fix: 5758 现场需求：质量目标，质量指标统计，需要实现分专业组统计

src/views/component/target/frequencyDate.vue

@@ -137,14 +137,20 @@ export default {
     }
   },
   watch: {
-    formData: {
+    'formData.chaXunYuJu': {
       handler(val) {
-        if (!this.isInitialized && val.chaXunYuJu) {
-          this.pageData = JSON.parse(val.chaXunYuJu)
-          this.isInitialized = true
+        console.log('val===>', val)
+        if (val) {
+          this.pageData = JSON.parse(val)
+        } else {
+          this.pageData = {
+            month: [0, null],
+            quarter: [],
+            halfYear: [],
+            year: []
+          }
         }
-      },
-      deep: true
+      }
     },
     pageData: {
       handler(val) {