feat: 置空添加前置逻辑

src/components/formFields/form/index.tsx

@@ -499,7 +499,7 @@ export default class FormField extends Field<FormFieldConfig, IFormField, Array<
                           if (!ConditionHelper(formFieldConfig.condition, { record: itemValue, data: this.props.data, step: this.props.step })) {
                             if (!this.formFieldsMountedList[index]) this.formFieldsMountedList[index] = []
                             this.formFieldsMountedList[index][fieldIndex] = false
-                            this.formFieldsList[index][fieldIndex] = null
+                            this.formFieldsList[index] && (this.formFieldsList[index][fieldIndex] = null)
                             return null
                           }
                           const FormField = this.getALLComponents(formFieldConfig.type) || Field

src/components/formFields/group/index.tsx

@@ -314,7 +314,7 @@ export default class GroupField extends Field<GroupFieldConfig, IGroupField, any
             ? (this.props.config.fields || []).map((formFieldConfig, formFieldIndex) => {
                 if (!ConditionHelper(formFieldConfig.condition, { record: value, data: this.props.data, step: this.props.step })) {
                   this.formFieldsMounted[formFieldIndex] = false
-                  this.formFields[formFieldIndex] = null
+                  this.formFields && (this.formFields[formFieldIndex] = null)
                   return null
                 }
                 let hidden: boolean = true

src/components/formFields/tabs/index.tsx

@@ -383,7 +383,7 @@ export default class TabsField<S> extends Field<TabsFieldConfig, ITabsField, { [
                             if (!ConditionHelper(formFieldConfig.condition, { record: this.props.record, data: this.props.data, step: this.props.step })) {
                               if (!this.formFieldsMountedList[index]) this.formFieldsMountedList[index] = []
                               this.formFieldsMountedList[index][formFieldIndex] = false
-                              this.formFieldsList[index][formFieldIndex] = null
+                              this.formFieldsList[index] && (this.formFieldsList[index][formFieldIndex] = null)
                               return null
                             }
                             let hidden: boolean = true

src/steps/form/index.tsx

@@ -660,7 +660,7 @@ export default class FormStep extends Step<FormConfig, FormState> {
             children: fields.map((formFieldConfig, formFieldIndex) => {
               if (!ConditionHelper(formFieldConfig.condition, { record: formValue, data, step })) {
                 this.formFieldsMounted[formFieldIndex] = false
-                this.formFields[formFieldIndex] = null
+                this.formFields && (this.formFields[formFieldIndex] = null)
                 return null
               }
               let hidden: boolean = true