params插入空值问题修改

src/views/template/incomeWmsLabel.vue

@@ -445,19 +445,22 @@ export default {
     submitForm: function() {
       this.$refs['form'].validate(valid => {
         if (valid) {
-          if (this.paramsItems.length > 0) {
-            if (this.paramsItems.length === 1 && this.paramsItems[0].key === '') {
-              this.form.params = null
-            } else {
-              // 4.校验paramsItems的值
-              const list = this.filterArray(this.paramsItems)
-              this.form.params = JSON.stringify(list.reduce((obj, item) => {
-                obj[item.key] = item.value
-                return obj
-              }, {}))
+          let isNull = true
+          this.paramsItems.forEach(item => {
+            if (item.key !== '' && item.key !== null) {
+              isNull = false
             }
+          })
+          if (isNull) {
+            this.form.params = null
+          } else {
+            // 4.校验paramsItems的值
+            const list = this.filterArray(this.paramsItems)
+            this.form.params = JSON.stringify(list.reduce((obj, item) => {
+              obj[item.key] = item.value
+              return obj
+            }, {}))
           }
-
           if (this.form.businessId !== undefined) {
             this.addLoading = true
             updateIncomeWmsLabel(this.form).then(response => {