修改视频市场为30s

src/views/user/components/commitTab.vue

@@ -200,25 +200,30 @@ export default {
       this.showBoard = false;
     },
     beforeVideo(file) {
-      console.log(file)
       this.timeOutVideo = false
+      if(Array.isArray(file)){
+        file.forEach(item=>{
+          this.createVideo(item)
+        })
+      }else{
+        this.createVideo(file)
+      }
+      return true
+    },
+    createVideo(file){
       let _URL = window.URL || window.webkitURL;
       let videoUrl = _URL.createObjectURL(file);
       let audioElement = new Audio(videoUrl);
       audioElement.addEventListener("loadedmetadata", () => {
         let duration = audioElement.duration; //时长为秒，小数，182.36
+        console.log(duration)
         if (duration > 31) {
           this.timeOutVideo = true
-          this.fileList.forEach((item,index)=>{
-            if(item.file.lastModified===file.lastModified){
-              this.fileList.splice(index,1)
-            }
-          })
+          this.fileList = []
           this.$toast.fail("上传视频时长不能超过30秒");
           return false;
         }
       }); 
-      return true
     },
     // 打开日历
     onDisplay() {