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import { Overlay, OverlayConfig } from '@angular/cdk/overlay'; import { ComponentPortal, PortalInjector, TemplatePortal } from '@angular/cdk/portal'; import { Inject, Injectable, InjectionToken, Injector, Optional, SkipSelf, TemplateRef } from '@angular/core'; import { MC_SIDEPANEL_DATA, McSidepanelConfig } from './sidepanel-config'; import { McSidepanelContainerComponent, MC_SIDEPANEL_WITH_INDENT, MC_SIDEPANEL_WITH_SHADOW } from './sidepanel-container.component'; import { McSidepanelRef } from './sidepanel-ref'; import * as i0 from "@angular/core"; import * as i1 from "@angular/cdk/overlay"; import * as i2 from "./sidepanel-config"; /** Injection token that can be used to specify default sidepanel options. */ export const MC_SIDEPANEL_DEFAULT_OPTIONS = new InjectionToken('mc-sidepanel-default-options'); export class McSidepanelService { constructor(overlay, injector, defaultOptions, parentSidepanelService) { this.overlay = overlay; this.injector = injector; this.defaultOptions = defaultOptions; this.parentSidepanelService = parentSidepanelService; this.openedSidepanelsAtThisLevel = []; } /** Keeps track of the currently-open sidepanels. */ get openedSidepanels() { return this.parentSidepanelService ? this.parentSidepanelService.openedSidepanels : this.openedSidepanelsAtThisLevel; } ngOnDestroy() { // Only close the sidepanels at this level on destroy // since the parent service may still be active. this.closeSidepanels(this.openedSidepanelsAtThisLevel); } open(componentOrTemplateRef, config) { const fullConfig = Object.assign(Object.assign({}, (this.defaultOptions || new McSidepanelConfig())), config); if (fullConfig.id && this.getSidepanelById(fullConfig.id)) { throw Error(`Sidepanel with id "${fullConfig.id}" exists already. The sidepanel id must be unique.`); } const overlayRef = this.createOverlay(fullConfig); const container = this.attachContainer(overlayRef, fullConfig); const ref = new McSidepanelRef(container, overlayRef, fullConfig); if (componentOrTemplateRef instanceof TemplateRef) { container.attachTemplatePortal(new TemplatePortal(componentOrTemplateRef, null, { $implicit: fullConfig.data, sidepanelRef: ref })); } else { const injector = this.createInjector(fullConfig, ref, container); const portal = new ComponentPortal(componentOrTemplateRef, undefined, injector); const contentRef = container.attachComponentPortal(portal); ref.instance = contentRef.instance; } this.openedSidepanels.push(ref); ref.afterClosed().subscribe(() => this.removeOpenSidepanel(ref)); container.enter(); return ref; } /** * Closes all of the currently-open sidepanels. */ closeAll() { this.closeSidepanels(this.openedSidepanels); } /** * Finds an open sidepanel by its id. * @param id ID to use when looking up the sidepanel. */ getSidepanelById(id) { return this.openedSidepanels.find((sidepanel) => sidepanel.id === id); } /** * Attaches the sidepanel container component to the overlay. */ attachContainer(overlayRef, config) { const openedSidepanelsWithSamePosition = this.getOpenedSidepanelsWithSamePosition(config); // tslint:disable-next-line:deprecation const injector = new PortalInjector(this.injector, new WeakMap([ [McSidepanelConfig, config], [MC_SIDEPANEL_WITH_INDENT, openedSidepanelsWithSamePosition.length >= 1], [MC_SIDEPANEL_WITH_SHADOW, openedSidepanelsWithSamePosition.length < 2] // tslint:disable-line ])); const containerPortal = new ComponentPortal(McSidepanelContainerComponent, undefined, injector); const containerRef = overlayRef.attach(containerPortal); return containerRef.instance; } /** * Creates a custom injector to be used inside the sidepanel. This allows a component loaded inside * of a sidepanel to close itself and, optionally, to return a value. * @param config Config object that is used to construct the sidepanel. * @param sidepanelRef Reference to the sidepanel. * @param sidepanelContainer Sidepanel container element that wraps all of the contents. * @returns The custom injector that can be used inside the sidepanel. */ createInjector(config, sidepanelRef, // tslint:disable-next-line:deprecation sidepanelContainer) { // The McSidepanelContainerComponent is injected in the portal as the McSidepanelContainerComponent and // the sidepanel's content are created out of the same ViewContainerRef and as such, are siblings for injector // purposes. To allow the hierarchy that is expected, the McSidepanelContainerComponent is explicitly // added to the injection tokens. const injectionTokens = new WeakMap([ [McSidepanelContainerComponent, sidepanelContainer], [MC_SIDEPANEL_DATA, config.data], [McSidepanelRef, sidepanelRef] ]); // tslint:disable-next-line:deprecation return new PortalInjector(this.injector, injectionTokens); } /** * Creates a new overlay and places it in the correct location. * @param config The user-specified sidepanel config. */ createOverlay(config) { const overlayConfig = new OverlayConfig({ hasBackdrop: config.hasBackdrop, backdropClass: this.getBackdropClass(config), maxWidth: '100%', panelClass: config.overlayPanelClass, scrollStrategy: this.overlay.scrollStrategies.block(), positionStrategy: this.overlay.position().global() }); return this.overlay.create(overlayConfig); } closeSidepanels(sidepanels) { const reversedOpenedSidepanels = [...sidepanels.reverse()]; reversedOpenedSidepanels.forEach((sidepanelRef) => { sidepanelRef.close(); }); } getBackdropClass(config) { if (config.hasBackdrop && config.backdropClass) { return config.backdropClass; } const hasOpenedSidepanelWithBackdrop = this.openedSidepanels.some((sidepanelRef) => sidepanelRef.config.hasBackdrop); return config.requiredBackdrop || !hasOpenedSidepanelWithBackdrop ? 'cdk-overlay-dark-backdrop' : 'cdk-overlay-transparent-backdrop'; } getOpenedSidepanelsWithSamePosition(config) { return this.openedSidepanels.filter((sidepanelRef) => sidepanelRef.config.position === config.position); } /** * Removes a sidepanel from the array of open sidepanels. * @param sidepanelRef Sidepanel to be removed. */ removeOpenSidepanel(sidepanelRef) { const index = this.openedSidepanels.indexOf(sidepanelRef); if (index > -1) { this.openedSidepanels.splice(index, 1); } } } /** @nocollapse */ McSidepanelService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.2.5", ngImport: i0, type: McSidepanelService, deps: [{ token: i1.Overlay }, { token: i0.Injector }, { token: MC_SIDEPANEL_DEFAULT_OPTIONS, optional: true }, { token: McSidepanelService, optional: true, skipSelf: true }], target: i0.ɵɵFactoryTarget.Injectable }); /** @nocollapse */ McSidepanelService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.2.5", ngImport: i0, type: McSidepanelService }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.2.5", ngImport: i0, type: McSidepanelService, decorators: [{ type: Injectable }], ctorParameters: function () { return [{ type: i1.Overlay }, { type: i0.Injector }, { type: i2.McSidepanelConfig, decorators: [{ type: Optional }, { type: Inject, args: [MC_SIDEPANEL_DEFAULT_OPTIONS] }] }, { type: McSidepanelService, decorators: [{ type: Optional }, { type: SkipSelf }] }]; } }); //# 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{ Overlay, OverlayConfig, OverlayRef } from '@angular/cdk/overlay';\nimport { ComponentPortal, ComponentType, PortalInjector, TemplatePortal } from '@angular/cdk/portal';\nimport {\n    ComponentRef,\n    Inject,\n    Injectable,\n    InjectionToken,\n    Injector, OnDestroy,\n    Optional,\n    SkipSelf,\n    TemplateRef\n} from '@angular/core';\n\nimport { MC_SIDEPANEL_DATA, McSidepanelConfig } from './sidepanel-config';\nimport {\n    McSidepanelContainerComponent,\n    MC_SIDEPANEL_WITH_INDENT,\n    MC_SIDEPANEL_WITH_SHADOW\n} from './sidepanel-container.component';\nimport { McSidepanelRef } from './sidepanel-ref';\n\n\n/** Injection token that can be used to specify default sidepanel options. */\nexport const MC_SIDEPANEL_DEFAULT_OPTIONS =\n    new InjectionToken<McSidepanelConfig>('mc-sidepanel-default-options');\n\n@Injectable()\nexport class McSidepanelService implements OnDestroy {\n    private openedSidepanelsAtThisLevel: McSidepanelRef[] = [];\n\n    /** Keeps track of the currently-open sidepanels. */\n    get openedSidepanels(): McSidepanelRef[] {\n        return this.parentSidepanelService ? this.parentSidepanelService.openedSidepanels :\n            this.openedSidepanelsAtThisLevel;\n    }\n\n    constructor(\n        private overlay: Overlay,\n        private injector: Injector,\n        @Optional() @Inject(MC_SIDEPANEL_DEFAULT_OPTIONS) private defaultOptions: McSidepanelConfig,\n        @Optional() @SkipSelf() private parentSidepanelService: McSidepanelService) {\n    }\n\n    ngOnDestroy() {\n        // Only close the sidepanels at this level on destroy\n        // since the parent service may still be active.\n        this.closeSidepanels(this.openedSidepanelsAtThisLevel);\n    }\n\n    open<T, D = any>(\n        componentOrTemplateRef: ComponentType<T> | TemplateRef<T>,\n        config?: McSidepanelConfig<D>\n    ): McSidepanelRef<T> {\n        const fullConfig = {\n            ...(this.defaultOptions || new McSidepanelConfig()),\n            ...config\n        };\n\n        if (fullConfig.id && this.getSidepanelById(fullConfig.id)) {\n            throw Error(`Sidepanel with id \"${fullConfig.id}\" exists already. The sidepanel id must be unique.`);\n        }\n\n        const overlayRef = this.createOverlay(fullConfig);\n        const container = this.attachContainer(overlayRef, fullConfig);\n        const ref = new McSidepanelRef(container, overlayRef, fullConfig);\n\n        if (componentOrTemplateRef instanceof TemplateRef) {\n            container.attachTemplatePortal(new TemplatePortal<T>(componentOrTemplateRef, null!, {\n                $implicit: fullConfig.data,\n                sidepanelRef: ref\n            } as any));\n        } else {\n            const injector = this.createInjector(fullConfig, ref, container);\n            const portal = new ComponentPortal(componentOrTemplateRef, undefined, injector);\n            const contentRef = container.attachComponentPortal(portal);\n\n            ref.instance = contentRef.instance;\n        }\n\n        this.openedSidepanels.push(ref);\n        ref.afterClosed().subscribe(() => this.removeOpenSidepanel(ref));\n        container.enter();\n\n        return ref;\n    }\n\n    /**\n     * Closes all of the currently-open sidepanels.\n     */\n    closeAll(): void {\n        this.closeSidepanels(this.openedSidepanels);\n    }\n\n    /**\n     * Finds an open sidepanel by its id.\n     * @param id ID to use when looking up the sidepanel.\n     */\n    getSidepanelById(id: string): McSidepanelRef | undefined {\n        return this.openedSidepanels.find((sidepanel) => sidepanel.id === id);\n    }\n\n    /**\n     * Attaches the sidepanel container component to the overlay.\n     */\n    private attachContainer(overlayRef: OverlayRef, config: McSidepanelConfig): McSidepanelContainerComponent {\n        const openedSidepanelsWithSamePosition = this.getOpenedSidepanelsWithSamePosition(config);\n\n        // tslint:disable-next-line:deprecation\n        const injector = new PortalInjector(this.injector, new WeakMap<any>([\n            [McSidepanelConfig, config],\n            [MC_SIDEPANEL_WITH_INDENT, openedSidepanelsWithSamePosition.length >= 1],\n            [MC_SIDEPANEL_WITH_SHADOW, openedSidepanelsWithSamePosition.length < 2] // tslint:disable-line\n        ]));\n\n        const containerPortal = new ComponentPortal(McSidepanelContainerComponent, undefined, injector);\n        const containerRef: ComponentRef<McSidepanelContainerComponent> = overlayRef.attach(containerPortal);\n\n        return containerRef.instance;\n    }\n\n    /**\n     * Creates a custom injector to be used inside the sidepanel. This allows a component loaded inside\n     * of a sidepanel to close itself and, optionally, to return a value.\n     * @param config Config object that is used to construct the sidepanel.\n     * @param sidepanelRef Reference to the sidepanel.\n     * @param sidepanelContainer Sidepanel container element that wraps all of the contents.\n     * @returns The custom injector that can be used inside the sidepanel.\n     */\n    private createInjector<T>(\n        config: McSidepanelConfig,\n        sidepanelRef: McSidepanelRef<T>,\n        // tslint:disable-next-line:deprecation\n        sidepanelContainer: McSidepanelContainerComponent): PortalInjector {\n\n        // The McSidepanelContainerComponent is injected in the portal as the McSidepanelContainerComponent and\n        // the sidepanel's content are created out of the same ViewContainerRef and as such, are siblings for injector\n        // purposes. To allow the hierarchy that is expected, the McSidepanelContainerComponent is explicitly\n        // added to the injection tokens.\n        const injectionTokens = new WeakMap<any>([\n            [McSidepanelContainerComponent, sidepanelContainer],\n            [MC_SIDEPANEL_DATA, config.data],\n            [McSidepanelRef, sidepanelRef]\n        ]);\n\n        // tslint:disable-next-line:deprecation\n        return new PortalInjector(this.injector, injectionTokens);\n    }\n\n    /**\n     * Creates a new overlay and places it in the correct location.\n     * @param config The user-specified sidepanel config.\n     */\n    private createOverlay(config: McSidepanelConfig): OverlayRef {\n        const overlayConfig = new OverlayConfig({\n            hasBackdrop: config.hasBackdrop,\n            backdropClass: this.getBackdropClass(config),\n            maxWidth: '100%',\n            panelClass: config.overlayPanelClass,\n            scrollStrategy: this.overlay.scrollStrategies.block(),\n            positionStrategy: this.overlay.position().global()\n        });\n\n        return this.overlay.create(overlayConfig);\n    }\n\n    private closeSidepanels(sidepanels: McSidepanelRef[]) {\n        const reversedOpenedSidepanels = [...sidepanels.reverse()];\n\n        reversedOpenedSidepanels.forEach((sidepanelRef: McSidepanelRef) => {\n            sidepanelRef.close();\n        });\n    }\n\n    private getBackdropClass(config: McSidepanelConfig): string {\n        if (config.hasBackdrop && config.backdropClass) {\n            return config.backdropClass;\n        }\n\n        const hasOpenedSidepanelWithBackdrop =\n            this.openedSidepanels.some((sidepanelRef) => sidepanelRef.config.hasBackdrop!);\n\n        return config.requiredBackdrop || !hasOpenedSidepanelWithBackdrop ? 'cdk-overlay-dark-backdrop' :\n            'cdk-overlay-transparent-backdrop';\n    }\n\n    private getOpenedSidepanelsWithSamePosition(config: McSidepanelConfig): McSidepanelRef[] {\n        return this.openedSidepanels.filter((sidepanelRef) => sidepanelRef.config.position === config.position);\n    }\n\n    /**\n     * Removes a sidepanel from the array of open sidepanels.\n     * @param sidepanelRef Sidepanel to be removed.\n     */\n    private removeOpenSidepanel(sidepanelRef: McSidepanelRef) {\n        const index = this.openedSidepanels.indexOf(sidepanelRef);\n\n        if (index > -1) {\n            this.openedSidepanels.splice(index, 1);\n        }\n    }\n}\n"]}