<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="containerBg">
			<view class="example-body">
				<!-- <button type="primary" @click="showDrawer('showRight')"><text class="word-btn-white">全部课程</text>
				</button> -->
				<uni-drawer ref="showRight" mode="right" :width="320" @change="changeD($event,'showRight')">
					<view class="close">
						<view class="zhan" style="width: 100%;"></view>
						<u-icon name="close" @click="closeDrawer('showRight')" color="#2979ff" size="28"></u-icon>
					</view>
					<view class="proTitle">
						<text>点击课程名称即可查看对应的课程说明</text>
					</view>
					<uni-collapse accordion v-model="accordionVal" v-if="treeList.length > 0" @change="collapseChange">
						<uni-collapse-item v-for="(item, index) in treeList" :key="index" :title="item.title"
							:show-animation="true">
							<view class="content">
								<!-- <text class="text">{{item.title}}</text> -->
								<view class="sub1List">
									<view :class="['item', 'leve2',curId == item1.id ? 'active' : '']"
										v-for="(item1, index1) in item.children" :key="index1"
										@click.stop="clickCourseInfo(item1)">
										<text class="textss"> {{item1.title}}</text>
										<view class="sub2List" v-if="item1.children">
											<view :class="['item', 'leve3',curId == item2.id ? 'active' : '']"
												v-for="(item2, index2) in item1.children" :key="index2"
												@click.stop="clickCourseInfo(item2)">
												<text class="textss">{{item2.title}}</text>
												<view class="sub3List" v-if="item2.children">
													<view :class="['item', 'leve4',curId == item3.id ? 'active' : '']"
														v-for="(item3, index3) in item2.children" :key="index3"
														@click.stop="clickCourseInfo(item3)">
														<text class="textss">{{item3.title}}33</text>
													</view>
												</view>
											</view>
										</view>
									</view>
								</view>
							</view>
						</uni-collapse-item>
					</uni-collapse>
				</uni-drawer>
			</view>
			<view class="infoBox" v-if="courseInfo.id">
				<uni-section :title="courseTitle" type="line" titleFontSize="16px">
					<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> -->
					<view class="audio" v-if="courseInfo.mediaType == 2 && courseInfo.media != ''">
						<audio style="text-align: left" :src="current.src" :poster="current.poster" :name="current.name"
							:author="current.author" :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>
				</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: {},
				value: ['0'],
				accordionVal: '0',
				// extraIcon:{
				// 	color: '#4cd964',
				// 	size: '100',		
				// }
				treeList: [],
				tagId: null,
				pid: null,

				courseInfo: {},
				poster: '../../static/videoF.jpg', //封面图
				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="${this.videoUrl}"  enable-danmu danmu-btn controls style="width:100%;height:320rpx"></video>`
			}
		},
		//页面显示
		onShow() {
			// 隐藏原生的tabbar
			uni.hideTabBar();
			this.getData()
			this.getCourseInfo(this.tagId)
		},
		onUnload() {
			// #ifdef APP-PLUS
			plus.screen.lockOrientation('portrait-primary'); // 清除横屏			
			// #endif
			this.showTemp = true
			this.videoContext = null
		},
		onPullDownRefresh() {
			uni.stopPullDownRefresh()
		},
		components: {
			// musicPlay
		},
		//方法
		methods: {
			showDrawer(e) {
				this.$refs[e].open()
				this.videoContext.pause()
				this.showTemp = true
				console.log(5555)
			},
			// 关闭窗口
			closeDrawer(e) {
				this.$refs[e].close()

			},
			changeD(e, type) {
				// console.log((type === 'showRight' ? '左窗口' : '右窗口') + (e ? '打开' : '关闭'));
				this[type] = e
				if (!e) {
					this.showTemp = false
					console.log('关闭弹窗')
					this.videoContext.play()
				}

			},
			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;
			},
			collapseChange(e) {
				console.log(e, '折叠面板点击');
				if (e) {
					this.tagId = this.treeList[e].id
					this.getCourseInfo(this.tagId)
					// this.closeDrawer('showRight')
				}
			},
			getData() {
				this.$http
					.post('medical/home/getCourseMedicalTree')
					.then(res => {
						if (res.code == 0 && res.labels.length > 0) {
							this.treeList = res.labels
						} 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" 
							} 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')
					});
			},
			clickCourseInfo(item) {

				this.getCourseInfo(item.id)
				this.closeDrawer('showRight')
			},
			playEnd() {
				this.showTemp = true
			},
			clickToPlay() {
				this.showTemp = false
				this.videoContext.play()
			}

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

	::v-deep .containerBg {
		// .uni-collapse-item__title-box {
		// 	background-color: transparent !important;
		// }

		// .uni-collapse-item__title {
		// 	background-image: linear-gradient(90deg, #258feb 0%, #00e1ec 100%) !important;

		// 	text {
		// 		color: #fff !important;
		// 		font-size: 28rpx !important;
		// 	}
		// }
		#myVideo {
			width: 100% !important;
		}

		video {
			width: 100% !important;
		}
	}


	.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>