feat: Summary touched status

.eslintrc.js

@@ -4,6 +4,7 @@ module.exports = {
   ...base,
   rules: {
     ...base.rules,
+    'arrow-parens': 0,
     'no-confusing-arrow': 0,
     'no-template-curly-in-string': 0,
     'prefer-promise-reject-errors': 0,

.prettierrc

@@ -1,4 +1,5 @@
 {
+  "arrowParens": "avoid",
   "endOfLine": "lf",
   "semi": true,
   "singleQuote": true,

examples/list.tsx

@@ -22,6 +22,9 @@ const Demo = () => {
         }}
         style={{ border: '1px solid red', padding: 15 }}
         preserve={false}
+        initialValues={{
+          users: ['little'],
+        }}
       >
         <Form.Field shouldUpdate>{() => JSON.stringify(form.getFieldsValue(), null, 2)}</Form.Field>
 
@@ -101,6 +104,15 @@ const Demo = () => {
         >
           Set List Value
         </button>
+
+        <button
+          type="button"
+          onClick={() => {
+            console.log('`users` touched:', form.isFieldTouched('users'));
+          }}
+        >
+          Is List touched
+        </button>
       </div>
     </div>
   );

package.json

@@ -53,6 +53,7 @@
     "enzyme-to-json": "^3.1.4",
     "father": "^2.13.6",
     "np": "^5.0.3",
+    "prettier": "^2.1.2",
     "react": "^16.14.0",
     "react-dnd": "^8.0.3",
     "react-dnd-html5-backend": "^8.0.3",

src/Field.tsx

@@ -77,6 +77,9 @@ export interface InternalFieldProps<Values = any> {
   /** @private Passed by Form.List props. Do not use since it will break by path check. */
   isListField?: boolean;
 
+  /** @private Passed by Form.List props. Do not use since it will break by path check. */
+  isList?: boolean;
+
   /** @private Pass context as prop instead of context api
    *  since class component can not get context in constructor */
   fieldContext: InternalFormInstance;
@@ -361,6 +364,8 @@ class Field extends React.Component<InternalFieldProps, FieldState> implements F
 
   public isListField = () => this.props.isListField;
 
+  public isList = () => this.props.isList;
+
   // ============================= Child Component =============================
   public getMeta = (): Meta => {
     // Make error & validating in cache to save perf

src/List.tsx

@@ -54,7 +54,13 @@ const List: React.FunctionComponent<ListProps> = ({ name, children, rules, valid
 
   return (
     <FieldContext.Provider value={{ ...context, prefixName }}>
-      <Field name={[]} shouldUpdate={shouldUpdate} rules={rules} validateTrigger={validateTrigger}>
+      <Field
+        name={[]}
+        shouldUpdate={shouldUpdate}
+        rules={rules}
+        validateTrigger={validateTrigger}
+        isList
+      >
         {({ value = [], onChange }, meta) => {
           const { getFieldValue } = context;
           const getNewValue = () => {

src/interface.ts

@@ -98,6 +98,7 @@ export interface FieldEntity {
   isFieldDirty: () => boolean;
   isFieldValidating: () => boolean;
   isListField: () => boolean;
+  isList: () => boolean;
   validateRules: (options?: ValidateOptions) => Promise<string[]>;
   getMeta: () => Meta;
   getNamePath: () => InternalNamePath;

src/useForm.ts

@@ -211,11 +211,11 @@ export class FormStore {
       const namePath =
         'INVALIDATE_NAME_PATH' in entity ? entity.INVALIDATE_NAME_PATH : entity.getNamePath();
 
-        // Ignore when it's a list item and not specific the namePath,
-        // since parent field is already take in count
-        if (!nameList && (entity as FieldEntity).isListField?.()) {
-          return;
-        }
+      // Ignore when it's a list item and not specific the namePath,
+      // since parent field is already take in count
+      if (!nameList && (entity as FieldEntity).isListField?.()) {
+        return;
+      }
 
       if (!filterFunc) {
         filteredNameList.push(namePath);
@@ -287,22 +287,41 @@ export class FormStore {
       isAllFieldsTouched = arg1;
     }
 
-    const testTouched = (field: FieldEntity) => {
-      // Not provide `nameList` will check all the fields
-      if (!namePathList) {
-        return field.isFieldTouched();
-      }
+    const fieldEntities = this.getFieldEntities(true);
+    const isFieldTouched = (field: FieldEntity) => field.isFieldTouched();
+
+    // ===== Will get fully compare when not config namePathList =====
+    if (!namePathList) {
+      return isAllFieldsTouched
+        ? fieldEntities.every(isFieldTouched)
+        : fieldEntities.some(isFieldTouched);
+    }
+
+    // Generate a nest tree for validate
+    const map = new NameMap<FieldEntity[]>();
+    namePathList.forEach(shortNamePath => {
+      map.set(shortNamePath, []);
+    });
 
+    fieldEntities.forEach(field => {
       const fieldNamePath = field.getNamePath();
-      if (containsNamePath(namePathList, fieldNamePath)) {
-        return field.isFieldTouched();
-      }
-      return isAllFieldsTouched;
-    };
+
+      // Find matched entity and put into list
+      namePathList.forEach(shortNamePath => {
+        if (shortNamePath.every((nameUnit, i) => fieldNamePath[i] === nameUnit)) {
+          map.update(shortNamePath, list => [...list, field]);
+        }
+      });
+    });
+
+    // Check if NameMap value is touched
+    const isNamePathListTouched = (entities: FieldEntity[]) => entities.some(isFieldTouched);
+
+    const namePathListEntities = map.map(({ value }) => value);
 
     return isAllFieldsTouched
-      ? this.getFieldEntities(true).every(testTouched)
-      : this.getFieldEntities(true).some(testTouched);
+      ? namePathListEntities.every(isNamePathListTouched)
+      : namePathListEntities.some(isNamePathListTouched);
   };
 
   private isFieldTouched = (name: NamePath) => {

tests/list.test.tsx

@@ -4,7 +4,7 @@ import { mount, ReactWrapper } from 'enzyme';
 import { resetWarned } from 'rc-util/lib/warning';
 import Form, { Field, List, FormProps } from '../src';
 import { ListField, ListOperations, ListProps } from '../src/List';
-import { Meta } from '../src/interface';
+import { FormInstance, Meta } from '../src/interface';
 import { Input } from './common/InfoField';
 import { changeValue, getField } from './common';
 import timeout from './common/timeout';
@@ -646,4 +646,97 @@ describe('Form.List', () => {
     wrapper.find('button').simulate('click');
     expect(onValuesChange).toHaveBeenCalledWith(expect.anything(), { list: [{ first: 'light' }] });
   });
+
+  describe('isFieldTouched edge case', () => {
+    it('virtual object', () => {
+      const formRef = React.createRef<FormInstance>();
+      const wrapper = mount(
+        <Form ref={formRef}>
+          <Form.Field name={['user', 'name']}>
+            <Input />
+          </Form.Field>
+          <Form.Field name={['user', 'age']}>
+            <Input />
+          </Form.Field>
+        </Form>,
+      );
+
+      // Not changed
+      expect(formRef.current.isFieldTouched('user')).toBeFalsy();
+      expect(formRef.current.isFieldsTouched(['user'], false)).toBeFalsy();
+      expect(formRef.current.isFieldsTouched(['user'], true)).toBeFalsy();
+
+      // Changed
+      wrapper
+        .find('input')
+        .first()
+        .simulate('change', { target: { value: '' } });
+
+      expect(formRef.current.isFieldTouched('user')).toBeTruthy();
+      expect(formRef.current.isFieldsTouched(['user'], false)).toBeTruthy();
+      expect(formRef.current.isFieldsTouched(['user'], true)).toBeTruthy();
+    });
+
+    it('List children change', () => {
+      const [wrapper] = generateForm(
+        fields => (
+          <div>
+            {fields.map(field => (
+              <Field {...field}>
+                <Input />
+              </Field>
+            ))}
+          </div>
+        ),
+        {
+          initialValues: { list: ['light', 'bamboo'] },
+        },
+      );
+
+      // Not changed yet
+      expect(form.isFieldTouched('list')).toBeFalsy();
+      expect(form.isFieldsTouched(['list'], false)).toBeFalsy();
+      expect(form.isFieldsTouched(['list'], true)).toBeFalsy();
+
+      // Change children value
+      wrapper
+        .find('input')
+        .first()
+        .simulate('change', { target: { value: 'little' } });
+
+      expect(form.isFieldTouched('list')).toBeTruthy();
+      expect(form.isFieldsTouched(['list'], false)).toBeTruthy();
+      expect(form.isFieldsTouched(['list'], true)).toBeTruthy();
+    });
+
+    it('List self change', () => {
+      const [wrapper] = generateForm((fields, opt) => (
+        <div>
+          {fields.map(field => (
+            <Field {...field}>
+              <Input />
+            </Field>
+          ))}
+          <button
+            type="button"
+            onClick={() => {
+              opt.add();
+            }}
+          />
+        </div>
+      ));
+
+      // Not changed yet
+      expect(form.isFieldTouched('list')).toBeFalsy();
+      expect(form.isFieldsTouched(['list'], false)).toBeFalsy();
+      expect(form.isFieldsTouched(['list'], true)).toBeFalsy();
+
+      // Change children value
+      wrapper.find('button').simulate('click');
+
+      expect(form.isFieldTouched('list')).toBeTruthy();
+      expect(form.isFieldsTouched(['list'], false)).toBeTruthy();
+      expect(form.isFieldsTouched(['list'], true)).toBeTruthy();
+    });
+  });
 });