<template>
	<view>
		<!-- 公共组件-每个页面必须引入 -->
		<public-module></public-module>
		<z-nav-bar :title="courseInfo.id ? courseTitle : '课程说明'">			
				<!-- <uni-icons type="bars" class="topRight" slot="right" @click="showDrawer('showRight')"   size="22"></uni-icons> -->
		</z-nav-bar>
			<view class="" style="background: #55aaff;">
				<u-tabs  :class="['tabList']" @click="tabChange" :current="curTagIndex"
					:activeStyle="activeStyle" :scrollable="scrollable" lineColor="#ef9f00" :list="tabList" :inactiveStyle="{
            color: '#fff', }"
					itemStyle="padding-left: 15px;  padding-right: 15px; height: 50px;"></u-tabs>
			</view>
			
			<view class="tabLeve1 subItem flexbox" v-if="Leve1.length > 0">
				<text :class="[leve1Index == index ? 'cur' : '']" v-for="(item, index) in Leve1" :key="index" @click="leve1Click(item, index)">{{item.title}}</text>
			</view>
			<view class="tabLeve2 subItem flexbox" v-if="Leve2.length > 0">
				<text :class="[leve2Index == index ? 'cur' : '']" v-for="(item, index) in Leve2" :key="index" @click="leve2Click(item, index)">{{item.title}}</text>
			</view>
			<view class="tabLeve3 subItem flexbox" v-if="Leve3.length > 0">
				<text :class="[leve3Index == index ? 'cur' : '']" v-for="(item, index) in Leve3" :key="index" @click="leve3Click(item, index)">{{item.title}}</text>
			</view>
			<view class="containerBg">
			<view class="infoBox" v-if="courseInfo.id">
				<uni-section :title="courseTitle" type="line" titleFontSize="16px">
					<view class="audio" style="margin-bottom: 20rpx;" v-if="courseInfo.mediaType == 2 && courseInfo.media != ''">
						<audio style="text-align: left" :src="courseInfo.media" :poster="audioPoster" :name="courseTitle"
							author="吴门医述" :action="audioAction" controls></audio>
					</view>
					<view>
						<!-- <view v-if="courseInfo.mediaType ==1 && courseInfo.media != ''" style="width: 100%;height: 100%;text-align: center;" v-html="videoHTML">		
							</view> -->
						<!-- 视频播放器样式 -->
						<!-- <view class="videoTemp" v-show="showTemp">
							<u-icon name="play-circle" color="#fff" size="40" @click="clickToPlay"></u-icon>
							<image src="../../static/video.jpg" mode="aspectFit"></image>							
						</view> -->
						<!-- <view class="" v-if="!showTemp">	 -->
						<!-- <video ref="myVideo" id="myVideo" poster="../../static/videoF.jpg" src="https://qiniu-web-assets.dcloud.net.cn/unidoc/zh/2minute-demo.mp4"
							enable-danmu danmu-btn controls @ended="playEnd"></video> -->
						<!-- </view> -->
					</view>
					<rich-text v-if="courseInfo.content" class="content"
						:nodes="formatRichText(courseInfo.content)"></rich-text>
					<!-- <text>超强树选择器、树组件、树插件、无限级联树、单选树、多选树、自定义样式树、树形选择 </text> -->
					

					
				</uni-section>
			</view>
		</view>
		<z-navigation></z-navigation>
		<!-- <music-play :playData="playData"></music-play> -->
	</view>
</template>

<script>
	// import musicPlay from '@/components/music.vue'
	import $http from '@/config/requestConfig.js';
	var clear;
	import {
		mapState
	} from 'vuex';
	export default {
		data() {
			return {
				playData: {},	
				Leve1:[],
				Leve2:[],
				Leve3:[],
				accordionVal: '',
				// extraIcon:{
				// 	color: '#4cd964',
				// 	size: '100',		
				// }
				scrollable:true,
				treeList: [],
				tagId: null,
				pid: null,
				bgiStyle: {
					background: '#fff'
				},
				curTagIndex:0,
				leve1Index:null,
				leve2Index:null,
				leve3Index:null,
				iconStyle: {
					fontSize: '40rpx',
					fontWeight: 'bold',
					color: '#258feb',
				},
				tabList:[
					
				],
				activeStyle: {
					color: '#fff',
					fontWeight: 'bold', padding:'20rpx',
					transform: 'scale(1.2)',
					backgroundColor: '#ef9f00'
				
				},
				courseInfo: {},
				poster:'../../static/videoF.jpg', //封面图
				audioPoster:'../../static/logo.png',
				current: {
					poster: 'https://qiniu-web-assets.dcloud.net.cn/unidoc/zh/music-a.png',
					name: '致爱丽丝',
					author: '暂无',
					src: 'https://web-ext-storage.dcloud.net.cn/uni-app/ForElise.mp3',
				},
				audioAction: {
					method: 'pause'
				},
				curId: null,
				courseTitle: '',
				showTemp:true,
				videoContext:null,
				
				videoUrl:'https://qiniu-web-assets.dcloud.net.cn/unidoc/zh/2minute-demo.mp4'
			};
		},
		//第一次加载
		onLoad(e) {
			// 隐藏原生的tabbar
			uni.hideTabBar();
			this.pid = e.pid
			this.tagId = e.id
			console.log(e, '------')
			this.videoContext = uni.createVideoContext('myVideo')
		},
		computed: {
			...mapState(['userInfo']),
			videoHTML() {
							return `<video class="video-box" poster="http://ehh-public-01.oss-cn-beijing.aliyuncs.com/wumenyishu-image/%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20240606110049.jpg" src="${this.videoUrl}"  enable-danmu danmu-btn controls style="width:100%;height:320rpx"></video>`
						}
			},
		//页面显示
		onShow() {
			// 隐藏原生的tabbar
			uni.hideTabBar();
			this.getData()			
		},
		onUnload() {
			// #ifdef APP-PLUS
			plus.screen.lockOrientation('portrait-primary'); // 清除横屏			
			// #endif
			this.showTemp = true
			this.videoContext = null
		},
		onPullDownRefresh(){
			uni.stopPullDownRefresh()
		},
		components: {
			// musicPlay
		},
		//方法
		methods: {
			tabChange(e){
				console.log(e,'e');
				let _index = e.index
				this.clickCourseInfo(this.treeList[_index])
				this.curTagIndex = _index
				this.leve1Index = null
				this.leve2Index = null
				this.leve3Index = null
				if(this.treeList[_index].isLast == 0 && this.treeList[_index].children.length > 0){
					this.Leve1 = this.treeList[_index].children
					if(this.Leve1[0].isLast == 0 && this.Leve1[0].children.length > 0){
						this.Leve2 = this.Leve1[0].children
						// console.log(this.Leve2,'Leve2');
						if(this.Leve2[0].isLast == 0 && this.Leve2[0].children.length > 0){
							this.Leve3 = this.Leve2[0].children							
						}else{
							this.Leve3 = []
						}
					}else{
						this.Leve2 = []
						this.Leve3 = []
					}
					
				}else{
					this.Leve1 = []
					this.Leve2 = []
					this.Leve3 = []
				}
			},
			leve1Click(val, index){
				console.log(this.Leve1[index],'val');
				this.leve1Index = index
				this.leve2Index = null
				this.leve3Index = null
				this.clickCourseInfo(val)
				if(this.Leve1[index].isLast == 0 && this.Leve1[index].children.length > 0){
					this.Leve2 = this.Leve1[index].children
					console.log(this.Leve2,'Leve2');
				}else{
					this.Leve2 = []
					this.Leve3 = []
				}
			},
			leve2Click(val, index){
				this.leve2Index = index
				if(this.leve1Index == null){
					this.leve1Index = 0
				}
				this.leve3Index = null
				// console.log(val,'三级点击');
				this.clickCourseInfo(val)
				if(this.Leve2[index].isLast == 0 && this.Leve2[index].children.length > 0){
					this.Leve3 = this.Leve2[index].children
				}else{
					this.Leve3 = []
				}
			},
			leve3Click(val, index){				
				this.leve3Index = index
				// console.log(val,'四级点击');
				if(this.leve2Index == null){
					this.leve2Index = 0
				}
				if(this.leve1Index == null){
					this.leve1Index = 0
				}
				this.clickCourseInfo(val)
				// if(this.Leve3[index].isLast == 0){
				// 	this.Leve3 = this.Leve2[index].children
				// }
			},					
			
			formatRichText(html) { //控制图片大小
				let newContent = html.replace(/<img[^>]*>/gi, function (match, capture) {
					match = match.replace(/style="[^"]+"/gi, '').replace(/style='[^']+'/gi, '');
					match = match.replace(/width="[^"]+"/gi, '').replace(/width='[^']+'/gi, '');
					match = match.replace(/height="[^"]+"/gi, '').replace(/height='[^']+'/gi, '');
					return match;
				});
				newContent = newContent.replace(/style="[^"]+"/gi, function (match, capture) {
					match = match.replace(/width:[^;]+;/gi, 'max-width:100%;').replace(/width:[^;]+;/gi,
						'max-width:100%;');
					return match;
				});				
				newContent = newContent.replace(/<br[^>]*\/>/gi, '');
				newContent = newContent.replace(/\<img/gi,
					'<img style="max-width:100%;height:auto;display:inline-block;margin:10rpx auto;"');
				return newContent;
			},
			getData() {				
				this.$http
					.post('medical/home/getCourseMedicalTree')
					.then(res => {
						if (res.code == 0 && res.labels.length > 0) {
							this.tabList = []
							this.treeList = res.labels
							if(this.treeList[0].isLast == 0 && this.treeList[0].children.length > 0){
								this.Leve1 = this.treeList[0].children
								if(this.Leve1[0].isLast == 0 && this.Leve1[0].children.length > 0){
									this.Leve2 = this.Leve1[0].children
									// console.log(this.Leve2,'Leve2');
									if(this.Leve2[0].isLast == 0 && this.Leve2[0].children.length > 0){
										this.Leve3 = this.Leve2[0].children							
									}else{
										this.Leve3 = []
									}
								}else{
									this.Leve2 = []
									this.Leve3 = []
								}
								
							}else{
								this.Leve1 = []
								this.Leve2 = []
								this.Leve3 = []
							}
							 res.labels.forEach( item => {
								 this.tabList.push({id:item.id, name: item.title})
							 })
							this.getCourseInfo(this.treeList[0].id)
							// console.log(this.treeList[0].id,'+++++')							
							// this.showDrawer('showRight')
						} else {
							this.treeList = []
						}
					}).catch(e => {
						console.log(e, '报错')
					});
			},
			// 获取课程详情
			getCourseInfo(id) {
				$http.request({
						url: "medical/home/getCourseMedicalDetail",
						method: "POST", // POST、GET、PUT、DELETE，具体说明查看官方文档
						data: {
							id: id
						},
						header: { //默认 无 说明：请求头
							'Content-Type': 'application/json'
						},
					})
					.then(res => {
						if (res.code == 0 && res.course.id) {
							this.courseInfo = res.course
							this.courseTitle = this.courseInfo.title + '课程说明'
							this.curId = id
							if(this.courseInfo.mediaType == 1 && this.courseInfo.media != ''){
								this.videoUrl = this.courseInfo.media
								// this.poster = this.videoUrl +
								// 	"?x-oss-process=video/snapshot,t_0,f_jpg" 
								// this.getVideoPath(this.courseInfo.media)
							}else{
								// this.videoUrl = ''
								this.poster = ''
							}	
							
							// console.log(id, 'id')
						} else {
							this.courseInfo = {}
							this.videoUrl = ''
							this.poster = ''
						}
					}).catch(e => {
						this.courseInfo = {}
						this.courseTitle = ''
						this.curId = null
						this.poster = ''
						this.videoUrl = ''
						console.log(e, '课程详情报错')
					});
			},
			// 获得播放地址
			getVideoPath(str){
				console.log(str,'str');
				$http.request({
						url: "sociology/course/checkVideo",
						method: "POST", // POST、GET、PUT、DELETE，具体说明查看官方文档
						data: {
							id: str
						},
						header: { //默认 无 说明：请求头
							'Content-Type': 'application/json'
						},
					})
				// this.$http
				// 	.post('sociology/course/checkVideo',{
				// 		id: str
				// 	})
					.then(res => {
						console.log(res,'res');
					}).catch(e => {
						console.log(e,'获取视频播放地址错误');
					})
			},
			clickCourseInfo(item) {				
				this.getCourseInfo(item.id)				
			},
			playEnd(){
				this.showTemp = true
			},
			clickToPlay(){
				this.showTemp = false
				this.videoContext.play()
			}

		},
	};
</script>
<style lang="scss" scoped>
	@import '@/style/mixin.scss';

	::v-deep .containerBg {	
		.uni-audio-default{width: 100% !important;}
		#myVideo {
			width: 100% !important;		
		}
		video{width: 100% !important;	}
	}
	.flexbox{display: flex;}
.subItem{ 
	background-color: #ebeef5; padding: 10rpx;
	flex-wrap: wrap; 
	justify-content:start;  
	text{display: inline-block; width: calc(25% - 8rpx); text-align: center; border-radius: 10rpx; color:  #258feb; padding: 10rpx 20rpx;  border: 1px solid #258feb;
		margin: 6rpx 0; font-size: 26rpx; margin-right: 10rpx;
	}
	text:last-child{margin-right: 0 !important;}
	.cur{background: #258feb; display: inline-block; color: #fff;  border-radius: 10rpx; padding: 10rpx 20rpx; }
	
}
.close {
		display: flex;
		justify-content: right;
		padding-top: 60rpx;
		padding-right: 20px;
	}
	.infoBox {
		padding: 20rpx;
		font-size: 26rpx;
	}

	// 	  .leve2{background-color: #71a5ff; }
	// 	  .leve3{background-color: #9bbeff; }
	// .leve4{background-color: #b6d0ff; }
	.containerBg {
		// background-color: $containerColor;
		background-color: #fff;
		padding: 0 20rpx;
		min-height: calc(100vh - 270rpx);
	}

	.uni-collapse-item__title-text {
		font-size: 30rpx;
	}

	.videoTemp {
		position: relative;

		.u-icon {
			position: absolute;
			z-index: 2;
			left: calc(50% - 40rpx);
			top: calc(50% - 40rpx);
		}

		image {
			width: 100%;
		}
	}

	.videoTemp:before {
		content: '';
		display: block;
		width: 100%;
		position: absolute;
		left: 0;
		top: 0;
		height: 100%;
		background-color: rgba(0, 0, 0, .5);
		z-index: 1;
	}
	

	.proTitle {
		text-align: center;
		padding: 20rpx 0;
		margin-top: 60rpx;
		// margin-bottom: 20rpx;
		color: #666;
		font-size: 26rpx;
	}

	.sub1List {
		background-color: #f7f7f7;
		// padding-left: 20rpx;
	}

	.content {
		.item {
			background-color: #fff;
			line-height: 80rpx;
			font-size: 26rpx;
			color: #497387;
			// border-bottom: 1px solid #dae8f0;

			text {
				padding-left: 20rpx;
			}
			.item:last-child{
				border-bottom: 0;
			}
		}

		.item.active {
			// background-color: #aed1ec; 
			color: #fff;
			background-image: linear-gradient(90deg, #258feb 0%, #00e1ec 100%) !important;
		}
		.textss{display: inline-block; width: 100%; border-bottom: 1px solid #ebeef5;}
		.leve2{
			.textss{padding-left: 20rpx;}
		}
		.leve2{
			.textss{padding-left: 40rpx;}
		}
		.leve3{
			.textss{padding-left: 60rpx;}
		}
		.leve4{
			.textss{padding-left: 80rpx;}
		}
	}	
	// .textss:last-child{
	// 			border-bottom: 0;
	// 		}
	.topRight{margin-right: 20rpx; font-size: 28rpx; display: flex;}
	

	audio {
		width: 100% !important;
	}
</style>