修复表单构建移除所有控件后切换路由回来空白问题

ruoyi-ui/src/utils/generator/drawingDefault.js

@@ -1,5 +1,8 @@
-export default [
-  {
+export const drawingDefaultValue = []
+
+export function initDrawingDefaultValue() {
+  if (drawingDefaultValue.length === 0) {
+    drawingDefaultValue.push({
       layout: 'colFormItem',
       tagIcon: 'input',
       label: '手机号',
@@ -9,7 +12,7 @@ export default [
       placeholder: '请输入手机号',
       defaultValue: '',
       span: 24,
-    style: { width: '100%' },
+      style: {width: '100%'},
       clearable: true,
       prepend: '',
       append: '',
@@ -25,5 +28,10 @@ export default [
         pattern: '/^1(3|4|5|7|8|9)\\d{9}$/',
         message: '手机号格式错误'
       }]
+    })
   }
-]
+}
+
+export function cleanDrawingDefaultValue() {
+  drawingDefaultValue.splice(0, drawingDefaultValue.length)
+}

ruoyi-ui/src/views/tool/build/index.vue

@@ -146,7 +146,7 @@ import { beautifierConf, titleCase } from '@/utils/index'
 import { makeUpHtml, vueTemplate, vueScript, cssStyle } from '@/utils/generator/html'
 import { makeUpJs } from '@/utils/generator/js'
 import { makeUpCss } from '@/utils/generator/css'
-import drawingDefault from '@/utils/generator/drawingDefault'
+import { drawingDefaultValue, initDrawingDefaultValue, cleanDrawingDefaultValue } from '@/utils/generator/drawingDefault'
 import logo from '@/assets/logo/logo.png'
 import CodeTypeDialog from './CodeTypeDialog'
 import DraggableItem from './DraggableItem'
@@ -171,17 +171,20 @@ export default {
       selectComponents,
       layoutComponents,
       labelWidth: 100,
-      drawingList: drawingDefault,
+      drawingList: drawingDefaultValue,
       drawingData: {},
-      activeId: drawingDefault[0].formId,
+      activeId: drawingDefaultValue[0].formId,
       drawerVisible: false,
       formData: {},
       dialogVisible: false,
       generateConf: null,
       showFileName: false,
-      activeData: drawingDefault[0]
+      activeData: drawingDefaultValue[0]
     }
   },
+  beforeCreate() {
+    initDrawingDefaultValue()
+  },
   created() {
     // 防止 firefox 下 拖拽 会新打卡一个选项卡
     document.body.ondrop = event => {
@@ -284,6 +287,7 @@ export default {
       this.$confirm('确定要清空所有组件吗？', '提示', { type: 'warning' }).then(
         () => {
           this.drawingList = []
+          cleanDrawingDefaultValue()
         }
       )
     },