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one

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One is a React framework for web, iOS, and Android apps.

github.com/onejs/one

onejs/one

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{"version":3,"file":"player.js","names":[],"sources":["esm/platform/audio/player.js"],"sourcesContent":["import { createPlayerEvents } from \"./events\";\nimport {\n assertCrossOrigin,\n assertFlag,\n assertPitchQuality,\n assertRate,\n assertSeconds,\n assertTolerance,\n assertVolume,\n normalizeSource,\n rateError,\n resolveUpdateInterval\n} from \"./validate\";\nclass AudioPlayer {\n element;\n playerId;\n removed = false;\n events;\n buffering = false;\n finished = false;\n failure = null;\n // obtain through Audio.createPlayer().\n constructor(element, id, updateIntervalMs) {\n this.element = element;\n this.playerId = id;\n this.events = createPlayerEvents(() => this.getStatus(), updateIntervalMs);\n element.addEventListener(\"waiting\", () => {\n this.buffering = true;\n });\n element.addEventListener(\"playing\", () => {\n this.buffering = false;\n this.failure = null;\n });\n element.addEventListener(\"canplay\", () => {\n this.buffering = false;\n });\n element.addEventListener(\"ended\", () => {\n this.finished = true;\n });\n element.addEventListener(\"error\", () => {\n this.failure = element.error?.message || \"audio playback failed\";\n });\n }\n get id() {\n return this.playerId;\n }\n get currentTime() {\n this.assertUsable(\"currentTime\");\n return this.element.currentTime;\n }\n get duration() {\n this.assertUsable(\"duration\");\n const duration = this.element.duration;\n return Number.isFinite(duration) ? duration : 0;\n }\n get playing() {\n this.assertUsable(\"playing\");\n return !this.element.paused && !this.element.ended;\n }\n get paused() {\n this.assertUsable(\"paused\");\n return this.isLoaded && !this.playing;\n }\n get isLoaded() {\n this.assertUsable(\"isLoaded\");\n return this.element.readyState >= 2;\n }\n get isBuffering() {\n this.assertUsable(\"isBuffering\");\n return this.buffering;\n }\n get isAudioSamplingSupported() {\n return false;\n }\n get loop() {\n this.assertUsable(\"loop\");\n return this.element.loop;\n }\n set loop(value) {\n this.assertUsable(\"loop\");\n assertFlag(value, \"AudioPlayer.loop\");\n this.element.loop = value;\n }\n get muted() {\n this.assertUsable(\"muted\");\n return this.element.muted;\n }\n set muted(value) {\n this.assertUsable(\"muted\");\n assertFlag(value, \"AudioPlayer.muted\");\n this.element.muted = value;\n }\n get volume() {\n this.assertUsable(\"volume\");\n return this.element.volume;\n }\n set volume(value) {\n this.assertUsable(\"volume\");\n assertVolume(value, \"AudioPlayer.volume\");\n this.element.volume = value;\n }\n get playbackRate() {\n this.assertUsable(\"playbackRate\");\n return this.element.playbackRate;\n }\n get shouldCorrectPitch() {\n this.assertUsable(\"shouldCorrectPitch\");\n return this.element.preservesPitch;\n }\n set shouldCorrectPitch(value) {\n this.assertUsable(\"shouldCorrectPitch\");\n assertFlag(value, \"AudioPlayer.shouldCorrectPitch\");\n this.element.preservesPitch = value;\n }\n play() {\n this.assertUsable(\"play\");\n this.finished = false;\n const started = this.element.play();\n if (started && typeof started.catch === \"function\") {\n started.catch((error) => {\n this.failure = error instanceof Error ? error.message : \"audio playback failed\";\n });\n }\n }\n pause() {\n this.assertUsable(\"pause\");\n this.element.pause();\n }\n seekTo(seconds, toleranceMillisBefore, toleranceMillisAfter) {\n this.assertUsable(\"seekTo\");\n assertSeconds(seconds, \"AudioPlayer.seekTo\");\n if (toleranceMillisBefore !== void 0) {\n assertTolerance(toleranceMillisBefore, \"AudioPlayer.seekTo\");\n }\n if (toleranceMillisAfter !== void 0) {\n assertTolerance(toleranceMillisAfter, \"AudioPlayer.seekTo\");\n }\n this.finished = false;\n this.element.currentTime = seconds;\n if (!this.element.seeking) return Promise.resolve();\n return new Promise((resolve) => {\n this.element.addEventListener(\"seeked\", () => resolve(), { once: true });\n });\n }\n replace(source) {\n this.assertUsable(\"replace\");\n const normalized = normalizeSource(source, \"AudioPlayer.replace\");\n this.finished = false;\n this.failure = null;\n if (normalized.uri === void 0) {\n this.element.removeAttribute(\"src\");\n } else {\n this.element.src = normalized.uri;\n }\n this.element.load();\n }\n remove() {\n if (this.removed) return;\n this.removed = true;\n this.events.removeAll();\n this.element.pause();\n this.element.removeAttribute(\"src\");\n this.element.load();\n }\n getStatus() {\n this.assertUsable(\"getStatus\");\n return {\n currentTime: this.currentTime,\n didJustFinish: this.finished,\n duration: this.duration,\n error: this.failure,\n id: this.playerId,\n isBuffering: this.isBuffering,\n isLoaded: this.isLoaded,\n loop: this.loop,\n mute: this.muted,\n playbackRate: this.playbackRate,\n playing: this.playing,\n shouldCorrectPitch: this.shouldCorrectPitch\n };\n }\n setPlaybackRate(rate, pitchCorrectionQuality) {\n this.assertUsable(\"setPlaybackRate\");\n assertRate(rate, \"AudioPlayer.setPlaybackRate\");\n if (pitchCorrectionQuality !== void 0) {\n assertPitchQuality(pitchCorrectionQuality, \"AudioPlayer.setPlaybackRate\");\n }\n if (rate < 0 || rate > 2) throw rateError(\"AudioPlayer.setPlaybackRate\");\n this.element.playbackRate = rate;\n }\n addListener(event, listener) {\n this.assertUsable(\"addListener\");\n return this.events.add(event, listener);\n }\n removeAllListeners() {\n this.events.removeAll();\n }\n assertUsable(verb) {\n if (this.removed) throw new Error(`AudioPlayer.${verb}: the player was removed`);\n }\n}\nfunction createPlayer(source = null, options = {}) {\n const normalized = normalizeSource(source, \"Audio.createPlayer\");\n const updateIntervalMs = resolveUpdateInterval(options, \"Audio.createPlayer\");\n assertCrossOrigin(options.crossOrigin, \"Audio.createPlayer\");\n const element = new Audio();\n element.preload = \"auto\";\n if (options.crossOrigin !== void 0) element.crossOrigin = options.crossOrigin;\n if (normalized.uri !== void 0) element.src = normalized.uri;\n const id = `player-${AudioPlayerId.next++}`;\n return new AudioPlayer(element, id, updateIntervalMs);\n}\nconst AudioPlayerId = { next: 1 };\nexport {\n AudioPlayer,\n createPlayer\n};\n//# 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