增加数据缓存，去除部分请求的重复/

pages/video/video.vue

@@ -150,6 +150,7 @@
 <script>
 	import config from '../../common/config.js'
 	import tkiQrcode from '../../components/tki-qrcode/tki-qrcode.vue';
+	import {$cache_video} from '@/store/cashe.js'
 	export default {
 		components: {
 			tkiQrcode
@@ -665,6 +666,30 @@
 				}
 
 			},
+			//首页视频初始化
+			videoInit(){
+				if(this.page==1){
+					let numIdCurr = this.videoList[0].courseDetailsId;
+					this.courseId = this.videoList[0].courseId
+					this.courseDetailsId = this.videoList[0].courseDetailsId;
+					this.videoContextId = 'myVideo' + numIdCurr;
+					
+					this.$nextTick(() => {
+						this.videoContext = uni.createVideoContext(this.videoContextId, this);
+						this.videoContext.play();
+					})
+					
+					if (uni.getStorageSync('token')) { //如果有token则插入
+						//插入历史记录
+						this.setHistor(this.videoList[this.current].courseId, this.videoList[this
+								.current]
+							.courseDetailsId)
+					}
+				}
+				this.getsrc(this.videoList[this.current].videoUrl, this.videoList[this.current]
+					.wxCourseDetailsId)
+				this.$forceUpdate()
+			},
 			// 资源详情
 			getDataList() {
 				let data = {
@@ -679,6 +704,11 @@
 				// #ifdef MP-TOUTIAO
 				data.dyShow = 1
 				// #endif
+				
+				if(this.page==1&&$cache_video.videoList){
+					this.videoList=$cache_video.videoList
+					return 
+				}
 				this.$Request.getT('/app/course/selectCourseDetailsList', data).then(res => {
 					if (res.code == 0) {
 						this.pages = res.data.totalPage
@@ -691,30 +721,11 @@
 							//菜单数组
 							if (this.page == 1) {
 								this.videoList = arr
+								$cache_video.set('videoList',arr)
 							} else {
 								this.videoList = [...this.videoList, ...arr]
 							}
-							if (this.page == 1) {
-								let numIdCurr = this.videoList[0].courseDetailsId;
-								this.courseId = this.videoList[0].courseId
-								this.courseDetailsId = this.videoList[0].courseDetailsId;
-								this.videoContextId = 'myVideo' + numIdCurr;
-
-								this.$nextTick(() => {
-									this.videoContext = uni.createVideoContext(this.videoContextId, this);
-									this.videoContext.play();
-								})
-
-								if (uni.getStorageSync('token')) { //如果有token则插入
-									//插入历史记录
-									this.setHistor(this.videoList[this.current].courseId, this.videoList[this
-											.current]
-										.courseDetailsId)
-								}
-							}
-							this.getsrc(this.videoList[this.current].videoUrl, this.videoList[this.current]
-								.wxCourseDetailsId)
-							this.$forceUpdate()
+							this.videoInit()
 						}
 					} else {
 						uni.showToast({