定时刷新

src/pages/index.vue

@@ -142,6 +142,7 @@ export default {
   },
   data () {
     return {
+      timer: null,
       options1: [],
       sCode: '',
       nCode: '',
@@ -176,9 +177,15 @@ export default {
   mounted () {
     this._queryAllPoints()
     this._queryMaterials()
-    this._queryAreas()
+    // this._queryAreas()
+    this.refresh()
     this._queryTaskIds()
   },
+  beforeDestroy () {
+    if (this.timer !== null) {
+      clearInterval(this.timer)
+    }
+  },
   methods: {
     back () {
       let flag = !!(document.fullscreenElement || document.mozFullscreenElement || document.webkitFullscreenElement || document.msFullscreenElement)
@@ -195,6 +202,12 @@ export default {
       }
       this.$router.push('/setup')
     },
+    refresh () {
+      this._queryAreas()
+      this.timer = setInterval(() => {
+        this._queryAreas()
+      }, 3000)
+    },
     async _queryAllPoints () {
       let res = await queryAllPoints()
       this.options1 = [...res]