blob: 4753b39e725522278f1f7a3eef675512574ac729 [file] [log] [blame]
/**
* @fileoverview added by tsickle
* Generated from: services/loading.factory.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Injectable, ComponentFactoryResolver, SkipSelf, Optional, } from '@angular/core';
import { Injector } from '@angular/core';
import { TemplatePortal, ComponentPortal } from '@angular/cdk/portal';
import { Overlay, OverlayConfig } from '@angular/cdk/overlay';
import { Subject } from 'rxjs';
import { distinctUntilChanged } from 'rxjs/operators';
import { TdLoadingComponent, LoadingStyle } from '../loading.component';
/**
* @record
*/
export function IInternalLoadingOptions() { }
if (false) {
/** @type {?|undefined} */
IInternalLoadingOptions.prototype.height;
/** @type {?|undefined} */
IInternalLoadingOptions.prototype.style;
}
/**
* @record
*/
export function ILoadingRef() { }
if (false) {
/** @type {?} */
ILoadingRef.prototype.observable;
/** @type {?} */
ILoadingRef.prototype.componentRef;
/** @type {?|undefined} */
ILoadingRef.prototype.subject;
/** @type {?|undefined} */
ILoadingRef.prototype.times;
}
/**
* NOTE: \@internal usage only.
*/
export class TdLoadingFactory {
/**
* @param {?} _componentFactoryResolver
* @param {?} _overlay
* @param {?} _injector
*/
constructor(_componentFactoryResolver, _overlay, _injector) {
this._componentFactoryResolver = _componentFactoryResolver;
this._overlay = _overlay;
this._injector = _injector;
}
/**
* Uses material `Overlay` services to create a DOM element and attach the loading component
* into it. Leveraging the state and configuration from it.
*
* Saves a reference in context to be called when registering/resolving the loading element.
* @param {?} options
* @return {?}
*/
createFullScreenComponent(options) {
((/** @type {?} */ (options))).height = undefined;
((/** @type {?} */ (options))).style = LoadingStyle.FullScreen;
/** @type {?} */
const loadingRef = this._initializeContext();
/** @type {?} */
let loading = false;
/** @type {?} */
let overlayRef;
loadingRef.observable.pipe(distinctUntilChanged()).subscribe((/**
* @param {?} registered
* @return {?}
*/
(registered) => {
if (registered > 0 && !loading) {
loading = true;
overlayRef = this._createOverlay();
loadingRef.componentRef = overlayRef.attach(new ComponentPortal(TdLoadingComponent));
this._mapOptions(options, loadingRef.componentRef.instance);
loadingRef.componentRef.instance.show();
loadingRef.componentRef.changeDetectorRef.detectChanges();
}
else if (registered <= 0 && loading) {
loading = false;
loadingRef.componentRef.instance.hide();
loadingRef.componentRef.destroy();
overlayRef.detach();
overlayRef.dispose();
}
}));
return loadingRef;
}
/**
* Creates a loading component dynamically and attaches it into the given viewContainerRef.
* Leverages TemplatePortals from material to inject the template inside of it so it fits
* perfectly when overlaying it.
*
* Saves a reference in context to be called when registering/resolving the loading element.
* @param {?} options
* @param {?} viewContainerRef
* @param {?} templateRef
* @return {?}
*/
createOverlayComponent(options, viewContainerRef, templateRef) {
((/** @type {?} */ (options))).height = undefined;
((/** @type {?} */ (options))).style = LoadingStyle.Overlay;
/** @type {?} */
const loadingRef = this._createComponent(options);
/** @type {?} */
let loading = false;
loadingRef.componentRef.instance.content = new TemplatePortal(templateRef, viewContainerRef);
viewContainerRef.clear();
viewContainerRef.insert(loadingRef.componentRef.hostView, 0);
loadingRef.observable.pipe(distinctUntilChanged()).subscribe((/**
* @param {?} registered
* @return {?}
*/
(registered) => {
if (registered > 0 && !loading) {
loading = true;
loadingRef.componentRef.instance.show();
}
else if (registered <= 0 && loading) {
loading = false;
loadingRef.componentRef.instance.hide();
}
}));
return loadingRef;
}
/**
* Creates a loading component dynamically and attaches it into the given viewContainerRef.
* Replaces the template with the loading component depending if it was registered or resolved.
*
* Saves a reference in context to be called when registering/resolving the loading element.
* @param {?} options
* @param {?} viewContainerRef
* @param {?} templateRef
* @param {?} context
* @return {?}
*/
createReplaceComponent(options, viewContainerRef, templateRef, context) {
/** @type {?} */
const nativeElement = (/** @type {?} */ (templateRef.elementRef.nativeElement));
((/** @type {?} */ (options))).height = nativeElement.nextElementSibling
? nativeElement.nextElementSibling.scrollHeight
: undefined;
((/** @type {?} */ (options))).style = LoadingStyle.None;
/** @type {?} */
const loadingRef = this._createComponent(options);
/** @type {?} */
let loading = false;
// passing context so when the template is attached, we can keep the reference of the variables
/** @type {?} */
const contentRef = viewContainerRef.createEmbeddedView(templateRef, context);
loadingRef.observable.pipe(distinctUntilChanged()).subscribe((/**
* @param {?} registered
* @return {?}
*/
(registered) => {
if (registered > 0 && !loading) {
loading = true;
// detach the content and attach the loader if loader is there
/** @type {?} */
const index = viewContainerRef.indexOf(loadingRef.componentRef.hostView);
if (index < 0) {
viewContainerRef.detach(viewContainerRef.indexOf(contentRef));
viewContainerRef.insert(loadingRef.componentRef.hostView, 0);
}
loadingRef.componentRef.instance.show();
}
else if (registered <= 0 && loading) {
loading = false;
loadingRef.componentRef.instance.hide();
// detach loader and attach the content if content is there
/** @type {?} */
const index = viewContainerRef.indexOf(contentRef);
if (index < 0) {
viewContainerRef.detach(viewContainerRef.indexOf(loadingRef.componentRef.hostView));
viewContainerRef.insert(contentRef, 0);
}
/**
* Need to call "markForCheck" and "detectChanges" on attached template, so its detected by parent component when attached
* with "OnPush" change detection
*/
contentRef.detectChanges();
contentRef.markForCheck();
}
}));
return loadingRef;
}
/**
* Creates a fullscreen overlay for the loading usage.
* @private
* @return {?}
*/
_createOverlay() {
/** @type {?} */
const state = new OverlayConfig();
state.hasBackdrop = false;
state.positionStrategy = this._overlay.position().global().centerHorizontally().centerVertically();
return this._overlay.create(state);
}
/**
* Creates a generic component dynamically waiting to be attached to a viewContainerRef.
* @private
* @param {?} options
* @return {?}
*/
_createComponent(options) {
/** @type {?} */
const compRef = this._initializeContext();
compRef.componentRef = this._componentFactoryResolver
.resolveComponentFactory(TdLoadingComponent)
.create(this._injector);
this._mapOptions(options, compRef.componentRef.instance);
return compRef;
}
/**
* Initialize context for loading component.
* @private
* @return {?}
*/
_initializeContext() {
/** @type {?} */
const subject = new Subject();
return {
observable: subject.asObservable(),
subject,
componentRef: undefined,
times: 0,
};
}
/**
* Maps configuration to the loading component instance.
* @private
* @param {?} options
* @param {?} instance
* @return {?}
*/
_mapOptions(options, instance) {
instance.style = options.style;
if (options.type !== undefined) {
instance.type = options.type;
}
if (options.height !== undefined) {
instance.height = options.height;
}
if (options.mode !== undefined) {
instance.mode = options.mode;
}
if (options.color !== undefined) {
instance.color = options.color;
}
}
}
TdLoadingFactory.decorators = [
{ type: Injectable }
];
/** @nocollapse */
TdLoadingFactory.ctorParameters = () => [
{ type: ComponentFactoryResolver },
{ type: Overlay },
{ type: Injector }
];
if (false) {
/**
* @type {?}
* @private
*/
TdLoadingFactory.prototype._componentFactoryResolver;
/**
* @type {?}
* @private
*/
TdLoadingFactory.prototype._overlay;
/**
* @type {?}
* @private
*/
TdLoadingFactory.prototype._injector;
}
/**
* @param {?} parent
* @param {?} componentFactoryResolver
* @param {?} overlay
* @param {?} injector
* @return {?}
*/
export function LOADING_FACTORY_PROVIDER_FACTORY(parent, componentFactoryResolver, overlay, injector) {
return parent || new TdLoadingFactory(componentFactoryResolver, overlay, injector);
}
/** @type {?} */
export const LOADING_FACTORY_PROVIDER = {
// If there is already a service available, use that. Otherwise, provide a new one.
provide: TdLoadingFactory,
deps: [[new Optional(), new SkipSelf(), TdLoadingFactory], ComponentFactoryResolver, Overlay, Injector],
useFactory: LOADING_FACTORY_PROVIDER_FACTORY,
};
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{\n  Injectable,\n  ComponentFactoryResolver,\n  ChangeDetectorRef,\n  Provider,\n  SkipSelf,\n  Optional,\n  EmbeddedViewRef,\n} from '@angular/core';\nimport { Injector, ComponentRef, ViewContainerRef, TemplateRef } from '@angular/core';\nimport { TemplatePortal, ComponentPortal } from '@angular/cdk/portal';\nimport { Overlay, OverlayConfig, OverlayRef } from '@angular/cdk/overlay';\n\nimport { Observable, Subject } from 'rxjs';\nimport { distinctUntilChanged } from 'rxjs/operators';\n\nimport { TdLoadingContext } from '../directives/loading.directive';\nimport { TdLoadingComponent, LoadingStyle } from '../loading.component';\nimport { ITdLoadingConfig } from './loading.service';\n\nexport interface IInternalLoadingOptions extends ITdLoadingConfig {\n  height?: number;\n  style?: LoadingStyle;\n}\n\nexport interface ILoadingRef {\n  observable: Observable<any>;\n  componentRef: ComponentRef<any>;\n  subject?: Subject<any>;\n  times?: number;\n}\n\n/**\n * NOTE: @internal usage only.\n */\n@Injectable()\nexport class TdLoadingFactory {\n  constructor(\n    private _componentFactoryResolver: ComponentFactoryResolver,\n    private _overlay: Overlay,\n    private _injector: Injector,\n  ) {}\n\n  /**\n   * Uses material `Overlay` services to create a DOM element and attach the loading component\n   * into it. Leveraging the state and configuration from it.\n   *\n   * Saves a reference in context to be called when registering/resolving the loading element.\n   */\n  public createFullScreenComponent(options: ITdLoadingConfig): ILoadingRef {\n    (<IInternalLoadingOptions>options).height = undefined;\n    (<IInternalLoadingOptions>options).style = LoadingStyle.FullScreen;\n    const loadingRef: ILoadingRef = this._initializeContext();\n    let loading: boolean = false;\n    let overlayRef: OverlayRef;\n    loadingRef.observable.pipe(distinctUntilChanged()).subscribe((registered: number) => {\n      if (registered > 0 && !loading) {\n        loading = true;\n        overlayRef = this._createOverlay();\n        loadingRef.componentRef = overlayRef.attach(new ComponentPortal(TdLoadingComponent));\n        this._mapOptions(options, loadingRef.componentRef.instance);\n        loadingRef.componentRef.instance.show();\n        loadingRef.componentRef.changeDetectorRef.detectChanges();\n      } else if (registered <= 0 && loading) {\n        loading = false;\n        loadingRef.componentRef.instance.hide();\n        loadingRef.componentRef.destroy();\n        overlayRef.detach();\n        overlayRef.dispose();\n      }\n    });\n    return loadingRef;\n  }\n\n  /**\n   * Creates a loading component dynamically and attaches it into the given viewContainerRef.\n   * Leverages TemplatePortals from material to inject the template inside of it so it fits\n   * perfectly when overlaying it.\n   *\n   * Saves a reference in context to be called when registering/resolving the loading element.\n   */\n  public createOverlayComponent(\n    options: ITdLoadingConfig,\n    viewContainerRef: ViewContainerRef,\n    templateRef: TemplateRef<object>,\n  ): ILoadingRef {\n    (<IInternalLoadingOptions>options).height = undefined;\n    (<IInternalLoadingOptions>options).style = LoadingStyle.Overlay;\n    const loadingRef: ILoadingRef = this._createComponent(options);\n    let loading: boolean = false;\n    loadingRef.componentRef.instance.content = new TemplatePortal(templateRef, viewContainerRef);\n    viewContainerRef.clear();\n    viewContainerRef.insert(loadingRef.componentRef.hostView, 0);\n    loadingRef.observable.pipe(distinctUntilChanged()).subscribe((registered: number) => {\n      if (registered > 0 && !loading) {\n        loading = true;\n        loadingRef.componentRef.instance.show();\n      } else if (registered <= 0 && loading) {\n        loading = false;\n        loadingRef.componentRef.instance.hide();\n      }\n    });\n    return loadingRef;\n  }\n\n  /**\n   * Creates a loading component dynamically and attaches it into the given viewContainerRef.\n   * Replaces the template with the loading component depending if it was registered or resolved.\n   *\n   * Saves a reference in context to be called when registering/resolving the loading element.\n   */\n  public createReplaceComponent(\n    options: ITdLoadingConfig,\n    viewContainerRef: ViewContainerRef,\n    templateRef: TemplateRef<object>,\n    context: TdLoadingContext,\n  ): ILoadingRef {\n    const nativeElement: HTMLElement = <HTMLElement>templateRef.elementRef.nativeElement;\n    (<IInternalLoadingOptions>options).height = nativeElement.nextElementSibling\n      ? nativeElement.nextElementSibling.scrollHeight\n      : undefined;\n    (<IInternalLoadingOptions>options).style = LoadingStyle.None;\n    const loadingRef: ILoadingRef = this._createComponent(options);\n    let loading: boolean = false;\n    // passing context so when the template is attached, we can keep the reference of the variables\n    const contentRef: EmbeddedViewRef<object> = viewContainerRef.createEmbeddedView(templateRef, context);\n    loadingRef.observable.pipe(distinctUntilChanged()).subscribe((registered: number) => {\n      if (registered > 0 && !loading) {\n        loading = true;\n        // detach the content and attach the loader if loader is there\n        const index: number = viewContainerRef.indexOf(loadingRef.componentRef.hostView);\n        if (index < 0) {\n          viewContainerRef.detach(viewContainerRef.indexOf(contentRef));\n          viewContainerRef.insert(loadingRef.componentRef.hostView, 0);\n        }\n        loadingRef.componentRef.instance.show();\n      } else if (registered <= 0 && loading) {\n        loading = false;\n        loadingRef.componentRef.instance.hide();\n        // detach loader and attach the content if content is there\n        const index: number = viewContainerRef.indexOf(contentRef);\n        if (index < 0) {\n          viewContainerRef.detach(viewContainerRef.indexOf(loadingRef.componentRef.hostView));\n          viewContainerRef.insert(contentRef, 0);\n        }\n        /**\n         * Need to call \"markForCheck\" and \"detectChanges\" on attached template, so its detected by parent component when attached\n         * with \"OnPush\" change detection\n         */\n        contentRef.detectChanges();\n        contentRef.markForCheck();\n      }\n    });\n    return loadingRef;\n  }\n\n  /**\n   * Creates a fullscreen overlay for the loading usage.\n   */\n  private _createOverlay(): OverlayRef {\n    const state: OverlayConfig = new OverlayConfig();\n    state.hasBackdrop = false;\n    state.positionStrategy = this._overlay.position().global().centerHorizontally().centerVertically();\n    return this._overlay.create(state);\n  }\n\n  /**\n   * Creates a generic component dynamically waiting to be attached to a viewContainerRef.\n   */\n  private _createComponent(options: IInternalLoadingOptions): ILoadingRef {\n    const compRef: ILoadingRef = this._initializeContext();\n    compRef.componentRef = this._componentFactoryResolver\n      .resolveComponentFactory(TdLoadingComponent)\n      .create(this._injector);\n    this._mapOptions(options, compRef.componentRef.instance);\n    return compRef;\n  }\n\n  /**\n   * Initialize context for loading component.\n   */\n  private _initializeContext(): ILoadingRef {\n    const subject: Subject<any> = new Subject<any>();\n    return {\n      observable: subject.asObservable(),\n      subject,\n      componentRef: undefined,\n      times: 0,\n    };\n  }\n\n  /**\n   * Maps configuration to the loading component instance.\n   */\n  private _mapOptions(options: IInternalLoadingOptions, instance: TdLoadingComponent): void {\n    instance.style = options.style;\n    if (options.type !== undefined) {\n      instance.type = options.type;\n    }\n    if (options.height !== undefined) {\n      instance.height = options.height;\n    }\n    if (options.mode !== undefined) {\n      instance.mode = options.mode;\n    }\n    if (options.color !== undefined) {\n      instance.color = options.color;\n    }\n  }\n}\n\nexport function LOADING_FACTORY_PROVIDER_FACTORY(\n  parent: TdLoadingFactory,\n  componentFactoryResolver: ComponentFactoryResolver,\n  overlay: Overlay,\n  injector: Injector,\n): TdLoadingFactory {\n  return parent || new TdLoadingFactory(componentFactoryResolver, overlay, injector);\n}\n\nexport const LOADING_FACTORY_PROVIDER: Provider = {\n  // If there is already a service available, use that. Otherwise, provide a new one.\n  provide: TdLoadingFactory,\n  deps: [[new Optional(), new SkipSelf(), TdLoadingFactory], ComponentFactoryResolver, Overlay, Injector],\n  useFactory: LOADING_FACTORY_PROVIDER_FACTORY,\n};\n"]}