zdxtDrillProgram/components/s-video/res-s-video.vue

<template>
	<view class="video-wrapper" id="video-container">
		<view style="position:relative;width:100%;" :style="{'height':videoHeight+'px'}">
			<video id="video_play" :controls="false" :src="videoObj.videoUrl" @ended="videoEnded()" :autoplay="auto" :show-fullscreen-btn="false" :loop="isLoop" style="width: 100%;height: 90%;"></video>
			<view class="question"></view>
			<view class="popup-layer-back" v-if="!start" v-show="question">
				<!-- <view class="popup-layer-close" @click="question=false">关闭</view> -->
				<view class="popup-layer">
					<!-- <h2>请选择</h2> -->
					<view>{{ask}}</view>
					<view class="anitem" @click="nextQuestion(item.outs[0], item)" v-for="(item, index) in answerList" :key="index">
						<image class="animg" src="/static/videos/skin_bg_1a.png"></image>
						<!-- <view class="antxt">{{item.channel}}</view> -->
						<view :class="autoChannel===item.channel?'antxtCheck':'antxt'">{{item.channel}}</view>
						<view class="judd jdok" v-show="isOk && item.choose === 'true'"><image class="judimg" src="/static/images/icon-ok.png"></image></view>
						<view class="judd jderr" v-show="isError && item.choose === 'false'"><image class="judimg" src="/static/images/icon-err.png"></image></view>
					</view>
				</view>
			</view>
			<!-- <view class="popup-layer-back" v-if="start">
				<view class="popup-layer" @click="nextQuestion(2, null)">
					<p>开始</p>
				</view>
			</view> -->
			<view class="popup-layer-back" v-show="resCheck">
				<view class="popup-layer" style="color: red;" @click="toResVideo()">
					<p>重新选择逃生路线</p>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import { mapMutations, mapState } from 'vuex'
	export default {
		name: "s-video",
		data() {
			return {
				isLoop: false,
				resVideoUrl: "",
				resVideoUrlTmp: "",
				resNodeId: 2,
				resNodeIdTmp: 2,
				videoHeight: 300,
				videoObjList: [],
				videoObj:{},
				answerList: [],
				autoAnswerList: [],
				autoIndex: 0,
				autoChannel: "",
				txtColor: "",
				start: true,
				end: false,
				auto: true,
				question: false,
				questionFreId: "",
				preQuestionId: "",
				correct: "",
				ask: "",
				isOk: false,
				isError: false,
				resCheck: false,
			};
		},
		computed: {
		  ...mapState('m_user', ['userId'])
		},
		watch:{
		   jsonId:{
			   handler:function(){
				   this.getBindJson();
			   }
		   }	
		},
		props:{
			jsonId: {
				type: String,
				default: "",
			}
		},
		created() {
			uni.getSystemInfo({
				success: (res) => {
					this.videoHeight = res.screenHeight;
				}
			});
			
			this.videoContext = uni.createVideoContext("video_play");
			this.videoContext.requestFullScreen();
			this.queryQAByFreId();
		},
		methods: {
			videoEnded() {
				this.auto = false;
				this.question = true;
				// 出答案
				if(this.videoObj.outs.length>0) {
					this.answerList =[];
					for(var i=0; i<this.videoObj.outs.length; i++) {
						this.getAnswer(this.videoObj.outs[i])
					}
					
					// 在这里进行答案自动选择
					var that = this;
					setTimeout(function () {
						for(var i=0; i<that.answerList.length; i++) {
							if(that.answerList[i].channel == that.autoAnswerList[that.autoIndex].answer) {
								that.autoChannel = that.autoAnswerList[that.autoIndex].answer;
								that.nextQuestion(that.answerList[i].outs[0], that.answerList[i]);
							}
						}
						that.autoIndex++
					}, 500);
				} else {
					if(this.resVideoUrl == "") {
						// 为空表示答题正确正常跳转
						this.end = true;
						this.answerList = [];
						this.question = false;
						uni.navigateTo({
						  url: '/subpkg/complete/complete?questionFreId='+this.questionFreId+'&roleId='+this.jsonId
						})
					} else {
						// 不为空表示答题错误展示返回重新选择
						this.resCheck = true;
						this.question = false;
						this.toResVideo();
					}
				}
			},
			toResVideo() {
				// 返回播放上一视频
				this.hasNodeId(this.resNodeId);
				this.videoObj.videoUrl = this.resVideoUrl;
				this.start = false;
				this.question = false;
				this.auto = true;
				this.resCheck = false;
				this.resVideoUrl = "";
			},
			nextQuestion(outId, obj) {
				// 点击开始后先增加题次
				if(2==outId) {
					// this.$api.addQuestionFre({
					// 	roleId : this.jsonId,
					// 	// userId : this.userId
					// 	userId : '007'
					// })
					// 	.then(res => {
					// 		this.questionFreId = res.data;
					// 	}).catch((e) => console.log(e)); //捕获异常
				}
				
				var isCorrect = 0;
				// 先提交所选答案
				if(null!=obj) {
					// 判断答题是否正确
					if(this.correct == obj.channel.slice(0, 1)) {
						// 控制选中答案单条显示对错
						this.$set(obj, 'choose', 'true');
						isCorrect = 1
						this.isError = false;
						this.isOk = true;
					} else {
						// 控制选中答案单条显示对错
						this.$set(obj, 'choose', 'false');
					}
					var param = {
						answer : obj.channel,
						ask : this.ask,
						questionFreId : this.questionFreId,
						questionId : this.preQuestionId,
						correctAnswer : this.correct,
						correct : isCorrect,
					}
					// this.$api.addAnswer(param)
					// 	.then(res => {
					// 		console.log(res);
					// 	}).catch((e) => console.log(e)); //捕获异常
				}
				
				// 所选答案错误处理1: 用于之前的对错提示展示
				if(isCorrect == 0 && 2 != outId) {
					this.isError = true;
					this.isOk = false;
				} else {
					this.isError = false;
					this.isOk = true;
				}

				// 延长0.5秒播放下一视频
				const that = this;
				setTimeout(function () { // setInterval同理
					that.isError = false;
					that.isOk = false;
					that.hasNodeId(outId);
					that.videoObj.videoUrl = uni.$http.baseUrl + that.videoObj.videoUrl

					// 用于记录上一个视频
					if(null==obj) {
						that.resVideoUrl = that.videoObj.videoUrl;
						that.resNodeId = outId;
						that.resVideoUrlTmp = that.resVideoUrl;
						that.resNodeIdTmp = that.resNodeId;
					} else if(isCorrect == 1) {
						that.resVideoUrl = that.videoObj.videoUrl;
						that.resNodeId = outId;
						that.resVideoUrlTmp = that.resVideoUrl;
						that.resNodeIdTmp = that.resNodeId;
					} else if(isCorrect != 1) {
						that.resVideoUrl = that.resVideoUrlTmp;
						that.resNodeId = that.resNodeIdTmp;
					} else if(obj != null && obj.questionId =='google') {
						that.resVideoUrl = "";
						that.resNodeId = "";
					}

					that.start = false;
					that.question = false;
					that.auto = true;
				},300);
			},
			getBindJson() {
				this.start = true;
				this.end = false;
				this.videoObjList = [];
				this.$api.getBindJson(this.jsonId)
					.then(res => {
						this.videoObjList.push(...res.data);
						this.hasNodeId(1);
					}).catch((e) => console.log(e)); //捕获异常
			},
			queryQAByFreId() {
				this.$api.queryQAByFreId('084ddf84e4be4b02acdcfad396c28f98')
					.then(res => {
						this.autoAnswerList.push(...res.data);
					}).catch((e) => console.log(e)); //捕获异常
			},
			hasNodeId(nodeId) {
				for(var i=0; i<this.videoObjList.length; i++) {
					if(nodeId == this.videoObjList[i].nodeId) {
						this.videoObj = this.videoObjList[i];
						this.correct = this.videoObjList[i].correct;
						this.ask = this.videoObjList[i].ask;
					}
				}
				this.preQuestionId = this.videoObj.questionId;
				// 直接自动开始播放
				if(nodeId == 1) {
					this.nextQuestion(2, null)
				}
			},
			getAnswer(outId) {
				for(var i=0; i<this.videoObjList.length; i++) {
					if(outId == this.videoObjList[i].nodeId) {
						this.answerList.push(this.videoObjList[i]);
					}
				}
				if(this.answerList.length == 1 && this.answerList[0].questionId == 'google') {
					this.end = true;
					this.answerList = [];
					this.question = false;
					uni.navigateTo({
					  url: '/subpkg/complete/complete?questionFreId='+this.questionFreId+'&roleId='+this.jsonId
					})
				}
			}
		}
	}
</script>

<style>
	/* 首先设置背景层 */
	.popup-layer-back {
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background-color: rgba(0, 0, 0, 0.5);
		z-index: 9998;
	}

	/* 然后设置弹出层 */
	.popup-layer {
		position: absolute;
		top: 50%;
		left: 50%;
		transform: translate(-50%, -50%);
		/* background-color: #fff; */
		color: #fff;
		padding: 20px;
		z-index: 9999;
	}
	
	.popup-layer .anitem {
		position: relative;
		margin: 80rpx;
		width: 600rpx;
		height: 100rpx;
		text-align: center;
	}
	
	.popup-layer .anitem .animg {
		width: 100%;
		height: 160rpx;
	}
	
	.popup-layer .anitem .antxt {
		position: absolute;
		top: 60%;
		width: 100%;
		font-size: 1.2rem;
	}
	
	.antxtCheck {
		position: absolute;
		top: 60%;
		width: 100%;
		font-size: 1.2rem;
		color: red;
	}
	
	.judd {
		position: absolute;
		top: -20rpx;
		right: -50rpx;
		width: 100rpx;
		height: 100rpx;
		border-radius: 50%;
	}
	
	.jdok {
		background-color: rgba(3, 173, 55, .35);
	}
	
	.jderr {
		background-color: rgba(249, 21, 43, .35);
	}
	
	.judd .judimg {
		position: absolute;
		top: 50%;
		left: 50%;
		-webkit-transform: translate(-50%, -50%);
		transform: translate(-50%, -50%);
		width: 50%;
		height: 50%;
	}
	

	/* 设置关闭按钮 */
	.popup-layer-close {
		position: absolute;
		top: 5px;
		right: 5px;
		cursor: pointer;
	}
</style>