baiyuApp/pages/course/video/liveDetail.vue

<template>
	<view class="live-detail-container">
		<!-- 视频播放区 -->
		<view class="video-wrap">
			<video 
				id="myVideo" 
				src="https://img.cdn.aliyun.dcloud.net.cn/guide/uniapp/%E7%AC%AC1%E8%AE%B2%EF%BC%88uni-app%E4%BA%A7%E5%93%81%E4%BB%8B%E7%BB%8D%EF%BC%89-%20DCloud%E5%AE%98%E6%96%B9%E8%A7%86%E9%A2%91%E6%95%99%E7%A8%8B@20181126.mp4" 
				controls
				autoplay
				class="video-player"
			></video>
		</view>
		
		<!-- 详情与聊天切换 -->
		<view class="tab-header">
			<view class="tab-item" :class="{active: currentTab === 0}" @click="currentTab = 0">聊天互动</view>
			<view class="tab-item" :class="{active: currentTab === 1}" @click="currentTab = 1">主播介绍</view>
		</view>
		
		<scroll-view scroll-y class="content-area" :scroll-top="scrollTop">
			<!-- 聊天区 -->
			<view class="chat-list" v-if="currentTab === 0">
				<view class="chat-item system">
					<text class="content">系统公告：欢迎来到直播间，请文明发言。</text>
				</view>
				<view class="chat-item" v-for="(item, index) in chatList" :key="index">
					<view class="user-name">{{item.name}}：</view>
					<view class="user-content">{{item.content}}</view>
				</view>
			</view>
			
			<!-- 介绍区 -->
			<view class="intro-box" v-if="currentTab === 1">
				<view class="anchor-card">
					<image src="https://via.placeholder.com/60" class="avatar"></image>
					<view class="info">
						<text class="name">李医生</text>
						<text class="title">主任医师 | 20年临床经验</text>
					</view>
					<view class="follow-btn">关注</view>
				</view>
				<view class="desc">
					<text class="desc-title">直播简介</text>
					<text class="desc-content">本期直播主要讲解春季常见病的预防与中医调理方法，特别是针对脾胃虚弱的人群，提供食疗方案。</text>
				</view>
			</view>
		</scroll-view>
		
		<!-- 底部输入框 -->
		<view class="bottom-bar" v-if="currentTab === 0">
			<input type="text" v-model="inputContent" placeholder="说点什么..." class="input-box" confirm-type="send" @confirm="sendMsg" />
			<view class="send-btn" @click="sendMsg">发送</view>
			<view class="icon-btn">
				<u-icon name="heart" size="24" color="#666"></u-icon>
			</view>
			<view class="icon-btn">
				<u-icon name="share" size="24" color="#666"></u-icon>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				currentTab: 0,
				scrollTop: 0,
				inputContent: '',
				chatList: [
					{ name: '用户8892', content: '医生讲得真好！' },
					{ name: '快乐每一天', content: '请问这个药方可以直接抓药吗？' },
					{ name: 'HealthUser', content: '已关注，期待下期。' },
					{ name: '小张', content: '声音有点小，可以大一点吗？' }
				]
			}
		},
		onLoad(options) {
			if(options.id) {
				// Load detail by id
				console.log('Live ID:', options.id);
			}
		},
		methods: {
			sendMsg() {
				if (!this.inputContent.trim()) return;
				this.chatList.push({
					name: '我',
					content: this.inputContent
				});
				this.inputContent = '';
				
				// Scroll to bottom
				this.$nextTick(() => {
					this.scrollTop = 99999;
				});
			}
		}
	}
</script>

<style scoped lang="scss">
	.live-detail-container {
		display: flex;
		flex-direction: column;
		height: 100vh;
		background-color: #f8f8f8;
	}
	
	.video-wrap {
		width: 100%;
		height: 422rpx;
		background-color: #000;
		
		.video-player {
			width: 100%;
			height: 100%;
		}
	}
	
	.tab-header {
		display: flex;
		height: 88rpx;
		background-color: #fff;
		border-bottom: 1rpx solid #eee;
		
		.tab-item {
			flex: 1;
			display: flex;
			align-items: center;
			justify-content: center;
			font-size: 28rpx;
			color: #666;
			position: relative;
			
			&.active {
				color: #2583EB;
				font-weight: bold;
				
				&::after {
					content: '';
					position: absolute;
					bottom: 0;
					left: 50%;
					transform: translateX(-50%);
					width: 40rpx;
					height: 4rpx;
					background-color: #2583EB;
					border-radius: 2rpx;
				}
			}
		}
	}
	
	.content-area {
		flex: 1;
		height: 0;
		background-color: #f5f5f5;
	}
	
	.chat-list {
		padding: 20rpx;
		
		.chat-item {
			margin-bottom: 16rpx;
			display: flex;
			align-items: flex-start;
			font-size: 26rpx;
			
			&.system {
				background-color: rgba(37, 131, 235, 0.1);
				padding: 10rpx;
				border-radius: 8rpx;
				color: #2583EB;
				justify-content: center;
				margin-bottom: 20rpx;
			}
			
			.user-name {
				color: #999;
				white-space: nowrap;
			}
			
			.user-content {
				color: #333;
				line-height: 1.4;
			}
		}
	}
	
	.intro-box {
		padding: 30rpx;
		background-color: #fff;
		
		.anchor-card {
			display: flex;
			align-items: center;
			margin-bottom: 30rpx;
			padding-bottom: 30rpx;
			border-bottom: 1rpx solid #eee;
			
			.avatar {
				width: 80rpx;
				height: 80rpx;
				border-radius: 50%;
				margin-right: 20rpx;
				background-color: #eee;
			}
			
			.info {
				flex: 1;
				display: flex;
				flex-direction: column;
				
				.name {
					font-size: 30rpx;
					font-weight: bold;
					margin-bottom: 8rpx;
				}
				
				.title {
					font-size: 24rpx;
					color: #999;
				}
			}
			
			.follow-btn {
				padding: 8rpx 24rpx;
				background-color: #2583EB;
				color: #fff;
				font-size: 24rpx;
				border-radius: 30rpx;
			}
		}
		
		.desc {
			.desc-title {
				font-size: 30rpx;
				font-weight: bold;
				margin-bottom: 16rpx;
				display: block;
			}
			
			.desc-content {
				font-size: 26rpx;
				color: #666;
				line-height: 1.6;
			}
		}
	}
	
	.bottom-bar {
		background-color: #fff;
		padding: 16rpx 20rpx;
		display: flex;
		align-items: center;
		padding-bottom: constant(safe-area-inset-bottom);
		padding-bottom: env(safe-area-inset-bottom);
		border-top: 1rpx solid #eee;
		
		.input-box {
			flex: 1;
			background-color: #f5f5f5;
			height: 72rpx;
			border-radius: 36rpx;
			padding: 0 30rpx;
			font-size: 26rpx;
			margin-right: 20rpx;
		}
		
		.send-btn {
			padding: 0 24rpx;
			height: 60rpx;
			line-height: 60rpx;
			background-color: #2583EB;
			color: #fff;
			font-size: 24rpx;
			border-radius: 30rpx;
			margin-right: 20rpx;
		}
		
		.icon-btn {
			width: 60rpx;
			display: flex;
			justify-content: center;
			margin-left: 10rpx;
		}
	}
</style>