{ "version": 3, "sources": ["../../../node_modules/@rails/actioncable/src/adapters.js", "../../../node_modules/@rails/actioncable/src/logger.js", "../../../node_modules/@rails/actioncable/src/connection_monitor.js", "../../../node_modules/@rails/actioncable/src/internal.js", "../../../node_modules/@rails/actioncable/src/connection.js", "../../../node_modules/@rails/actioncable/src/subscription.js", "../../../node_modules/@rails/actioncable/src/subscription_guarantor.js", "../../../node_modules/@rails/actioncable/src/subscriptions.js", "../../../node_modules/@rails/actioncable/src/consumer.js", "../../../node_modules/@rails/actioncable/src/index.js", "../../../node_modules/howler/dist/howler.js", "../../../node_modules/@hotwired/turbo/dist/turbo.es2017-esm.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/snakeize.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable_stream_source_element.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/fetch_requests.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/index.js", "../../../node_modules/@hotwired/stimulus/dist/stimulus.js", "../../javascript/controllers/application.js", "../../javascript/controllers/dialog_controller.js", "../../javascript/controllers/element_controller.js", "../../javascript/helper.js", "../../javascript/controllers/flash_controller.js", "../../javascript/controllers/form_controller.js", "../../javascript/controllers/mixins/event_handler.js", "../../javascript/controllers/media_session_controller.js", "../../javascript/controllers/mini_player_controller.js", "../../javascript/controllers/player_controller.js", "../../javascript/controllers/mixins/playing_song_indicator.js", "../../javascript/controllers/songs_controller.js", "../../javascript/controllers/current_playlist_songs_controller.js", "../../javascript/controllers/playlist_sortable_controller.js", "../../javascript/controllers/search_controller.js", "../../javascript/controllers/songs_bridge_controller.js", "../../javascript/controllers/album_bridge_controller.js", "../../javascript/controllers/playlist_bridge_controller.js", "../../javascript/controllers/flash_bridge_controller.js", "../../javascript/controllers/theme_controller.js", "../../javascript/controllers/theme_bridge_controller.js", "../../javascript/controllers/dropdown_controller.js", "../../javascript/controllers/cover_image_controller.js", "../../javascript/controllers/index.js", "../../javascript/player.js", "../../javascript/playlist.js", "../../javascript/native_bridge.js", "../../javascript/application.js"], "sourcesContent": ["export default {\n logger: self.console,\n WebSocket: self.WebSocket\n}\n", "import adapters from \"./adapters\"\n\n// The logger is disabled by default. You can enable it with:\n//\n// ActionCable.logger.enabled = true\n//\n// Example:\n//\n// import * as ActionCable from '@rails/actioncable'\n//\n// ActionCable.logger.enabled = true\n// ActionCable.logger.log('Connection Established.')\n//\n\nexport default {\n log(...messages) {\n if (this.enabled) {\n messages.push(Date.now())\n adapters.logger.log(\"[ActionCable]\", ...messages)\n }\n },\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring the cable connection is in good health by validating the heartbeat pings sent from the server, and attempting\n// revival reconnections if things go astray. Internal class, not intended for direct user manipulation.\n\nconst now = () => new Date().getTime()\n\nconst secondsSince = time => (now() - time) / 1000\n\nclass ConnectionMonitor {\n constructor(connection) {\n this.visibilityDidChange = this.visibilityDidChange.bind(this)\n this.connection = connection\n this.reconnectAttempts = 0\n }\n\n start() {\n if (!this.isRunning()) {\n this.startedAt = now()\n delete this.stoppedAt\n this.startPolling()\n addEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(`ConnectionMonitor started. stale threshold = ${this.constructor.staleThreshold} s`)\n }\n }\n\n stop() {\n if (this.isRunning()) {\n this.stoppedAt = now()\n this.stopPolling()\n removeEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(\"ConnectionMonitor stopped\")\n }\n }\n\n isRunning() {\n return this.startedAt && !this.stoppedAt\n }\n\n recordPing() {\n this.pingedAt = now()\n }\n\n recordConnect() {\n this.reconnectAttempts = 0\n this.recordPing()\n delete this.disconnectedAt\n logger.log(\"ConnectionMonitor recorded connect\")\n }\n\n recordDisconnect() {\n this.disconnectedAt = now()\n logger.log(\"ConnectionMonitor recorded disconnect\")\n }\n\n // Private\n\n startPolling() {\n this.stopPolling()\n this.poll()\n }\n\n stopPolling() {\n clearTimeout(this.pollTimeout)\n }\n\n poll() {\n this.pollTimeout = setTimeout(() => {\n this.reconnectIfStale()\n this.poll()\n }\n , this.getPollInterval())\n }\n\n getPollInterval() {\n const { staleThreshold, reconnectionBackoffRate } = this.constructor\n const backoff = Math.pow(1 + reconnectionBackoffRate, Math.min(this.reconnectAttempts, 10))\n const jitterMax = this.reconnectAttempts === 0 ? 1.0 : reconnectionBackoffRate\n const jitter = jitterMax * Math.random()\n return staleThreshold * 1000 * backoff * (1 + jitter)\n }\n\n reconnectIfStale() {\n if (this.connectionIsStale()) {\n logger.log(`ConnectionMonitor detected stale connection. reconnectAttempts = ${this.reconnectAttempts}, time stale = ${secondsSince(this.refreshedAt)} s, stale threshold = ${this.constructor.staleThreshold} s`)\n this.reconnectAttempts++\n if (this.disconnectedRecently()) {\n logger.log(`ConnectionMonitor skipping reopening recent disconnect. time disconnected = ${secondsSince(this.disconnectedAt)} s`)\n } else {\n logger.log(\"ConnectionMonitor reopening\")\n this.connection.reopen()\n }\n }\n }\n\n get refreshedAt() {\n return this.pingedAt ? this.pingedAt : this.startedAt\n }\n\n connectionIsStale() {\n return secondsSince(this.refreshedAt) > this.constructor.staleThreshold\n }\n\n disconnectedRecently() {\n return this.disconnectedAt && (secondsSince(this.disconnectedAt) < this.constructor.staleThreshold)\n }\n\n visibilityDidChange() {\n if (document.visibilityState === \"visible\") {\n setTimeout(() => {\n if (this.connectionIsStale() || !this.connection.isOpen()) {\n logger.log(`ConnectionMonitor reopening stale connection on visibilitychange. visibilityState = ${document.visibilityState}`)\n this.connection.reopen()\n }\n }\n , 200)\n }\n }\n\n}\n\nConnectionMonitor.staleThreshold = 6 // Server::Connections::BEAT_INTERVAL * 2 (missed two pings)\nConnectionMonitor.reconnectionBackoffRate = 0.15\n\nexport default ConnectionMonitor\n", "export default {\n \"message_types\": {\n \"welcome\": \"welcome\",\n \"disconnect\": \"disconnect\",\n \"ping\": \"ping\",\n \"confirmation\": \"confirm_subscription\",\n \"rejection\": \"reject_subscription\"\n },\n \"disconnect_reasons\": {\n \"unauthorized\": \"unauthorized\",\n \"invalid_request\": \"invalid_request\",\n \"server_restart\": \"server_restart\"\n },\n \"default_mount_path\": \"/cable\",\n \"protocols\": [\n \"actioncable-v1-json\",\n \"actioncable-unsupported\"\n ]\n}\n", "import adapters from \"./adapters\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport INTERNAL from \"./internal\"\nimport logger from \"./logger\"\n\n// Encapsulate the cable connection held by the consumer. This is an internal class not intended for direct user manipulation.\n\nconst {message_types, protocols} = INTERNAL\nconst supportedProtocols = protocols.slice(0, protocols.length - 1)\n\nconst indexOf = [].indexOf\n\nclass Connection {\n constructor(consumer) {\n this.open = this.open.bind(this)\n this.consumer = consumer\n this.subscriptions = this.consumer.subscriptions\n this.monitor = new ConnectionMonitor(this)\n this.disconnected = true\n }\n\n send(data) {\n if (this.isOpen()) {\n this.webSocket.send(JSON.stringify(data))\n return true\n } else {\n return false\n }\n }\n\n open() {\n if (this.isActive()) {\n logger.log(`Attempted to open WebSocket, but existing socket is ${this.getState()}`)\n return false\n } else {\n logger.log(`Opening WebSocket, current state is ${this.getState()}, subprotocols: ${protocols}`)\n if (this.webSocket) { this.uninstallEventHandlers() }\n this.webSocket = new adapters.WebSocket(this.consumer.url, protocols)\n this.installEventHandlers()\n this.monitor.start()\n return true\n }\n }\n\n close({allowReconnect} = {allowReconnect: true}) {\n if (!allowReconnect) { this.monitor.stop() }\n if (this.isActive()) {\n return this.webSocket.close()\n }\n }\n\n reopen() {\n logger.log(`Reopening WebSocket, current state is ${this.getState()}`)\n if (this.isActive()) {\n try {\n return this.close()\n } catch (error) {\n logger.log(\"Failed to reopen WebSocket\", error)\n }\n finally {\n logger.log(`Reopening WebSocket in ${this.constructor.reopenDelay}ms`)\n setTimeout(this.open, this.constructor.reopenDelay)\n }\n } else {\n return this.open()\n }\n }\n\n getProtocol() {\n if (this.webSocket) {\n return this.webSocket.protocol\n }\n }\n\n isOpen() {\n return this.isState(\"open\")\n }\n\n isActive() {\n return this.isState(\"open\", \"connecting\")\n }\n\n // Private\n\n isProtocolSupported() {\n return indexOf.call(supportedProtocols, this.getProtocol()) >= 0\n }\n\n isState(...states) {\n return indexOf.call(states, this.getState()) >= 0\n }\n\n getState() {\n if (this.webSocket) {\n for (let state in adapters.WebSocket) {\n if (adapters.WebSocket[state] === this.webSocket.readyState) {\n return state.toLowerCase()\n }\n }\n }\n return null\n }\n\n installEventHandlers() {\n for (let eventName in this.events) {\n const handler = this.events[eventName].bind(this)\n this.webSocket[`on${eventName}`] = handler\n }\n }\n\n uninstallEventHandlers() {\n for (let eventName in this.events) {\n this.webSocket[`on${eventName}`] = function() {}\n }\n }\n\n}\n\nConnection.reopenDelay = 500\n\nConnection.prototype.events = {\n message(event) {\n if (!this.isProtocolSupported()) { return }\n const {identifier, message, reason, reconnect, type} = JSON.parse(event.data)\n switch (type) {\n case message_types.welcome:\n this.monitor.recordConnect()\n return this.subscriptions.reload()\n case message_types.disconnect:\n logger.log(`Disconnecting. Reason: ${reason}`)\n return this.close({allowReconnect: reconnect})\n case message_types.ping:\n return this.monitor.recordPing()\n case message_types.confirmation:\n this.subscriptions.confirmSubscription(identifier)\n return this.subscriptions.notify(identifier, \"connected\")\n case message_types.rejection:\n return this.subscriptions.reject(identifier)\n default:\n return this.subscriptions.notify(identifier, \"received\", message)\n }\n },\n\n open() {\n logger.log(`WebSocket onopen event, using '${this.getProtocol()}' subprotocol`)\n this.disconnected = false\n if (!this.isProtocolSupported()) {\n logger.log(\"Protocol is unsupported. Stopping monitor and disconnecting.\")\n return this.close({allowReconnect: false})\n }\n },\n\n close(event) {\n logger.log(\"WebSocket onclose event\")\n if (this.disconnected) { return }\n this.disconnected = true\n this.monitor.recordDisconnect()\n return this.subscriptions.notifyAll(\"disconnected\", {willAttemptReconnect: this.monitor.isRunning()})\n },\n\n error() {\n logger.log(\"WebSocket onerror event\")\n }\n}\n\nexport default Connection\n", "// A new subscription is created through the ActionCable.Subscriptions instance available on the consumer.\n// It provides a number of callbacks and a method for calling remote procedure calls on the corresponding\n// Channel instance on the server side.\n//\n// An example demonstrates the basic functionality:\n//\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\", {\n// connected() {\n// // Called once the subscription has been successfully completed\n// },\n//\n// disconnected({ willAttemptReconnect: boolean }) {\n// // Called when the client has disconnected with the server.\n// // The object will have an `willAttemptReconnect` property which\n// // says whether the client has the intention of attempting\n// // to reconnect.\n// },\n//\n// appear() {\n// this.perform('appear', {appearing_on: this.appearingOn()})\n// },\n//\n// away() {\n// this.perform('away')\n// },\n//\n// appearingOn() {\n// $('main').data('appearing-on')\n// }\n// })\n//\n// The methods #appear and #away forward their intent to the remote AppearanceChannel instance on the server\n// by calling the `perform` method with the first parameter being the action (which maps to AppearanceChannel#appear/away).\n// The second parameter is a hash that'll get JSON encoded and made available on the server in the data parameter.\n//\n// This is how the server component would look:\n//\n// class AppearanceChannel < ApplicationActionCable::Channel\n// def subscribed\n// current_user.appear\n// end\n//\n// def unsubscribed\n// current_user.disappear\n// end\n//\n// def appear(data)\n// current_user.appear on: data['appearing_on']\n// end\n//\n// def away\n// current_user.away\n// end\n// end\n//\n// The \"AppearanceChannel\" name is automatically mapped between the client-side subscription creation and the server-side Ruby class name.\n// The AppearanceChannel#appear/away public methods are exposed automatically to client-side invocation through the perform method.\n\nconst extend = function(object, properties) {\n if (properties != null) {\n for (let key in properties) {\n const value = properties[key]\n object[key] = value\n }\n }\n return object\n}\n\nexport default class Subscription {\n constructor(consumer, params = {}, mixin) {\n this.consumer = consumer\n this.identifier = JSON.stringify(params)\n extend(this, mixin)\n }\n\n // Perform a channel action with the optional data passed as an attribute\n perform(action, data = {}) {\n data.action = action\n return this.send(data)\n }\n\n send(data) {\n return this.consumer.send({command: \"message\", identifier: this.identifier, data: JSON.stringify(data)})\n }\n\n unsubscribe() {\n return this.consumer.subscriptions.remove(this)\n }\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring channel subscribe command is confirmed, retrying until confirmation is received.\n// Internal class, not intended for direct user manipulation.\n\nclass SubscriptionGuarantor {\n constructor(subscriptions) {\n this.subscriptions = subscriptions\n this.pendingSubscriptions = []\n }\n\n guarantee(subscription) {\n if(this.pendingSubscriptions.indexOf(subscription) == -1){ \n logger.log(`SubscriptionGuarantor guaranteeing ${subscription.identifier}`)\n this.pendingSubscriptions.push(subscription) \n }\n else {\n logger.log(`SubscriptionGuarantor already guaranteeing ${subscription.identifier}`)\n }\n this.startGuaranteeing()\n }\n\n forget(subscription) {\n logger.log(`SubscriptionGuarantor forgetting ${subscription.identifier}`)\n this.pendingSubscriptions = (this.pendingSubscriptions.filter((s) => s !== subscription))\n }\n\n startGuaranteeing() {\n this.stopGuaranteeing()\n this.retrySubscribing()\n }\n \n stopGuaranteeing() {\n clearTimeout(this.retryTimeout)\n }\n\n retrySubscribing() {\n this.retryTimeout = setTimeout(() => {\n if (this.subscriptions && typeof(this.subscriptions.subscribe) === \"function\") {\n this.pendingSubscriptions.map((subscription) => {\n logger.log(`SubscriptionGuarantor resubscribing ${subscription.identifier}`)\n this.subscriptions.subscribe(subscription)\n })\n }\n }\n , 500)\n }\n}\n\nexport default SubscriptionGuarantor", "import Subscription from \"./subscription\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport logger from \"./logger\"\n\n// Collection class for creating (and internally managing) channel subscriptions.\n// The only method intended to be triggered by the user is ActionCable.Subscriptions#create,\n// and it should be called through the consumer like so:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n\nexport default class Subscriptions {\n constructor(consumer) {\n this.consumer = consumer\n this.guarantor = new SubscriptionGuarantor(this)\n this.subscriptions = []\n }\n\n create(channelName, mixin) {\n const channel = channelName\n const params = typeof channel === \"object\" ? channel : {channel}\n const subscription = new Subscription(this.consumer, params, mixin)\n return this.add(subscription)\n }\n\n // Private\n\n add(subscription) {\n this.subscriptions.push(subscription)\n this.consumer.ensureActiveConnection()\n this.notify(subscription, \"initialized\")\n this.subscribe(subscription)\n return subscription\n }\n\n remove(subscription) {\n this.forget(subscription)\n if (!this.findAll(subscription.identifier).length) {\n this.sendCommand(subscription, \"unsubscribe\")\n }\n return subscription\n }\n\n reject(identifier) {\n return this.findAll(identifier).map((subscription) => {\n this.forget(subscription)\n this.notify(subscription, \"rejected\")\n return subscription\n })\n }\n\n forget(subscription) {\n this.guarantor.forget(subscription)\n this.subscriptions = (this.subscriptions.filter((s) => s !== subscription))\n return subscription\n }\n\n findAll(identifier) {\n return this.subscriptions.filter((s) => s.identifier === identifier)\n }\n\n reload() {\n return this.subscriptions.map((subscription) =>\n this.subscribe(subscription))\n }\n\n notifyAll(callbackName, ...args) {\n return this.subscriptions.map((subscription) =>\n this.notify(subscription, callbackName, ...args))\n }\n\n notify(subscription, callbackName, ...args) {\n let subscriptions\n if (typeof subscription === \"string\") {\n subscriptions = this.findAll(subscription)\n } else {\n subscriptions = [subscription]\n }\n\n return subscriptions.map((subscription) =>\n (typeof subscription[callbackName] === \"function\" ? subscription[callbackName](...args) : undefined))\n }\n\n subscribe(subscription) {\n if (this.sendCommand(subscription, \"subscribe\")) {\n this.guarantor.guarantee(subscription)\n }\n }\n\n confirmSubscription(identifier) {\n logger.log(`Subscription confirmed ${identifier}`)\n this.findAll(identifier).map((subscription) =>\n this.guarantor.forget(subscription))\n }\n\n sendCommand(subscription, command) {\n const {identifier} = subscription\n return this.consumer.send({command, identifier})\n }\n}\n", "import Connection from \"./connection\"\nimport Subscriptions from \"./subscriptions\"\n\n// The ActionCable.Consumer establishes the connection to a server-side Ruby Connection object. Once established,\n// the ActionCable.ConnectionMonitor will ensure that its properly maintained through heartbeats and checking for stale updates.\n// The Consumer instance is also the gateway to establishing subscriptions to desired channels through the #createSubscription\n// method.\n//\n// The following example shows how this can be set up:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n//\n// When a consumer is created, it automatically connects with the server.\n//\n// To disconnect from the server, call\n//\n// App.cable.disconnect()\n//\n// and to restart the connection:\n//\n// App.cable.connect()\n//\n// Any channel subscriptions which existed prior to disconnecting will\n// automatically resubscribe.\n\nexport default class Consumer {\n constructor(url) {\n this._url = url\n this.subscriptions = new Subscriptions(this)\n this.connection = new Connection(this)\n }\n\n get url() {\n return createWebSocketURL(this._url)\n }\n\n send(data) {\n return this.connection.send(data)\n }\n\n connect() {\n return this.connection.open()\n }\n\n disconnect() {\n return this.connection.close({allowReconnect: false})\n }\n\n ensureActiveConnection() {\n if (!this.connection.isActive()) {\n return this.connection.open()\n }\n }\n}\n\nexport function createWebSocketURL(url) {\n if (typeof url === \"function\") {\n url = url()\n }\n\n if (url && !/^wss?:/i.test(url)) {\n const a = document.createElement(\"a\")\n a.href = url\n // Fix populating Location properties in IE. Otherwise, protocol will be blank.\n a.href = a.href\n a.protocol = a.protocol.replace(\"http\", \"ws\")\n return a.href\n } else {\n return url\n }\n}\n", "import Connection from \"./connection\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport Consumer, { createWebSocketURL } from \"./consumer\"\nimport INTERNAL from \"./internal\"\nimport Subscription from \"./subscription\"\nimport Subscriptions from \"./subscriptions\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport adapters from \"./adapters\"\nimport logger from \"./logger\"\n\nexport {\n Connection,\n ConnectionMonitor,\n Consumer,\n INTERNAL,\n Subscription,\n Subscriptions,\n SubscriptionGuarantor,\n adapters,\n createWebSocketURL,\n logger,\n}\n\nexport function createConsumer(url = getConfig(\"url\") || INTERNAL.default_mount_path) {\n return new Consumer(url)\n}\n\nexport function getConfig(name) {\n const element = document.head.querySelector(`meta[name='action-cable-${name}']`)\n if (element) {\n return element.getAttribute(\"content\")\n }\n}\n", "/*!\n * howler.js v2.2.3\n * howlerjs.com\n *\n * (c) 2013-2020, James Simpson of GoldFire Studios\n * goldfirestudios.com\n *\n * MIT License\n */\n\n(function() {\n\n 'use strict';\n\n /** Global Methods **/\n /***************************************************************************/\n\n /**\n * Create the global controller. All contained methods and properties apply\n * to all sounds that are currently playing or will be in the future.\n */\n var HowlerGlobal = function() {\n this.init();\n };\n HowlerGlobal.prototype = {\n /**\n * Initialize the global Howler object.\n * @return {Howler}\n */\n init: function() {\n var self = this || Howler;\n\n // Create a global ID counter.\n self._counter = 1000;\n\n // Pool of unlocked HTML5 Audio objects.\n self._html5AudioPool = [];\n self.html5PoolSize = 10;\n\n // Internal properties.\n self._codecs = {};\n self._howls = [];\n self._muted = false;\n self._volume = 1;\n self._canPlayEvent = 'canplaythrough';\n self._navigator = (typeof window !== 'undefined' && window.navigator) ? window.navigator : null;\n\n // Public properties.\n self.masterGain = null;\n self.noAudio = false;\n self.usingWebAudio = true;\n self.autoSuspend = true;\n self.ctx = null;\n\n // Set to false to disable the auto audio unlocker.\n self.autoUnlock = true;\n\n // Setup the various state values for global tracking.\n self._setup();\n\n return self;\n },\n\n /**\n * Get/set the global volume for all sounds.\n * @param {Float} vol Volume from 0.0 to 1.0.\n * @return {Howler/Float} Returns self or current volume.\n */\n volume: function(vol) {\n var self = this || Howler;\n vol = parseFloat(vol);\n\n // If we don't have an AudioContext created yet, run the setup.\n if (!self.ctx) {\n setupAudioContext();\n }\n\n if (typeof vol !== 'undefined' && vol >= 0 && vol <= 1) {\n self._volume = vol;\n\n // Don't update any of the nodes if we are muted.\n if (self._muted) {\n return self;\n }\n\n // When using Web Audio, we just need to adjust the master gain.\n if (self.usingWebAudio) {\n self.masterGain.gain.setValueAtTime(vol, Howler.ctx.currentTime);\n }\n\n // Loop through and change volume for all HTML5 audio nodes.\n for (var i=0; i=0; i--) {\n self._howls[i].unload();\n }\n\n // Create a new AudioContext to make sure it is fully reset.\n if (self.usingWebAudio && self.ctx && typeof self.ctx.close !== 'undefined') {\n self.ctx.close();\n self.ctx = null;\n setupAudioContext();\n }\n\n return self;\n },\n\n /**\n * Check for codec support of specific extension.\n * @param {String} ext Audio file extention.\n * @return {Boolean}\n */\n codecs: function(ext) {\n return (this || Howler)._codecs[ext.replace(/^x-/, '')];\n },\n\n /**\n * Setup various state values for global tracking.\n * @return {Howler}\n */\n _setup: function() {\n var self = this || Howler;\n\n // Keeps track of the suspend/resume state of the AudioContext.\n self.state = self.ctx ? self.ctx.state || 'suspended' : 'suspended';\n\n // Automatically begin the 30-second suspend process\n self._autoSuspend();\n\n // Check if audio is available.\n if (!self.usingWebAudio) {\n // No audio is available on this system if noAudio is set to true.\n if (typeof Audio !== 'undefined') {\n try {\n var test = new Audio();\n\n // Check if the canplaythrough event is available.\n if (typeof test.oncanplaythrough === 'undefined') {\n self._canPlayEvent = 'canplay';\n }\n } catch(e) {\n self.noAudio = true;\n }\n } else {\n self.noAudio = true;\n }\n }\n\n // Test to make sure audio isn't disabled in Internet Explorer.\n try {\n var test = new Audio();\n if (test.muted) {\n self.noAudio = true;\n }\n } catch (e) {}\n\n // Check for supported codecs.\n if (!self.noAudio) {\n self._setupCodecs();\n }\n\n return self;\n },\n\n /**\n * Check for browser support for various codecs and cache the results.\n * @return {Howler}\n */\n _setupCodecs: function() {\n var self = this || Howler;\n var audioTest = null;\n\n // Must wrap in a try/catch because IE11 in server mode throws an error.\n try {\n audioTest = (typeof Audio !== 'undefined') ? new Audio() : null;\n } catch (err) {\n return self;\n }\n\n if (!audioTest || typeof audioTest.canPlayType !== 'function') {\n return self;\n }\n\n var mpegTest = audioTest.canPlayType('audio/mpeg;').replace(/^no$/, '');\n\n // Opera version <33 has mixed MP3 support, so we need to check for and block it.\n var ua = self._navigator ? self._navigator.userAgent : '';\n var checkOpera = ua.match(/OPR\\/([0-6].)/g);\n var isOldOpera = (checkOpera && parseInt(checkOpera[0].split('/')[1], 10) < 33);\n var checkSafari = ua.indexOf('Safari') !== -1 && ua.indexOf('Chrome') === -1;\n var safariVersion = ua.match(/Version\\/(.*?) /);\n var isOldSafari = (checkSafari && safariVersion && parseInt(safariVersion[1], 10) < 15);\n\n self._codecs = {\n mp3: !!(!isOldOpera && (mpegTest || audioTest.canPlayType('audio/mp3;').replace(/^no$/, ''))),\n mpeg: !!mpegTest,\n opus: !!audioTest.canPlayType('audio/ogg; codecs=\"opus\"').replace(/^no$/, ''),\n ogg: !!audioTest.canPlayType('audio/ogg; codecs=\"vorbis\"').replace(/^no$/, ''),\n oga: !!audioTest.canPlayType('audio/ogg; codecs=\"vorbis\"').replace(/^no$/, ''),\n wav: !!(audioTest.canPlayType('audio/wav; codecs=\"1\"') || audioTest.canPlayType('audio/wav')).replace(/^no$/, ''),\n aac: !!audioTest.canPlayType('audio/aac;').replace(/^no$/, ''),\n caf: !!audioTest.canPlayType('audio/x-caf;').replace(/^no$/, ''),\n m4a: !!(audioTest.canPlayType('audio/x-m4a;') || audioTest.canPlayType('audio/m4a;') || audioTest.canPlayType('audio/aac;')).replace(/^no$/, ''),\n m4b: !!(audioTest.canPlayType('audio/x-m4b;') || audioTest.canPlayType('audio/m4b;') || audioTest.canPlayType('audio/aac;')).replace(/^no$/, ''),\n mp4: !!(audioTest.canPlayType('audio/x-mp4;') || audioTest.canPlayType('audio/mp4;') || audioTest.canPlayType('audio/aac;')).replace(/^no$/, ''),\n weba: !!(!isOldSafari && audioTest.canPlayType('audio/webm; codecs=\"vorbis\"').replace(/^no$/, '')),\n webm: !!(!isOldSafari && audioTest.canPlayType('audio/webm; codecs=\"vorbis\"').replace(/^no$/, '')),\n dolby: !!audioTest.canPlayType('audio/mp4; codecs=\"ec-3\"').replace(/^no$/, ''),\n flac: !!(audioTest.canPlayType('audio/x-flac;') || audioTest.canPlayType('audio/flac;')).replace(/^no$/, '')\n };\n\n return self;\n },\n\n /**\n * Some browsers/devices will only allow audio to be played after a user interaction.\n * Attempt to automatically unlock audio on the first user interaction.\n * Concept from: http://paulbakaus.com/tutorials/html5/web-audio-on-ios/\n * @return {Howler}\n */\n _unlockAudio: function() {\n var self = this || Howler;\n\n // Only run this if Web Audio is supported and it hasn't already been unlocked.\n if (self._audioUnlocked || !self.ctx) {\n return;\n }\n\n self._audioUnlocked = false;\n self.autoUnlock = false;\n\n // Some mobile devices/platforms have distortion issues when opening/closing tabs and/or web views.\n // Bugs in the browser (especially Mobile Safari) can cause the sampleRate to change from 44100 to 48000.\n // By calling Howler.unload(), we create a new AudioContext with the correct sampleRate.\n if (!self._mobileUnloaded && self.ctx.sampleRate !== 44100) {\n self._mobileUnloaded = true;\n self.unload();\n }\n\n // Scratch buffer for enabling iOS to dispose of web audio buffers correctly, as per:\n // http://stackoverflow.com/questions/24119684\n self._scratchBuffer = self.ctx.createBuffer(1, 1, 22050);\n\n // Call this method on touch start to create and play a buffer,\n // then check if the audio actually played to determine if\n // audio has now been unlocked on iOS, Android, etc.\n var unlock = function(e) {\n // Create a pool of unlocked HTML5 Audio objects that can\n // be used for playing sounds without user interaction. HTML5\n // Audio objects must be individually unlocked, as opposed\n // to the WebAudio API which only needs a single activation.\n // This must occur before WebAudio setup or the source.onended\n // event will not fire.\n while (self._html5AudioPool.length < self.html5PoolSize) {\n try {\n var audioNode = new Audio();\n\n // Mark this Audio object as unlocked to ensure it can get returned\n // to the unlocked pool when released.\n audioNode._unlocked = true;\n\n // Add the audio node to the pool.\n self._releaseHtml5Audio(audioNode);\n } catch (e) {\n self.noAudio = true;\n break;\n }\n }\n\n // Loop through any assigned audio nodes and unlock them.\n for (var i=0; i= 55.\n if (typeof self.ctx.resume === 'function') {\n self.ctx.resume();\n }\n\n // Setup a timeout to check that we are unlocked on the next event loop.\n source.onended = function() {\n source.disconnect(0);\n\n // Update the unlocked state and prevent this check from happening again.\n self._audioUnlocked = true;\n\n // Remove the touch start listener.\n document.removeEventListener('touchstart', unlock, true);\n document.removeEventListener('touchend', unlock, true);\n document.removeEventListener('click', unlock, true);\n document.removeEventListener('keydown', unlock, true);\n\n // Let all sounds know that audio has been unlocked.\n for (var i=0; i 0 ? sound._seek : self._sprite[sprite][0] / 1000);\n var duration = Math.max(0, ((self._sprite[sprite][0] + self._sprite[sprite][1]) / 1000) - seek);\n var timeout = (duration * 1000) / Math.abs(sound._rate);\n var start = self._sprite[sprite][0] / 1000;\n var stop = (self._sprite[sprite][0] + self._sprite[sprite][1]) / 1000;\n sound._sprite = sprite;\n\n // Mark the sound as ended instantly so that this async playback\n // doesn't get grabbed by another call to play while this one waits to start.\n sound._ended = false;\n\n // Update the parameters of the sound.\n var setParams = function() {\n sound._paused = false;\n sound._seek = seek;\n sound._start = start;\n sound._stop = stop;\n sound._loop = !!(sound._loop || self._sprite[sprite][2]);\n };\n\n // End the sound instantly if seek is at the end.\n if (seek >= stop) {\n self._ended(sound);\n return;\n }\n\n // Begin the actual playback.\n var node = sound._node;\n if (self._webAudio) {\n // Fire this when the sound is ready to play to begin Web Audio playback.\n var playWebAudio = function() {\n self._playLock = false;\n setParams();\n self._refreshBuffer(sound);\n\n // Setup the playback params.\n var vol = (sound._muted || self._muted) ? 0 : sound._volume;\n node.gain.setValueAtTime(vol, Howler.ctx.currentTime);\n sound._playStart = Howler.ctx.currentTime;\n\n // Play the sound using the supported method.\n if (typeof node.bufferSource.start === 'undefined') {\n sound._loop ? node.bufferSource.noteGrainOn(0, seek, 86400) : node.bufferSource.noteGrainOn(0, seek, duration);\n } else {\n sound._loop ? node.bufferSource.start(0, seek, 86400) : node.bufferSource.start(0, seek, duration);\n }\n\n // Start a new timer if none is present.\n if (timeout !== Infinity) {\n self._endTimers[sound._id] = setTimeout(self._ended.bind(self, sound), timeout);\n }\n\n if (!internal) {\n setTimeout(function() {\n self._emit('play', sound._id);\n self._loadQueue();\n }, 0);\n }\n };\n\n if (Howler.state === 'running' && Howler.ctx.state !== 'interrupted') {\n playWebAudio();\n } else {\n self._playLock = true;\n\n // Wait for the audio context to resume before playing.\n self.once('resume', playWebAudio);\n\n // Cancel the end timer.\n self._clearTimer(sound._id);\n }\n } else {\n // Fire this when the sound is ready to play to begin HTML5 Audio playback.\n var playHtml5 = function() {\n node.currentTime = seek;\n node.muted = sound._muted || self._muted || Howler._muted || node.muted;\n node.volume = sound._volume * Howler.volume();\n node.playbackRate = sound._rate;\n\n // Some browsers will throw an error if this is called without user interaction.\n try {\n var play = node.play();\n\n // Support older browsers that don't support promises, and thus don't have this issue.\n if (play && typeof Promise !== 'undefined' && (play instanceof Promise || typeof play.then === 'function')) {\n // Implements a lock to prevent DOMException: The play() request was interrupted by a call to pause().\n self._playLock = true;\n\n // Set param values immediately.\n setParams();\n\n // Releases the lock and executes queued actions.\n play\n .then(function() {\n self._playLock = false;\n node._unlocked = true;\n if (!internal) {\n self._emit('play', sound._id);\n } else {\n self._loadQueue();\n }\n })\n .catch(function() {\n self._playLock = false;\n self._emit('playerror', sound._id, 'Playback was unable to start. This is most commonly an issue ' +\n 'on mobile devices and Chrome where playback was not within a user interaction.');\n\n // Reset the ended and paused values.\n sound._ended = true;\n sound._paused = true;\n });\n } else if (!internal) {\n self._playLock = false;\n setParams();\n self._emit('play', sound._id);\n }\n\n // Setting rate before playing won't work in IE, so we set it again here.\n node.playbackRate = sound._rate;\n\n // If the node is still paused, then we can assume there was a playback issue.\n if (node.paused) {\n self._emit('playerror', sound._id, 'Playback was unable to start. This is most commonly an issue ' +\n 'on mobile devices and Chrome where playback was not within a user interaction.');\n return;\n }\n\n // Setup the end timer on sprites or listen for the ended event.\n if (sprite !== '__default' || sound._loop) {\n self._endTimers[sound._id] = setTimeout(self._ended.bind(self, sound), timeout);\n } else {\n self._endTimers[sound._id] = function() {\n // Fire ended on this audio node.\n self._ended(sound);\n\n // Clear this listener.\n node.removeEventListener('ended', self._endTimers[sound._id], false);\n };\n node.addEventListener('ended', self._endTimers[sound._id], false);\n }\n } catch (err) {\n self._emit('playerror', sound._id, err);\n }\n };\n\n // If this is streaming audio, make sure the src is set and load again.\n if (node.src === 'data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA') {\n node.src = self._src;\n node.load();\n }\n\n // Play immediately if ready, or wait for the 'canplaythrough'e vent.\n var loadedNoReadyState = (window && window.ejecta) || (!node.readyState && Howler._navigator.isCocoonJS);\n if (node.readyState >= 3 || loadedNoReadyState) {\n playHtml5();\n } else {\n self._playLock = true;\n self._state = 'loading';\n\n var listener = function() {\n self._state = 'loaded';\n \n // Begin playback.\n playHtml5();\n\n // Clear this listener.\n node.removeEventListener(Howler._canPlayEvent, listener, false);\n };\n node.addEventListener(Howler._canPlayEvent, listener, false);\n\n // Cancel the end timer.\n self._clearTimer(sound._id);\n }\n }\n\n return sound._id;\n },\n\n /**\n * Pause playback and save current position.\n * @param {Number} id The sound ID (empty to pause all in group).\n * @return {Howl}\n */\n pause: function(id) {\n var self = this;\n\n // If the sound hasn't loaded or a play() promise is pending, add it to the load queue to pause when capable.\n if (self._state !== 'loaded' || self._playLock) {\n self._queue.push({\n event: 'pause',\n action: function() {\n self.pause(id);\n }\n });\n\n return self;\n }\n\n // If no id is passed, get all ID's to be paused.\n var ids = self._getSoundIds(id);\n\n for (var i=0; i Returns the group's volume value.\n * volume(id) -> Returns the sound id's current volume.\n * volume(vol) -> Sets the volume of all sounds in this Howl group.\n * volume(vol, id) -> Sets the volume of passed sound id.\n * @return {Howl/Number} Returns self or current volume.\n */\n volume: function() {\n var self = this;\n var args = arguments;\n var vol, id;\n\n // Determine the values based on arguments.\n if (args.length === 0) {\n // Return the value of the groups' volume.\n return self._volume;\n } else if (args.length === 1 || args.length === 2 && typeof args[1] === 'undefined') {\n // First check if this is an ID, and if not, assume it is a new volume.\n var ids = self._getSoundIds();\n var index = ids.indexOf(args[0]);\n if (index >= 0) {\n id = parseInt(args[0], 10);\n } else {\n vol = parseFloat(args[0]);\n }\n } else if (args.length >= 2) {\n vol = parseFloat(args[0]);\n id = parseInt(args[1], 10);\n }\n\n // Update the volume or return the current volume.\n var sound;\n if (typeof vol !== 'undefined' && vol >= 0 && vol <= 1) {\n // If the sound hasn't loaded, add it to the load queue to change volume when capable.\n if (self._state !== 'loaded'|| self._playLock) {\n self._queue.push({\n event: 'volume',\n action: function() {\n self.volume.apply(self, args);\n }\n });\n\n return self;\n }\n\n // Set the group volume.\n if (typeof id === 'undefined') {\n self._volume = vol;\n }\n\n // Update one or all volumes.\n id = self._getSoundIds(id);\n for (var i=0; i 0) ? len / steps : len);\n var lastTick = Date.now();\n\n // Store the value being faded to.\n sound._fadeTo = to;\n\n // Update the volume value on each interval tick.\n sound._interval = setInterval(function() {\n // Update the volume based on the time since the last tick.\n var tick = (Date.now() - lastTick) / len;\n lastTick = Date.now();\n vol += diff * tick;\n\n // Round to within 2 decimal points.\n vol = Math.round(vol * 100) / 100;\n\n // Make sure the volume is in the right bounds.\n if (diff < 0) {\n vol = Math.max(to, vol);\n } else {\n vol = Math.min(to, vol);\n }\n\n // Change the volume.\n if (self._webAudio) {\n sound._volume = vol;\n } else {\n self.volume(vol, sound._id, true);\n }\n\n // Set the group's volume.\n if (isGroup) {\n self._volume = vol;\n }\n\n // When the fade is complete, stop it and fire event.\n if ((to < from && vol <= to) || (to > from && vol >= to)) {\n clearInterval(sound._interval);\n sound._interval = null;\n sound._fadeTo = null;\n self.volume(to, sound._id);\n self._emit('fade', sound._id);\n }\n }, stepLen);\n },\n\n /**\n * Internal method that stops the currently playing fade when\n * a new fade starts, volume is changed or the sound is stopped.\n * @param {Number} id The sound id.\n * @return {Howl}\n */\n _stopFade: function(id) {\n var self = this;\n var sound = self._soundById(id);\n\n if (sound && sound._interval) {\n if (self._webAudio) {\n sound._node.gain.cancelScheduledValues(Howler.ctx.currentTime);\n }\n\n clearInterval(sound._interval);\n sound._interval = null;\n self.volume(sound._fadeTo, id);\n sound._fadeTo = null;\n self._emit('fade', id);\n }\n\n return self;\n },\n\n /**\n * Get/set the loop parameter on a sound. This method can optionally take 0, 1 or 2 arguments.\n * loop() -> Returns the group's loop value.\n * loop(id) -> Returns the sound id's loop value.\n * loop(loop) -> Sets the loop value for all sounds in this Howl group.\n * loop(loop, id) -> Sets the loop value of passed sound id.\n * @return {Howl/Boolean} Returns self or current loop value.\n */\n loop: function() {\n var self = this;\n var args = arguments;\n var loop, id, sound;\n\n // Determine the values for loop and id.\n if (args.length === 0) {\n // Return the grou's loop value.\n return self._loop;\n } else if (args.length === 1) {\n if (typeof args[0] === 'boolean') {\n loop = args[0];\n self._loop = loop;\n } else {\n // Return this sound's loop value.\n sound = self._soundById(parseInt(args[0], 10));\n return sound ? sound._loop : false;\n }\n } else if (args.length === 2) {\n loop = args[0];\n id = parseInt(args[1], 10);\n }\n\n // If no id is passed, get all ID's to be looped.\n var ids = self._getSoundIds(id);\n for (var i=0; i Returns the first sound node's current playback rate.\n * rate(id) -> Returns the sound id's current playback rate.\n * rate(rate) -> Sets the playback rate of all sounds in this Howl group.\n * rate(rate, id) -> Sets the playback rate of passed sound id.\n * @return {Howl/Number} Returns self or the current playback rate.\n */\n rate: function() {\n var self = this;\n var args = arguments;\n var rate, id;\n\n // Determine the values based on arguments.\n if (args.length === 0) {\n // We will simply return the current rate of the first node.\n id = self._sounds[0]._id;\n } else if (args.length === 1) {\n // First check if this is an ID, and if not, assume it is a new rate value.\n var ids = self._getSoundIds();\n var index = ids.indexOf(args[0]);\n if (index >= 0) {\n id = parseInt(args[0], 10);\n } else {\n rate = parseFloat(args[0]);\n }\n } else if (args.length === 2) {\n rate = parseFloat(args[0]);\n id = parseInt(args[1], 10);\n }\n\n // Update the playback rate or return the current value.\n var sound;\n if (typeof rate === 'number') {\n // If the sound hasn't loaded, add it to the load queue to change playback rate when capable.\n if (self._state !== 'loaded' || self._playLock) {\n self._queue.push({\n event: 'rate',\n action: function() {\n self.rate.apply(self, args);\n }\n });\n\n return self;\n }\n\n // Set the group rate.\n if (typeof id === 'undefined') {\n self._rate = rate;\n }\n\n // Update one or all volumes.\n id = self._getSoundIds(id);\n for (var i=0; i Returns the first sound node's current seek position.\n * seek(id) -> Returns the sound id's current seek position.\n * seek(seek) -> Sets the seek position of the first sound node.\n * seek(seek, id) -> Sets the seek position of passed sound id.\n * @return {Howl/Number} Returns self or the current seek position.\n */\n seek: function() {\n var self = this;\n var args = arguments;\n var seek, id;\n\n // Determine the values based on arguments.\n if (args.length === 0) {\n // We will simply return the current position of the first node.\n if (self._sounds.length) {\n id = self._sounds[0]._id;\n }\n } else if (args.length === 1) {\n // First check if this is an ID, and if not, assume it is a new seek position.\n var ids = self._getSoundIds();\n var index = ids.indexOf(args[0]);\n if (index >= 0) {\n id = parseInt(args[0], 10);\n } else if (self._sounds.length) {\n id = self._sounds[0]._id;\n seek = parseFloat(args[0]);\n }\n } else if (args.length === 2) {\n seek = parseFloat(args[0]);\n id = parseInt(args[1], 10);\n }\n\n // If there is no ID, bail out.\n if (typeof id === 'undefined') {\n return 0;\n }\n\n // If the sound hasn't loaded, add it to the load queue to seek when capable.\n if (typeof seek === 'number' && (self._state !== 'loaded' || self._playLock)) {\n self._queue.push({\n event: 'seek',\n action: function() {\n self.seek.apply(self, args);\n }\n });\n\n return self;\n }\n\n // Get the sound.\n var sound = self._soundById(id);\n\n if (sound) {\n if (typeof seek === 'number' && seek >= 0) {\n // Pause the sound and update position for restarting playback.\n var playing = self.playing(id);\n if (playing) {\n self.pause(id, true);\n }\n\n // Move the position of the track and cancel timer.\n sound._seek = seek;\n sound._ended = false;\n self._clearTimer(id);\n\n // Update the seek position for HTML5 Audio.\n if (!self._webAudio && sound._node && !isNaN(sound._node.duration)) {\n sound._node.currentTime = seek;\n }\n\n // Seek and emit when ready.\n var seekAndEmit = function() {\n // Restart the playback if the sound was playing.\n if (playing) {\n self.play(id, true);\n }\n\n self._emit('seek', id);\n };\n\n // Wait for the play lock to be unset before emitting (HTML5 Audio).\n if (playing && !self._webAudio) {\n var emitSeek = function() {\n if (!self._playLock) {\n seekAndEmit();\n } else {\n setTimeout(emitSeek, 0);\n }\n };\n setTimeout(emitSeek, 0);\n } else {\n seekAndEmit();\n }\n } else {\n if (self._webAudio) {\n var realTime = self.playing(id) ? Howler.ctx.currentTime - sound._playStart : 0;\n var rateSeek = sound._rateSeek ? sound._rateSeek - sound._seek : 0;\n return sound._seek + (rateSeek + realTime * Math.abs(sound._rate));\n } else {\n return sound._node.currentTime;\n }\n }\n }\n\n return self;\n },\n\n /**\n * Check if a specific sound is currently playing or not (if id is provided), or check if at least one of the sounds in the group is playing or not.\n * @param {Number} id The sound id to check. If none is passed, the whole sound group is checked.\n * @return {Boolean} True if playing and false if not.\n */\n playing: function(id) {\n var self = this;\n\n // Check the passed sound ID (if any).\n if (typeof id === 'number') {\n var sound = self._soundById(id);\n return sound ? !sound._paused : false;\n }\n\n // Otherwise, loop through all sounds and check if any are playing.\n for (var i=0; i= 0) {\n Howler._howls.splice(index, 1);\n }\n\n // Delete this sound from the cache (if no other Howl is using it).\n var remCache = true;\n for (i=0; i= 0) {\n remCache = false;\n break;\n }\n }\n\n if (cache && remCache) {\n delete cache[self._src];\n }\n\n // Clear global errors.\n Howler.noAudio = false;\n\n // Clear out `self`.\n self._state = 'unloaded';\n self._sounds = [];\n self = null;\n\n return null;\n },\n\n /**\n * Listen to a custom event.\n * @param {String} event Event name.\n * @param {Function} fn Listener to call.\n * @param {Number} id (optional) Only listen to events for this sound.\n * @param {Number} once (INTERNAL) Marks event to fire only once.\n * @return {Howl}\n */\n on: function(event, fn, id, once) {\n var self = this;\n var events = self['_on' + event];\n\n if (typeof fn === 'function') {\n events.push(once ? {id: id, fn: fn, once: once} : {id: id, fn: fn});\n }\n\n return self;\n },\n\n /**\n * Remove a custom event. Call without parameters to remove all events.\n * @param {String} event Event name.\n * @param {Function} fn Listener to remove. Leave empty to remove all.\n * @param {Number} id (optional) Only remove events for this sound.\n * @return {Howl}\n */\n off: function(event, fn, id) {\n var self = this;\n var events = self['_on' + event];\n var i = 0;\n\n // Allow passing just an event and ID.\n if (typeof fn === 'number') {\n id = fn;\n fn = null;\n }\n\n if (fn || id) {\n // Loop through event store and remove the passed function.\n for (i=0; i=0; i--) {\n // Only fire the listener if the correct ID is used.\n if (!events[i].id || events[i].id === id || event === 'load') {\n setTimeout(function(fn) {\n fn.call(this, id, msg);\n }.bind(self, events[i].fn), 0);\n\n // If this event was setup with `once`, remove it.\n if (events[i].once) {\n self.off(event, events[i].fn, events[i].id);\n }\n }\n }\n\n // Pass the event type into load queue so that it can continue stepping.\n self._loadQueue(event);\n\n return self;\n },\n\n /**\n * Queue of actions initiated before the sound has loaded.\n * These will be called in sequence, with the next only firing\n * after the previous has finished executing (even if async like play).\n * @return {Howl}\n */\n _loadQueue: function(event) {\n var self = this;\n\n if (self._queue.length > 0) {\n var task = self._queue[0];\n\n // Remove this task if a matching event was passed.\n if (task.event === event) {\n self._queue.shift();\n self._loadQueue();\n }\n\n // Run the task if no event type is passed.\n if (!event) {\n task.action();\n }\n }\n\n return self;\n },\n\n /**\n * Fired when playback ends at the end of the duration.\n * @param {Sound} sound The sound object to work with.\n * @return {Howl}\n */\n _ended: function(sound) {\n var self = this;\n var sprite = sound._sprite;\n\n // If we are using IE and there was network latency we may be clipping\n // audio before it completes playing. Lets check the node to make sure it\n // believes it has completed, before ending the playback.\n if (!self._webAudio && sound._node && !sound._node.paused && !sound._node.ended && sound._node.currentTime < sound._stop) {\n setTimeout(self._ended.bind(self, sound), 100);\n return self;\n }\n\n // Should this sound loop?\n var loop = !!(sound._loop || self._sprite[sprite][2]);\n\n // Fire the ended event.\n self._emit('end', sound._id);\n\n // Restart the playback for HTML5 Audio loop.\n if (!self._webAudio && loop) {\n self.stop(sound._id, true).play(sound._id);\n }\n\n // Restart this timer if on a Web Audio loop.\n if (self._webAudio && loop) {\n self._emit('play', sound._id);\n sound._seek = sound._start || 0;\n sound._rateSeek = 0;\n sound._playStart = Howler.ctx.currentTime;\n\n var timeout = ((sound._stop - sound._start) * 1000) / Math.abs(sound._rate);\n self._endTimers[sound._id] = setTimeout(self._ended.bind(self, sound), timeout);\n }\n\n // Mark the node as paused.\n if (self._webAudio && !loop) {\n sound._paused = true;\n sound._ended = true;\n sound._seek = sound._start || 0;\n sound._rateSeek = 0;\n self._clearTimer(sound._id);\n\n // Clean up the buffer source.\n self._cleanBuffer(sound._node);\n\n // Attempt to auto-suspend AudioContext if no sounds are still playing.\n Howler._autoSuspend();\n }\n\n // When using a sprite, end the track.\n if (!self._webAudio && !loop) {\n self.stop(sound._id, true);\n }\n\n return self;\n },\n\n /**\n * Clear the end timer for a sound playback.\n * @param {Number} id The sound ID.\n * @return {Howl}\n */\n _clearTimer: function(id) {\n var self = this;\n\n if (self._endTimers[id]) {\n // Clear the timeout or remove the ended listener.\n if (typeof self._endTimers[id] !== 'function') {\n clearTimeout(self._endTimers[id]);\n } else {\n var sound = self._soundById(id);\n if (sound && sound._node) {\n sound._node.removeEventListener('ended', self._endTimers[id], false);\n }\n }\n\n delete self._endTimers[id];\n }\n\n return self;\n },\n\n /**\n * Return the sound identified by this ID, or return null.\n * @param {Number} id Sound ID\n * @return {Object} Sound object or null.\n */\n _soundById: function(id) {\n var self = this;\n\n // Loop through all sounds and find the one with this ID.\n for (var i=0; i=0; i--) {\n if (cnt <= limit) {\n return;\n }\n\n if (self._sounds[i]._ended) {\n // Disconnect the audio source when using Web Audio.\n if (self._webAudio && self._sounds[i]._node) {\n self._sounds[i]._node.disconnect(0);\n }\n\n // Remove sounds until we have the pool size.\n self._sounds.splice(i, 1);\n cnt--;\n }\n }\n },\n\n /**\n * Get all ID's from the sounds pool.\n * @param {Number} id Only return one ID if one is passed.\n * @return {Array} Array of IDs.\n */\n _getSoundIds: function(id) {\n var self = this;\n\n if (typeof id === 'undefined') {\n var ids = [];\n for (var i=0; i= 0;\n\n if (Howler._scratchBuffer && node.bufferSource) {\n node.bufferSource.onended = null;\n node.bufferSource.disconnect(0);\n if (isIOS) {\n try { node.bufferSource.buffer = Howler._scratchBuffer; } catch(e) {}\n }\n }\n node.bufferSource = null;\n\n return self;\n },\n\n /**\n * Set the source to a 0-second silence to stop any downloading (except in IE).\n * @param {Object} node Audio node to clear.\n */\n _clearSound: function(node) {\n var checkIE = /MSIE |Trident\\//.test(Howler._navigator && Howler._navigator.userAgent);\n if (!checkIE) {\n node.src = 'data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA';\n }\n }\n };\n\n /** Single Sound Methods **/\n /***************************************************************************/\n\n /**\n * Setup the sound object, which each node attached to a Howl group is contained in.\n * @param {Object} howl The Howl parent group.\n */\n var Sound = function(howl) {\n this._parent = howl;\n this.init();\n };\n Sound.prototype = {\n /**\n * Initialize a new Sound object.\n * @return {Sound}\n */\n init: function() {\n var self = this;\n var parent = self._parent;\n\n // Setup the default parameters.\n self._muted = parent._muted;\n self._loop = parent._loop;\n self._volume = parent._volume;\n self._rate = parent._rate;\n self._seek = 0;\n self._paused = true;\n self._ended = true;\n self._sprite = '__default';\n\n // Generate a unique ID for this sound.\n self._id = ++Howler._counter;\n\n // Add itself to the parent's pool.\n parent._sounds.push(self);\n\n // Create the new node.\n self.create();\n\n return self;\n },\n\n /**\n * Create and setup a new sound object, whether HTML5 Audio or Web Audio.\n * @return {Sound}\n */\n create: function() {\n var self = this;\n var parent = self._parent;\n var volume = (Howler._muted || self._muted || self._parent._muted) ? 0 : self._volume;\n\n if (parent._webAudio) {\n // Create the gain node for controlling volume (the source will connect to this).\n self._node = (typeof Howler.ctx.createGain === 'undefined') ? Howler.ctx.createGainNode() : Howler.ctx.createGain();\n self._node.gain.setValueAtTime(volume, Howler.ctx.currentTime);\n self._node.paused = true;\n self._node.connect(Howler.masterGain);\n } else if (!Howler.noAudio) {\n // Get an unlocked Audio object from the pool.\n self._node = Howler._obtainHtml5Audio();\n\n // Listen for errors (http://dev.w3.org/html5/spec-author-view/spec.html#mediaerror).\n self._errorFn = self._errorListener.bind(self);\n self._node.addEventListener('error', self._errorFn, false);\n\n // Listen for 'canplaythrough' event to let us know the sound is ready.\n self._loadFn = self._loadListener.bind(self);\n self._node.addEventListener(Howler._canPlayEvent, self._loadFn, false);\n\n // Listen for the 'ended' event on the sound to account for edge-case where\n // a finite sound has a duration of Infinity.\n self._endFn = self._endListener.bind(self);\n self._node.addEventListener('ended', self._endFn, false);\n\n // Setup the new audio node.\n self._node.src = parent._src;\n self._node.preload = parent._preload === true ? 'auto' : parent._preload;\n self._node.volume = volume * Howler.volume();\n\n // Begin loading the source.\n self._node.load();\n }\n\n return self;\n },\n\n /**\n * Reset the parameters of this sound to the original state (for recycle).\n * @return {Sound}\n */\n reset: function() {\n var self = this;\n var parent = self._parent;\n\n // Reset all of the parameters of this sound.\n self._muted = parent._muted;\n self._loop = parent._loop;\n self._volume = parent._volume;\n self._rate = parent._rate;\n self._seek = 0;\n self._rateSeek = 0;\n self._paused = true;\n self._ended = true;\n self._sprite = '__default';\n\n // Generate a new ID so that it isn't confused with the previous sound.\n self._id = ++Howler._counter;\n\n return self;\n },\n\n /**\n * HTML5 Audio error listener callback.\n */\n _errorListener: function() {\n var self = this;\n\n // Fire an error event and pass back the code.\n self._parent._emit('loaderror', self._id, self._node.error ? self._node.error.code : 0);\n\n // Clear the event listener.\n self._node.removeEventListener('error', self._errorFn, false);\n },\n\n /**\n * HTML5 Audio canplaythrough listener callback.\n */\n _loadListener: function() {\n var self = this;\n var parent = self._parent;\n\n // Round up the duration to account for the lower precision in HTML5 Audio.\n parent._duration = Math.ceil(self._node.duration * 10) / 10;\n\n // Setup a sprite if none is defined.\n if (Object.keys(parent._sprite).length === 0) {\n parent._sprite = {__default: [0, parent._duration * 1000]};\n }\n\n if (parent._state !== 'loaded') {\n parent._state = 'loaded';\n parent._emit('load');\n parent._loadQueue();\n }\n\n // Clear the event listener.\n self._node.removeEventListener(Howler._canPlayEvent, self._loadFn, false);\n },\n\n /**\n * HTML5 Audio ended listener callback.\n */\n _endListener: function() {\n var self = this;\n var parent = self._parent;\n\n // Only handle the `ended`` event if the duration is Infinity.\n if (parent._duration === Infinity) {\n // Update the parent duration to match the real audio duration.\n // Round up the duration to account for the lower precision in HTML5 Audio.\n parent._duration = Math.ceil(self._node.duration * 10) / 10;\n\n // Update the sprite that corresponds to the real duration.\n if (parent._sprite.__default[1] === Infinity) {\n parent._sprite.__default[1] = parent._duration * 1000;\n }\n\n // Run the regular ended method.\n parent._ended(self);\n }\n\n // Clear the event listener since the duration is now correct.\n self._node.removeEventListener('ended', self._endFn, false);\n }\n };\n\n /** Helper Methods **/\n /***************************************************************************/\n\n var cache = {};\n\n /**\n * Buffer a sound from URL, Data URI or cache and decode to audio source (Web Audio API).\n * @param {Howl} self\n */\n var loadBuffer = function(self) {\n var url = self._src;\n\n // Check if the buffer has already been cached and use it instead.\n if (cache[url]) {\n // Set the duration from the cache.\n self._duration = cache[url].duration;\n\n // Load the sound into this Howl.\n loadSound(self);\n\n return;\n }\n\n if (/^data:[^;]+;base64,/.test(url)) {\n // Decode the base64 data URI without XHR, since some browsers don't support it.\n var data = atob(url.split(',')[1]);\n var dataView = new Uint8Array(data.length);\n for (var i=0; i 0) {\n cache[self._src] = buffer;\n loadSound(self, buffer);\n } else {\n error();\n }\n };\n\n // Decode the buffer into an audio source.\n if (typeof Promise !== 'undefined' && Howler.ctx.decodeAudioData.length === 1) {\n Howler.ctx.decodeAudioData(arraybuffer).then(success).catch(error);\n } else {\n Howler.ctx.decodeAudioData(arraybuffer, success, error);\n }\n }\n\n /**\n * Sound is now loaded, so finish setting everything up and fire the loaded event.\n * @param {Howl} self\n * @param {Object} buffer The decoded buffer sound source.\n */\n var loadSound = function(self, buffer) {\n // Set the duration.\n if (buffer && !self._duration) {\n self._duration = buffer.duration;\n }\n\n // Setup a sprite if none is defined.\n if (Object.keys(self._sprite).length === 0) {\n self._sprite = {__default: [0, self._duration * 1000]};\n }\n\n // Fire the loaded event.\n if (self._state !== 'loaded') {\n self._state = 'loaded';\n self._emit('load');\n self._loadQueue();\n }\n };\n\n /**\n * Setup the audio context when available, or switch to HTML5 Audio mode.\n */\n var setupAudioContext = function() {\n // If we have already detected that Web Audio isn't supported, don't run this step again.\n if (!Howler.usingWebAudio) {\n return;\n }\n\n // Check if we are using Web Audio and setup the AudioContext if we are.\n try {\n if (typeof AudioContext !== 'undefined') {\n Howler.ctx = new AudioContext();\n } else if (typeof webkitAudioContext !== 'undefined') {\n Howler.ctx = new webkitAudioContext();\n } else {\n Howler.usingWebAudio = false;\n }\n } catch(e) {\n Howler.usingWebAudio = false;\n }\n\n // If the audio context creation still failed, set using web audio to false.\n if (!Howler.ctx) {\n Howler.usingWebAudio = false;\n }\n\n // Check if a webview is being used on iOS8 or earlier (rather than the browser).\n // If it is, disable Web Audio as it causes crashing.\n var iOS = (/iP(hone|od|ad)/.test(Howler._navigator && Howler._navigator.platform));\n var appVersion = Howler._navigator && Howler._navigator.appVersion.match(/OS (\\d+)_(\\d+)_?(\\d+)?/);\n var version = appVersion ? parseInt(appVersion[1], 10) : null;\n if (iOS && version && version < 9) {\n var safari = /safari/.test(Howler._navigator && Howler._navigator.userAgent.toLowerCase());\n if (Howler._navigator && !safari) {\n Howler.usingWebAudio = false;\n }\n }\n\n // Create and expose the master GainNode when using Web Audio (useful for plugins or advanced usage).\n if (Howler.usingWebAudio) {\n Howler.masterGain = (typeof Howler.ctx.createGain === 'undefined') ? Howler.ctx.createGainNode() : Howler.ctx.createGain();\n Howler.masterGain.gain.setValueAtTime(Howler._muted ? 0 : Howler._volume, Howler.ctx.currentTime);\n Howler.masterGain.connect(Howler.ctx.destination);\n }\n\n // Re-run the setup on Howler.\n Howler._setup();\n };\n\n // Add support for AMD (Asynchronous Module Definition) libraries such as require.js.\n if (typeof define === 'function' && define.amd) {\n define([], function() {\n return {\n Howler: Howler,\n Howl: Howl\n };\n });\n }\n\n // Add support for CommonJS libraries such as browserify.\n if (typeof exports !== 'undefined') {\n exports.Howler = Howler;\n exports.Howl = Howl;\n }\n\n // Add to global in Node.js (for testing, etc).\n if (typeof global !== 'undefined') {\n global.HowlerGlobal = HowlerGlobal;\n global.Howler = Howler;\n global.Howl = Howl;\n global.Sound = Sound;\n } else if (typeof window !== 'undefined') { // Define globally in case AMD is not available or unused.\n window.HowlerGlobal = HowlerGlobal;\n window.Howler = Howler;\n window.Howl = Howl;\n window.Sound = Sound;\n }\n})();\n\n\n/*!\n * Spatial Plugin - Adds support for stereo and 3D audio where Web Audio is supported.\n * \n * howler.js v2.2.3\n * howlerjs.com\n *\n * (c) 2013-2020, James Simpson of GoldFire Studios\n * goldfirestudios.com\n *\n * MIT License\n */\n\n(function() {\n\n 'use strict';\n\n // Setup default properties.\n HowlerGlobal.prototype._pos = [0, 0, 0];\n HowlerGlobal.prototype._orientation = [0, 0, -1, 0, 1, 0];\n\n /** Global Methods **/\n /***************************************************************************/\n\n /**\n * Helper method to update the stereo panning position of all current Howls.\n * Future Howls will not use this value unless explicitly set.\n * @param {Number} pan A value of -1.0 is all the way left and 1.0 is all the way right.\n * @return {Howler/Number} Self or current stereo panning value.\n */\n HowlerGlobal.prototype.stereo = function(pan) {\n var self = this;\n\n // Stop right here if not using Web Audio.\n if (!self.ctx || !self.ctx.listener) {\n return self;\n }\n\n // Loop through all Howls and update their stereo panning.\n for (var i=self._howls.length-1; i>=0; i--) {\n self._howls[i].stereo(pan);\n }\n\n return self;\n };\n\n /**\n * Get/set the position of the listener in 3D cartesian space. Sounds using\n * 3D position will be relative to the listener's position.\n * @param {Number} x The x-position of the listener.\n * @param {Number} y The y-position of the listener.\n * @param {Number} z The z-position of the listener.\n * @return {Howler/Array} Self or current listener position.\n */\n HowlerGlobal.prototype.pos = function(x, y, z) {\n var self = this;\n\n // Stop right here if not using Web Audio.\n if (!self.ctx || !self.ctx.listener) {\n return self;\n }\n\n // Set the defaults for optional 'y' & 'z'.\n y = (typeof y !== 'number') ? self._pos[1] : y;\n z = (typeof z !== 'number') ? self._pos[2] : z;\n\n if (typeof x === 'number') {\n self._pos = [x, y, z];\n\n if (typeof self.ctx.listener.positionX !== 'undefined') {\n self.ctx.listener.positionX.setTargetAtTime(self._pos[0], Howler.ctx.currentTime, 0.1);\n self.ctx.listener.positionY.setTargetAtTime(self._pos[1], Howler.ctx.currentTime, 0.1);\n self.ctx.listener.positionZ.setTargetAtTime(self._pos[2], Howler.ctx.currentTime, 0.1);\n } else {\n self.ctx.listener.setPosition(self._pos[0], self._pos[1], self._pos[2]);\n }\n } else {\n return self._pos;\n }\n\n return self;\n };\n\n /**\n * Get/set the direction the listener is pointing in the 3D cartesian space.\n * A front and up vector must be provided. The front is the direction the\n * face of the listener is pointing, and up is the direction the top of the\n * listener is pointing. Thus, these values are expected to be at right angles\n * from each other.\n * @param {Number} x The x-orientation of the listener.\n * @param {Number} y The y-orientation of the listener.\n * @param {Number} z The z-orientation of the listener.\n * @param {Number} xUp The x-orientation of the top of the listener.\n * @param {Number} yUp The y-orientation of the top of the listener.\n * @param {Number} zUp The z-orientation of the top of the listener.\n * @return {Howler/Array} Returns self or the current orientation vectors.\n */\n HowlerGlobal.prototype.orientation = function(x, y, z, xUp, yUp, zUp) {\n var self = this;\n\n // Stop right here if not using Web Audio.\n if (!self.ctx || !self.ctx.listener) {\n return self;\n }\n\n // Set the defaults for optional 'y' & 'z'.\n var or = self._orientation;\n y = (typeof y !== 'number') ? or[1] : y;\n z = (typeof z !== 'number') ? or[2] : z;\n xUp = (typeof xUp !== 'number') ? or[3] : xUp;\n yUp = (typeof yUp !== 'number') ? or[4] : yUp;\n zUp = (typeof zUp !== 'number') ? or[5] : zUp;\n\n if (typeof x === 'number') {\n self._orientation = [x, y, z, xUp, yUp, zUp];\n\n if (typeof self.ctx.listener.forwardX !== 'undefined') {\n self.ctx.listener.forwardX.setTargetAtTime(x, Howler.ctx.currentTime, 0.1);\n self.ctx.listener.forwardY.setTargetAtTime(y, Howler.ctx.currentTime, 0.1);\n self.ctx.listener.forwardZ.setTargetAtTime(z, Howler.ctx.currentTime, 0.1);\n self.ctx.listener.upX.setTargetAtTime(xUp, Howler.ctx.currentTime, 0.1);\n self.ctx.listener.upY.setTargetAtTime(yUp, Howler.ctx.currentTime, 0.1);\n self.ctx.listener.upZ.setTargetAtTime(zUp, Howler.ctx.currentTime, 0.1);\n } else {\n self.ctx.listener.setOrientation(x, y, z, xUp, yUp, zUp);\n }\n } else {\n return or;\n }\n\n return self;\n };\n\n /** Group Methods **/\n /***************************************************************************/\n\n /**\n * Add new properties to the core init.\n * @param {Function} _super Core init method.\n * @return {Howl}\n */\n Howl.prototype.init = (function(_super) {\n return function(o) {\n var self = this;\n\n // Setup user-defined default properties.\n self._orientation = o.orientation || [1, 0, 0];\n self._stereo = o.stereo || null;\n self._pos = o.pos || null;\n self._pannerAttr = {\n coneInnerAngle: typeof o.coneInnerAngle !== 'undefined' ? o.coneInnerAngle : 360,\n coneOuterAngle: typeof o.coneOuterAngle !== 'undefined' ? o.coneOuterAngle : 360,\n coneOuterGain: typeof o.coneOuterGain !== 'undefined' ? o.coneOuterGain : 0,\n distanceModel: typeof o.distanceModel !== 'undefined' ? o.distanceModel : 'inverse',\n maxDistance: typeof o.maxDistance !== 'undefined' ? o.maxDistance : 10000,\n panningModel: typeof o.panningModel !== 'undefined' ? o.panningModel : 'HRTF',\n refDistance: typeof o.refDistance !== 'undefined' ? o.refDistance : 1,\n rolloffFactor: typeof o.rolloffFactor !== 'undefined' ? o.rolloffFactor : 1\n };\n\n // Setup event listeners.\n self._onstereo = o.onstereo ? [{fn: o.onstereo}] : [];\n self._onpos = o.onpos ? [{fn: o.onpos}] : [];\n self._onorientation = o.onorientation ? [{fn: o.onorientation}] : [];\n\n // Complete initilization with howler.js core's init function.\n return _super.call(this, o);\n };\n })(Howl.prototype.init);\n\n /**\n * Get/set the stereo panning of the audio source for this sound or all in the group.\n * @param {Number} pan A value of -1.0 is all the way left and 1.0 is all the way right.\n * @param {Number} id (optional) The sound ID. If none is passed, all in group will be updated.\n * @return {Howl/Number} Returns self or the current stereo panning value.\n */\n Howl.prototype.stereo = function(pan, id) {\n var self = this;\n\n // Stop right here if not using Web Audio.\n if (!self._webAudio) {\n return self;\n }\n\n // If the sound hasn't loaded, add it to the load queue to change stereo pan when capable.\n if (self._state !== 'loaded') {\n self._queue.push({\n event: 'stereo',\n action: function() {\n self.stereo(pan, id);\n }\n });\n\n return self;\n }\n\n // Check for PannerStereoNode support and fallback to PannerNode if it doesn't exist.\n var pannerType = (typeof Howler.ctx.createStereoPanner === 'undefined') ? 'spatial' : 'stereo';\n\n // Setup the group's stereo panning if no ID is passed.\n if (typeof id === 'undefined') {\n // Return the group's stereo panning if no parameters are passed.\n if (typeof pan === 'number') {\n self._stereo = pan;\n self._pos = [pan, 0, 0];\n } else {\n return self._stereo;\n }\n }\n\n // Change the streo panning of one or all sounds in group.\n var ids = self._getSoundIds(id);\n for (var i=0; i Returns the group's values.\n * pannerAttr(id) -> Returns the sound id's values.\n * pannerAttr(o) -> Set's the values of all sounds in this Howl group.\n * pannerAttr(o, id) -> Set's the values of passed sound id.\n *\n * Attributes:\n * coneInnerAngle - (360 by default) A parameter for directional audio sources, this is an angle, in degrees,\n * inside of which there will be no volume reduction.\n * coneOuterAngle - (360 by default) A parameter for directional audio sources, this is an angle, in degrees,\n * outside of which the volume will be reduced to a constant value of `coneOuterGain`.\n * coneOuterGain - (0 by default) A parameter for directional audio sources, this is the gain outside of the\n * `coneOuterAngle`. It is a linear value in the range `[0, 1]`.\n * distanceModel - ('inverse' by default) Determines algorithm used to reduce volume as audio moves away from\n * listener. Can be `linear`, `inverse` or `exponential.\n * maxDistance - (10000 by default) The maximum distance between source and listener, after which the volume\n * will not be reduced any further.\n * refDistance - (1 by default) A reference distance for reducing volume as source moves further from the listener.\n * This is simply a variable of the distance model and has a different effect depending on which model\n * is used and the scale of your coordinates. Generally, volume will be equal to 1 at this distance.\n * rolloffFactor - (1 by default) How quickly the volume reduces as source moves from listener. This is simply a\n * variable of the distance model and can be in the range of `[0, 1]` with `linear` and `[0, \u221E]`\n * with `inverse` and `exponential`.\n * panningModel - ('HRTF' by default) Determines which spatialization algorithm is used to position audio.\n * Can be `HRTF` or `equalpower`.\n *\n * @return {Howl/Object} Returns self or current panner attributes.\n */\n Howl.prototype.pannerAttr = function() {\n var self = this;\n var args = arguments;\n var o, id, sound;\n\n // Stop right here if not using Web Audio.\n if (!self._webAudio) {\n return self;\n }\n\n // Determine the values based on arguments.\n if (args.length === 0) {\n // Return the group's panner attribute values.\n return self._pannerAttr;\n } else if (args.length === 1) {\n if (typeof args[0] === 'object') {\n o = args[0];\n\n // Set the grou's panner attribute values.\n if (typeof id === 'undefined') {\n if (!o.pannerAttr) {\n o.pannerAttr = {\n coneInnerAngle: o.coneInnerAngle,\n coneOuterAngle: o.coneOuterAngle,\n coneOuterGain: o.coneOuterGain,\n distanceModel: o.distanceModel,\n maxDistance: o.maxDistance,\n refDistance: o.refDistance,\n rolloffFactor: o.rolloffFactor,\n panningModel: o.panningModel\n };\n }\n\n self._pannerAttr = {\n coneInnerAngle: typeof o.pannerAttr.coneInnerAngle !== 'undefined' ? o.pannerAttr.coneInnerAngle : self._coneInnerAngle,\n coneOuterAngle: typeof o.pannerAttr.coneOuterAngle !== 'undefined' ? o.pannerAttr.coneOuterAngle : self._coneOuterAngle,\n coneOuterGain: typeof o.pannerAttr.coneOuterGain !== 'undefined' ? o.pannerAttr.coneOuterGain : self._coneOuterGain,\n distanceModel: typeof o.pannerAttr.distanceModel !== 'undefined' ? o.pannerAttr.distanceModel : self._distanceModel,\n maxDistance: typeof o.pannerAttr.maxDistance !== 'undefined' ? o.pannerAttr.maxDistance : self._maxDistance,\n refDistance: typeof o.pannerAttr.refDistance !== 'undefined' ? o.pannerAttr.refDistance : self._refDistance,\n rolloffFactor: typeof o.pannerAttr.rolloffFactor !== 'undefined' ? o.pannerAttr.rolloffFactor : self._rolloffFactor,\n panningModel: typeof o.pannerAttr.panningModel !== 'undefined' ? o.pannerAttr.panningModel : self._panningModel\n };\n }\n } else {\n // Return this sound's panner attribute values.\n sound = self._soundById(parseInt(args[0], 10));\n return sound ? sound._pannerAttr : self._pannerAttr;\n }\n } else if (args.length === 2) {\n o = args[0];\n id = parseInt(args[1], 10);\n }\n\n // Update the values of the specified sounds.\n var ids = self._getSoundIds(id);\n for (var i=0; i= 400 && this.statusCode <= 499;\n }\n get serverError() {\n return this.statusCode >= 500 && this.statusCode <= 599;\n }\n get redirected() {\n return this.response.redirected;\n }\n get location() {\n return expandURL(this.response.url);\n }\n get isHTML() {\n return this.contentType && this.contentType.match(/^(?:text\\/([^\\s;,]+\\b)?html|application\\/xhtml\\+xml)\\b/);\n }\n get statusCode() {\n return this.response.status;\n }\n get contentType() {\n return this.header(\"Content-Type\");\n }\n get responseText() {\n return this.response.clone().text();\n }\n get responseHTML() {\n if (this.isHTML) {\n return this.response.clone().text();\n }\n else {\n return Promise.resolve(undefined);\n }\n }\n header(name) {\n return this.response.headers.get(name);\n }\n}\n\nfunction activateScriptElement(element) {\n if (element.getAttribute(\"data-turbo-eval\") == \"false\") {\n return element;\n }\n else {\n const createdScriptElement = document.createElement(\"script\");\n const cspNonce = getMetaContent(\"csp-nonce\");\n if (cspNonce) {\n createdScriptElement.nonce = cspNonce;\n }\n createdScriptElement.textContent = element.textContent;\n createdScriptElement.async = false;\n copyElementAttributes(createdScriptElement, element);\n return createdScriptElement;\n }\n}\nfunction copyElementAttributes(destinationElement, sourceElement) {\n for (const { name, value } of sourceElement.attributes) {\n destinationElement.setAttribute(name, value);\n }\n}\nfunction createDocumentFragment(html) {\n const template = document.createElement(\"template\");\n template.innerHTML = html;\n return template.content;\n}\nfunction dispatch(eventName, { target, cancelable, detail } = {}) {\n const event = new CustomEvent(eventName, {\n cancelable,\n bubbles: true,\n composed: true,\n detail,\n });\n if (target && target.isConnected) {\n target.dispatchEvent(event);\n }\n else {\n document.documentElement.dispatchEvent(event);\n }\n return event;\n}\nfunction nextAnimationFrame() {\n return new Promise((resolve) => requestAnimationFrame(() => resolve()));\n}\nfunction nextEventLoopTick() {\n return new Promise((resolve) => setTimeout(() => resolve(), 0));\n}\nfunction nextMicrotask() {\n return Promise.resolve();\n}\nfunction parseHTMLDocument(html = \"\") {\n return new DOMParser().parseFromString(html, \"text/html\");\n}\nfunction unindent(strings, ...values) {\n const lines = interpolate(strings, values).replace(/^\\n/, \"\").split(\"\\n\");\n const match = lines[0].match(/^\\s+/);\n const indent = match ? match[0].length : 0;\n return lines.map((line) => line.slice(indent)).join(\"\\n\");\n}\nfunction interpolate(strings, values) {\n return strings.reduce((result, string, i) => {\n const value = values[i] == undefined ? \"\" : values[i];\n return result + string + value;\n }, \"\");\n}\nfunction uuid() {\n return Array.from({ length: 36 })\n .map((_, i) => {\n if (i == 8 || i == 13 || i == 18 || i == 23) {\n return \"-\";\n }\n else if (i == 14) {\n return \"4\";\n }\n else if (i == 19) {\n return (Math.floor(Math.random() * 4) + 8).toString(16);\n }\n else {\n return Math.floor(Math.random() * 15).toString(16);\n }\n })\n .join(\"\");\n}\nfunction getAttribute(attributeName, ...elements) {\n for (const value of elements.map((element) => element === null || element === void 0 ? void 0 : element.getAttribute(attributeName))) {\n if (typeof value == \"string\")\n return value;\n }\n return null;\n}\nfunction hasAttribute(attributeName, ...elements) {\n return elements.some((element) => element && element.hasAttribute(attributeName));\n}\nfunction markAsBusy(...elements) {\n for (const element of elements) {\n if (element.localName == \"turbo-frame\") {\n element.setAttribute(\"busy\", \"\");\n }\n element.setAttribute(\"aria-busy\", \"true\");\n }\n}\nfunction clearBusyState(...elements) {\n for (const element of elements) {\n if (element.localName == \"turbo-frame\") {\n element.removeAttribute(\"busy\");\n }\n element.removeAttribute(\"aria-busy\");\n }\n}\nfunction waitForLoad(element, timeoutInMilliseconds = 2000) {\n return new Promise((resolve) => {\n const onComplete = () => {\n element.removeEventListener(\"error\", onComplete);\n element.removeEventListener(\"load\", onComplete);\n resolve();\n };\n element.addEventListener(\"load\", onComplete, { once: true });\n element.addEventListener(\"error\", onComplete, { once: true });\n setTimeout(resolve, timeoutInMilliseconds);\n });\n}\nfunction getHistoryMethodForAction(action) {\n switch (action) {\n case \"replace\":\n return history.replaceState;\n case \"advance\":\n case \"restore\":\n return history.pushState;\n }\n}\nfunction isAction(action) {\n return action == \"advance\" || action == \"replace\" || action == \"restore\";\n}\nfunction getVisitAction(...elements) {\n const action = getAttribute(\"data-turbo-action\", ...elements);\n return isAction(action) ? action : null;\n}\nfunction getMetaElement(name) {\n return document.querySelector(`meta[name=\"${name}\"]`);\n}\nfunction getMetaContent(name) {\n const element = getMetaElement(name);\n return element && element.content;\n}\nfunction setMetaContent(name, content) {\n let element = getMetaElement(name);\n if (!element) {\n element = document.createElement(\"meta\");\n element.setAttribute(\"name\", name);\n document.head.appendChild(element);\n }\n element.setAttribute(\"content\", content);\n return element;\n}\nfunction findClosestRecursively(element, selector) {\n var _a;\n if (element instanceof Element) {\n return (element.closest(selector) ||\n findClosestRecursively(element.assignedSlot || ((_a = element.getRootNode()) === null || _a === void 0 ? void 0 : _a.host), selector));\n }\n}\n\nvar FetchMethod;\n(function (FetchMethod) {\n FetchMethod[FetchMethod[\"get\"] = 0] = \"get\";\n FetchMethod[FetchMethod[\"post\"] = 1] = \"post\";\n FetchMethod[FetchMethod[\"put\"] = 2] = \"put\";\n FetchMethod[FetchMethod[\"patch\"] = 3] = \"patch\";\n FetchMethod[FetchMethod[\"delete\"] = 4] = \"delete\";\n})(FetchMethod || (FetchMethod = {}));\nfunction fetchMethodFromString(method) {\n switch (method.toLowerCase()) {\n case \"get\":\n return FetchMethod.get;\n case \"post\":\n return FetchMethod.post;\n case \"put\":\n return FetchMethod.put;\n case \"patch\":\n return FetchMethod.patch;\n case \"delete\":\n return FetchMethod.delete;\n }\n}\nclass FetchRequest {\n constructor(delegate, method, location, body = new URLSearchParams(), target = null) {\n this.abortController = new AbortController();\n this.resolveRequestPromise = (_value) => { };\n this.delegate = delegate;\n this.method = method;\n this.headers = this.defaultHeaders;\n this.body = body;\n this.url = location;\n this.target = target;\n }\n get location() {\n return this.url;\n }\n get params() {\n return this.url.searchParams;\n }\n get entries() {\n return this.body ? Array.from(this.body.entries()) : [];\n }\n cancel() {\n this.abortController.abort();\n }\n async perform() {\n const { fetchOptions } = this;\n this.delegate.prepareRequest(this);\n await this.allowRequestToBeIntercepted(fetchOptions);\n try {\n this.delegate.requestStarted(this);\n const response = await fetch(this.url.href, fetchOptions);\n return await this.receive(response);\n }\n catch (error) {\n if (error.name !== \"AbortError\") {\n if (this.willDelegateErrorHandling(error)) {\n this.delegate.requestErrored(this, error);\n }\n throw error;\n }\n }\n finally {\n this.delegate.requestFinished(this);\n }\n }\n async receive(response) {\n const fetchResponse = new FetchResponse(response);\n const event = dispatch(\"turbo:before-fetch-response\", {\n cancelable: true,\n detail: { fetchResponse },\n target: this.target,\n });\n if (event.defaultPrevented) {\n this.delegate.requestPreventedHandlingResponse(this, fetchResponse);\n }\n else if (fetchResponse.succeeded) {\n this.delegate.requestSucceededWithResponse(this, fetchResponse);\n }\n else {\n this.delegate.requestFailedWithResponse(this, fetchResponse);\n }\n return fetchResponse;\n }\n get fetchOptions() {\n var _a;\n return {\n method: FetchMethod[this.method].toUpperCase(),\n credentials: \"same-origin\",\n headers: this.headers,\n redirect: \"follow\",\n body: this.isSafe ? null : this.body,\n signal: this.abortSignal,\n referrer: (_a = this.delegate.referrer) === null || _a === void 0 ? void 0 : _a.href,\n };\n }\n get defaultHeaders() {\n return {\n Accept: \"text/html, application/xhtml+xml\",\n };\n }\n get isSafe() {\n return this.method === FetchMethod.get;\n }\n get abortSignal() {\n return this.abortController.signal;\n }\n acceptResponseType(mimeType) {\n this.headers[\"Accept\"] = [mimeType, this.headers[\"Accept\"]].join(\", \");\n }\n async allowRequestToBeIntercepted(fetchOptions) {\n const requestInterception = new Promise((resolve) => (this.resolveRequestPromise = resolve));\n const event = dispatch(\"turbo:before-fetch-request\", {\n cancelable: true,\n detail: {\n fetchOptions,\n url: this.url,\n resume: this.resolveRequestPromise,\n },\n target: this.target,\n });\n if (event.defaultPrevented)\n await requestInterception;\n }\n willDelegateErrorHandling(error) {\n const event = dispatch(\"turbo:fetch-request-error\", {\n target: this.target,\n cancelable: true,\n detail: { request: this, error: error },\n });\n return !event.defaultPrevented;\n }\n}\n\nclass AppearanceObserver {\n constructor(delegate, element) {\n this.started = false;\n this.intersect = (entries) => {\n const lastEntry = entries.slice(-1)[0];\n if (lastEntry === null || lastEntry === void 0 ? void 0 : lastEntry.isIntersecting) {\n this.delegate.elementAppearedInViewport(this.element);\n }\n };\n this.delegate = delegate;\n this.element = element;\n this.intersectionObserver = new IntersectionObserver(this.intersect);\n }\n start() {\n if (!this.started) {\n this.started = true;\n this.intersectionObserver.observe(this.element);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n this.intersectionObserver.unobserve(this.element);\n }\n }\n}\n\nclass StreamMessage {\n static wrap(message) {\n if (typeof message == \"string\") {\n return new this(createDocumentFragment(message));\n }\n else {\n return message;\n }\n }\n constructor(fragment) {\n this.fragment = importStreamElements(fragment);\n }\n}\nStreamMessage.contentType = \"text/vnd.turbo-stream.html\";\nfunction importStreamElements(fragment) {\n for (const element of fragment.querySelectorAll(\"turbo-stream\")) {\n const streamElement = document.importNode(element, true);\n for (const inertScriptElement of streamElement.templateElement.content.querySelectorAll(\"script\")) {\n inertScriptElement.replaceWith(activateScriptElement(inertScriptElement));\n }\n element.replaceWith(streamElement);\n }\n return fragment;\n}\n\nvar FormSubmissionState;\n(function (FormSubmissionState) {\n FormSubmissionState[FormSubmissionState[\"initialized\"] = 0] = \"initialized\";\n FormSubmissionState[FormSubmissionState[\"requesting\"] = 1] = \"requesting\";\n FormSubmissionState[FormSubmissionState[\"waiting\"] = 2] = \"waiting\";\n FormSubmissionState[FormSubmissionState[\"receiving\"] = 3] = \"receiving\";\n FormSubmissionState[FormSubmissionState[\"stopping\"] = 4] = \"stopping\";\n FormSubmissionState[FormSubmissionState[\"stopped\"] = 5] = \"stopped\";\n})(FormSubmissionState || (FormSubmissionState = {}));\nvar FormEnctype;\n(function (FormEnctype) {\n FormEnctype[\"urlEncoded\"] = \"application/x-www-form-urlencoded\";\n FormEnctype[\"multipart\"] = \"multipart/form-data\";\n FormEnctype[\"plain\"] = \"text/plain\";\n})(FormEnctype || (FormEnctype = {}));\nfunction formEnctypeFromString(encoding) {\n switch (encoding.toLowerCase()) {\n case FormEnctype.multipart:\n return FormEnctype.multipart;\n case FormEnctype.plain:\n return FormEnctype.plain;\n default:\n return FormEnctype.urlEncoded;\n }\n}\nclass FormSubmission {\n static confirmMethod(message, _element, _submitter) {\n return Promise.resolve(confirm(message));\n }\n constructor(delegate, formElement, submitter, mustRedirect = false) {\n this.state = FormSubmissionState.initialized;\n this.delegate = delegate;\n this.formElement = formElement;\n this.submitter = submitter;\n this.formData = buildFormData(formElement, submitter);\n this.location = expandURL(this.action);\n if (this.method == FetchMethod.get) {\n mergeFormDataEntries(this.location, [...this.body.entries()]);\n }\n this.fetchRequest = new FetchRequest(this, this.method, this.location, this.body, this.formElement);\n this.mustRedirect = mustRedirect;\n }\n get method() {\n var _a;\n const method = ((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"formmethod\")) || this.formElement.getAttribute(\"method\") || \"\";\n return fetchMethodFromString(method.toLowerCase()) || FetchMethod.get;\n }\n get action() {\n var _a;\n const formElementAction = typeof this.formElement.action === \"string\" ? this.formElement.action : null;\n if ((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.hasAttribute(\"formaction\")) {\n return this.submitter.getAttribute(\"formaction\") || \"\";\n }\n else {\n return this.formElement.getAttribute(\"action\") || formElementAction || \"\";\n }\n }\n get body() {\n if (this.enctype == FormEnctype.urlEncoded || this.method == FetchMethod.get) {\n return new URLSearchParams(this.stringFormData);\n }\n else {\n return this.formData;\n }\n }\n get enctype() {\n var _a;\n return formEnctypeFromString(((_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"formenctype\")) || this.formElement.enctype);\n }\n get isSafe() {\n return this.fetchRequest.isSafe;\n }\n get stringFormData() {\n return [...this.formData].reduce((entries, [name, value]) => {\n return entries.concat(typeof value == \"string\" ? [[name, value]] : []);\n }, []);\n }\n async start() {\n const { initialized, requesting } = FormSubmissionState;\n const confirmationMessage = getAttribute(\"data-turbo-confirm\", this.submitter, this.formElement);\n if (typeof confirmationMessage === \"string\") {\n const answer = await FormSubmission.confirmMethod(confirmationMessage, this.formElement, this.submitter);\n if (!answer) {\n return;\n }\n }\n if (this.state == initialized) {\n this.state = requesting;\n return this.fetchRequest.perform();\n }\n }\n stop() {\n const { stopping, stopped } = FormSubmissionState;\n if (this.state != stopping && this.state != stopped) {\n this.state = stopping;\n this.fetchRequest.cancel();\n return true;\n }\n }\n prepareRequest(request) {\n if (!request.isSafe) {\n const token = getCookieValue(getMetaContent(\"csrf-param\")) || getMetaContent(\"csrf-token\");\n if (token) {\n request.headers[\"X-CSRF-Token\"] = token;\n }\n }\n if (this.requestAcceptsTurboStreamResponse(request)) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted(_request) {\n var _a;\n this.state = FormSubmissionState.waiting;\n (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.setAttribute(\"disabled\", \"\");\n this.setSubmitsWith();\n dispatch(\"turbo:submit-start\", {\n target: this.formElement,\n detail: { formSubmission: this },\n });\n this.delegate.formSubmissionStarted(this);\n }\n requestPreventedHandlingResponse(request, response) {\n this.result = { success: response.succeeded, fetchResponse: response };\n }\n requestSucceededWithResponse(request, response) {\n if (response.clientError || response.serverError) {\n this.delegate.formSubmissionFailedWithResponse(this, response);\n }\n else if (this.requestMustRedirect(request) && responseSucceededWithoutRedirect(response)) {\n const error = new Error(\"Form responses must redirect to another location\");\n this.delegate.formSubmissionErrored(this, error);\n }\n else {\n this.state = FormSubmissionState.receiving;\n this.result = { success: true, fetchResponse: response };\n this.delegate.formSubmissionSucceededWithResponse(this, response);\n }\n }\n requestFailedWithResponse(request, response) {\n this.result = { success: false, fetchResponse: response };\n this.delegate.formSubmissionFailedWithResponse(this, response);\n }\n requestErrored(request, error) {\n this.result = { success: false, error };\n this.delegate.formSubmissionErrored(this, error);\n }\n requestFinished(_request) {\n var _a;\n this.state = FormSubmissionState.stopped;\n (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.removeAttribute(\"disabled\");\n this.resetSubmitterText();\n dispatch(\"turbo:submit-end\", {\n target: this.formElement,\n detail: Object.assign({ formSubmission: this }, this.result),\n });\n this.delegate.formSubmissionFinished(this);\n }\n setSubmitsWith() {\n if (!this.submitter || !this.submitsWith)\n return;\n if (this.submitter.matches(\"button\")) {\n this.originalSubmitText = this.submitter.innerHTML;\n this.submitter.innerHTML = this.submitsWith;\n }\n else if (this.submitter.matches(\"input\")) {\n const input = this.submitter;\n this.originalSubmitText = input.value;\n input.value = this.submitsWith;\n }\n }\n resetSubmitterText() {\n if (!this.submitter || !this.originalSubmitText)\n return;\n if (this.submitter.matches(\"button\")) {\n this.submitter.innerHTML = this.originalSubmitText;\n }\n else if (this.submitter.matches(\"input\")) {\n const input = this.submitter;\n input.value = this.originalSubmitText;\n }\n }\n requestMustRedirect(request) {\n return !request.isSafe && this.mustRedirect;\n }\n requestAcceptsTurboStreamResponse(request) {\n return !request.isSafe || hasAttribute(\"data-turbo-stream\", this.submitter, this.formElement);\n }\n get submitsWith() {\n var _a;\n return (_a = this.submitter) === null || _a === void 0 ? void 0 : _a.getAttribute(\"data-turbo-submits-with\");\n }\n}\nfunction buildFormData(formElement, submitter) {\n const formData = new FormData(formElement);\n const name = submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"name\");\n const value = submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"value\");\n if (name) {\n formData.append(name, value || \"\");\n }\n return formData;\n}\nfunction getCookieValue(cookieName) {\n if (cookieName != null) {\n const cookies = document.cookie ? document.cookie.split(\"; \") : [];\n const cookie = cookies.find((cookie) => cookie.startsWith(cookieName));\n if (cookie) {\n const value = cookie.split(\"=\").slice(1).join(\"=\");\n return value ? decodeURIComponent(value) : undefined;\n }\n }\n}\nfunction responseSucceededWithoutRedirect(response) {\n return response.statusCode == 200 && !response.redirected;\n}\nfunction mergeFormDataEntries(url, entries) {\n const searchParams = new URLSearchParams();\n for (const [name, value] of entries) {\n if (value instanceof File)\n continue;\n searchParams.append(name, value);\n }\n url.search = searchParams.toString();\n return url;\n}\n\nclass Snapshot {\n constructor(element) {\n this.element = element;\n }\n get activeElement() {\n return this.element.ownerDocument.activeElement;\n }\n get children() {\n return [...this.element.children];\n }\n hasAnchor(anchor) {\n return this.getElementForAnchor(anchor) != null;\n }\n getElementForAnchor(anchor) {\n return anchor ? this.element.querySelector(`[id='${anchor}'], a[name='${anchor}']`) : null;\n }\n get isConnected() {\n return this.element.isConnected;\n }\n get firstAutofocusableElement() {\n const inertDisabledOrHidden = \"[inert], :disabled, [hidden], details:not([open]), dialog:not([open])\";\n for (const element of this.element.querySelectorAll(\"[autofocus]\")) {\n if (element.closest(inertDisabledOrHidden) == null)\n return element;\n else\n continue;\n }\n return null;\n }\n get permanentElements() {\n return queryPermanentElementsAll(this.element);\n }\n getPermanentElementById(id) {\n return getPermanentElementById(this.element, id);\n }\n getPermanentElementMapForSnapshot(snapshot) {\n const permanentElementMap = {};\n for (const currentPermanentElement of this.permanentElements) {\n const { id } = currentPermanentElement;\n const newPermanentElement = snapshot.getPermanentElementById(id);\n if (newPermanentElement) {\n permanentElementMap[id] = [currentPermanentElement, newPermanentElement];\n }\n }\n return permanentElementMap;\n }\n}\nfunction getPermanentElementById(node, id) {\n return node.querySelector(`#${id}[data-turbo-permanent]`);\n}\nfunction queryPermanentElementsAll(node) {\n return node.querySelectorAll(\"[id][data-turbo-permanent]\");\n}\n\nclass FormSubmitObserver {\n constructor(delegate, eventTarget) {\n this.started = false;\n this.submitCaptured = () => {\n this.eventTarget.removeEventListener(\"submit\", this.submitBubbled, false);\n this.eventTarget.addEventListener(\"submit\", this.submitBubbled, false);\n };\n this.submitBubbled = ((event) => {\n if (!event.defaultPrevented) {\n const form = event.target instanceof HTMLFormElement ? event.target : undefined;\n const submitter = event.submitter || undefined;\n if (form &&\n submissionDoesNotDismissDialog(form, submitter) &&\n submissionDoesNotTargetIFrame(form, submitter) &&\n this.delegate.willSubmitForm(form, submitter)) {\n event.preventDefault();\n event.stopImmediatePropagation();\n this.delegate.formSubmitted(form, submitter);\n }\n }\n });\n this.delegate = delegate;\n this.eventTarget = eventTarget;\n }\n start() {\n if (!this.started) {\n this.eventTarget.addEventListener(\"submit\", this.submitCaptured, true);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n this.eventTarget.removeEventListener(\"submit\", this.submitCaptured, true);\n this.started = false;\n }\n }\n}\nfunction submissionDoesNotDismissDialog(form, submitter) {\n const method = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"formmethod\")) || form.getAttribute(\"method\");\n return method != \"dialog\";\n}\nfunction submissionDoesNotTargetIFrame(form, submitter) {\n if ((submitter === null || submitter === void 0 ? void 0 : submitter.hasAttribute(\"formtarget\")) || form.hasAttribute(\"target\")) {\n const target = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"formtarget\")) || form.target;\n for (const element of document.getElementsByName(target)) {\n if (element instanceof HTMLIFrameElement)\n return false;\n }\n return true;\n }\n else {\n return true;\n }\n}\n\nclass View {\n constructor(delegate, element) {\n this.resolveRenderPromise = (_value) => { };\n this.resolveInterceptionPromise = (_value) => { };\n this.delegate = delegate;\n this.element = element;\n }\n scrollToAnchor(anchor) {\n const element = this.snapshot.getElementForAnchor(anchor);\n if (element) {\n this.scrollToElement(element);\n this.focusElement(element);\n }\n else {\n this.scrollToPosition({ x: 0, y: 0 });\n }\n }\n scrollToAnchorFromLocation(location) {\n this.scrollToAnchor(getAnchor(location));\n }\n scrollToElement(element) {\n element.scrollIntoView();\n }\n focusElement(element) {\n if (element instanceof HTMLElement) {\n if (element.hasAttribute(\"tabindex\")) {\n element.focus();\n }\n else {\n element.setAttribute(\"tabindex\", \"-1\");\n element.focus();\n element.removeAttribute(\"tabindex\");\n }\n }\n }\n scrollToPosition({ x, y }) {\n this.scrollRoot.scrollTo(x, y);\n }\n scrollToTop() {\n this.scrollToPosition({ x: 0, y: 0 });\n }\n get scrollRoot() {\n return window;\n }\n async render(renderer) {\n const { isPreview, shouldRender, newSnapshot: snapshot } = renderer;\n if (shouldRender) {\n try {\n this.renderPromise = new Promise((resolve) => (this.resolveRenderPromise = resolve));\n this.renderer = renderer;\n await this.prepareToRenderSnapshot(renderer);\n const renderInterception = new Promise((resolve) => (this.resolveInterceptionPromise = resolve));\n const options = { resume: this.resolveInterceptionPromise, render: this.renderer.renderElement };\n const immediateRender = this.delegate.allowsImmediateRender(snapshot, options);\n if (!immediateRender)\n await renderInterception;\n await this.renderSnapshot(renderer);\n this.delegate.viewRenderedSnapshot(snapshot, isPreview);\n this.delegate.preloadOnLoadLinksForView(this.element);\n this.finishRenderingSnapshot(renderer);\n }\n finally {\n delete this.renderer;\n this.resolveRenderPromise(undefined);\n delete this.renderPromise;\n }\n }\n else {\n this.invalidate(renderer.reloadReason);\n }\n }\n invalidate(reason) {\n this.delegate.viewInvalidated(reason);\n }\n async prepareToRenderSnapshot(renderer) {\n this.markAsPreview(renderer.isPreview);\n await renderer.prepareToRender();\n }\n markAsPreview(isPreview) {\n if (isPreview) {\n this.element.setAttribute(\"data-turbo-preview\", \"\");\n }\n else {\n this.element.removeAttribute(\"data-turbo-preview\");\n }\n }\n async renderSnapshot(renderer) {\n await renderer.render();\n }\n finishRenderingSnapshot(renderer) {\n renderer.finishRendering();\n }\n}\n\nclass FrameView extends View {\n missing() {\n this.element.innerHTML = `Content missing`;\n }\n get snapshot() {\n return new Snapshot(this.element);\n }\n}\n\nclass LinkInterceptor {\n constructor(delegate, element) {\n this.clickBubbled = (event) => {\n if (this.respondsToEventTarget(event.target)) {\n this.clickEvent = event;\n }\n else {\n delete this.clickEvent;\n }\n };\n this.linkClicked = ((event) => {\n if (this.clickEvent && this.respondsToEventTarget(event.target) && event.target instanceof Element) {\n if (this.delegate.shouldInterceptLinkClick(event.target, event.detail.url, event.detail.originalEvent)) {\n this.clickEvent.preventDefault();\n event.preventDefault();\n this.delegate.linkClickIntercepted(event.target, event.detail.url, event.detail.originalEvent);\n }\n }\n delete this.clickEvent;\n });\n this.willVisit = ((_event) => {\n delete this.clickEvent;\n });\n this.delegate = delegate;\n this.element = element;\n }\n start() {\n this.element.addEventListener(\"click\", this.clickBubbled);\n document.addEventListener(\"turbo:click\", this.linkClicked);\n document.addEventListener(\"turbo:before-visit\", this.willVisit);\n }\n stop() {\n this.element.removeEventListener(\"click\", this.clickBubbled);\n document.removeEventListener(\"turbo:click\", this.linkClicked);\n document.removeEventListener(\"turbo:before-visit\", this.willVisit);\n }\n respondsToEventTarget(target) {\n const element = target instanceof Element ? target : target instanceof Node ? target.parentElement : null;\n return element && element.closest(\"turbo-frame, html\") == this.element;\n }\n}\n\nclass LinkClickObserver {\n constructor(delegate, eventTarget) {\n this.started = false;\n this.clickCaptured = () => {\n this.eventTarget.removeEventListener(\"click\", this.clickBubbled, false);\n this.eventTarget.addEventListener(\"click\", this.clickBubbled, false);\n };\n this.clickBubbled = (event) => {\n if (event instanceof MouseEvent && this.clickEventIsSignificant(event)) {\n const target = (event.composedPath && event.composedPath()[0]) || event.target;\n const link = this.findLinkFromClickTarget(target);\n if (link && doesNotTargetIFrame(link)) {\n const location = this.getLocationForLink(link);\n if (this.delegate.willFollowLinkToLocation(link, location, event)) {\n event.preventDefault();\n this.delegate.followedLinkToLocation(link, location);\n }\n }\n }\n };\n this.delegate = delegate;\n this.eventTarget = eventTarget;\n }\n start() {\n if (!this.started) {\n this.eventTarget.addEventListener(\"click\", this.clickCaptured, true);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n this.eventTarget.removeEventListener(\"click\", this.clickCaptured, true);\n this.started = false;\n }\n }\n clickEventIsSignificant(event) {\n return !((event.target && event.target.isContentEditable) ||\n event.defaultPrevented ||\n event.which > 1 ||\n event.altKey ||\n event.ctrlKey ||\n event.metaKey ||\n event.shiftKey);\n }\n findLinkFromClickTarget(target) {\n return findClosestRecursively(target, \"a[href]:not([target^=_]):not([download])\");\n }\n getLocationForLink(link) {\n return expandURL(link.getAttribute(\"href\") || \"\");\n }\n}\nfunction doesNotTargetIFrame(anchor) {\n if (anchor.hasAttribute(\"target\")) {\n for (const element of document.getElementsByName(anchor.target)) {\n if (element instanceof HTMLIFrameElement)\n return false;\n }\n return true;\n }\n else {\n return true;\n }\n}\n\nclass FormLinkClickObserver {\n constructor(delegate, element) {\n this.delegate = delegate;\n this.linkInterceptor = new LinkClickObserver(this, element);\n }\n start() {\n this.linkInterceptor.start();\n }\n stop() {\n this.linkInterceptor.stop();\n }\n willFollowLinkToLocation(link, location, originalEvent) {\n return (this.delegate.willSubmitFormLinkToLocation(link, location, originalEvent) &&\n link.hasAttribute(\"data-turbo-method\"));\n }\n followedLinkToLocation(link, location) {\n const form = document.createElement(\"form\");\n const type = \"hidden\";\n for (const [name, value] of location.searchParams) {\n form.append(Object.assign(document.createElement(\"input\"), { type, name, value }));\n }\n const action = Object.assign(location, { search: \"\" });\n form.setAttribute(\"data-turbo\", \"true\");\n form.setAttribute(\"action\", action.href);\n form.setAttribute(\"hidden\", \"\");\n const method = link.getAttribute(\"data-turbo-method\");\n if (method)\n form.setAttribute(\"method\", method);\n const turboFrame = link.getAttribute(\"data-turbo-frame\");\n if (turboFrame)\n form.setAttribute(\"data-turbo-frame\", turboFrame);\n const turboAction = getVisitAction(link);\n if (turboAction)\n form.setAttribute(\"data-turbo-action\", turboAction);\n const turboConfirm = link.getAttribute(\"data-turbo-confirm\");\n if (turboConfirm)\n form.setAttribute(\"data-turbo-confirm\", turboConfirm);\n const turboStream = link.hasAttribute(\"data-turbo-stream\");\n if (turboStream)\n form.setAttribute(\"data-turbo-stream\", \"\");\n this.delegate.submittedFormLinkToLocation(link, location, form);\n document.body.appendChild(form);\n form.addEventListener(\"turbo:submit-end\", () => form.remove(), { once: true });\n requestAnimationFrame(() => form.requestSubmit());\n }\n}\n\nclass Bardo {\n static async preservingPermanentElements(delegate, permanentElementMap, callback) {\n const bardo = new this(delegate, permanentElementMap);\n bardo.enter();\n await callback();\n bardo.leave();\n }\n constructor(delegate, permanentElementMap) {\n this.delegate = delegate;\n this.permanentElementMap = permanentElementMap;\n }\n enter() {\n for (const id in this.permanentElementMap) {\n const [currentPermanentElement, newPermanentElement] = this.permanentElementMap[id];\n this.delegate.enteringBardo(currentPermanentElement, newPermanentElement);\n this.replaceNewPermanentElementWithPlaceholder(newPermanentElement);\n }\n }\n leave() {\n for (const id in this.permanentElementMap) {\n const [currentPermanentElement] = this.permanentElementMap[id];\n this.replaceCurrentPermanentElementWithClone(currentPermanentElement);\n this.replacePlaceholderWithPermanentElement(currentPermanentElement);\n this.delegate.leavingBardo(currentPermanentElement);\n }\n }\n replaceNewPermanentElementWithPlaceholder(permanentElement) {\n const placeholder = createPlaceholderForPermanentElement(permanentElement);\n permanentElement.replaceWith(placeholder);\n }\n replaceCurrentPermanentElementWithClone(permanentElement) {\n const clone = permanentElement.cloneNode(true);\n permanentElement.replaceWith(clone);\n }\n replacePlaceholderWithPermanentElement(permanentElement) {\n const placeholder = this.getPlaceholderById(permanentElement.id);\n placeholder === null || placeholder === void 0 ? void 0 : placeholder.replaceWith(permanentElement);\n }\n getPlaceholderById(id) {\n return this.placeholders.find((element) => element.content == id);\n }\n get placeholders() {\n return [...document.querySelectorAll(\"meta[name=turbo-permanent-placeholder][content]\")];\n }\n}\nfunction createPlaceholderForPermanentElement(permanentElement) {\n const element = document.createElement(\"meta\");\n element.setAttribute(\"name\", \"turbo-permanent-placeholder\");\n element.setAttribute(\"content\", permanentElement.id);\n return element;\n}\n\nclass Renderer {\n constructor(currentSnapshot, newSnapshot, renderElement, isPreview, willRender = true) {\n this.activeElement = null;\n this.currentSnapshot = currentSnapshot;\n this.newSnapshot = newSnapshot;\n this.isPreview = isPreview;\n this.willRender = willRender;\n this.renderElement = renderElement;\n this.promise = new Promise((resolve, reject) => (this.resolvingFunctions = { resolve, reject }));\n }\n get shouldRender() {\n return true;\n }\n get reloadReason() {\n return;\n }\n prepareToRender() {\n return;\n }\n finishRendering() {\n if (this.resolvingFunctions) {\n this.resolvingFunctions.resolve();\n delete this.resolvingFunctions;\n }\n }\n async preservingPermanentElements(callback) {\n await Bardo.preservingPermanentElements(this, this.permanentElementMap, callback);\n }\n focusFirstAutofocusableElement() {\n const element = this.connectedSnapshot.firstAutofocusableElement;\n if (elementIsFocusable(element)) {\n element.focus();\n }\n }\n enteringBardo(currentPermanentElement) {\n if (this.activeElement)\n return;\n if (currentPermanentElement.contains(this.currentSnapshot.activeElement)) {\n this.activeElement = this.currentSnapshot.activeElement;\n }\n }\n leavingBardo(currentPermanentElement) {\n if (currentPermanentElement.contains(this.activeElement) && this.activeElement instanceof HTMLElement) {\n this.activeElement.focus();\n this.activeElement = null;\n }\n }\n get connectedSnapshot() {\n return this.newSnapshot.isConnected ? this.newSnapshot : this.currentSnapshot;\n }\n get currentElement() {\n return this.currentSnapshot.element;\n }\n get newElement() {\n return this.newSnapshot.element;\n }\n get permanentElementMap() {\n return this.currentSnapshot.getPermanentElementMapForSnapshot(this.newSnapshot);\n }\n}\nfunction elementIsFocusable(element) {\n return element && typeof element.focus == \"function\";\n}\n\nclass FrameRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n var _a;\n const destinationRange = document.createRange();\n destinationRange.selectNodeContents(currentElement);\n destinationRange.deleteContents();\n const frameElement = newElement;\n const sourceRange = (_a = frameElement.ownerDocument) === null || _a === void 0 ? void 0 : _a.createRange();\n if (sourceRange) {\n sourceRange.selectNodeContents(frameElement);\n currentElement.appendChild(sourceRange.extractContents());\n }\n }\n constructor(delegate, currentSnapshot, newSnapshot, renderElement, isPreview, willRender = true) {\n super(currentSnapshot, newSnapshot, renderElement, isPreview, willRender);\n this.delegate = delegate;\n }\n get shouldRender() {\n return true;\n }\n async render() {\n await nextAnimationFrame();\n this.preservingPermanentElements(() => {\n this.loadFrameElement();\n });\n this.scrollFrameIntoView();\n await nextAnimationFrame();\n this.focusFirstAutofocusableElement();\n await nextAnimationFrame();\n this.activateScriptElements();\n }\n loadFrameElement() {\n this.delegate.willRenderFrame(this.currentElement, this.newElement);\n this.renderElement(this.currentElement, this.newElement);\n }\n scrollFrameIntoView() {\n if (this.currentElement.autoscroll || this.newElement.autoscroll) {\n const element = this.currentElement.firstElementChild;\n const block = readScrollLogicalPosition(this.currentElement.getAttribute(\"data-autoscroll-block\"), \"end\");\n const behavior = readScrollBehavior(this.currentElement.getAttribute(\"data-autoscroll-behavior\"), \"auto\");\n if (element) {\n element.scrollIntoView({ block, behavior });\n return true;\n }\n }\n return false;\n }\n activateScriptElements() {\n for (const inertScriptElement of this.newScriptElements) {\n const activatedScriptElement = activateScriptElement(inertScriptElement);\n inertScriptElement.replaceWith(activatedScriptElement);\n }\n }\n get newScriptElements() {\n return this.currentElement.querySelectorAll(\"script\");\n }\n}\nfunction readScrollLogicalPosition(value, defaultValue) {\n if (value == \"end\" || value == \"start\" || value == \"center\" || value == \"nearest\") {\n return value;\n }\n else {\n return defaultValue;\n }\n}\nfunction readScrollBehavior(value, defaultValue) {\n if (value == \"auto\" || value == \"smooth\") {\n return value;\n }\n else {\n return defaultValue;\n }\n}\n\nclass ProgressBar {\n static get defaultCSS() {\n return unindent `\n .turbo-progress-bar {\n position: fixed;\n display: block;\n top: 0;\n left: 0;\n height: 3px;\n background: #0076ff;\n z-index: 2147483647;\n transition:\n width ${ProgressBar.animationDuration}ms ease-out,\n opacity ${ProgressBar.animationDuration / 2}ms ${ProgressBar.animationDuration / 2}ms ease-in;\n transform: translate3d(0, 0, 0);\n }\n `;\n }\n constructor() {\n this.hiding = false;\n this.value = 0;\n this.visible = false;\n this.trickle = () => {\n this.setValue(this.value + Math.random() / 100);\n };\n this.stylesheetElement = this.createStylesheetElement();\n this.progressElement = this.createProgressElement();\n this.installStylesheetElement();\n this.setValue(0);\n }\n show() {\n if (!this.visible) {\n this.visible = true;\n this.installProgressElement();\n this.startTrickling();\n }\n }\n hide() {\n if (this.visible && !this.hiding) {\n this.hiding = true;\n this.fadeProgressElement(() => {\n this.uninstallProgressElement();\n this.stopTrickling();\n this.visible = false;\n this.hiding = false;\n });\n }\n }\n setValue(value) {\n this.value = value;\n this.refresh();\n }\n installStylesheetElement() {\n document.head.insertBefore(this.stylesheetElement, document.head.firstChild);\n }\n installProgressElement() {\n this.progressElement.style.width = \"0\";\n this.progressElement.style.opacity = \"1\";\n document.documentElement.insertBefore(this.progressElement, document.body);\n this.refresh();\n }\n fadeProgressElement(callback) {\n this.progressElement.style.opacity = \"0\";\n setTimeout(callback, ProgressBar.animationDuration * 1.5);\n }\n uninstallProgressElement() {\n if (this.progressElement.parentNode) {\n document.documentElement.removeChild(this.progressElement);\n }\n }\n startTrickling() {\n if (!this.trickleInterval) {\n this.trickleInterval = window.setInterval(this.trickle, ProgressBar.animationDuration);\n }\n }\n stopTrickling() {\n window.clearInterval(this.trickleInterval);\n delete this.trickleInterval;\n }\n refresh() {\n requestAnimationFrame(() => {\n this.progressElement.style.width = `${10 + this.value * 90}%`;\n });\n }\n createStylesheetElement() {\n const element = document.createElement(\"style\");\n element.type = \"text/css\";\n element.textContent = ProgressBar.defaultCSS;\n if (this.cspNonce) {\n element.nonce = this.cspNonce;\n }\n return element;\n }\n createProgressElement() {\n const element = document.createElement(\"div\");\n element.className = \"turbo-progress-bar\";\n return element;\n }\n get cspNonce() {\n return getMetaContent(\"csp-nonce\");\n }\n}\nProgressBar.animationDuration = 300;\n\nclass HeadSnapshot extends Snapshot {\n constructor() {\n super(...arguments);\n this.detailsByOuterHTML = this.children\n .filter((element) => !elementIsNoscript(element))\n .map((element) => elementWithoutNonce(element))\n .reduce((result, element) => {\n const { outerHTML } = element;\n const details = outerHTML in result\n ? result[outerHTML]\n : {\n type: elementType(element),\n tracked: elementIsTracked(element),\n elements: [],\n };\n return Object.assign(Object.assign({}, result), { [outerHTML]: Object.assign(Object.assign({}, details), { elements: [...details.elements, element] }) });\n }, {});\n }\n get trackedElementSignature() {\n return Object.keys(this.detailsByOuterHTML)\n .filter((outerHTML) => this.detailsByOuterHTML[outerHTML].tracked)\n .join(\"\");\n }\n getScriptElementsNotInSnapshot(snapshot) {\n return this.getElementsMatchingTypeNotInSnapshot(\"script\", snapshot);\n }\n getStylesheetElementsNotInSnapshot(snapshot) {\n return this.getElementsMatchingTypeNotInSnapshot(\"stylesheet\", snapshot);\n }\n getElementsMatchingTypeNotInSnapshot(matchedType, snapshot) {\n return Object.keys(this.detailsByOuterHTML)\n .filter((outerHTML) => !(outerHTML in snapshot.detailsByOuterHTML))\n .map((outerHTML) => this.detailsByOuterHTML[outerHTML])\n .filter(({ type }) => type == matchedType)\n .map(({ elements: [element] }) => element);\n }\n get provisionalElements() {\n return Object.keys(this.detailsByOuterHTML).reduce((result, outerHTML) => {\n const { type, tracked, elements } = this.detailsByOuterHTML[outerHTML];\n if (type == null && !tracked) {\n return [...result, ...elements];\n }\n else if (elements.length > 1) {\n return [...result, ...elements.slice(1)];\n }\n else {\n return result;\n }\n }, []);\n }\n getMetaValue(name) {\n const element = this.findMetaElementByName(name);\n return element ? element.getAttribute(\"content\") : null;\n }\n findMetaElementByName(name) {\n return Object.keys(this.detailsByOuterHTML).reduce((result, outerHTML) => {\n const { elements: [element], } = this.detailsByOuterHTML[outerHTML];\n return elementIsMetaElementWithName(element, name) ? element : result;\n }, undefined);\n }\n}\nfunction elementType(element) {\n if (elementIsScript(element)) {\n return \"script\";\n }\n else if (elementIsStylesheet(element)) {\n return \"stylesheet\";\n }\n}\nfunction elementIsTracked(element) {\n return element.getAttribute(\"data-turbo-track\") == \"reload\";\n}\nfunction elementIsScript(element) {\n const tagName = element.localName;\n return tagName == \"script\";\n}\nfunction elementIsNoscript(element) {\n const tagName = element.localName;\n return tagName == \"noscript\";\n}\nfunction elementIsStylesheet(element) {\n const tagName = element.localName;\n return tagName == \"style\" || (tagName == \"link\" && element.getAttribute(\"rel\") == \"stylesheet\");\n}\nfunction elementIsMetaElementWithName(element, name) {\n const tagName = element.localName;\n return tagName == \"meta\" && element.getAttribute(\"name\") == name;\n}\nfunction elementWithoutNonce(element) {\n if (element.hasAttribute(\"nonce\")) {\n element.setAttribute(\"nonce\", \"\");\n }\n return element;\n}\n\nclass PageSnapshot extends Snapshot {\n static fromHTMLString(html = \"\") {\n return this.fromDocument(parseHTMLDocument(html));\n }\n static fromElement(element) {\n return this.fromDocument(element.ownerDocument);\n }\n static fromDocument({ head, body }) {\n return new this(body, new HeadSnapshot(head));\n }\n constructor(element, headSnapshot) {\n super(element);\n this.headSnapshot = headSnapshot;\n }\n clone() {\n const clonedElement = this.element.cloneNode(true);\n const selectElements = this.element.querySelectorAll(\"select\");\n const clonedSelectElements = clonedElement.querySelectorAll(\"select\");\n for (const [index, source] of selectElements.entries()) {\n const clone = clonedSelectElements[index];\n for (const option of clone.selectedOptions)\n option.selected = false;\n for (const option of source.selectedOptions)\n clone.options[option.index].selected = true;\n }\n for (const clonedPasswordInput of clonedElement.querySelectorAll('input[type=\"password\"]')) {\n clonedPasswordInput.value = \"\";\n }\n return new PageSnapshot(clonedElement, this.headSnapshot);\n }\n get headElement() {\n return this.headSnapshot.element;\n }\n get rootLocation() {\n var _a;\n const root = (_a = this.getSetting(\"root\")) !== null && _a !== void 0 ? _a : \"/\";\n return expandURL(root);\n }\n get cacheControlValue() {\n return this.getSetting(\"cache-control\");\n }\n get isPreviewable() {\n return this.cacheControlValue != \"no-preview\";\n }\n get isCacheable() {\n return this.cacheControlValue != \"no-cache\";\n }\n get isVisitable() {\n return this.getSetting(\"visit-control\") != \"reload\";\n }\n getSetting(name) {\n return this.headSnapshot.getMetaValue(`turbo-${name}`);\n }\n}\n\nvar TimingMetric;\n(function (TimingMetric) {\n TimingMetric[\"visitStart\"] = \"visitStart\";\n TimingMetric[\"requestStart\"] = \"requestStart\";\n TimingMetric[\"requestEnd\"] = \"requestEnd\";\n TimingMetric[\"visitEnd\"] = \"visitEnd\";\n})(TimingMetric || (TimingMetric = {}));\nvar VisitState;\n(function (VisitState) {\n VisitState[\"initialized\"] = \"initialized\";\n VisitState[\"started\"] = \"started\";\n VisitState[\"canceled\"] = \"canceled\";\n VisitState[\"failed\"] = \"failed\";\n VisitState[\"completed\"] = \"completed\";\n})(VisitState || (VisitState = {}));\nconst defaultOptions = {\n action: \"advance\",\n historyChanged: false,\n visitCachedSnapshot: () => { },\n willRender: true,\n updateHistory: true,\n shouldCacheSnapshot: true,\n acceptsStreamResponse: false,\n};\nvar SystemStatusCode;\n(function (SystemStatusCode) {\n SystemStatusCode[SystemStatusCode[\"networkFailure\"] = 0] = \"networkFailure\";\n SystemStatusCode[SystemStatusCode[\"timeoutFailure\"] = -1] = \"timeoutFailure\";\n SystemStatusCode[SystemStatusCode[\"contentTypeMismatch\"] = -2] = \"contentTypeMismatch\";\n})(SystemStatusCode || (SystemStatusCode = {}));\nclass Visit {\n constructor(delegate, location, restorationIdentifier, options = {}) {\n this.identifier = uuid();\n this.timingMetrics = {};\n this.followedRedirect = false;\n this.historyChanged = false;\n this.scrolled = false;\n this.shouldCacheSnapshot = true;\n this.acceptsStreamResponse = false;\n this.snapshotCached = false;\n this.state = VisitState.initialized;\n this.delegate = delegate;\n this.location = location;\n this.restorationIdentifier = restorationIdentifier || uuid();\n const { action, historyChanged, referrer, snapshot, snapshotHTML, response, visitCachedSnapshot, willRender, updateHistory, shouldCacheSnapshot, acceptsStreamResponse, } = Object.assign(Object.assign({}, defaultOptions), options);\n this.action = action;\n this.historyChanged = historyChanged;\n this.referrer = referrer;\n this.snapshot = snapshot;\n this.snapshotHTML = snapshotHTML;\n this.response = response;\n this.isSamePage = this.delegate.locationWithActionIsSamePage(this.location, this.action);\n this.visitCachedSnapshot = visitCachedSnapshot;\n this.willRender = willRender;\n this.updateHistory = updateHistory;\n this.scrolled = !willRender;\n this.shouldCacheSnapshot = shouldCacheSnapshot;\n this.acceptsStreamResponse = acceptsStreamResponse;\n }\n get adapter() {\n return this.delegate.adapter;\n }\n get view() {\n return this.delegate.view;\n }\n get history() {\n return this.delegate.history;\n }\n get restorationData() {\n return this.history.getRestorationDataForIdentifier(this.restorationIdentifier);\n }\n get silent() {\n return this.isSamePage;\n }\n start() {\n if (this.state == VisitState.initialized) {\n this.recordTimingMetric(TimingMetric.visitStart);\n this.state = VisitState.started;\n this.adapter.visitStarted(this);\n this.delegate.visitStarted(this);\n }\n }\n cancel() {\n if (this.state == VisitState.started) {\n if (this.request) {\n this.request.cancel();\n }\n this.cancelRender();\n this.state = VisitState.canceled;\n }\n }\n complete() {\n if (this.state == VisitState.started) {\n this.recordTimingMetric(TimingMetric.visitEnd);\n this.state = VisitState.completed;\n this.followRedirect();\n if (!this.followedRedirect) {\n this.adapter.visitCompleted(this);\n this.delegate.visitCompleted(this);\n }\n }\n }\n fail() {\n if (this.state == VisitState.started) {\n this.state = VisitState.failed;\n this.adapter.visitFailed(this);\n }\n }\n changeHistory() {\n var _a;\n if (!this.historyChanged && this.updateHistory) {\n const actionForHistory = this.location.href === ((_a = this.referrer) === null || _a === void 0 ? void 0 : _a.href) ? \"replace\" : this.action;\n const method = getHistoryMethodForAction(actionForHistory);\n this.history.update(method, this.location, this.restorationIdentifier);\n this.historyChanged = true;\n }\n }\n issueRequest() {\n if (this.hasPreloadedResponse()) {\n this.simulateRequest();\n }\n else if (this.shouldIssueRequest() && !this.request) {\n this.request = new FetchRequest(this, FetchMethod.get, this.location);\n this.request.perform();\n }\n }\n simulateRequest() {\n if (this.response) {\n this.startRequest();\n this.recordResponse();\n this.finishRequest();\n }\n }\n startRequest() {\n this.recordTimingMetric(TimingMetric.requestStart);\n this.adapter.visitRequestStarted(this);\n }\n recordResponse(response = this.response) {\n this.response = response;\n if (response) {\n const { statusCode } = response;\n if (isSuccessful(statusCode)) {\n this.adapter.visitRequestCompleted(this);\n }\n else {\n this.adapter.visitRequestFailedWithStatusCode(this, statusCode);\n }\n }\n }\n finishRequest() {\n this.recordTimingMetric(TimingMetric.requestEnd);\n this.adapter.visitRequestFinished(this);\n }\n loadResponse() {\n if (this.response) {\n const { statusCode, responseHTML } = this.response;\n this.render(async () => {\n if (this.shouldCacheSnapshot)\n this.cacheSnapshot();\n if (this.view.renderPromise)\n await this.view.renderPromise;\n if (isSuccessful(statusCode) && responseHTML != null) {\n await this.view.renderPage(PageSnapshot.fromHTMLString(responseHTML), false, this.willRender, this);\n this.performScroll();\n this.adapter.visitRendered(this);\n this.complete();\n }\n else {\n await this.view.renderError(PageSnapshot.fromHTMLString(responseHTML), this);\n this.adapter.visitRendered(this);\n this.fail();\n }\n });\n }\n }\n getCachedSnapshot() {\n const snapshot = this.view.getCachedSnapshotForLocation(this.location) || this.getPreloadedSnapshot();\n if (snapshot && (!getAnchor(this.location) || snapshot.hasAnchor(getAnchor(this.location)))) {\n if (this.action == \"restore\" || snapshot.isPreviewable) {\n return snapshot;\n }\n }\n }\n getPreloadedSnapshot() {\n if (this.snapshotHTML) {\n return PageSnapshot.fromHTMLString(this.snapshotHTML);\n }\n }\n hasCachedSnapshot() {\n return this.getCachedSnapshot() != null;\n }\n loadCachedSnapshot() {\n const snapshot = this.getCachedSnapshot();\n if (snapshot) {\n const isPreview = this.shouldIssueRequest();\n this.render(async () => {\n this.cacheSnapshot();\n if (this.isSamePage) {\n this.adapter.visitRendered(this);\n }\n else {\n if (this.view.renderPromise)\n await this.view.renderPromise;\n await this.view.renderPage(snapshot, isPreview, this.willRender, this);\n this.performScroll();\n this.adapter.visitRendered(this);\n if (!isPreview) {\n this.complete();\n }\n }\n });\n }\n }\n followRedirect() {\n var _a;\n if (this.redirectedToLocation && !this.followedRedirect && ((_a = this.response) === null || _a === void 0 ? void 0 : _a.redirected)) {\n this.adapter.visitProposedToLocation(this.redirectedToLocation, {\n action: \"replace\",\n response: this.response,\n shouldCacheSnapshot: false,\n willRender: false,\n });\n this.followedRedirect = true;\n }\n }\n goToSamePageAnchor() {\n if (this.isSamePage) {\n this.render(async () => {\n this.cacheSnapshot();\n this.performScroll();\n this.changeHistory();\n this.adapter.visitRendered(this);\n });\n }\n }\n prepareRequest(request) {\n if (this.acceptsStreamResponse) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted() {\n this.startRequest();\n }\n requestPreventedHandlingResponse(_request, _response) { }\n async requestSucceededWithResponse(request, response) {\n const responseHTML = await response.responseHTML;\n const { redirected, statusCode } = response;\n if (responseHTML == undefined) {\n this.recordResponse({\n statusCode: SystemStatusCode.contentTypeMismatch,\n redirected,\n });\n }\n else {\n this.redirectedToLocation = response.redirected ? response.location : undefined;\n this.recordResponse({ statusCode: statusCode, responseHTML, redirected });\n }\n }\n async requestFailedWithResponse(request, response) {\n const responseHTML = await response.responseHTML;\n const { redirected, statusCode } = response;\n if (responseHTML == undefined) {\n this.recordResponse({\n statusCode: SystemStatusCode.contentTypeMismatch,\n redirected,\n });\n }\n else {\n this.recordResponse({ statusCode: statusCode, responseHTML, redirected });\n }\n }\n requestErrored(_request, _error) {\n this.recordResponse({\n statusCode: SystemStatusCode.networkFailure,\n redirected: false,\n });\n }\n requestFinished() {\n this.finishRequest();\n }\n performScroll() {\n if (!this.scrolled && !this.view.forceReloaded) {\n if (this.action == \"restore\") {\n this.scrollToRestoredPosition() || this.scrollToAnchor() || this.view.scrollToTop();\n }\n else {\n this.scrollToAnchor() || this.view.scrollToTop();\n }\n if (this.isSamePage) {\n this.delegate.visitScrolledToSamePageLocation(this.view.lastRenderedLocation, this.location);\n }\n this.scrolled = true;\n }\n }\n scrollToRestoredPosition() {\n const { scrollPosition } = this.restorationData;\n if (scrollPosition) {\n this.view.scrollToPosition(scrollPosition);\n return true;\n }\n }\n scrollToAnchor() {\n const anchor = getAnchor(this.location);\n if (anchor != null) {\n this.view.scrollToAnchor(anchor);\n return true;\n }\n }\n recordTimingMetric(metric) {\n this.timingMetrics[metric] = new Date().getTime();\n }\n getTimingMetrics() {\n return Object.assign({}, this.timingMetrics);\n }\n getHistoryMethodForAction(action) {\n switch (action) {\n case \"replace\":\n return history.replaceState;\n case \"advance\":\n case \"restore\":\n return history.pushState;\n }\n }\n hasPreloadedResponse() {\n return typeof this.response == \"object\";\n }\n shouldIssueRequest() {\n if (this.isSamePage) {\n return false;\n }\n else if (this.action == \"restore\") {\n return !this.hasCachedSnapshot();\n }\n else {\n return this.willRender;\n }\n }\n cacheSnapshot() {\n if (!this.snapshotCached) {\n this.view.cacheSnapshot(this.snapshot).then((snapshot) => snapshot && this.visitCachedSnapshot(snapshot));\n this.snapshotCached = true;\n }\n }\n async render(callback) {\n this.cancelRender();\n await new Promise((resolve) => {\n this.frame = requestAnimationFrame(() => resolve());\n });\n await callback();\n delete this.frame;\n }\n cancelRender() {\n if (this.frame) {\n cancelAnimationFrame(this.frame);\n delete this.frame;\n }\n }\n}\nfunction isSuccessful(statusCode) {\n return statusCode >= 200 && statusCode < 300;\n}\n\nclass BrowserAdapter {\n constructor(session) {\n this.progressBar = new ProgressBar();\n this.showProgressBar = () => {\n this.progressBar.show();\n };\n this.session = session;\n }\n visitProposedToLocation(location, options) {\n this.navigator.startVisit(location, (options === null || options === void 0 ? void 0 : options.restorationIdentifier) || uuid(), options);\n }\n visitStarted(visit) {\n this.location = visit.location;\n visit.loadCachedSnapshot();\n visit.issueRequest();\n visit.goToSamePageAnchor();\n }\n visitRequestStarted(visit) {\n this.progressBar.setValue(0);\n if (visit.hasCachedSnapshot() || visit.action != \"restore\") {\n this.showVisitProgressBarAfterDelay();\n }\n else {\n this.showProgressBar();\n }\n }\n visitRequestCompleted(visit) {\n visit.loadResponse();\n }\n visitRequestFailedWithStatusCode(visit, statusCode) {\n switch (statusCode) {\n case SystemStatusCode.networkFailure:\n case SystemStatusCode.timeoutFailure:\n case SystemStatusCode.contentTypeMismatch:\n return this.reload({\n reason: \"request_failed\",\n context: {\n statusCode,\n },\n });\n default:\n return visit.loadResponse();\n }\n }\n visitRequestFinished(_visit) {\n this.progressBar.setValue(1);\n this.hideVisitProgressBar();\n }\n visitCompleted(_visit) { }\n pageInvalidated(reason) {\n this.reload(reason);\n }\n visitFailed(_visit) { }\n visitRendered(_visit) { }\n formSubmissionStarted(_formSubmission) {\n this.progressBar.setValue(0);\n this.showFormProgressBarAfterDelay();\n }\n formSubmissionFinished(_formSubmission) {\n this.progressBar.setValue(1);\n this.hideFormProgressBar();\n }\n showVisitProgressBarAfterDelay() {\n this.visitProgressBarTimeout = window.setTimeout(this.showProgressBar, this.session.progressBarDelay);\n }\n hideVisitProgressBar() {\n this.progressBar.hide();\n if (this.visitProgressBarTimeout != null) {\n window.clearTimeout(this.visitProgressBarTimeout);\n delete this.visitProgressBarTimeout;\n }\n }\n showFormProgressBarAfterDelay() {\n if (this.formProgressBarTimeout == null) {\n this.formProgressBarTimeout = window.setTimeout(this.showProgressBar, this.session.progressBarDelay);\n }\n }\n hideFormProgressBar() {\n this.progressBar.hide();\n if (this.formProgressBarTimeout != null) {\n window.clearTimeout(this.formProgressBarTimeout);\n delete this.formProgressBarTimeout;\n }\n }\n reload(reason) {\n var _a;\n dispatch(\"turbo:reload\", { detail: reason });\n window.location.href = ((_a = this.location) === null || _a === void 0 ? void 0 : _a.toString()) || window.location.href;\n }\n get navigator() {\n return this.session.navigator;\n }\n}\n\nclass CacheObserver {\n constructor() {\n this.selector = \"[data-turbo-temporary]\";\n this.deprecatedSelector = \"[data-turbo-cache=false]\";\n this.started = false;\n this.removeTemporaryElements = ((_event) => {\n for (const element of this.temporaryElements) {\n element.remove();\n }\n });\n }\n start() {\n if (!this.started) {\n this.started = true;\n addEventListener(\"turbo:before-cache\", this.removeTemporaryElements, false);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n removeEventListener(\"turbo:before-cache\", this.removeTemporaryElements, false);\n }\n }\n get temporaryElements() {\n return [...document.querySelectorAll(this.selector), ...this.temporaryElementsWithDeprecation];\n }\n get temporaryElementsWithDeprecation() {\n const elements = document.querySelectorAll(this.deprecatedSelector);\n if (elements.length) {\n console.warn(`The ${this.deprecatedSelector} selector is deprecated and will be removed in a future version. Use ${this.selector} instead.`);\n }\n return [...elements];\n }\n}\n\nclass FrameRedirector {\n constructor(session, element) {\n this.session = session;\n this.element = element;\n this.linkInterceptor = new LinkInterceptor(this, element);\n this.formSubmitObserver = new FormSubmitObserver(this, element);\n }\n start() {\n this.linkInterceptor.start();\n this.formSubmitObserver.start();\n }\n stop() {\n this.linkInterceptor.stop();\n this.formSubmitObserver.stop();\n }\n shouldInterceptLinkClick(element, _location, _event) {\n return this.shouldRedirect(element);\n }\n linkClickIntercepted(element, url, event) {\n const frame = this.findFrameElement(element);\n if (frame) {\n frame.delegate.linkClickIntercepted(element, url, event);\n }\n }\n willSubmitForm(element, submitter) {\n return (element.closest(\"turbo-frame\") == null &&\n this.shouldSubmit(element, submitter) &&\n this.shouldRedirect(element, submitter));\n }\n formSubmitted(element, submitter) {\n const frame = this.findFrameElement(element, submitter);\n if (frame) {\n frame.delegate.formSubmitted(element, submitter);\n }\n }\n shouldSubmit(form, submitter) {\n var _a;\n const action = getAction(form, submitter);\n const meta = this.element.ownerDocument.querySelector(`meta[name=\"turbo-root\"]`);\n const rootLocation = expandURL((_a = meta === null || meta === void 0 ? void 0 : meta.content) !== null && _a !== void 0 ? _a : \"/\");\n return this.shouldRedirect(form, submitter) && locationIsVisitable(action, rootLocation);\n }\n shouldRedirect(element, submitter) {\n const isNavigatable = element instanceof HTMLFormElement\n ? this.session.submissionIsNavigatable(element, submitter)\n : this.session.elementIsNavigatable(element);\n if (isNavigatable) {\n const frame = this.findFrameElement(element, submitter);\n return frame ? frame != element.closest(\"turbo-frame\") : false;\n }\n else {\n return false;\n }\n }\n findFrameElement(element, submitter) {\n const id = (submitter === null || submitter === void 0 ? void 0 : submitter.getAttribute(\"data-turbo-frame\")) || element.getAttribute(\"data-turbo-frame\");\n if (id && id != \"_top\") {\n const frame = this.element.querySelector(`#${id}:not([disabled])`);\n if (frame instanceof FrameElement) {\n return frame;\n }\n }\n }\n}\n\nclass History {\n constructor(delegate) {\n this.restorationIdentifier = uuid();\n this.restorationData = {};\n this.started = false;\n this.pageLoaded = false;\n this.onPopState = (event) => {\n if (this.shouldHandlePopState()) {\n const { turbo } = event.state || {};\n if (turbo) {\n this.location = new URL(window.location.href);\n const { restorationIdentifier } = turbo;\n this.restorationIdentifier = restorationIdentifier;\n this.delegate.historyPoppedToLocationWithRestorationIdentifier(this.location, restorationIdentifier);\n }\n }\n };\n this.onPageLoad = async (_event) => {\n await nextMicrotask();\n this.pageLoaded = true;\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n addEventListener(\"popstate\", this.onPopState, false);\n addEventListener(\"load\", this.onPageLoad, false);\n this.started = true;\n this.replace(new URL(window.location.href));\n }\n }\n stop() {\n if (this.started) {\n removeEventListener(\"popstate\", this.onPopState, false);\n removeEventListener(\"load\", this.onPageLoad, false);\n this.started = false;\n }\n }\n push(location, restorationIdentifier) {\n this.update(history.pushState, location, restorationIdentifier);\n }\n replace(location, restorationIdentifier) {\n this.update(history.replaceState, location, restorationIdentifier);\n }\n update(method, location, restorationIdentifier = uuid()) {\n const state = { turbo: { restorationIdentifier } };\n method.call(history, state, \"\", location.href);\n this.location = location;\n this.restorationIdentifier = restorationIdentifier;\n }\n getRestorationDataForIdentifier(restorationIdentifier) {\n return this.restorationData[restorationIdentifier] || {};\n }\n updateRestorationData(additionalData) {\n const { restorationIdentifier } = this;\n const restorationData = this.restorationData[restorationIdentifier];\n this.restorationData[restorationIdentifier] = Object.assign(Object.assign({}, restorationData), additionalData);\n }\n assumeControlOfScrollRestoration() {\n var _a;\n if (!this.previousScrollRestoration) {\n this.previousScrollRestoration = (_a = history.scrollRestoration) !== null && _a !== void 0 ? _a : \"auto\";\n history.scrollRestoration = \"manual\";\n }\n }\n relinquishControlOfScrollRestoration() {\n if (this.previousScrollRestoration) {\n history.scrollRestoration = this.previousScrollRestoration;\n delete this.previousScrollRestoration;\n }\n }\n shouldHandlePopState() {\n return this.pageIsLoaded();\n }\n pageIsLoaded() {\n return this.pageLoaded || document.readyState == \"complete\";\n }\n}\n\nclass Navigator {\n constructor(delegate) {\n this.delegate = delegate;\n }\n proposeVisit(location, options = {}) {\n if (this.delegate.allowsVisitingLocationWithAction(location, options.action)) {\n if (locationIsVisitable(location, this.view.snapshot.rootLocation)) {\n this.delegate.visitProposedToLocation(location, options);\n }\n else {\n window.location.href = location.toString();\n }\n }\n }\n startVisit(locatable, restorationIdentifier, options = {}) {\n this.stop();\n this.currentVisit = new Visit(this, expandURL(locatable), restorationIdentifier, Object.assign({ referrer: this.location }, options));\n this.currentVisit.start();\n }\n submitForm(form, submitter) {\n this.stop();\n this.formSubmission = new FormSubmission(this, form, submitter, true);\n this.formSubmission.start();\n }\n stop() {\n if (this.formSubmission) {\n this.formSubmission.stop();\n delete this.formSubmission;\n }\n if (this.currentVisit) {\n this.currentVisit.cancel();\n delete this.currentVisit;\n }\n }\n get adapter() {\n return this.delegate.adapter;\n }\n get view() {\n return this.delegate.view;\n }\n get history() {\n return this.delegate.history;\n }\n formSubmissionStarted(formSubmission) {\n if (typeof this.adapter.formSubmissionStarted === \"function\") {\n this.adapter.formSubmissionStarted(formSubmission);\n }\n }\n async formSubmissionSucceededWithResponse(formSubmission, fetchResponse) {\n if (formSubmission == this.formSubmission) {\n const responseHTML = await fetchResponse.responseHTML;\n if (responseHTML) {\n const shouldCacheSnapshot = formSubmission.isSafe;\n if (!shouldCacheSnapshot) {\n this.view.clearSnapshotCache();\n }\n const { statusCode, redirected } = fetchResponse;\n const action = this.getActionForFormSubmission(formSubmission);\n const visitOptions = {\n action,\n shouldCacheSnapshot,\n response: { statusCode, responseHTML, redirected },\n };\n this.proposeVisit(fetchResponse.location, visitOptions);\n }\n }\n }\n async formSubmissionFailedWithResponse(formSubmission, fetchResponse) {\n const responseHTML = await fetchResponse.responseHTML;\n if (responseHTML) {\n const snapshot = PageSnapshot.fromHTMLString(responseHTML);\n if (fetchResponse.serverError) {\n await this.view.renderError(snapshot, this.currentVisit);\n }\n else {\n await this.view.renderPage(snapshot, false, true, this.currentVisit);\n }\n this.view.scrollToTop();\n this.view.clearSnapshotCache();\n }\n }\n formSubmissionErrored(formSubmission, error) {\n console.error(error);\n }\n formSubmissionFinished(formSubmission) {\n if (typeof this.adapter.formSubmissionFinished === \"function\") {\n this.adapter.formSubmissionFinished(formSubmission);\n }\n }\n visitStarted(visit) {\n this.delegate.visitStarted(visit);\n }\n visitCompleted(visit) {\n this.delegate.visitCompleted(visit);\n }\n locationWithActionIsSamePage(location, action) {\n const anchor = getAnchor(location);\n const currentAnchor = getAnchor(this.view.lastRenderedLocation);\n const isRestorationToTop = action === \"restore\" && typeof anchor === \"undefined\";\n return (action !== \"replace\" &&\n getRequestURL(location) === getRequestURL(this.view.lastRenderedLocation) &&\n (isRestorationToTop || (anchor != null && anchor !== currentAnchor)));\n }\n visitScrolledToSamePageLocation(oldURL, newURL) {\n this.delegate.visitScrolledToSamePageLocation(oldURL, newURL);\n }\n get location() {\n return this.history.location;\n }\n get restorationIdentifier() {\n return this.history.restorationIdentifier;\n }\n getActionForFormSubmission({ submitter, formElement }) {\n return getVisitAction(submitter, formElement) || \"advance\";\n }\n}\n\nvar PageStage;\n(function (PageStage) {\n PageStage[PageStage[\"initial\"] = 0] = \"initial\";\n PageStage[PageStage[\"loading\"] = 1] = \"loading\";\n PageStage[PageStage[\"interactive\"] = 2] = \"interactive\";\n PageStage[PageStage[\"complete\"] = 3] = \"complete\";\n})(PageStage || (PageStage = {}));\nclass PageObserver {\n constructor(delegate) {\n this.stage = PageStage.initial;\n this.started = false;\n this.interpretReadyState = () => {\n const { readyState } = this;\n if (readyState == \"interactive\") {\n this.pageIsInteractive();\n }\n else if (readyState == \"complete\") {\n this.pageIsComplete();\n }\n };\n this.pageWillUnload = () => {\n this.delegate.pageWillUnload();\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n if (this.stage == PageStage.initial) {\n this.stage = PageStage.loading;\n }\n document.addEventListener(\"readystatechange\", this.interpretReadyState, false);\n addEventListener(\"pagehide\", this.pageWillUnload, false);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n document.removeEventListener(\"readystatechange\", this.interpretReadyState, false);\n removeEventListener(\"pagehide\", this.pageWillUnload, false);\n this.started = false;\n }\n }\n pageIsInteractive() {\n if (this.stage == PageStage.loading) {\n this.stage = PageStage.interactive;\n this.delegate.pageBecameInteractive();\n }\n }\n pageIsComplete() {\n this.pageIsInteractive();\n if (this.stage == PageStage.interactive) {\n this.stage = PageStage.complete;\n this.delegate.pageLoaded();\n }\n }\n get readyState() {\n return document.readyState;\n }\n}\n\nclass ScrollObserver {\n constructor(delegate) {\n this.started = false;\n this.onScroll = () => {\n this.updatePosition({ x: window.pageXOffset, y: window.pageYOffset });\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n addEventListener(\"scroll\", this.onScroll, false);\n this.onScroll();\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n removeEventListener(\"scroll\", this.onScroll, false);\n this.started = false;\n }\n }\n updatePosition(position) {\n this.delegate.scrollPositionChanged(position);\n }\n}\n\nclass StreamMessageRenderer {\n render({ fragment }) {\n Bardo.preservingPermanentElements(this, getPermanentElementMapForFragment(fragment), () => document.documentElement.appendChild(fragment));\n }\n enteringBardo(currentPermanentElement, newPermanentElement) {\n newPermanentElement.replaceWith(currentPermanentElement.cloneNode(true));\n }\n leavingBardo() { }\n}\nfunction getPermanentElementMapForFragment(fragment) {\n const permanentElementsInDocument = queryPermanentElementsAll(document.documentElement);\n const permanentElementMap = {};\n for (const permanentElementInDocument of permanentElementsInDocument) {\n const { id } = permanentElementInDocument;\n for (const streamElement of fragment.querySelectorAll(\"turbo-stream\")) {\n const elementInStream = getPermanentElementById(streamElement.templateElement.content, id);\n if (elementInStream) {\n permanentElementMap[id] = [permanentElementInDocument, elementInStream];\n }\n }\n }\n return permanentElementMap;\n}\n\nclass StreamObserver {\n constructor(delegate) {\n this.sources = new Set();\n this.started = false;\n this.inspectFetchResponse = ((event) => {\n const response = fetchResponseFromEvent(event);\n if (response && fetchResponseIsStream(response)) {\n event.preventDefault();\n this.receiveMessageResponse(response);\n }\n });\n this.receiveMessageEvent = (event) => {\n if (this.started && typeof event.data == \"string\") {\n this.receiveMessageHTML(event.data);\n }\n };\n this.delegate = delegate;\n }\n start() {\n if (!this.started) {\n this.started = true;\n addEventListener(\"turbo:before-fetch-response\", this.inspectFetchResponse, false);\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n removeEventListener(\"turbo:before-fetch-response\", this.inspectFetchResponse, false);\n }\n }\n connectStreamSource(source) {\n if (!this.streamSourceIsConnected(source)) {\n this.sources.add(source);\n source.addEventListener(\"message\", this.receiveMessageEvent, false);\n }\n }\n disconnectStreamSource(source) {\n if (this.streamSourceIsConnected(source)) {\n this.sources.delete(source);\n source.removeEventListener(\"message\", this.receiveMessageEvent, false);\n }\n }\n streamSourceIsConnected(source) {\n return this.sources.has(source);\n }\n async receiveMessageResponse(response) {\n const html = await response.responseHTML;\n if (html) {\n this.receiveMessageHTML(html);\n }\n }\n receiveMessageHTML(html) {\n this.delegate.receivedMessageFromStream(StreamMessage.wrap(html));\n }\n}\nfunction fetchResponseFromEvent(event) {\n var _a;\n const fetchResponse = (_a = event.detail) === null || _a === void 0 ? void 0 : _a.fetchResponse;\n if (fetchResponse instanceof FetchResponse) {\n return fetchResponse;\n }\n}\nfunction fetchResponseIsStream(response) {\n var _a;\n const contentType = (_a = response.contentType) !== null && _a !== void 0 ? _a : \"\";\n return contentType.startsWith(StreamMessage.contentType);\n}\n\nclass ErrorRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n const { documentElement, body } = document;\n documentElement.replaceChild(newElement, body);\n }\n async render() {\n this.replaceHeadAndBody();\n this.activateScriptElements();\n }\n replaceHeadAndBody() {\n const { documentElement, head } = document;\n documentElement.replaceChild(this.newHead, head);\n this.renderElement(this.currentElement, this.newElement);\n }\n activateScriptElements() {\n for (const replaceableElement of this.scriptElements) {\n const parentNode = replaceableElement.parentNode;\n if (parentNode) {\n const element = activateScriptElement(replaceableElement);\n parentNode.replaceChild(element, replaceableElement);\n }\n }\n }\n get newHead() {\n return this.newSnapshot.headSnapshot.element;\n }\n get scriptElements() {\n return document.documentElement.querySelectorAll(\"script\");\n }\n}\n\nclass PageRenderer extends Renderer {\n static renderElement(currentElement, newElement) {\n if (document.body && newElement instanceof HTMLBodyElement) {\n document.body.replaceWith(newElement);\n }\n else {\n document.documentElement.appendChild(newElement);\n }\n }\n get shouldRender() {\n return this.newSnapshot.isVisitable && this.trackedElementsAreIdentical;\n }\n get reloadReason() {\n if (!this.newSnapshot.isVisitable) {\n return {\n reason: \"turbo_visit_control_is_reload\",\n };\n }\n if (!this.trackedElementsAreIdentical) {\n return {\n reason: \"tracked_element_mismatch\",\n };\n }\n }\n async prepareToRender() {\n await this.mergeHead();\n }\n async render() {\n if (this.willRender) {\n await this.replaceBody();\n }\n }\n finishRendering() {\n super.finishRendering();\n if (!this.isPreview) {\n this.focusFirstAutofocusableElement();\n }\n }\n get currentHeadSnapshot() {\n return this.currentSnapshot.headSnapshot;\n }\n get newHeadSnapshot() {\n return this.newSnapshot.headSnapshot;\n }\n get newElement() {\n return this.newSnapshot.element;\n }\n async mergeHead() {\n const mergedHeadElements = this.mergeProvisionalElements();\n const newStylesheetElements = this.copyNewHeadStylesheetElements();\n this.copyNewHeadScriptElements();\n await mergedHeadElements;\n await newStylesheetElements;\n }\n async replaceBody() {\n await this.preservingPermanentElements(async () => {\n this.activateNewBody();\n await this.assignNewBody();\n });\n }\n get trackedElementsAreIdentical() {\n return this.currentHeadSnapshot.trackedElementSignature == this.newHeadSnapshot.trackedElementSignature;\n }\n async copyNewHeadStylesheetElements() {\n const loadingElements = [];\n for (const element of this.newHeadStylesheetElements) {\n loadingElements.push(waitForLoad(element));\n document.head.appendChild(element);\n }\n await Promise.all(loadingElements);\n }\n copyNewHeadScriptElements() {\n for (const element of this.newHeadScriptElements) {\n document.head.appendChild(activateScriptElement(element));\n }\n }\n async mergeProvisionalElements() {\n const newHeadElements = [...this.newHeadProvisionalElements];\n for (const element of this.currentHeadProvisionalElements) {\n if (!this.isCurrentElementInElementList(element, newHeadElements)) {\n document.head.removeChild(element);\n }\n }\n for (const element of newHeadElements) {\n document.head.appendChild(element);\n }\n }\n isCurrentElementInElementList(element, elementList) {\n for (const [index, newElement] of elementList.entries()) {\n if (element.tagName == \"TITLE\") {\n if (newElement.tagName != \"TITLE\") {\n continue;\n }\n if (element.innerHTML == newElement.innerHTML) {\n elementList.splice(index, 1);\n return true;\n }\n }\n if (newElement.isEqualNode(element)) {\n elementList.splice(index, 1);\n return true;\n }\n }\n return false;\n }\n removeCurrentHeadProvisionalElements() {\n for (const element of this.currentHeadProvisionalElements) {\n document.head.removeChild(element);\n }\n }\n copyNewHeadProvisionalElements() {\n for (const element of this.newHeadProvisionalElements) {\n document.head.appendChild(element);\n }\n }\n activateNewBody() {\n document.adoptNode(this.newElement);\n this.activateNewBodyScriptElements();\n }\n activateNewBodyScriptElements() {\n for (const inertScriptElement of this.newBodyScriptElements) {\n const activatedScriptElement = activateScriptElement(inertScriptElement);\n inertScriptElement.replaceWith(activatedScriptElement);\n }\n }\n async assignNewBody() {\n await this.renderElement(this.currentElement, this.newElement);\n }\n get newHeadStylesheetElements() {\n return this.newHeadSnapshot.getStylesheetElementsNotInSnapshot(this.currentHeadSnapshot);\n }\n get newHeadScriptElements() {\n return this.newHeadSnapshot.getScriptElementsNotInSnapshot(this.currentHeadSnapshot);\n }\n get currentHeadProvisionalElements() {\n return this.currentHeadSnapshot.provisionalElements;\n }\n get newHeadProvisionalElements() {\n return this.newHeadSnapshot.provisionalElements;\n }\n get newBodyScriptElements() {\n return this.newElement.querySelectorAll(\"script\");\n }\n}\n\nclass SnapshotCache {\n constructor(size) {\n this.keys = [];\n this.snapshots = {};\n this.size = size;\n }\n has(location) {\n return toCacheKey(location) in this.snapshots;\n }\n get(location) {\n if (this.has(location)) {\n const snapshot = this.read(location);\n this.touch(location);\n return snapshot;\n }\n }\n put(location, snapshot) {\n this.write(location, snapshot);\n this.touch(location);\n return snapshot;\n }\n clear() {\n this.snapshots = {};\n }\n read(location) {\n return this.snapshots[toCacheKey(location)];\n }\n write(location, snapshot) {\n this.snapshots[toCacheKey(location)] = snapshot;\n }\n touch(location) {\n const key = toCacheKey(location);\n const index = this.keys.indexOf(key);\n if (index > -1)\n this.keys.splice(index, 1);\n this.keys.unshift(key);\n this.trim();\n }\n trim() {\n for (const key of this.keys.splice(this.size)) {\n delete this.snapshots[key];\n }\n }\n}\n\nclass PageView extends View {\n constructor() {\n super(...arguments);\n this.snapshotCache = new SnapshotCache(10);\n this.lastRenderedLocation = new URL(location.href);\n this.forceReloaded = false;\n }\n renderPage(snapshot, isPreview = false, willRender = true, visit) {\n const renderer = new PageRenderer(this.snapshot, snapshot, PageRenderer.renderElement, isPreview, willRender);\n if (!renderer.shouldRender) {\n this.forceReloaded = true;\n }\n else {\n visit === null || visit === void 0 ? void 0 : visit.changeHistory();\n }\n return this.render(renderer);\n }\n renderError(snapshot, visit) {\n visit === null || visit === void 0 ? void 0 : visit.changeHistory();\n const renderer = new ErrorRenderer(this.snapshot, snapshot, ErrorRenderer.renderElement, false);\n return this.render(renderer);\n }\n clearSnapshotCache() {\n this.snapshotCache.clear();\n }\n async cacheSnapshot(snapshot = this.snapshot) {\n if (snapshot.isCacheable) {\n this.delegate.viewWillCacheSnapshot();\n const { lastRenderedLocation: location } = this;\n await nextEventLoopTick();\n const cachedSnapshot = snapshot.clone();\n this.snapshotCache.put(location, cachedSnapshot);\n return cachedSnapshot;\n }\n }\n getCachedSnapshotForLocation(location) {\n return this.snapshotCache.get(location);\n }\n get snapshot() {\n return PageSnapshot.fromElement(this.element);\n }\n}\n\nclass Preloader {\n constructor(delegate) {\n this.selector = \"a[data-turbo-preload]\";\n this.delegate = delegate;\n }\n get snapshotCache() {\n return this.delegate.navigator.view.snapshotCache;\n }\n start() {\n if (document.readyState === \"loading\") {\n return document.addEventListener(\"DOMContentLoaded\", () => {\n this.preloadOnLoadLinksForView(document.body);\n });\n }\n else {\n this.preloadOnLoadLinksForView(document.body);\n }\n }\n preloadOnLoadLinksForView(element) {\n for (const link of element.querySelectorAll(this.selector)) {\n this.preloadURL(link);\n }\n }\n async preloadURL(link) {\n const location = new URL(link.href);\n if (this.snapshotCache.has(location)) {\n return;\n }\n try {\n const response = await fetch(location.toString(), { headers: { \"VND.PREFETCH\": \"true\", Accept: \"text/html\" } });\n const responseText = await response.text();\n const snapshot = PageSnapshot.fromHTMLString(responseText);\n this.snapshotCache.put(location, snapshot);\n }\n catch (_) {\n }\n }\n}\n\nclass Session {\n constructor() {\n this.navigator = new Navigator(this);\n this.history = new History(this);\n this.preloader = new Preloader(this);\n this.view = new PageView(this, document.documentElement);\n this.adapter = new BrowserAdapter(this);\n this.pageObserver = new PageObserver(this);\n this.cacheObserver = new CacheObserver();\n this.linkClickObserver = new LinkClickObserver(this, window);\n this.formSubmitObserver = new FormSubmitObserver(this, document);\n this.scrollObserver = new ScrollObserver(this);\n this.streamObserver = new StreamObserver(this);\n this.formLinkClickObserver = new FormLinkClickObserver(this, document.documentElement);\n this.frameRedirector = new FrameRedirector(this, document.documentElement);\n this.streamMessageRenderer = new StreamMessageRenderer();\n this.drive = true;\n this.enabled = true;\n this.progressBarDelay = 500;\n this.started = false;\n this.formMode = \"on\";\n }\n start() {\n if (!this.started) {\n this.pageObserver.start();\n this.cacheObserver.start();\n this.formLinkClickObserver.start();\n this.linkClickObserver.start();\n this.formSubmitObserver.start();\n this.scrollObserver.start();\n this.streamObserver.start();\n this.frameRedirector.start();\n this.history.start();\n this.preloader.start();\n this.started = true;\n this.enabled = true;\n }\n }\n disable() {\n this.enabled = false;\n }\n stop() {\n if (this.started) {\n this.pageObserver.stop();\n this.cacheObserver.stop();\n this.formLinkClickObserver.stop();\n this.linkClickObserver.stop();\n this.formSubmitObserver.stop();\n this.scrollObserver.stop();\n this.streamObserver.stop();\n this.frameRedirector.stop();\n this.history.stop();\n this.started = false;\n }\n }\n registerAdapter(adapter) {\n this.adapter = adapter;\n }\n visit(location, options = {}) {\n const frameElement = options.frame ? document.getElementById(options.frame) : null;\n if (frameElement instanceof FrameElement) {\n frameElement.src = location.toString();\n frameElement.loaded;\n }\n else {\n this.navigator.proposeVisit(expandURL(location), options);\n }\n }\n connectStreamSource(source) {\n this.streamObserver.connectStreamSource(source);\n }\n disconnectStreamSource(source) {\n this.streamObserver.disconnectStreamSource(source);\n }\n renderStreamMessage(message) {\n this.streamMessageRenderer.render(StreamMessage.wrap(message));\n }\n clearCache() {\n this.view.clearSnapshotCache();\n }\n setProgressBarDelay(delay) {\n this.progressBarDelay = delay;\n }\n setFormMode(mode) {\n this.formMode = mode;\n }\n get location() {\n return this.history.location;\n }\n get restorationIdentifier() {\n return this.history.restorationIdentifier;\n }\n historyPoppedToLocationWithRestorationIdentifier(location, restorationIdentifier) {\n if (this.enabled) {\n this.navigator.startVisit(location, restorationIdentifier, {\n action: \"restore\",\n historyChanged: true,\n });\n }\n else {\n this.adapter.pageInvalidated({\n reason: \"turbo_disabled\",\n });\n }\n }\n scrollPositionChanged(position) {\n this.history.updateRestorationData({ scrollPosition: position });\n }\n willSubmitFormLinkToLocation(link, location) {\n return this.elementIsNavigatable(link) && locationIsVisitable(location, this.snapshot.rootLocation);\n }\n submittedFormLinkToLocation() { }\n willFollowLinkToLocation(link, location, event) {\n return (this.elementIsNavigatable(link) &&\n locationIsVisitable(location, this.snapshot.rootLocation) &&\n this.applicationAllowsFollowingLinkToLocation(link, location, event));\n }\n followedLinkToLocation(link, location) {\n const action = this.getActionForLink(link);\n const acceptsStreamResponse = link.hasAttribute(\"data-turbo-stream\");\n this.visit(location.href, { action, acceptsStreamResponse });\n }\n allowsVisitingLocationWithAction(location, action) {\n return this.locationWithActionIsSamePage(location, action) || this.applicationAllowsVisitingLocation(location);\n }\n visitProposedToLocation(location, options) {\n extendURLWithDeprecatedProperties(location);\n this.adapter.visitProposedToLocation(location, options);\n }\n visitStarted(visit) {\n if (!visit.acceptsStreamResponse) {\n markAsBusy(document.documentElement);\n }\n extendURLWithDeprecatedProperties(visit.location);\n if (!visit.silent) {\n this.notifyApplicationAfterVisitingLocation(visit.location, visit.action);\n }\n }\n visitCompleted(visit) {\n clearBusyState(document.documentElement);\n this.notifyApplicationAfterPageLoad(visit.getTimingMetrics());\n }\n locationWithActionIsSamePage(location, action) {\n return this.navigator.locationWithActionIsSamePage(location, action);\n }\n visitScrolledToSamePageLocation(oldURL, newURL) {\n this.notifyApplicationAfterVisitingSamePageLocation(oldURL, newURL);\n }\n willSubmitForm(form, submitter) {\n const action = getAction(form, submitter);\n return (this.submissionIsNavigatable(form, submitter) &&\n locationIsVisitable(expandURL(action), this.snapshot.rootLocation));\n }\n formSubmitted(form, submitter) {\n this.navigator.submitForm(form, submitter);\n }\n pageBecameInteractive() {\n this.view.lastRenderedLocation = this.location;\n this.notifyApplicationAfterPageLoad();\n }\n pageLoaded() {\n this.history.assumeControlOfScrollRestoration();\n }\n pageWillUnload() {\n this.history.relinquishControlOfScrollRestoration();\n }\n receivedMessageFromStream(message) {\n this.renderStreamMessage(message);\n }\n viewWillCacheSnapshot() {\n var _a;\n if (!((_a = this.navigator.currentVisit) === null || _a === void 0 ? void 0 : _a.silent)) {\n this.notifyApplicationBeforeCachingSnapshot();\n }\n }\n allowsImmediateRender({ element }, options) {\n const event = this.notifyApplicationBeforeRender(element, options);\n const { defaultPrevented, detail: { render }, } = event;\n if (this.view.renderer && render) {\n this.view.renderer.renderElement = render;\n }\n return !defaultPrevented;\n }\n viewRenderedSnapshot(_snapshot, _isPreview) {\n this.view.lastRenderedLocation = this.history.location;\n this.notifyApplicationAfterRender();\n }\n preloadOnLoadLinksForView(element) {\n this.preloader.preloadOnLoadLinksForView(element);\n }\n viewInvalidated(reason) {\n this.adapter.pageInvalidated(reason);\n }\n frameLoaded(frame) {\n this.notifyApplicationAfterFrameLoad(frame);\n }\n frameRendered(fetchResponse, frame) {\n this.notifyApplicationAfterFrameRender(fetchResponse, frame);\n }\n applicationAllowsFollowingLinkToLocation(link, location, ev) {\n const event = this.notifyApplicationAfterClickingLinkToLocation(link, location, ev);\n return !event.defaultPrevented;\n }\n applicationAllowsVisitingLocation(location) {\n const event = this.notifyApplicationBeforeVisitingLocation(location);\n return !event.defaultPrevented;\n }\n notifyApplicationAfterClickingLinkToLocation(link, location, event) {\n return dispatch(\"turbo:click\", {\n target: link,\n detail: { url: location.href, originalEvent: event },\n cancelable: true,\n });\n }\n notifyApplicationBeforeVisitingLocation(location) {\n return dispatch(\"turbo:before-visit\", {\n detail: { url: location.href },\n cancelable: true,\n });\n }\n notifyApplicationAfterVisitingLocation(location, action) {\n return dispatch(\"turbo:visit\", { detail: { url: location.href, action } });\n }\n notifyApplicationBeforeCachingSnapshot() {\n return dispatch(\"turbo:before-cache\");\n }\n notifyApplicationBeforeRender(newBody, options) {\n return dispatch(\"turbo:before-render\", {\n detail: Object.assign({ newBody }, options),\n cancelable: true,\n });\n }\n notifyApplicationAfterRender() {\n return dispatch(\"turbo:render\");\n }\n notifyApplicationAfterPageLoad(timing = {}) {\n return dispatch(\"turbo:load\", {\n detail: { url: this.location.href, timing },\n });\n }\n notifyApplicationAfterVisitingSamePageLocation(oldURL, newURL) {\n dispatchEvent(new HashChangeEvent(\"hashchange\", {\n oldURL: oldURL.toString(),\n newURL: newURL.toString(),\n }));\n }\n notifyApplicationAfterFrameLoad(frame) {\n return dispatch(\"turbo:frame-load\", { target: frame });\n }\n notifyApplicationAfterFrameRender(fetchResponse, frame) {\n return dispatch(\"turbo:frame-render\", {\n detail: { fetchResponse },\n target: frame,\n cancelable: true,\n });\n }\n submissionIsNavigatable(form, submitter) {\n if (this.formMode == \"off\") {\n return false;\n }\n else {\n const submitterIsNavigatable = submitter ? this.elementIsNavigatable(submitter) : true;\n if (this.formMode == \"optin\") {\n return submitterIsNavigatable && form.closest('[data-turbo=\"true\"]') != null;\n }\n else {\n return submitterIsNavigatable && this.elementIsNavigatable(form);\n }\n }\n }\n elementIsNavigatable(element) {\n const container = findClosestRecursively(element, \"[data-turbo]\");\n const withinFrame = findClosestRecursively(element, \"turbo-frame\");\n if (this.drive || withinFrame) {\n if (container) {\n return container.getAttribute(\"data-turbo\") != \"false\";\n }\n else {\n return true;\n }\n }\n else {\n if (container) {\n return container.getAttribute(\"data-turbo\") == \"true\";\n }\n else {\n return false;\n }\n }\n }\n getActionForLink(link) {\n return getVisitAction(link) || \"advance\";\n }\n get snapshot() {\n return this.view.snapshot;\n }\n}\nfunction extendURLWithDeprecatedProperties(url) {\n Object.defineProperties(url, deprecatedLocationPropertyDescriptors);\n}\nconst deprecatedLocationPropertyDescriptors = {\n absoluteURL: {\n get() {\n return this.toString();\n },\n },\n};\n\nclass Cache {\n constructor(session) {\n this.session = session;\n }\n clear() {\n this.session.clearCache();\n }\n resetCacheControl() {\n this.setCacheControl(\"\");\n }\n exemptPageFromCache() {\n this.setCacheControl(\"no-cache\");\n }\n exemptPageFromPreview() {\n this.setCacheControl(\"no-preview\");\n }\n setCacheControl(value) {\n setMetaContent(\"turbo-cache-control\", value);\n }\n}\n\nconst StreamActions = {\n after() {\n this.targetElements.forEach((e) => { var _a; return (_a = e.parentElement) === null || _a === void 0 ? void 0 : _a.insertBefore(this.templateContent, e.nextSibling); });\n },\n append() {\n this.removeDuplicateTargetChildren();\n this.targetElements.forEach((e) => e.append(this.templateContent));\n },\n before() {\n this.targetElements.forEach((e) => { var _a; return (_a = e.parentElement) === null || _a === void 0 ? void 0 : _a.insertBefore(this.templateContent, e); });\n },\n prepend() {\n this.removeDuplicateTargetChildren();\n this.targetElements.forEach((e) => e.prepend(this.templateContent));\n },\n remove() {\n this.targetElements.forEach((e) => e.remove());\n },\n replace() {\n this.targetElements.forEach((e) => e.replaceWith(this.templateContent));\n },\n update() {\n this.targetElements.forEach((targetElement) => {\n targetElement.innerHTML = \"\";\n targetElement.append(this.templateContent);\n });\n },\n};\n\nconst session = new Session();\nconst cache = new Cache(session);\nconst { navigator: navigator$1 } = session;\nfunction start() {\n session.start();\n}\nfunction registerAdapter(adapter) {\n session.registerAdapter(adapter);\n}\nfunction visit(location, options) {\n session.visit(location, options);\n}\nfunction connectStreamSource(source) {\n session.connectStreamSource(source);\n}\nfunction disconnectStreamSource(source) {\n session.disconnectStreamSource(source);\n}\nfunction renderStreamMessage(message) {\n session.renderStreamMessage(message);\n}\nfunction clearCache() {\n console.warn(\"Please replace `Turbo.clearCache()` with `Turbo.cache.clear()`. The top-level function is deprecated and will be removed in a future version of Turbo.`\");\n session.clearCache();\n}\nfunction setProgressBarDelay(delay) {\n session.setProgressBarDelay(delay);\n}\nfunction setConfirmMethod(confirmMethod) {\n FormSubmission.confirmMethod = confirmMethod;\n}\nfunction setFormMode(mode) {\n session.setFormMode(mode);\n}\n\nvar Turbo = /*#__PURE__*/Object.freeze({\n __proto__: null,\n navigator: navigator$1,\n session: session,\n cache: cache,\n PageRenderer: PageRenderer,\n PageSnapshot: PageSnapshot,\n FrameRenderer: FrameRenderer,\n start: start,\n registerAdapter: registerAdapter,\n visit: visit,\n connectStreamSource: connectStreamSource,\n disconnectStreamSource: disconnectStreamSource,\n renderStreamMessage: renderStreamMessage,\n clearCache: clearCache,\n setProgressBarDelay: setProgressBarDelay,\n setConfirmMethod: setConfirmMethod,\n setFormMode: setFormMode,\n StreamActions: StreamActions\n});\n\nclass TurboFrameMissingError extends Error {\n}\n\nclass FrameController {\n constructor(element) {\n this.fetchResponseLoaded = (_fetchResponse) => { };\n this.currentFetchRequest = null;\n this.resolveVisitPromise = () => { };\n this.connected = false;\n this.hasBeenLoaded = false;\n this.ignoredAttributes = new Set();\n this.action = null;\n this.visitCachedSnapshot = ({ element }) => {\n const frame = element.querySelector(\"#\" + this.element.id);\n if (frame && this.previousFrameElement) {\n frame.replaceChildren(...this.previousFrameElement.children);\n }\n delete this.previousFrameElement;\n };\n this.element = element;\n this.view = new FrameView(this, this.element);\n this.appearanceObserver = new AppearanceObserver(this, this.element);\n this.formLinkClickObserver = new FormLinkClickObserver(this, this.element);\n this.linkInterceptor = new LinkInterceptor(this, this.element);\n this.restorationIdentifier = uuid();\n this.formSubmitObserver = new FormSubmitObserver(this, this.element);\n }\n connect() {\n if (!this.connected) {\n this.connected = true;\n if (this.loadingStyle == FrameLoadingStyle.lazy) {\n this.appearanceObserver.start();\n }\n else {\n this.loadSourceURL();\n }\n this.formLinkClickObserver.start();\n this.linkInterceptor.start();\n this.formSubmitObserver.start();\n }\n }\n disconnect() {\n if (this.connected) {\n this.connected = false;\n this.appearanceObserver.stop();\n this.formLinkClickObserver.stop();\n this.linkInterceptor.stop();\n this.formSubmitObserver.stop();\n }\n }\n disabledChanged() {\n if (this.loadingStyle == FrameLoadingStyle.eager) {\n this.loadSourceURL();\n }\n }\n sourceURLChanged() {\n if (this.isIgnoringChangesTo(\"src\"))\n return;\n if (this.element.isConnected) {\n this.complete = false;\n }\n if (this.loadingStyle == FrameLoadingStyle.eager || this.hasBeenLoaded) {\n this.loadSourceURL();\n }\n }\n sourceURLReloaded() {\n const { src } = this.element;\n this.ignoringChangesToAttribute(\"complete\", () => {\n this.element.removeAttribute(\"complete\");\n });\n this.element.src = null;\n this.element.src = src;\n return this.element.loaded;\n }\n completeChanged() {\n if (this.isIgnoringChangesTo(\"complete\"))\n return;\n this.loadSourceURL();\n }\n loadingStyleChanged() {\n if (this.loadingStyle == FrameLoadingStyle.lazy) {\n this.appearanceObserver.start();\n }\n else {\n this.appearanceObserver.stop();\n this.loadSourceURL();\n }\n }\n async loadSourceURL() {\n if (this.enabled && this.isActive && !this.complete && this.sourceURL) {\n this.element.loaded = this.visit(expandURL(this.sourceURL));\n this.appearanceObserver.stop();\n await this.element.loaded;\n this.hasBeenLoaded = true;\n }\n }\n async loadResponse(fetchResponse) {\n if (fetchResponse.redirected || (fetchResponse.succeeded && fetchResponse.isHTML)) {\n this.sourceURL = fetchResponse.response.url;\n }\n try {\n const html = await fetchResponse.responseHTML;\n if (html) {\n const document = parseHTMLDocument(html);\n const pageSnapshot = PageSnapshot.fromDocument(document);\n if (pageSnapshot.isVisitable) {\n await this.loadFrameResponse(fetchResponse, document);\n }\n else {\n await this.handleUnvisitableFrameResponse(fetchResponse);\n }\n }\n }\n finally {\n this.fetchResponseLoaded = () => { };\n }\n }\n elementAppearedInViewport(element) {\n this.proposeVisitIfNavigatedWithAction(element, element);\n this.loadSourceURL();\n }\n willSubmitFormLinkToLocation(link) {\n return this.shouldInterceptNavigation(link);\n }\n submittedFormLinkToLocation(link, _location, form) {\n const frame = this.findFrameElement(link);\n if (frame)\n form.setAttribute(\"data-turbo-frame\", frame.id);\n }\n shouldInterceptLinkClick(element, _location, _event) {\n return this.shouldInterceptNavigation(element);\n }\n linkClickIntercepted(element, location) {\n this.navigateFrame(element, location);\n }\n willSubmitForm(element, submitter) {\n return element.closest(\"turbo-frame\") == this.element && this.shouldInterceptNavigation(element, submitter);\n }\n formSubmitted(element, submitter) {\n if (this.formSubmission) {\n this.formSubmission.stop();\n }\n this.formSubmission = new FormSubmission(this, element, submitter);\n const { fetchRequest } = this.formSubmission;\n this.prepareRequest(fetchRequest);\n this.formSubmission.start();\n }\n prepareRequest(request) {\n var _a;\n request.headers[\"Turbo-Frame\"] = this.id;\n if ((_a = this.currentNavigationElement) === null || _a === void 0 ? void 0 : _a.hasAttribute(\"data-turbo-stream\")) {\n request.acceptResponseType(StreamMessage.contentType);\n }\n }\n requestStarted(_request) {\n markAsBusy(this.element);\n }\n requestPreventedHandlingResponse(_request, _response) {\n this.resolveVisitPromise();\n }\n async requestSucceededWithResponse(request, response) {\n await this.loadResponse(response);\n this.resolveVisitPromise();\n }\n async requestFailedWithResponse(request, response) {\n await this.loadResponse(response);\n this.resolveVisitPromise();\n }\n requestErrored(request, error) {\n console.error(error);\n this.resolveVisitPromise();\n }\n requestFinished(_request) {\n clearBusyState(this.element);\n }\n formSubmissionStarted({ formElement }) {\n markAsBusy(formElement, this.findFrameElement(formElement));\n }\n formSubmissionSucceededWithResponse(formSubmission, response) {\n const frame = this.findFrameElement(formSubmission.formElement, formSubmission.submitter);\n frame.delegate.proposeVisitIfNavigatedWithAction(frame, formSubmission.formElement, formSubmission.submitter);\n frame.delegate.loadResponse(response);\n if (!formSubmission.isSafe) {\n session.clearCache();\n }\n }\n formSubmissionFailedWithResponse(formSubmission, fetchResponse) {\n this.element.delegate.loadResponse(fetchResponse);\n session.clearCache();\n }\n formSubmissionErrored(formSubmission, error) {\n console.error(error);\n }\n formSubmissionFinished({ formElement }) {\n clearBusyState(formElement, this.findFrameElement(formElement));\n }\n allowsImmediateRender({ element: newFrame }, options) {\n const event = dispatch(\"turbo:before-frame-render\", {\n target: this.element,\n detail: Object.assign({ newFrame }, options),\n cancelable: true,\n });\n const { defaultPrevented, detail: { render }, } = event;\n if (this.view.renderer && render) {\n this.view.renderer.renderElement = render;\n }\n return !defaultPrevented;\n }\n viewRenderedSnapshot(_snapshot, _isPreview) { }\n preloadOnLoadLinksForView(element) {\n session.preloadOnLoadLinksForView(element);\n }\n viewInvalidated() { }\n willRenderFrame(currentElement, _newElement) {\n this.previousFrameElement = currentElement.cloneNode(true);\n }\n async loadFrameResponse(fetchResponse, document) {\n const newFrameElement = await this.extractForeignFrameElement(document.body);\n if (newFrameElement) {\n const snapshot = new Snapshot(newFrameElement);\n const renderer = new FrameRenderer(this, this.view.snapshot, snapshot, FrameRenderer.renderElement, false, false);\n if (this.view.renderPromise)\n await this.view.renderPromise;\n this.changeHistory();\n await this.view.render(renderer);\n this.complete = true;\n session.frameRendered(fetchResponse, this.element);\n session.frameLoaded(this.element);\n this.fetchResponseLoaded(fetchResponse);\n }\n else if (this.willHandleFrameMissingFromResponse(fetchResponse)) {\n this.handleFrameMissingFromResponse(fetchResponse);\n }\n }\n async visit(url) {\n var _a;\n const request = new FetchRequest(this, FetchMethod.get, url, new URLSearchParams(), this.element);\n (_a = this.currentFetchRequest) === null || _a === void 0 ? void 0 : _a.cancel();\n this.currentFetchRequest = request;\n return new Promise((resolve) => {\n this.resolveVisitPromise = () => {\n this.resolveVisitPromise = () => { };\n this.currentFetchRequest = null;\n resolve();\n };\n request.perform();\n });\n }\n navigateFrame(element, url, submitter) {\n const frame = this.findFrameElement(element, submitter);\n frame.delegate.proposeVisitIfNavigatedWithAction(frame, element, submitter);\n this.withCurrentNavigationElement(element, () => {\n frame.src = url;\n });\n }\n proposeVisitIfNavigatedWithAction(frame, element, submitter) {\n this.action = getVisitAction(submitter, element, frame);\n if (this.action) {\n const pageSnapshot = PageSnapshot.fromElement(frame).clone();\n const { visitCachedSnapshot } = frame.delegate;\n frame.delegate.fetchResponseLoaded = (fetchResponse) => {\n if (frame.src) {\n const { statusCode, redirected } = fetchResponse;\n const responseHTML = frame.ownerDocument.documentElement.outerHTML;\n const response = { statusCode, redirected, responseHTML };\n const options = {\n response,\n visitCachedSnapshot,\n willRender: false,\n updateHistory: false,\n restorationIdentifier: this.restorationIdentifier,\n snapshot: pageSnapshot,\n };\n if (this.action)\n options.action = this.action;\n session.visit(frame.src, options);\n }\n };\n }\n }\n changeHistory() {\n if (this.action) {\n const method = getHistoryMethodForAction(this.action);\n session.history.update(method, expandURL(this.element.src || \"\"), this.restorationIdentifier);\n }\n }\n async handleUnvisitableFrameResponse(fetchResponse) {\n console.warn(`The response (${fetchResponse.statusCode}) from is performing a full page visit due to turbo-visit-control.`);\n await this.visitResponse(fetchResponse.response);\n }\n willHandleFrameMissingFromResponse(fetchResponse) {\n this.element.setAttribute(\"complete\", \"\");\n const response = fetchResponse.response;\n const visit = async (url, options = {}) => {\n if (url instanceof Response) {\n this.visitResponse(url);\n }\n else {\n session.visit(url, options);\n }\n };\n const event = dispatch(\"turbo:frame-missing\", {\n target: this.element,\n detail: { response, visit },\n cancelable: true,\n });\n return !event.defaultPrevented;\n }\n handleFrameMissingFromResponse(fetchResponse) {\n this.view.missing();\n this.throwFrameMissingError(fetchResponse);\n }\n throwFrameMissingError(fetchResponse) {\n const message = `The response (${fetchResponse.statusCode}) did not contain the expected and will be ignored. To perform a full page visit instead, set turbo-visit-control to reload.`;\n throw new TurboFrameMissingError(message);\n }\n async visitResponse(response) {\n const wrapped = new FetchResponse(response);\n const responseHTML = await wrapped.responseHTML;\n const { location, redirected, statusCode } = wrapped;\n return session.visit(location, { response: { redirected, statusCode, responseHTML } });\n }\n findFrameElement(element, submitter) {\n var _a;\n const id = getAttribute(\"data-turbo-frame\", submitter, element) || this.element.getAttribute(\"target\");\n return (_a = getFrameElementById(id)) !== null && _a !== void 0 ? _a : this.element;\n }\n async extractForeignFrameElement(container) {\n let element;\n const id = CSS.escape(this.id);\n try {\n element = activateElement(container.querySelector(`turbo-frame#${id}`), this.sourceURL);\n if (element) {\n return element;\n }\n element = activateElement(container.querySelector(`turbo-frame[src][recurse~=${id}]`), this.sourceURL);\n if (element) {\n await element.loaded;\n return await this.extractForeignFrameElement(element);\n }\n }\n catch (error) {\n console.error(error);\n return new FrameElement();\n }\n return null;\n }\n formActionIsVisitable(form, submitter) {\n const action = getAction(form, submitter);\n return locationIsVisitable(expandURL(action), this.rootLocation);\n }\n shouldInterceptNavigation(element, submitter) {\n const id = getAttribute(\"data-turbo-frame\", submitter, element) || this.element.getAttribute(\"target\");\n if (element instanceof HTMLFormElement && !this.formActionIsVisitable(element, submitter)) {\n return false;\n }\n if (!this.enabled || id == \"_top\") {\n return false;\n }\n if (id) {\n const frameElement = getFrameElementById(id);\n if (frameElement) {\n return !frameElement.disabled;\n }\n }\n if (!session.elementIsNavigatable(element)) {\n return false;\n }\n if (submitter && !session.elementIsNavigatable(submitter)) {\n return false;\n }\n return true;\n }\n get id() {\n return this.element.id;\n }\n get enabled() {\n return !this.element.disabled;\n }\n get sourceURL() {\n if (this.element.src) {\n return this.element.src;\n }\n }\n set sourceURL(sourceURL) {\n this.ignoringChangesToAttribute(\"src\", () => {\n this.element.src = sourceURL !== null && sourceURL !== void 0 ? sourceURL : null;\n });\n }\n get loadingStyle() {\n return this.element.loading;\n }\n get isLoading() {\n return this.formSubmission !== undefined || this.resolveVisitPromise() !== undefined;\n }\n get complete() {\n return this.element.hasAttribute(\"complete\");\n }\n set complete(value) {\n this.ignoringChangesToAttribute(\"complete\", () => {\n if (value) {\n this.element.setAttribute(\"complete\", \"\");\n }\n else {\n this.element.removeAttribute(\"complete\");\n }\n });\n }\n get isActive() {\n return this.element.isActive && this.connected;\n }\n get rootLocation() {\n var _a;\n const meta = this.element.ownerDocument.querySelector(`meta[name=\"turbo-root\"]`);\n const root = (_a = meta === null || meta === void 0 ? void 0 : meta.content) !== null && _a !== void 0 ? _a : \"/\";\n return expandURL(root);\n }\n isIgnoringChangesTo(attributeName) {\n return this.ignoredAttributes.has(attributeName);\n }\n ignoringChangesToAttribute(attributeName, callback) {\n this.ignoredAttributes.add(attributeName);\n callback();\n this.ignoredAttributes.delete(attributeName);\n }\n withCurrentNavigationElement(element, callback) {\n this.currentNavigationElement = element;\n callback();\n delete this.currentNavigationElement;\n }\n}\nfunction getFrameElementById(id) {\n if (id != null) {\n const element = document.getElementById(id);\n if (element instanceof FrameElement) {\n return element;\n }\n }\n}\nfunction activateElement(element, currentURL) {\n if (element) {\n const src = element.getAttribute(\"src\");\n if (src != null && currentURL != null && urlsAreEqual(src, currentURL)) {\n throw new Error(`Matching element has a source URL which references itself`);\n }\n if (element.ownerDocument !== document) {\n element = document.importNode(element, true);\n }\n if (element instanceof FrameElement) {\n element.connectedCallback();\n element.disconnectedCallback();\n return element;\n }\n }\n}\n\nclass StreamElement extends HTMLElement {\n static async renderElement(newElement) {\n await newElement.performAction();\n }\n async connectedCallback() {\n try {\n await this.render();\n }\n catch (error) {\n console.error(error);\n }\n finally {\n this.disconnect();\n }\n }\n async render() {\n var _a;\n return ((_a = this.renderPromise) !== null && _a !== void 0 ? _a : (this.renderPromise = (async () => {\n const event = this.beforeRenderEvent;\n if (this.dispatchEvent(event)) {\n await nextAnimationFrame();\n await event.detail.render(this);\n }\n })()));\n }\n disconnect() {\n try {\n this.remove();\n }\n catch (_a) { }\n }\n removeDuplicateTargetChildren() {\n this.duplicateChildren.forEach((c) => c.remove());\n }\n get duplicateChildren() {\n var _a;\n const existingChildren = this.targetElements.flatMap((e) => [...e.children]).filter((c) => !!c.id);\n const newChildrenIds = [...(((_a = this.templateContent) === null || _a === void 0 ? void 0 : _a.children) || [])].filter((c) => !!c.id).map((c) => c.id);\n return existingChildren.filter((c) => newChildrenIds.includes(c.id));\n }\n get performAction() {\n if (this.action) {\n const actionFunction = StreamActions[this.action];\n if (actionFunction) {\n return actionFunction;\n }\n this.raise(\"unknown action\");\n }\n this.raise(\"action attribute is missing\");\n }\n get targetElements() {\n if (this.target) {\n return this.targetElementsById;\n }\n else if (this.targets) {\n return this.targetElementsByQuery;\n }\n else {\n this.raise(\"target or targets attribute is missing\");\n }\n }\n get templateContent() {\n return this.templateElement.content.cloneNode(true);\n }\n get templateElement() {\n if (this.firstElementChild === null) {\n const template = this.ownerDocument.createElement(\"template\");\n this.appendChild(template);\n return template;\n }\n else if (this.firstElementChild instanceof HTMLTemplateElement) {\n return this.firstElementChild;\n }\n this.raise(\"first child element must be a