@tarojs/taro-h5/dist/api/media/audio/InnerAudioContext.js

Taro h5 framework

import Taro from '@tarojs/api';
import { permanentlyNotSupport } from '../../../utils/index.js';
import { CallbackManager } from '../../../utils/handler.js';

class InnerAudioContext {
    constructor() {
        this.__startTime = 0;
        this.__isFirstPlay = true;
        this.play = () => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.play(); };
        this.pause = () => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.pause(); };
        this.stop = () => {
            this.pause();
            this.seek(0);
            this.stopStack.trigger();
        };
        this.seek = (position) => {
            if (this.Instance) {
                this.Instance.currentTime = position;
            }
        };
        /**
         * @TODO destroy得并不干净
         */
        this.destroy = () => {
            this.stop();
            if (this.Instance) {
                this.Instance = undefined;
            }
        };
        this.onCanplay = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('canplay', callback); };
        this.onPlay = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('play', callback); };
        this.onPause = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('pause', callback); };
        this.onStop = (callback = () => { }) => this.stopStack.add(callback);
        this.onEnded = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('ended', callback); };
        this.onTimeUpdate = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('timeupdate', callback); };
        this.onError = (callback) => this.errorStack.add(callback);
        this.onWaiting = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('waiting', callback); };
        this.onSeeking = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('seeking', callback); };
        this.onSeeked = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.addEventListener('seeked', callback); };
        this.offCanplay = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('canplay', callback); };
        this.offPlay = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('play', callback); };
        this.offPause = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('pause', callback); };
        this.offStop = (callback = () => { }) => this.stopStack.remove(callback);
        this.offEnded = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('ended', callback); };
        this.offTimeUpdate = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('timeupdate', callback); };
        this.offError = (callback = () => { }) => this.errorStack.remove(callback);
        this.offWaiting = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('waiting', callback); };
        this.offSeeking = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('seeking', callback); };
        this.offSeeked = (callback = () => { }) => { var _a; return (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.removeEventListener('seeked', callback); };
        this.Instance = new Audio();
        this.errorStack = new CallbackManager();
        this.stopStack = new CallbackManager();
        this.Instance.onerror = this.errorStack.trigger;
        Taro.eventCenter.on('__taroRouterChange', () => { this.stop(); });
        this.onPlay(() => {
            if (this.__isFirstPlay) {
                this.__isFirstPlay = false;
                this.seek(this.startTime);
            }
        });
    }
    set autoplay(e) { this.setProperty('autoplay', e); }
    get autoplay() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.autoplay) || false; }
    get buffered() {
        const { currentTime = 0, buffered: timeRange } = this.Instance || {};
        if (timeRange) {
            for (let i = 0; i < timeRange.length; i++) {
                if (timeRange.start(i) <= currentTime && timeRange.end(i) >= currentTime) {
                    return timeRange.end(i);
                }
            }
        }
        return 0;
    }
    get currentTime() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.currentTime) || 0; }
    set currentTime(e) { this.seek(e); }
    get duration() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.duration) || 0; }
    set loop(e) { this.setProperty('loop', e); }
    get loop() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.loop) || false; }
    get paused() { var _a, _b; return (_b = (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.paused) !== null && _b !== void 0 ? _b : true; }
    set src(e) { this.setProperty('src', e); }
    get src() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.src) || ''; }
    set volume(e) { this.setProperty('volume', e); }
    get volume() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.volume) || 0; }
    set playbackRate(e) { this.setProperty('playbackRate', e); }
    get playbackRate() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.playbackRate) || 0; }
    set obeyMuteSwitch(_e) { permanentlyNotSupport('InnerAudioContext.obeyMuteSwitch')(); }
    get obeyMuteSwitch() { return true; }
    set startTime(e) { this.__startTime = e; }
    get startTime() { return this.__startTime || 0; }
    set referrerPolicy(e) { var _a; (_a = this.Instance) === null || _a === void 0 ? void 0 : _a.setAttribute('referrerpolicy', e); }
    get referrerPolicy() { var _a; return ((_a = this.Instance) === null || _a === void 0 ? void 0 : _a.getAttribute('referrerpolicy')) || 'origin'; }
    setProperty(key, value) {
        if (this.Instance) {
            this.Instance[key] = value;
        }
    }
}

export { InnerAudioContext };
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