shop_uniapp/components/j-video/j-video.vue

<template>
<view class="root" :style="{width,height}">
		<image :style="{width,height}" class="posterImg" :src="posterUrl"></image>
		<view :style="{width,height}" @click="state=!state" class="box">
			<image class="playIcon" :src="aliOSS + 'uniapp/icon_play.png'" mode="widthFix"></image>
		</view>
		<video :id="videoId" :style="{height,width:state?'750rpx':'1rpx'}" @pause="state=0" @timeupdate="timeupdate" @fullscreenchange="fullscreenchange" class="video" :src="url"></video>
</view>
</template>

<script>
	export default {
		computed:{
			posterUrl(){
				if(this.poster) return this.poster
				return this.url + '?x-oss-process=video/snapshot,t_'+(parseInt(this.currentTime*1000))+',f_jpg,w_800,m_fast'
			}
		},
		created() {
			this.videoId = Date.now() + Math.ceil(Math.random()*10000000)+"";
		},
		mounted() {
			this.VideoContext = uni.createVideoContext(this.videoId, this)
		},
		methods:{
			fullscreenchange(e){
				this.state = e.detail.fullScreen
			},
			timeupdate(e){
				this.duration = e.detail.duration
				this.currentTime = e.detail.currentTime
			}
		},
		watch: {
			state(state, oldValue) {
				if(!state){
					this.VideoContext.pause()
				}else{
					this.VideoContext.play()
					setTimeout(()=>{
						this.VideoContext.requestFullScreen({direction:this.direction})
					},10)
				}
			}
		},
		data() {
			return {
				VideoContext:{},
				state:false,
				currentTime:0,
				duration:0,
				videoId:''
			};
		},
		props: {
			poster: {
				type: [String,Boolean],
				default(){
					return ''
				}
			},
			url: {
				type: String,
				default(){
					return ''
				}
			},
			direction: {
				type: Number,
				default(){
					return 0
				}
			},
			width: {
				type: String,
				default(){
					return "750rpx";
				}
			},
			height: {
				type: String,
				default(){
					return "450rpx";
				}
			}
		},
	}
</script>

<style lang="scss" scoped>
.root{
	position:relative;
	width: 750rpx;
	height: 300px;
	overflow: hidden;
}
.posterImg,.video,.box{
	display: flex;
	width: 750rpx;
	height: 300px;
	position:absolute;
}
.video{
	margin-left: -2000px;
}

.box{
	justify-content: center;
	align-items: center;
}
.playIcon{
	width: 100rpx;
	height: 100rpx;
}
</style>