fix: 下载时间重置和回放时间选择的bug

src/views/datamanager/playback/components/NvrCameraView.vue

@@ -86,6 +86,8 @@
   const downloadUrl = ref();
 
   const judgeDate = (date: Date[]) => {
+    confirmDate.value = false;
+    nvrUrl.value = undefined;
     if (date && date.length === 2) {
       const startTime = new Date(date[0]);
       const endTime = new Date(date[1]);
@@ -105,8 +107,6 @@
         dateRange.value = undefined;
         return;
       }
-      confirmDate.value = false;
-      nvrUrl.value = undefined;
     }
   };
   const handleNvrUrl = (nowTime?: Date | null) => {

src/views/datamanager/playback/components/NvrTimeSelect.vue

@@ -22,7 +22,7 @@
           alt=""
         />
         <el-icon class="icon-refresh" :size="18">
-          <Refresh />
+          <Refresh @click="startTime = ''" />
         </el-icon>
       </div>
       <div class="time-picker">
@@ -40,7 +40,7 @@
           alt=""
         />
         <el-icon class="icon-refresh" :size="18">
-          <Refresh />
+          <Refresh @click="endTime = ''" />
         </el-icon>
       </div>
 
@@ -120,7 +120,10 @@
           margin-left: 20px;
         }
         .icon-refresh {
-          color: #1677ff;
+          color: #1890ff;
+          top: 5px;
+          margin: 0 5px;
+          cursor: pointer;
         }
       }
     }