CardView - implement OptionsController

packages/devextreme/js/__internal/grids/new/card_view/options_controller.ts

@@ -0,0 +1,7 @@
+import { OptionsController } from '@ts/grids/new/grid_core/options_controller/options_controller_base';
+
+import type { defaultOptions, Options } from './options';
+
+class CardViewOptionsController extends OptionsController<Options, typeof defaultOptions> {}
+
+export { CardViewOptionsController as OptionsController };

packages/devextreme/js/__internal/grids/new/card_view/widget.ts

@@ -4,15 +4,21 @@
 import registerComponent from '@js/core/component_registrator';
 import $ from '@js/core/renderer';
 import { MainView as MainViewBase } from '@ts/grids/new/grid_core/main_view';
+import { OptionsController as OptionsControllerBase } from '@ts/grids/new/grid_core/options_controller/options_controller';
 import { GridCoreNew } from '@ts/grids/new/grid_core/widget';
 
 import { MainView } from './main_view';
 import { defaultOptions } from './options';
+import { OptionsController } from './options_controller';
 
 export class CardViewBase extends GridCoreNew {
   protected _registerDIContext(): void {
     super._registerDIContext();
     this.diContext.register(MainViewBase, MainView);
+
+    const optionsController = new OptionsController(this);
+    this.diContext.registerInstance(OptionsController, optionsController);
+    this.diContext.registerInstance(OptionsControllerBase, optionsController);
   }
 
   protected _initMarkup(): void {

packages/devextreme/js/__internal/grids/new/grid_core/options_controller/options_controller.mock.ts

@@ -0,0 +1,6 @@
+import type { defaultOptions, Options } from '../options';
+import { OptionsControllerMock as OptionsControllerBaseMock } from './options_controller_base.mock';
+
+export class OptionsControllerMock extends OptionsControllerBaseMock<
+Options, typeof defaultOptions
+> {}

packages/devextreme/js/__internal/grids/new/grid_core/options_controller/options_controller.ts

@@ -0,0 +1,7 @@
+/* eslint-disable @typescript-eslint/ban-types */
+import type { defaultOptions, Options } from '../options';
+import { OptionsController as OptionsControllerBase } from './options_controller_base';
+
+class GridCoreOptionsController extends OptionsControllerBase<Options, typeof defaultOptions> {}
+
+export { GridCoreOptionsController as OptionsController };

packages/devextreme/js/__internal/grids/new/grid_core/options_controller/options_controller_base.mock.ts

@@ -0,0 +1,26 @@
+/* eslint-disable max-classes-per-file */
+/* eslint-disable @typescript-eslint/no-unsafe-return */
+/* eslint-disable max-len */
+/* eslint-disable spellcheck/spell-checker */
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+/* eslint-disable @typescript-eslint/no-explicit-any */
+import { Component } from '@js/core/component';
+
+import { OptionsController } from './options_controller_base';
+
+export class OptionsControllerMock<
+  TProps,
+  TDefaultProps extends TProps,
+> extends OptionsController<TProps, TDefaultProps> {
+  private readonly componentMock: Component<TProps>;
+  constructor(options: TProps) {
+    const componentMock = new Component(options);
+    super(componentMock);
+    this.componentMock = componentMock;
+  }
+
+  public option(key?: string, value?: unknown): unknown {
+    // @ts-expect-error
+    return this.componentMock.option(key, value);
+  }
+}

packages/devextreme/js/__internal/grids/new/grid_core/options_controller/options_controller_base.test.ts

@@ -0,0 +1,99 @@
+/* eslint-disable spellcheck/spell-checker */
+/* eslint-disable @typescript-eslint/init-declarations */
+import {
+  beforeEach,
+  describe, expect, it, jest,
+} from '@jest/globals';
+import { Component } from '@js/core/component';
+
+import { OptionsController } from './options_controller_base';
+
+interface Options {
+  value?: string;
+
+  objectValue?: {
+    nestedValue?: string;
+  };
+
+  onOptionChanged?: () => void;
+}
+
+const onOptionChanged = jest.fn();
+let component: Component<Options>;
+let optionsController: OptionsController<Options>;
+
+beforeEach(() => {
+  component = new Component<Options>({
+    value: 'initialValue',
+    objectValue: { nestedValue: 'nestedInitialValue' },
+    onOptionChanged,
+  });
+  optionsController = new OptionsController<Options>(component);
+  onOptionChanged.mockReset();
+});
+
+describe('oneWay', () => {
+  describe('plain', () => {
+    it('should have initial value', () => {
+      const value = optionsController.oneWay('value');
+      expect(value.unreactive_get()).toBe('initialValue');
+    });
+
+    it('should update on options changed', () => {
+      const value = optionsController.oneWay('value');
+      const fn = jest.fn();
+
+      value.subscribe(fn);
+
+      component.option('value', 'newValue');
+      expect(fn).toHaveBeenCalledTimes(2);
+      expect(fn).toHaveBeenCalledWith('newValue');
+    });
+  });
+
+  describe('nested', () => {
+    it('should have initial value', () => {
+      const a = optionsController.oneWay('objectValue.nestedValue');
+      expect(a.unreactive_get()).toBe('nestedInitialValue');
+    });
+  });
+});
+
+describe('twoWay', () => {
+  it('should have initial value', () => {
+    const value = optionsController.twoWay('value');
+    expect(value.unreactive_get()).toBe('initialValue');
+  });
+
+  it('should update on options changed', () => {
+    const value = optionsController.twoWay('value');
+    const fn = jest.fn();
+
+    value.subscribe(fn);
+
+    component.option('value', 'newValue');
+    expect(fn).toHaveBeenCalledTimes(2);
+    expect(fn).toHaveBeenCalledWith('newValue');
+  });
+
+  it('should return new value after update', () => {
+    const value = optionsController.twoWay('value');
+    value.update('newValue');
+
+    expect(value.unreactive_get()).toBe('newValue');
+  });
+
+  it('should call optionChanged on update', () => {
+    const value = optionsController.twoWay('value');
+    value.update('newValue');
+
+    expect(onOptionChanged).toHaveBeenCalledTimes(1);
+    expect(onOptionChanged).toHaveBeenCalledWith({
+      component,
+      fullName: 'value',
+      name: 'value',
+      previousValue: 'initialValue',
+      value: 'newValue',
+    });
+  });
+});

packages/devextreme/js/__internal/grids/new/grid_core/options_controller/options_controller_base.ts

@@ -0,0 +1,171 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable @typescript-eslint/no-unsafe-return */
+/* eslint-disable spellcheck/spell-checker */
+import { Component } from '@js/core/component';
+import { getPathParts } from '@js/core/utils/data';
+import type { ChangedOptionInfo } from '@js/events';
+import type {
+  SubsGets, SubsGetsUpd,
+} from '@ts/core/reactive/index';
+import { computed, state } from '@ts/core/reactive/index';
+import type { ComponentType } from 'inferno';
+
+import { TemplateWrapper } from '../inferno_wrappers/template_wrapper';
+import type { Template } from '../types';
+
+type OwnProperty<T, TPropName extends string> =
+  TPropName extends keyof Required<T>
+    ? Required<T>[TPropName]
+    : unknown;
+
+type PropertyTypeBase<T, TProp extends string> =
+  TProp extends `${infer TOwnProp}.${infer TNestedProps}`
+    ? PropertyTypeBase<OwnProperty<T, TOwnProp>, TNestedProps>
+    : OwnProperty<T, TProp>;
+
+type PropertyType<TProps, TProp extends string> =
+  unknown extends PropertyTypeBase<TProps, TProp>
+    ? unknown
+    : PropertyTypeBase<TProps, TProp> | undefined;
+
+type PropertyWithDefaults<TProps, TDefaults, TProp extends string> =
+  unknown extends PropertyType<TDefaults, TProp>
+    ? PropertyType<TProps, TProp>
+    : NonNullable<PropertyType<TProps, TProp>> | PropertyTypeBase<TDefaults, TProp>;
+
+type TemplateProperty<TProps, TProp extends string> =
+  NonNullable<PropertyType<TProps, TProp>> extends Template<infer TTemplateProps>
+    ? ComponentType<TTemplateProps> | undefined
+    : unknown;
+
+function cloneObjectValue<T extends Record<string, unknown> | unknown[]>(
+  value: T,
+): T {
+  // @ts-expect-error
+  return Array.isArray(value) ? [...value] : { ...value };
+}
+
+function updateImmutable<T extends Record<string, unknown> | unknown[]>(
+  value: T,
+  newValue: T,
+  pathParts: string[],
+): T {
+  const [pathPart, ...restPathParts] = pathParts;
+  const ret = cloneObjectValue(value);
+
+  ret[pathPart] = restPathParts.length
+    ? updateImmutable(value[pathPart], newValue[pathPart], restPathParts)
+    : newValue[pathPart];
+
+  return ret;
+}
+
+function getValue<T>(obj: unknown, path: string): T {
+  let v: any = obj;
+  for (const pathPart of getPathParts(path)) {
+    v = v?.[pathPart];
+  }
+
+  return v;
+}
+
+export class OptionsController<TProps, TDefaultProps extends TProps = TProps> {
+  private isControlledMode = false;
+
+  private readonly props: SubsGetsUpd<TProps>;
+
+  private readonly defaults: TDefaultProps;
+
+  public static dependencies = [Component];
+
+  constructor(
+    private readonly component: Component<TProps>,
+  ) {
+    this.props = state(component.option());
+    // @ts-expect-error
+    this.defaults = component._getDefaultOptions();
+    this.updateIsControlledMode();
+
+    component.on('optionChanged', (e: ChangedOptionInfo) => {
+      this.updateIsControlledMode();
+
+      const pathParts = getPathParts(e.fullName);
+      // @ts-expect-error
+      this.props.updateFunc((oldValue) => updateImmutable(
+        // @ts-expect-error
+        oldValue,
+        component.option(),
+        pathParts,
+      ));
+    });
+  }
+
+  private updateIsControlledMode(): void {
+    const isControlledMode = this.component.option('integrationOptions.isControlledMode');
+    this.isControlledMode = (isControlledMode as boolean | undefined) ?? false;
+  }
+
+  public oneWay<TProp extends string>(
+    name: TProp,
+  ): SubsGets<PropertyWithDefaults<TProps, TDefaultProps, TProp>> {
+    const obs = computed(
+      (props) => {
+        const value = getValue(props, name);
+        /*
+          NOTE: it is better not to use '??' operator,
+          because result will be different if value is 'null'.
+          Some code works differently if undefined is passed instead of null,
+          for example dataSource's getter-setter `.filter()`
+        */
+        return value !== undefined ? value : getValue(this.defaults, name);
+      },
+      [this.props],
+    );
+
+    return obs as any;
+  }
+
+  public twoWay<TProp extends string>(
+    name: TProp,
+  ): SubsGetsUpd<PropertyWithDefaults<TProps, TDefaultProps, TProp>> {
+    const obs = state(this.component.option(name));
+    this.oneWay(name).subscribe(obs.update.bind(obs) as any);
+    return {
+      subscribe: obs.subscribe.bind(obs) as any,
+      update: (value): void => {
+        const callbackName = `on${name}Change`;
+        const callback = this.component.option(callbackName) as any;
+        const isControlled = this.isControlledMode && this.component.option(name) !== undefined;
+        if (isControlled) {
+          callback?.(value);
+        } else {
+          // @ts-expect-error
+          this.component.option(name, value);
+          callback?.(value);
+        }
+      },
+      // @ts-expect-error
+      unreactive_get: obs.unreactive_get.bind(obs),
+    };
+  }
+
+  public template<TProp extends string>(
+    name: TProp,
+  ): SubsGets<TemplateProperty<TProps, TProp>> {
+    return computed(
+      // @ts-expect-error
+      (template) => template && TemplateWrapper(this.component._getTemplate(template)) as any,
+      [this.oneWay(name)],
+    );
+  }
+
+  public action<TProp extends string>(
+    name: TProp,
+  ): SubsGets<PropertyWithDefaults<TProps, TDefaultProps, TProp>> {
+    return computed(
+      // @ts-expect-error
+      () => this.component._createActionByOption(name) as any,
+      [this.oneWay(name)],
+    );
+  }
+}

packages/devextreme/js/__internal/grids/new/grid_core/types.ts

@@ -0,0 +1,4 @@
+import type { template } from '@js/core/templates/template';
+
+// TODO
+export type Template<T> = (props: T) => HTMLDivElement | template;