NewZkgj/components/uniapp-zaudio/dist/zaudio.js

"use strict";
var __awaiter = (this && this.__awaiter) || function(thisArg, _arguments, P, generator) {
	function adopt(value) {
		return value instanceof P ? value : new P(function(resolve) {
			resolve(value);
		});
	}
	return new(P || (P = Promise))(function(resolve, reject) {
		function fulfilled(value) {
			try {
				step(generator.next(value));
			} catch (e) {
				reject(e);
			}
		}

		function rejected(value) {
			try {
				step(generator["throw"](value));
			} catch (e) {
				reject(e);
			}
		}

		function step(result) {
			result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected);
		}
		step((generator = generator.apply(thisArg, _arguments || [])).next());
	});
};
Object.defineProperty(exports, "__esModule", {
	value: true
});
var zaudioCbName;
(function(zaudioCbName) {
	zaudioCbName["onWaiting"] = "waiting";
	zaudioCbName["onError"] = "error";
	zaudioCbName["onTimeUpdate"] = "playing";
	zaudioCbName["onCanplay"] = "canPlay";
	zaudioCbName["onPause"] = "pause";
	zaudioCbName["onEnded"] = "ended";
	zaudioCbName["setAudio"] = "setAudio";
	zaudioCbName["updateAudio"] = "updateAudio";
	zaudioCbName["seek"] = "seek";
	zaudioCbName["onStop"] = "stop";
	zaudioCbName["syncStateOn"] = "syncStateOn";
})(zaudioCbName || (zaudioCbName = {}));
let zaudioCbNameArr = [];
for (const key in zaudioCbName) {
	if (Object.prototype.hasOwnProperty.call(zaudioCbName, key)) {
		const item = zaudioCbName[key];
		zaudioCbNameArr.push(item);
	}
}
const util_1 = require("./util");
/**
 * ZAudio类
 * @class ZAudio
 * @constructor
 * @param    {String}    defaultCover    音频默认封面
 * @param    {Boolean}   continuePlay    继续播放,错误播放或结束播放后执行
 * @param    {Boolean}   autoPlay        自动播放,部分浏览器不支持
 * @property {Number}         renderIndex     当前渲染索引
 * @property {<audioinfo>}      renderinfo      当前渲染数据
 * @property {Array<audio>}   audiolist       音频列表数组
 * @property {<audioinfo>}      playinfo        当前播放数据
 * @property {Boolean}        paused          音频暂停状态
 * @property {Number}         playIndex       当前播放索引
 * @property {Boolean}        renderIsPlay    渲染与播放是否一致
 *
 * @method on(event, action, fn)       回调函数注册业务事件
 * @method off(event, action)          回调函数中卸载业务事件
 * @method setRender(data)             指定音频, 渲染到zaudio组件
 * @method syncRender()    						 同步并渲染当前的播放状态
 * @method operate(index)       			 播放或暂停指定索引的音频
 * @method setAudio(list)		   				 覆盖音频列表
 * @method updateAudio(list)   				 添加音频列表
 * @method stop()          						 强制暂停当前播放音频
 * @method stepPlay(count)      				快进快退
 * @method syncStateOn(action, cb)       	注册一个用于同步获取当前播放状态的事件
 * @method syncStateOff(action)     		卸载用于同步获取当前播放状态的事件
 *
 *
 * **/
class ZAudio extends util_1.EventBus {
	constructor(options) {
		super();
		this.loading = false;
		this.renderIndex = 0;
		this.audiolist = [];
		this.renderinfo = {
			current: "00:00:00",
			duration: "00:00:00",
			duration_value: 0,
			current_value: 0,
			src: "",
			title: "",
			singer: "",
			coverImgUrl: "",
		};
		this.playinfo = {
			current: "00:00:00",
			duration: "00:00:00",
			duration_value: 0,
			current_value: 0,
			src: "",
			title: "",
			singer: "",
			coverImgUrl: "",
		};
		this.paused = true;
		this.uPause = false;
		this.autoPlay = false;
		this.defaultCover = "";
		this.continuePlay = true;
		//fix: 防抖触发音频播放中事件
		this.throttlePlaying = util_1.throttle(() => {
			this.emit(zaudioCbName.onTimeUpdate, this.playinfo);
			this.syncStateEmit();
		}, 1000);
		let {
			defaultCover,
			autoPlay,
			continuePlay
		} = options;
		this.defaultCover = defaultCover;
		this.autoPlay = autoPlay;
		this.continuePlay = continuePlay;
		this.init();
	}
	init() {
		// #ifndef H5
		var audioCtx = uni.getBackgroundAudioManager();
		// #endif
		// #ifdef H5
		var audioCtx = uni.createInnerAudioContext();
		audioCtx.autoplay = this.autoPlay;
		// #endif
		this.audioCtx = audioCtx;
		this.audioCtx.onWaiting(this.onWaitingHandler.bind(this));
		this.audioCtx.onCanplay(this.onCanplayHandler.bind(this));
		this.audioCtx.onPlay(this.onPlayHandler.bind(this));
		this.audioCtx.onPause(this.onPauseHandler.bind(this));
		this.audioCtx.onStop(this.onStopHandler.bind(this));
		this.audioCtx.onEnded(this.onEndedHandler.bind(this));
		this.audioCtx.onTimeUpdate(this.onTimeUpdateHandler.bind(this));
		this.audioCtx.onError(this.onErrorHandler.bind(this));
		//fix: 修复iOS原生音频切换不起作用
		//  #ifdef APP-PLUS
		if (uni.getSystemInfoSync().platform == "ios") {
			const bgMusic = plus.audio.createPlayer();
			bgMusic.addEventListener("prev", () => {
				this.changeplay(-1);
			});
			bgMusic.addEventListener("next", () => {
				this.changeplay(1);
			});
		}
		// #endif
		// #ifndef H5
		setTimeout(() => {
			if (this.autoPlay) {
				this.operate();
			}
		}, 500);
		// #endif
		this.appCheckReplay();
	}
	//检测on off的参数
	checkEventParams(event, action, fn) {
		if (zaudioCbNameArr.indexOf(event) < 0) {
			console.error(`参数${event}错误, 必须为${zaudioCbNameArr.join(" | ")}中某一项`);
			return false;
		}
		if (typeof action !== "string" && typeof action !== "symbol") {
			console.error(`参数${action}错误, 参数必须为string或symbol类型`);
			return false;
		}
		if (fn && typeof fn !== "function") {
			console.error("fn参数错误");
			return false;
		}
		return true;
	}
	/**
	 * @description 回调中卸载业务事件
	 * @param {<zaudioCbName>}   event     回调名称枚举值
	 * @param {Sting|Symbol}         action    业务函数名,用于区分不同业务
	 * @returns undefined
	 * **/
	off(event, action) {
		if (!this.checkEventParams(event, action))
			return;
		super.off(event, action);
	}
	/**
	 * @description 回调中注册业务事件
	 * @param {<zaudioCbName>}        event     回调名称枚举值
	 * @param {Sting|Symbol}              action    业务函数名,用于区分不同业务
	 * @param {function(object|string|number|undefined):undefined}      fn      业务函数, 参数或为音频状态
	 * @returns undefined
	 * **/
	on(event, action, fn) {
		if (!this.checkEventParams(event, action))
			return;
		super.on(event, action, fn);
	}
	/**
	 * @description 订阅触发音频回调
	 * @param {<zaudioCbName>}        event      回调名称枚举值,具体看zaudioCbName
	 * @param {object|string|number|undefined}     data        订阅触发回调时,传的音频属性
	 * @returns undefined
	 * **/
	emit(event, data) {
		super.emit(event, data);
	}
	commit(action, data) {
		typeof this[action] === "function" && this[action](data);
	}
	onWaitingHandler() {
		this.commit("setLoading", true);
		this.emit(zaudioCbName.onWaiting, true);
		this.syncStateEmit();
	}
	onCanplayHandler() {
		this.emit(zaudioCbName.onCanplay, this.playinfo);
		this.commit("setLoading", false);
		this.syncStateEmit();
	}
	onPlayHandler() {
		// #ifdef APP-PLUS
		this.commit("setPlayinfo", {
			duration: util_1.formatSeconds(this.audioCtx.duration),
			duration_value: this.audioCtx.duration,
		});
		// #endif
		this.commit("setPause", false);
		this.commit("setUnnormalPause", false);
	}
	onPauseHandler() {
		this.commit("setPause", true);
		this.emit(zaudioCbName.onPause);
		this.syncStateEmit();
	}
	onStopHandler() {
		this.commit("setPause", true);
		this.emit(zaudioCbName.onStop);
		this.syncStateEmit();
	}
	onEndedHandler() {
		this.commit("setPause", true);
		this.audioCtx.startTime = 0;
		this.commit("setPlayinfo", {
			current: "00:00:00",
			current_value: 0,
			src: "",
		});
		this.emit(zaudioCbName.onEnded);
		this.syncStateEmit();
		//续播
		if (this.continuePlay) {
			this.changeplay(1);
		} else {
			let nextkey = this.getNextKey(1);
			this.commit("setRender", nextkey);
		}
	}
	onTimeUpdateHandler() {
		if (this.renderIsPlay) {
			//fix: 解决播放进度大于总进度问题
			let currentTime = this.audioCtx.currentTime
			// let currentTime = this.audioCtx.currentTime > this.audioCtx.duration ?
			// 	this.audioCtx.duration :
			// 	this.audioCtx.currentTime;
			this.commit("setPlayinfo", {
				current: util_1.formatSeconds(currentTime),
				current_value: currentTime,
			});
			// #ifndef APP-PLUS
			//fix: 解决小程序与h5无法获取总进度的问题
			if (this.audioCtx.duration != this.playinfo.duration_value) {
				this.commit("setPlayinfo", {
					duration: util_1.formatSeconds(this.audioCtx.duration),
					duration_value: this.audioCtx.duration,
				});
			}
			// #endif
		}
		this.throttlePlaying();
	}
	onErrorHandler() {
		this.commit("setPause", true);
		this.commit("setRender", {
			src: "",
			title: "",
			singer: "",
			coverImgUrl: "",
		});
		this.commit("setPlayinfo", {
			current: "00:00:00",
			current_value: 0,
			duration: "00:00:00",
			duration_value: 0,
			title: "",
			src: "",
		});
		this.emit(zaudioCbName.onError);
		this.syncStateEmit();
		if (this.continuePlay) {
			this.changeplay(1);
		}
	}
	/**
	 * @description 实时渲染当前状态
	 * @returns undefined
	 * **/
	syncRender() {
		this.setRender(this.playIndex);
	}
	/**
	 * @description 注册一个实时获取ZAudio属性的方法
	 * @param {String}        action      自定义业务名
	 * @param {Funtion}     fn        实时获取ZAudio属性回调
	 * @returns undefined
	 * **/
	syncStateOn(action, fn) {
		typeof fn === "function" && this.on(zaudioCbName.syncStateOn, action, fn);
	}
	/**
	 * @description 卸载实时获取ZAudio属性的方法
	 * @param {String}        action      自定义业务名
	 * @returns undefined
	 * **/
	syncStateOff(action) {
		this.off(zaudioCbName.syncStateOn, action);
	}
	/**
	 * @description 订阅实时获取ZAudio属性的方法
	 * @returns undefined
	 * **/
	syncStateEmit() {
		this.emit(zaudioCbName.syncStateOn, {
			renderIndex: this.renderIndex,
			audiolist: this.audiolist,
			renderinfo: this.renderinfo,
			playinfo: this.playinfo,
			paused: this.paused,
			playIndex: this.playIndex,
			renderIsPlay: this.renderIsPlay,
			loading: this.loading,
		});
	}
	/**
	 * @description 跳转播放
	 * @param {Number}        value      跳转位置
	 * @returns undefined
	 * **/
	seek(value) {
		let val = value > this.audioCtx.duration ? this.audioCtx.duration : value;
		this.audioCtx.seek(val);
		this.commit("setPlayinfo", {
			current: util_1.formatSeconds(val),
			current_value: val,
		});
		// setTimeout(() => {
		//   this.emit(zaudioCbName.seek, this.playinfo.current);
		// }, 0);
		this.emit(zaudioCbName.seek, this.playinfo.current);
	}
	/**
	 * @description 快进
	 * @param {Number}        value      跳转位置
	 * @returns undefined
	 * **/
	stepPlay(value) {
		if (this.renderIsPlay) {
			let pos = this.playinfo.current_value + value;
			this.seek(pos);
		}
	}
	/**
	 * @description 获取下一首歌曲索引(用于渲染和播放)
	 * @param {Number}        count     切换数量
	 * @returns number
	 * **/
	getNextKey(count) {
		let nextkey = this.renderIndex;
		nextkey += count;
		nextkey =
			nextkey < 0 ?
			this.audiolist.length - 1 :
			nextkey > this.audiolist.length - 1 ?
			0 :
			nextkey;
		return nextkey;
	}
	/**
	 * @description 切歌
	 * @param {Number}        count      数量
	 * @returns undefined
	 * **/
	changeplay(count) {
		let nextkey = this.getNextKey(count);
		this.commit("setPause", true);
		this.operate(nextkey);
	}
	/**
	 * @description 手动播放或暂停, 并渲染对应的数据
	 * @param {Number|String|<audioInfo>|undefined}        key      索引或音频对象
	 * @returns undefined
	 * **/
	operate(key) {
		key !== undefined && this.commit("setRender", key);
		this.operation();
	}
	/**
	 * @description 强制暂停播放
	 * @returns undefined
	 * **/
	stop() {
		this.audioCtx.pause();
		this.commit("setPause", true);
		this.commit("setUnnormalPause", true);
		this.emit(zaudioCbName.onStop);
	}
	//播放,暂停事件判断,
	//播放数据与渲染数据相同时: 播放->暂停, 暂停->播放
	//播放数据与渲染数据不相同时: 播放渲染音频
	operation() {
		return __awaiter(this, void 0, void 0, function*() {
			const {
				duration,
				current,
				duration_value,
				current_value,
				src,
			} = this.playinfo;
			const {
				src: renderSrc,
				title: renderTitle,
				singer: renderSinger,
				coverImgUrl: renderCoverImgUrl,
			} = this.renderinfo;
			let renderIsPlay = this.renderIsPlay;
			let paused = this.paused;
			if (!renderIsPlay) {
				//渲染与播放地址 不同
				this.audioCtx.src = renderSrc;
				this.audioCtx.title = renderTitle;
				this.audioCtx.singer = renderSinger;
				this.audioCtx.coverImgUrl = renderCoverImgUrl || this.defaultCover;
				this.audioCtx.startTime = 0;
				this.audioCtx.seek(0);
				this.audioCtx.play();
				this.commit("setPause", false);
				this.commit("setPlayinfo", {
					src: renderSrc,
					title: renderTitle,
					singer: renderSinger,
					coverImgUrl: renderCoverImgUrl,
				});
			} else {
				if (paused) {
					//渲染与播放地址相同
					this.audioCtx.play();
					this.audioCtx.startTime = current_value;
					// this.audioCtx.seek(current_value);
					this.commit("setPause", false);
					this.commit("setPlayinfo", {
						src: renderSrc,
						title: renderTitle,
						singer: renderSinger,
						coverImgUrl: renderCoverImgUrl,
					});
				} else {
					this.audioCtx.pause();
					this.commit("setPause", true);
					this.commit("setUnnormalPause", true);
				}
			}
		});
	}
	/**
	 * @description 覆盖音频
	 * @param {Array<audio>} data 音频数组
	 * @returns undefined
	 * **/
	setAudio(data) {
		this.audiolist = [...data];
		this.emit(zaudioCbName.setAudio, this.audiolist);
		this.syncStateEmit();
	}
	/**
	 * @description 添加音频
	 * @param {Array<audio>} data 音频数组
	 * @returns undefined
	 * **/
	updateAudio(data) {
		this.audiolist.push(...data);
		this.emit(zaudioCbName.updateAudio, this.audiolist);
		this.syncStateEmit();
	}
	/**
	 * @description 设置当前播放信息
	 * @param {<audioInfo>} data 音频对象
	 * @returns undefined
	 * **/
	setPlayinfo(data) {
		for (let i in data) {
			this.playinfo[i] = data[i];
		}
	}
	/**
	 * @description 设置暂停状态
	 * @param {boolean} data 布尔值
	 * @returns undefined
	 * **/
	setPause(data) {
		this.paused = data;
	}
	/**
	 * @description 设置loading
	 * @param {boolean} data 布尔值
	 * @returns undefined
	 * **/
	setLoading(data) {
		this.loading = data;
	}
	/**
	 * @description 设置通话时暂停状态
	 * @param {boolean} data 布尔值
	 * @returns undefined
	 * **/
	setUnnormalPause(data) {
		this.uPause = data;
	}
	/**
	 * @description 设置渲染
	 * @param {number | string | audioInfo} data 索引或渲染信息
	 * @returns undefined
	 * **/
	setRender(data) {
		if (this.audiolist.length == 0)
			return;
		if (typeof data === "number" || typeof data === "string") {
			this.renderIndex = typeof data === "string" ? parseInt(data) : data;
			this.renderinfo = {
				src: this.audiolist[this.renderIndex].src,
				title: this.audiolist[this.renderIndex].title,
				singer: this.audiolist[this.renderIndex].singer,
				coverImgUrl: this.audiolist[this.renderIndex].coverImgUrl,
				current: "00:00:00",
				duration: "00:00:00",
				current_value: 0,
				duration_value: 100,
			};
		} else {
			this.renderinfo = data;
			let renderIndex = this.audiolist.findIndex((i) => i.src == data.src);
			if (renderIndex >= 0) {
				this.renderIndex = renderIndex;
			}
		}
		this.syncStateEmit();
	}
	//当前索引
	get playIndex() {
		let index = this.audiolist.findIndex((i) => i.src == this.playinfo.src);
		return index <= 0 ? 0 : index;
	}
	//渲染与播放是否一致
	get renderIsPlay() {
		return this.renderinfo.src == this.playinfo.src;
	}
	//app端判断电话来电后, 音频意外中断之后的继续播放
	appCheckReplay() {
		let _t = this;
		// #ifdef APP-PLUS
		try {
			if (uni.getSystemInfoSync().platform == "android") {
				var main = plus.android.runtimeMainActivity();
				var Context = plus.android.importClass("android.content.Context");
				var telephonyManager = plus.android.importClass("android.telephony.TelephonyManager");
				var telephonyManager = plus.android
					.runtimeMainActivity()
					.getSystemService(Context.TELEPHONY_SERVICE);
				var receiver = plus.android.implements("io.dcloud.android.content.BroadcastReceiver", {
					onReceive: function(intent) {
						//实现onReceiver回调函数
						plus.android.importClass(intent);
						var telephonyManager = plus.android.importClass(
							"android.telephony.TelephonyManager");
						var telephonyManager = plus.android
							.runtimeMainActivity()
							.getSystemService(Context.TELEPHONY_SERVICE);
						var phonetype = telephonyManager.getCallState();
						var phoneNumber = intent.getStringExtra(telephonyManager
							.EXTRA_INCOMING_NUMBER);
						if (phonetype == 0 && !_t.uPause) {
							_t.audioCtx.play();
						}
					},
				});
				var IntentFilter = plus.android.importClass("android.content.IntentFilter");
				var filter = new IntentFilter();
				filter.addAction(telephonyManager.ACTION_PHONE_STATE_CHANGED); //监听开关
				main.registerReceiver(receiver, filter); //注册监听
			} else if (uni.getSystemInfoSync().platform == "ios") {
				var callstatus = false;
				var CTCall = plus.ios.importClass("CTCall");
				var CTCallCenter = plus.ios.importClass("CTCallCenter");
				var center = new CTCallCenter();
				center.init();
				center.setCallEventr(function(ctCall) {
					callstatus = !callstatus;
					if (!callstatus && !_t.uPause) {
						_t.audioCtx.play();
					} else {
						_t.audioCtx.pause();
					}
				});
			}
		} catch (err) {
			console.warn(err);
		}
		// #endif
	}
	
	// 重置当前的参数
	resetDatas() {
		this.loading = false;
		this.renderIndex = 0;
		this.audiolist = [];
		this.renderinfo = {
			current: "00:00:00",
			duration: "00:00:00",
			duration_value: 0,
			current_value: 0,
			src: "",
			title: "",
			singer: "",
			coverImgUrl: "",
		};
		this.playinfo = {
			current: "00:00:00",
			duration: "00:00:00",
			duration_value: 0,
			current_value: 0,
			src: "",
			title: "",
			singer: "",
			coverImgUrl: "",
		};
	}
	
}
exports.default = ZAudio;
ZAudio.version = "2.2.51";