angular-delegate.mjs 25 KB

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  1. import { ApplicationRef, NgZone, Injectable, Injector, inject, createComponent, InjectionToken, } from '@angular/core';
  2. import { LIFECYCLE_DID_ENTER, LIFECYCLE_DID_LEAVE, LIFECYCLE_WILL_ENTER, LIFECYCLE_WILL_LEAVE, LIFECYCLE_WILL_UNLOAD, } from '@ionic/core/components';
  3. import { NavParams } from '../directives/navigation/nav-params';
  4. import { ConfigToken } from './config';
  5. import * as i0 from "@angular/core";
  6. // TODO(FW-2827): types
  7. export class AngularDelegate {
  8. zone = inject(NgZone);
  9. applicationRef = inject(ApplicationRef);
  10. config = inject(ConfigToken);
  11. create(environmentInjector, injector, elementReferenceKey) {
  12. return new AngularFrameworkDelegate(environmentInjector, injector, this.applicationRef, this.zone, elementReferenceKey, this.config.useSetInputAPI ?? false);
  13. }
  14. /** @nocollapse */ static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: AngularDelegate, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
  15. /** @nocollapse */ static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: AngularDelegate });
  16. }
  17. i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: AngularDelegate, decorators: [{
  18. type: Injectable
  19. }] });
  20. export class AngularFrameworkDelegate {
  21. environmentInjector;
  22. injector;
  23. applicationRef;
  24. zone;
  25. elementReferenceKey;
  26. enableSignalsSupport;
  27. elRefMap = new WeakMap();
  28. elEventsMap = new WeakMap();
  29. constructor(environmentInjector, injector, applicationRef, zone, elementReferenceKey, enableSignalsSupport) {
  30. this.environmentInjector = environmentInjector;
  31. this.injector = injector;
  32. this.applicationRef = applicationRef;
  33. this.zone = zone;
  34. this.elementReferenceKey = elementReferenceKey;
  35. this.enableSignalsSupport = enableSignalsSupport;
  36. }
  37. attachViewToDom(container, component, params, cssClasses) {
  38. return this.zone.run(() => {
  39. return new Promise((resolve) => {
  40. const componentProps = {
  41. ...params,
  42. };
  43. /**
  44. * Ionic Angular passes a reference to a modal
  45. * or popover that can be accessed using a
  46. * variable in the overlay component. If
  47. * elementReferenceKey is defined, then we should
  48. * pass a reference to the component using
  49. * elementReferenceKey as the key.
  50. */
  51. if (this.elementReferenceKey !== undefined) {
  52. componentProps[this.elementReferenceKey] = container;
  53. }
  54. const el = attachView(this.zone, this.environmentInjector, this.injector, this.applicationRef, this.elRefMap, this.elEventsMap, container, component, componentProps, cssClasses, this.elementReferenceKey, this.enableSignalsSupport);
  55. resolve(el);
  56. });
  57. });
  58. }
  59. removeViewFromDom(_container, component) {
  60. return this.zone.run(() => {
  61. return new Promise((resolve) => {
  62. const componentRef = this.elRefMap.get(component);
  63. if (componentRef) {
  64. componentRef.destroy();
  65. this.elRefMap.delete(component);
  66. const unbindEvents = this.elEventsMap.get(component);
  67. if (unbindEvents) {
  68. unbindEvents();
  69. this.elEventsMap.delete(component);
  70. }
  71. }
  72. resolve();
  73. });
  74. });
  75. }
  76. }
  77. export const attachView = (zone, environmentInjector, injector, applicationRef, elRefMap, elEventsMap, container, component, params, cssClasses, elementReferenceKey, enableSignalsSupport) => {
  78. /**
  79. * Wraps the injector with a custom injector that
  80. * provides NavParams to the component.
  81. *
  82. * NavParams is a legacy feature from Ionic v3 that allows
  83. * Angular developers to provide data to a component
  84. * and access it by providing NavParams as a dependency
  85. * in the constructor.
  86. *
  87. * The modern approach is to access the data directly
  88. * from the component's class instance.
  89. */
  90. const childInjector = Injector.create({
  91. providers: getProviders(params),
  92. parent: injector,
  93. });
  94. const componentRef = createComponent(component, {
  95. environmentInjector,
  96. elementInjector: childInjector,
  97. });
  98. const instance = componentRef.instance;
  99. const hostElement = componentRef.location.nativeElement;
  100. if (params) {
  101. /**
  102. * For modals and popovers, a reference to the component is
  103. * added to `params` during the call to attachViewToDom. If
  104. * a reference using this name is already set, this means
  105. * the app is trying to use the name as a component prop,
  106. * which will cause collisions.
  107. */
  108. if (elementReferenceKey && instance[elementReferenceKey] !== undefined) {
  109. console.error(`[Ionic Error]: ${elementReferenceKey} is a reserved property when using ${container.tagName.toLowerCase()}. Rename or remove the "${elementReferenceKey}" property from ${component.name}.`);
  110. }
  111. /**
  112. * Angular 14.1 added support for setInput
  113. * so we need to fall back to Object.assign
  114. * for Angular 14.0.
  115. */
  116. if (enableSignalsSupport === true && componentRef.setInput !== undefined) {
  117. const { modal, popover, ...otherParams } = params;
  118. /**
  119. * Any key/value pairs set in componentProps
  120. * must be set as inputs on the component instance.
  121. */
  122. for (const key in otherParams) {
  123. componentRef.setInput(key, otherParams[key]);
  124. }
  125. /**
  126. * Using setInput will cause an error when
  127. * setting modal/popover on a component that
  128. * does not define them as an input. For backwards
  129. * compatibility purposes we fall back to using
  130. * Object.assign for these properties.
  131. */
  132. if (modal !== undefined) {
  133. Object.assign(instance, { modal });
  134. }
  135. if (popover !== undefined) {
  136. Object.assign(instance, { popover });
  137. }
  138. }
  139. else {
  140. Object.assign(instance, params);
  141. }
  142. }
  143. if (cssClasses) {
  144. for (const cssClass of cssClasses) {
  145. hostElement.classList.add(cssClass);
  146. }
  147. }
  148. const unbindEvents = bindLifecycleEvents(zone, instance, hostElement);
  149. container.appendChild(hostElement);
  150. applicationRef.attachView(componentRef.hostView);
  151. elRefMap.set(hostElement, componentRef);
  152. elEventsMap.set(hostElement, unbindEvents);
  153. return hostElement;
  154. };
  155. const LIFECYCLES = [
  156. LIFECYCLE_WILL_ENTER,
  157. LIFECYCLE_DID_ENTER,
  158. LIFECYCLE_WILL_LEAVE,
  159. LIFECYCLE_DID_LEAVE,
  160. LIFECYCLE_WILL_UNLOAD,
  161. ];
  162. export const bindLifecycleEvents = (zone, instance, element) => {
  163. return zone.run(() => {
  164. const unregisters = LIFECYCLES.filter((eventName) => typeof instance[eventName] === 'function').map((eventName) => {
  165. const handler = (ev) => instance[eventName](ev.detail);
  166. element.addEventListener(eventName, handler);
  167. return () => element.removeEventListener(eventName, handler);
  168. });
  169. return () => unregisters.forEach((fn) => fn());
  170. });
  171. };
  172. const NavParamsToken = new InjectionToken('NavParamsToken');
  173. const getProviders = (params) => {
  174. return [
  175. {
  176. provide: NavParamsToken,
  177. useValue: params,
  178. },
  179. {
  180. provide: NavParams,
  181. useFactory: provideNavParamsInjectable,
  182. deps: [NavParamsToken],
  183. },
  184. ];
  185. };
  186. const provideNavParamsInjectable = (params) => {
  187. return new NavParams(params);
  188. };
  189. //# 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{\n  ApplicationRef,\n  NgZone,\n  Injectable,\n  Injector,\n  EnvironmentInjector,\n  inject,\n  createComponent,\n  InjectionToken,\n  ComponentRef,\n} from '@angular/core';\nimport {\n  FrameworkDelegate,\n  LIFECYCLE_DID_ENTER,\n  LIFECYCLE_DID_LEAVE,\n  LIFECYCLE_WILL_ENTER,\n  LIFECYCLE_WILL_LEAVE,\n  LIFECYCLE_WILL_UNLOAD,\n} from '@ionic/core/components';\n\nimport { NavParams } from '../directives/navigation/nav-params';\n\nimport { ConfigToken } from './config';\n\n// TODO(FW-2827): types\n\n@Injectable()\nexport class AngularDelegate {\n  private zone = inject(NgZone);\n  private applicationRef = inject(ApplicationRef);\n  private config = inject(ConfigToken);\n\n  create(\n    environmentInjector: EnvironmentInjector,\n    injector: Injector,\n    elementReferenceKey?: string\n  ): AngularFrameworkDelegate {\n    return new AngularFrameworkDelegate(\n      environmentInjector,\n      injector,\n      this.applicationRef,\n      this.zone,\n      elementReferenceKey,\n      this.config.useSetInputAPI ?? false\n    );\n  }\n}\n\nexport class AngularFrameworkDelegate implements FrameworkDelegate {\n  private elRefMap = new WeakMap<HTMLElement, ComponentRef<any>>();\n  private elEventsMap = new WeakMap<HTMLElement, () => void>();\n\n  constructor(\n    private environmentInjector: EnvironmentInjector,\n    private injector: Injector,\n    private applicationRef: ApplicationRef,\n    private zone: NgZone,\n    private elementReferenceKey?: string,\n    private enableSignalsSupport?: boolean\n  ) {}\n\n  attachViewToDom(container: any, component: any, params?: any, cssClasses?: string[]): Promise<any> {\n    return this.zone.run(() => {\n      return new Promise((resolve) => {\n        const componentProps = {\n          ...params,\n        };\n\n        /**\n         * Ionic Angular passes a reference to a modal\n         * or popover that can be accessed using a\n         * variable in the overlay component. If\n         * elementReferenceKey is defined, then we should\n         * pass a reference to the component using\n         * elementReferenceKey as the key.\n         */\n        if (this.elementReferenceKey !== undefined) {\n          componentProps[this.elementReferenceKey] = container;\n        }\n\n        const el = attachView(\n          this.zone,\n          this.environmentInjector,\n          this.injector,\n          this.applicationRef,\n          this.elRefMap,\n          this.elEventsMap,\n          container,\n          component,\n          componentProps,\n          cssClasses,\n          this.elementReferenceKey,\n          this.enableSignalsSupport\n        );\n        resolve(el);\n      });\n    });\n  }\n\n  removeViewFromDom(_container: any, component: any): Promise<void> {\n    return this.zone.run(() => {\n      return new Promise((resolve) => {\n        const componentRef = this.elRefMap.get(component);\n        if (componentRef) {\n          componentRef.destroy();\n          this.elRefMap.delete(component);\n          const unbindEvents = this.elEventsMap.get(component);\n          if (unbindEvents) {\n            unbindEvents();\n            this.elEventsMap.delete(component);\n          }\n        }\n        resolve();\n      });\n    });\n  }\n}\n\nexport const attachView = (\n  zone: NgZone,\n  environmentInjector: EnvironmentInjector,\n  injector: Injector,\n  applicationRef: ApplicationRef,\n  elRefMap: WeakMap<HTMLElement, ComponentRef<any>>,\n  elEventsMap: WeakMap<HTMLElement, () => void>,\n  container: any,\n  component: any,\n  params: any,\n  cssClasses: string[] | undefined,\n  elementReferenceKey: string | undefined,\n  enableSignalsSupport: boolean | undefined\n): any => {\n  /**\n   * Wraps the injector with a custom injector that\n   * provides NavParams to the component.\n   *\n   * NavParams is a legacy feature from Ionic v3 that allows\n   * Angular developers to provide data to a component\n   * and access it by providing NavParams as a dependency\n   * in the constructor.\n   *\n   * The modern approach is to access the data directly\n   * from the component's class instance.\n   */\n  const childInjector = Injector.create({\n    providers: getProviders(params),\n    parent: injector,\n  });\n\n  const componentRef = createComponent<any>(component, {\n    environmentInjector,\n    elementInjector: childInjector,\n  });\n\n  const instance = componentRef.instance;\n  const hostElement = componentRef.location.nativeElement;\n\n  if (params) {\n    /**\n     * For modals and popovers, a reference to the component is\n     * added to `params` during the call to attachViewToDom. If\n     * a reference using this name is already set, this means\n     * the app is trying to use the name as a component prop,\n     * which will cause collisions.\n     */\n    if (elementReferenceKey && instance[elementReferenceKey] !== undefined) {\n      console.error(\n        `[Ionic Error]: ${elementReferenceKey} is a reserved property when using ${container.tagName.toLowerCase()}. Rename or remove the \"${elementReferenceKey}\" property from ${\n          component.name\n        }.`\n      );\n    }\n\n    /**\n     * Angular 14.1 added support for setInput\n     * so we need to fall back to Object.assign\n     * for Angular 14.0.\n     */\n    if (enableSignalsSupport === true && componentRef.setInput !== undefined) {\n      const { modal, popover, ...otherParams } = params;\n      /**\n       * Any key/value pairs set in componentProps\n       * must be set as inputs on the component instance.\n       */\n      for (const key in otherParams) {\n        componentRef.setInput(key, otherParams[key]);\n      }\n\n      /**\n       * Using setInput will cause an error when\n       * setting modal/popover on a component that\n       * does not define them as an input. For backwards\n       * compatibility purposes we fall back to using\n       * Object.assign for these properties.\n       */\n      if (modal !== undefined) {\n        Object.assign(instance, { modal });\n      }\n\n      if (popover !== undefined) {\n        Object.assign(instance, { popover });\n      }\n    } else {\n      Object.assign(instance, params);\n    }\n  }\n  if (cssClasses) {\n    for (const cssClass of cssClasses) {\n      hostElement.classList.add(cssClass);\n    }\n  }\n  const unbindEvents = bindLifecycleEvents(zone, instance, hostElement);\n  container.appendChild(hostElement);\n\n  applicationRef.attachView(componentRef.hostView);\n\n  elRefMap.set(hostElement, componentRef);\n  elEventsMap.set(hostElement, unbindEvents);\n  return hostElement;\n};\n\nconst LIFECYCLES = [\n  LIFECYCLE_WILL_ENTER,\n  LIFECYCLE_DID_ENTER,\n  LIFECYCLE_WILL_LEAVE,\n  LIFECYCLE_DID_LEAVE,\n  LIFECYCLE_WILL_UNLOAD,\n];\n\nexport const bindLifecycleEvents = (zone: NgZone, instance: any, element: HTMLElement): (() => void) => {\n  return zone.run(() => {\n    const unregisters = LIFECYCLES.filter((eventName) => typeof instance[eventName] === 'function').map((eventName) => {\n      const handler = (ev: any) => instance[eventName](ev.detail);\n      element.addEventListener(eventName, handler);\n      return () => element.removeEventListener(eventName, handler);\n    });\n    return () => unregisters.forEach((fn) => fn());\n  });\n};\n\nconst NavParamsToken = new InjectionToken<any>('NavParamsToken');\n\nconst getProviders = (params: { [key: string]: any }) => {\n  return [\n    {\n      provide: NavParamsToken,\n      useValue: params,\n    },\n    {\n      provide: NavParams,\n      useFactory: provideNavParamsInjectable,\n      deps: [NavParamsToken],\n    },\n  ];\n};\n\nconst provideNavParamsInjectable = (params: { [key: string]: any }) => {\n  return new NavParams(params);\n};\n"]}