import store from '@/store/index.js'
import $http from '@/config/requestConfig.js';
const bgm = uni.getBackgroundAudioManager();
// const bgm = uni.createInnerAudioContext();
bgm.musicList = [] // 播放目录
bgm.src = ''
bgm.cTime = 0
bgm.title = ''
bgm.loop = true;
bgm.coverImgUrl = ''
bgm.oldIndex = 0     // 前面一首的播放索引
bgm.playIndex = 0
bgm.playing = false   // 播放进行时
store.state.userInfo.playIndex !== undefined ? bgm.playIndex = store.state.userInfo.playIndex : bgm.playIndex = 0
var music = {
	// 
    //mute 表示是否是播放，，默认不播放
    playBgm({mute=false}){
	//	console.log(bgm.musicList,'src')
        if (!bgm) return;
        if(mute){			
            bgm.pause()				
        }else{	
			
			// bgm.src = bgm.musicList[bgm.playIndex].url			
			// 判断播放列表是否空			
			if(bgm.musicList.length == 0){				
				uni.showModal({
					title: '提示',
					showCancel:false,
					confirmText:'好的',
					content: '请先选择要播放的音频',
					success: function (res) {
						if (res.confirm) {
							console.log('用户点击确定');
						} else if (res.cancel) {
							console.log('用户点击取消');
						}
					}
				});
				return
			}
			// 没有就添加添加url到播放器，播放新的
			if(bgm.src == ''){	
				console.log(bgm.playIndex,'播放的索引',store.state.userInfo.playIndex)
				store.commit('setUserInfo',{'playTitle': bgm.musicList[bgm.playIndex].chapterName})
				store.commit('setUserInfo',{'fengImg': bgm.musicList[bgm.playIndex].images})
				store.commit('setUserInfo',{'playingInfo': bgm.musicList[bgm.playIndex]})
				console.log(store.state.userInfo,'chapterName',bgm.playIndex)
				this.getChartUrl()				
			}else{				
				// 如果有正在播放的url，暂停改为播放				
				// bgm.play()				
			}		 
        }        
        bgm.onPause(()=>{
            console.log('暂停背景音乐');
			store.commit('setUserInfo',{'playFlag': false})
        })
        bgm.onPlay(() => {
			store.commit('setUserInfo',{'playFlag': true})
            console.log('开始播放音乐#######');			
        })
        bgm.onError((res) => {
            console.log(res)
			uni.showModal({
				title: '提示',
				showCancel:false,
				confirmText:'好的',
				content: '音频路径异常，请联系管理员',
				success: function (res) {
					if (res.confirm) {
						console.log('用户点击确定');						
					}
				}
			});
			return
        })
		bgm.onTimeUpdate((res) =>{
			// this.currentTime = Math.max(0, this.videoContext.currentTime)
			setTimeout(()=>{
				store.commit('setUserInfo',{'currentTime': Math.max(0, bgm.currentTime)})
			},1000)
		})
		bgm.onWaiting(() => {
			// 加载时
			uni.showLoading()
			console.log('加载时')
		})
		bgm.onCanplay(() => {
			// 可以播放时
			// console.log('可以播放时')
			uni.hideLoading()
			this.saveIndex()
			// store.commit('setUserInfo',{'duration':bgm.duration})				
			// store.commit('setUserInfo',{'playTitle': bgm.title})
			// store.commit('setUserInfo',{'fengImg': bgm.coverImgUrl})
			// store.commit('setUserInfo',{'playFlag': true})
			// store.commit('setUserInfo',{'playingInfo': bgm.musicList[bgm.playIndex]})		
			console.log(store.state.userInfo.playingInfo,'chapterName2222',bgm.playIndex)
		})
		bgm.onEnded(() => {		
			console.log('播放完毕了',bgm.playing)
			store.commit('setUserInfo',{'playFlag': false})			
			this.setPlayIndex('next')   // 下一首			
		}) 
    },
	// 添加播放列表
	setList(list,op,playindex){		
		bgm.musicList = list
		
		playindex ? bgm.playIndex = playindex : bgm.playIndex = 0
		console.log(bgm.playIndex,'playindex')
		store.commit('setUserInfo',{'playingInfo': {}})			
		if(op == 'autoPlay'){
			if(bgm._options.src == ''){
				// this.getChartUrl()
				this.playBgm({mute:false})
				console.log('playBgm')
			}else{				
				this.getChartUrl() // 获取对应的播放路径
				// console.log('getChartUrl')
			}
		}	   
	},
	// 获取章节url
	getChartUrl(){
		// bgm.stop()
		let data = {
				'userId': store.state.userInfo.id,
				'bookid': bgm.musicList[bgm.playIndex].bookid,
				'chapterid': bgm.musicList[bgm.playIndex].chapterId
			}
			 console.log(data,'data')
			$http.post('book/bookchaptercontent/appBooksChapterContent', data)
			.then(res => {
				console.log(res,'res')
				if(res.code == 0){						
					// bgm.stop()
					// 有听权限时
					if(res.bookCatalogue[0].url.length > 10){
						bgm.src = res.bookCatalogue[0].url
						bgm.title = res.bookCatalogue[0].name
						bgm.coverImgUrl = res.image
						
						// bgm.pause()
						// this.setCoverImg(bgm.musicList[bgm.playIndex].images)
					}else{						
						bgm.src = ''
						bgm.title = ''
						bgm.coverImgUrl = ''						
						// this.setCoverImg('../../static/icon/x1.jpg')
						bgm.stop()						
						uni.showToast({
							title:'音频地址异常',
							icon:'error',
							duration:2000
						})
						// store.commit('setUserInfo',{'playFlag': false})
					}
					store.commit('setUserInfo',{'playTitle': bgm.title})
					store.commit('setUserInfo',{'fengImg': bgm.coverImgUrl})
				}
				console.log(res.bookCatalogue,'单章节信息')
			}).catch((e)=>{				
			   // bgm.pause()
				bgm.playIndex = bgm.oldIndex				
				// bgm.stop()
				store.commit('setUserInfo',{'playFlag': false})
				uni.showModal({
						title: '提示',
						cancelText: '暂不购买',
						confirmText:'立即购买',
						content: '抱歉！当前章节不支持试听，购买后可收听',
						success: function (res) {
							if (res.confirm) {
								console.log('用户点击确定');
								uni.navigateTo({
									url: '../bookShop/settlementBook?type=2&list=' + data.bookid
								});
							} 
						}
					});
			})		
	},
	// 存储播放信息
	saveIndex(){
		store.commit('setUserInfo',{'playIndex': bgm.playIndex})
		store.commit('setUserInfo',{'duration':bgm.duration})
		store.commit('setUserInfo',{'playTitle': bgm.title})
		store.commit('setUserInfo',{'fengImg': bgm.coverImgUrl})
		store.commit('setUserInfo',{'playFlag': true})
		store.commit('setUserInfo',{'playingInfo': bgm.musicList[bgm.playIndex]})		
	},	
	// 存储播放
	saveTimes(){
		store.commit('setUserInfo',{'playTimes': bgm.currentTime})
	},
	// 设置播放index
	setPlayIndex(opName){ // 切换音频		
		if(opName == 'next'){ // 下一首
			if(bgm.playIndex == bgm.musicList.length - 1){				
				uni.showToast({
					title:'列表播放完毕~~',
					icon: 'none'
				})	
				return 
			}	
				bgm.oldIndex = bgm.playIndex
				bgm.playIndex += 1
				console.log('下一首',bgm.playIndex,bgm.oldIndex, store.state.userInfo.playIndex)
				// bgm.stop()
				this.getChartUrl() // 获取章节url
				//this.playBgm({'mute':false})
			    //	store.commit('setUserInfo',{'playFlag': false})
							
		}else{ // 上一首
			if(bgm.playIndex == 0){
				uni.showToast({
					title:'没有上一首了~',
					icon: 'none'
				})				
				return 
			}
			bgm.oldIndex = bgm.playIndex
			bgm.playIndex -= 1		
			console.log('上一首',bgm.playIndex)
			this.getChartUrl() // 获取章节url
						
		}
	},
	// 设置封面图片
	setCoverImg(url){
		// console.log(bgm.coverImgUrl,'bgm.coverImgUrl')
		bgm.coverImgUrl = url
	},
	// 获取封面图片
	getCoverImg(){
		// console.log(bgm.coverImgUrl,'bgm.coverImgUrl')
		return bgm.coverImgUrl
	},
	// 获取播放列表
	// getLibList(){
	// 	return bgm.musicList
	// },	
	
	//  播放单曲
	setOneMusic(item){
		console.log(item,'item')
		// 显示播放组件
		store.commit('setUserInfo',{'playVisible': true})		
		uni.setStorage({
			key: 'playVisible',
			data: true,
			success: function () {
				console.log('success');
			}
		});	
		
		bgm.playIndex = bgm.musicList.findIndex(function(info){
			//	console.log(info,'info')
			    if(item.chapterId == info.chapterId && item.bookid == info.bookid ){
					return info;
				}
			})	
		console.log(bgm.playIndex,'bgm.playIndex')				
		this.getChartUrl()
		
	},
	
	// 关闭音频
	setCloseBgm(){
		bgm.stop()
	}
	
}
module.exports = {music,bgm}