@c8y/ngx-components
Version:
Angular modules for Cumulocity IoT applications
195 lines • 27.6 kB
JavaScript
import { Injectable, Injector } from '@angular/core';
import { ActivatedRoute, ActivationEnd, NavigationEnd, PRIMARY_OUTLET, Router } from '@angular/router';
import { ApiService } from '@c8y/ngx-components/api';
import { NEVER, Subject } from 'rxjs';
import { filter, merge, switchMap } from 'rxjs/operators';
import { TabsService } from '../tabs/tabs.service';
import { RouterTabsResolver } from './router-tabs.resolver';
import { ViewContext } from './router.model';
import { ViewContextServices } from './view-context.service';
import * as i0 from "@angular/core";
import * as i1 from "./router-tabs.resolver";
import * as i2 from "../tabs/tabs.service";
import * as i3 from "@angular/router";
import * as i4 from "@c8y/ngx-components/api";
export class ContextRouteService {
constructor(tabsResolver, tabsService, router, apiService, injector) {
this.tabsResolver = tabsResolver;
this.tabsService = tabsService;
this.router = router;
this.apiService = apiService;
this.injector = injector;
this.lastAddedTabs = [];
this.ID_REGEX = /([0-9]+)/;
this.refreshTrigger$ = new Subject();
/**
* Last context data snapshot
*/
this.activatedContextData = null;
this.router.events
.pipe(filter(event => event instanceof ActivationEnd))
.subscribe((event) => {
const currentContext = this.getContextDataSnapshot(event.snapshot);
if (currentContext) {
this.activatedContextData = currentContext;
}
});
}
/**
* Resolves the current context data. If no context was found, null is returned.
*
* @param activatedRoute The current activated route.
*/
getContextData(activatedRoute) {
const data = this.getContextDataSnapshot(this.getSnapshot(activatedRoute));
if (data?.context) {
return data;
}
return null;
}
/**
* Returns a route for the given ContextData.
*
* @param contextData The ContextData object.
* @returns A route with the ids set correctly.
*/
getContextRoute(contextData) {
return contextData.context.replace(/:id/g, contextData.contextData.id);
}
/**
* Verifies if a given url is a view context route.
*
* @param url A route url.
* @param contextToCheck The view context(s) to check. If not provided, all contexts are checked.
* @returns true if the given url is a view context route.
*/
isContextRoute(url, contextToCheck = []) {
const viewContexts = contextToCheck.length === 0 ? Object.values(ViewContext) : contextToCheck;
// replace all :id placeholders with a regex matcher for a number
const regexMatchers = viewContexts.map(context => `/${context.replace(/:id/g, '([0-9]+)')}`);
const matchingRegexContext = regexMatchers.find(context => new RegExp(context).test(url));
return !!matchingRegexContext;
}
/**
* @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.22
*/
init(route) {
this.routerSubscription = this.router.events
.pipe(filter(e => e instanceof NavigationEnd))
.subscribe(() => this.redirectToFirstTab());
this.dataSubscription = route.data
.pipe(merge(this.updatedContext(route), this.refreshTrigger$), switchMap(() => this.tabsResolver.resolve(route.snapshot)))
.subscribe(tabs => this.updateTabs(tabs));
}
/**
* @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.22
*/
destroy() {
this.dataSubscription.unsubscribe();
this.routerSubscription.unsubscribe();
this.lastAddedTabs.forEach(t => this.tabsService.remove(t));
}
/**
* Reloads all ViewContexts.
*/
refreshContext() {
this.refreshTrigger$.next();
}
/**
* Sets a new contextData in the ActivatedRoute.
* @param activatedRoute The current activated route.
* @param contextData New contextData.
*/
setContext(activatedRoute, contextData) {
const data = !activatedRoute.snapshot.parent || activatedRoute.snapshot.data.context
? activatedRoute.snapshot.data
: activatedRoute.parent.snapshot.data;
if (!data) {
return;
}
data.contextData = { ...contextData };
}
/**
* @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.21
*/
updatedContext(route) {
const { data } = route.snapshot;
const serviceInstance = ViewContextServices.contextToService(data.context);
if (serviceInstance) {
const service = this.injector.get(serviceInstance);
const detailsUrlRegex = service
.getDetailUrl(data.contextData)
.replace(/\d+/g, '?\\d*');
const contextRegex = new RegExp(detailsUrlRegex, 'i');
const childrenRegex = new RegExp(`${detailsUrlRegex}/child`, 'i');
const filterResponse = ({ url, method }) => {
const contextChanged = contextRegex.test(url) && ['POST', 'PUT'].includes(method);
const childrenAffected = childrenRegex.test(url) && ['POST', 'DELETE'].includes(method);
return contextChanged || childrenAffected;
};
return this.apiService.hookResponse(filterResponse);
}
return NEVER;
}
updateTabs(tabs = []) {
this.lastAddedTabs.forEach(t => this.tabsService.remove(t));
this.lastAddedTabs = tabs;
tabs.forEach(t => this.tabsService.add(t));
this.redirectToFirstTab();
}
redirectToFirstTab() {
const currentContextId = (this.router.url.match(this.ID_REGEX) || []).shift();
if (this.needsRedirect()) {
this.tabsService.firstTab$
.pipe(filter((tab) => typeof tab?.path === 'string'))
.subscribe((tab) => {
const tabPathId = (tab.path.match(this.ID_REGEX) || []).shift();
if (currentContextId === tabPathId) {
this.router.navigateByUrl(tab.path, { replaceUrl: true });
}
});
}
}
needsRedirect() {
const tree = this.router.parseUrl(this.router.url);
const groups = tree.root.children[PRIMARY_OUTLET];
const context = this.getMatchingContextRoute(this.router.url);
if (!context) {
return groups.segments.length === 2;
}
else {
return context.split('/').length === groups.segments.length;
}
}
getMatchingContextRoute(url) {
const viewContexts = Object.values(ViewContext);
const urlWithoutId = url.replace(/\d(.*)/g, '');
const id = viewContexts.findIndex(context => `/${context.replace(':id', '')}` === urlWithoutId);
return viewContexts[id];
}
getSnapshot(activatedRoute) {
return activatedRoute instanceof ActivatedRoute ||
!!activatedRoute?.snapshot
? activatedRoute.snapshot
: activatedRoute;
}
getContextDataSnapshot(activatedRoute) {
let route = activatedRoute;
while (route) {
if (route.data.context) {
return route.data;
}
route = route.parent;
}
return {};
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: ContextRouteService, deps: [{ token: i1.RouterTabsResolver }, { token: i2.TabsService }, { token: i3.Router }, { token: i4.ApiService }, { token: i0.Injector }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: ContextRouteService, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: ContextRouteService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root'
}]
}], ctorParameters: () => [{ type: i1.RouterTabsResolver }, { type: i2.TabsService }, { type: i3.Router }, { type: i4.ApiService }, { type: i0.Injector }] });
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{ Injectable, Injector, Type } from '@angular/core';\nimport {\n  ActivatedRoute,\n  ActivatedRouteSnapshot,\n  ActivationEnd,\n  Data,\n  NavigationEnd,\n  PRIMARY_OUTLET,\n  Router,\n  UrlSegmentGroup,\n  UrlTree\n} from '@angular/router';\nimport { IIdentified } from '@c8y/client';\nimport { ApiCall, ApiService } from '@c8y/ngx-components/api';\nimport { NEVER, Observable, Subject, Subscription } from 'rxjs';\nimport { filter, merge, switchMap } from 'rxjs/operators';\nimport { Tab, TabWithTemplate } from '../tabs/tab.model';\nimport { TabsService } from '../tabs/tabs.service';\nimport { RouterTabsResolver } from './router-tabs.resolver';\nimport { ContextData, ViewContext } from './router.model';\nimport { ViewContextServices } from './view-context.service';\n\n@Injectable({\n  providedIn: 'root'\n})\nexport class ContextRouteService {\n  private dataSubscription: Subscription;\n  private routerSubscription: Subscription;\n  private lastAddedTabs = [];\n  private ID_REGEX = /([0-9]+)/;\n\n  refreshTrigger$ = new Subject<void>();\n\n  /**\n   * Last context data snapshot\n   */\n  activatedContextData: ContextData = null;\n\n  constructor(\n    private tabsResolver: RouterTabsResolver,\n    private tabsService: TabsService,\n    private router: Router,\n    private apiService: ApiService,\n    private injector: Injector\n  ) {\n    this.router.events\n      .pipe(filter(event => event instanceof ActivationEnd))\n      .subscribe((event: ActivationEnd) => {\n        const currentContext = this.getContextDataSnapshot(event.snapshot);\n        if (currentContext) {\n          this.activatedContextData = currentContext as ContextData;\n        }\n      });\n  }\n\n  /**\n   * Resolves the current context data. If no context was found, null is returned.\n   *\n   * @param activatedRoute The current activated route.\n   */\n  getContextData(\n    activatedRoute: ActivatedRoute | ActivatedRouteSnapshot\n  ): (Data & ContextData) | null {\n    const data = this.getContextDataSnapshot(this.getSnapshot(activatedRoute));\n    if (data?.context) {\n      return data as Data & ContextData;\n    }\n    return null;\n  }\n\n  /**\n   * Returns a route for the given ContextData.\n   *\n   * @param contextData The ContextData object.\n   * @returns A route with the ids set correctly.\n   */\n  getContextRoute(contextData: ContextData): string {\n    return contextData.context.replace(/:id/g, contextData.contextData.id as string);\n  }\n\n  /**\n   * Verifies if a given url is a view context route.\n   *\n   * @param url A route url.\n   * @param contextToCheck The view context(s) to check. If not provided, all contexts are checked.\n   * @returns true if the given url is a view context route.\n   */\n  isContextRoute(url: string, contextToCheck: ViewContext[] = []): boolean {\n    const viewContexts = contextToCheck.length === 0 ? Object.values(ViewContext) : contextToCheck;\n    // replace all :id placeholders with a regex matcher for a number\n    const regexMatchers = viewContexts.map(context => `/${context.replace(/:id/g, '([0-9]+)')}`);\n    const matchingRegexContext = regexMatchers.find(context => new RegExp(context).test(url));\n    return !!matchingRegexContext;\n  }\n\n  /**\n   * @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.22\n   */\n  init(route: ActivatedRoute): void {\n    this.routerSubscription = this.router.events\n      .pipe(filter(e => e instanceof NavigationEnd))\n      .subscribe(() => this.redirectToFirstTab());\n\n    this.dataSubscription = route.data\n      .pipe(\n        merge(this.updatedContext(route), this.refreshTrigger$),\n        switchMap(() => this.tabsResolver.resolve(route.snapshot))\n      )\n      .subscribe(tabs => this.updateTabs(tabs));\n  }\n\n  /**\n   * @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.22\n   */\n  destroy(): void {\n    this.dataSubscription.unsubscribe();\n    this.routerSubscription.unsubscribe();\n    this.lastAddedTabs.forEach(t => this.tabsService.remove(t));\n  }\n\n  /**\n   * Reloads all ViewContexts.\n   */\n  refreshContext() {\n    this.refreshTrigger$.next();\n  }\n\n  /**\n   * Sets a new contextData in the ActivatedRoute.\n   * @param activatedRoute The current activated route.\n   * @param contextData New contextData.\n   */\n  setContext(activatedRoute: ActivatedRoute, contextData: IIdentified): void {\n    const data =\n      !activatedRoute.snapshot.parent || activatedRoute.snapshot.data.context\n        ? activatedRoute.snapshot.data\n        : activatedRoute.parent.snapshot.data;\n\n    if (!data) {\n      return;\n    }\n    data.contextData = { ...contextData };\n  }\n\n  /**\n   * @deprecated: Use ScopedContextRouteService instead. Will be removed in 10.21\n   */\n  updatedContext(route: ActivatedRoute): Observable<ApiCall> {\n    const { data } = route.snapshot;\n    const serviceInstance = ViewContextServices.contextToService(data.context);\n    if (serviceInstance) {\n      const service = this.injector.get(\n        serviceInstance as Type<InstanceType<typeof serviceInstance>>\n      );\n      const detailsUrlRegex = (service as typeof service & { getDetailUrl?: (...args) => string })\n        .getDetailUrl(data.contextData)\n        .replace(/\\d+/g, '?\\\\d*');\n      const contextRegex = new RegExp(detailsUrlRegex, 'i');\n      const childrenRegex = new RegExp(`${detailsUrlRegex}/child`, 'i');\n      const filterResponse = ({ url, method }) => {\n        const contextChanged = contextRegex.test(url) && ['POST', 'PUT'].includes(method);\n        const childrenAffected = childrenRegex.test(url) && ['POST', 'DELETE'].includes(method);\n        return contextChanged || childrenAffected;\n      };\n      return this.apiService.hookResponse(filterResponse);\n    }\n    return NEVER;\n  }\n\n  private updateTabs(tabs = []) {\n    this.lastAddedTabs.forEach(t => this.tabsService.remove(t));\n    this.lastAddedTabs = tabs;\n    tabs.forEach(t => this.tabsService.add(t));\n    this.redirectToFirstTab();\n  }\n\n  private redirectToFirstTab() {\n    const currentContextId = (this.router.url.match(this.ID_REGEX) || []).shift();\n    if (this.needsRedirect()) {\n      this.tabsService.firstTab$\n        .pipe(filter((tab: Tab) => typeof tab?.path === 'string'))\n        .subscribe((tab: TabWithTemplate<string>) => {\n          const tabPathId = (tab.path.match(this.ID_REGEX) || []).shift();\n          if (currentContextId === tabPathId) {\n            this.router.navigateByUrl(tab.path, { replaceUrl: true });\n          }\n        });\n    }\n  }\n\n  private needsRedirect() {\n    const tree: UrlTree = this.router.parseUrl(this.router.url);\n    const groups: UrlSegmentGroup = tree.root.children[PRIMARY_OUTLET];\n\n    const context = this.getMatchingContextRoute(this.router.url);\n    if (!context) {\n      return groups.segments.length === 2;\n    } else {\n      return context.split('/').length === groups.segments.length;\n    }\n  }\n\n  private getMatchingContextRoute(url) {\n    const viewContexts = Object.values(ViewContext);\n\n    const urlWithoutId = url.replace(/\\d(.*)/g, '');\n    const id = viewContexts.findIndex(context => `/${context.replace(':id', '')}` === urlWithoutId);\n    return viewContexts[id];\n  }\n\n  private getSnapshot(\n    activatedRoute: ActivatedRoute | ActivatedRouteSnapshot\n  ): ActivatedRouteSnapshot {\n    return activatedRoute instanceof ActivatedRoute ||\n      !!(activatedRoute as unknown as { snapshot: ActivatedRouteSnapshot })?.snapshot\n      ? (activatedRoute as unknown as { snapshot: ActivatedRouteSnapshot }).snapshot\n      : activatedRoute;\n  }\n\n  private getContextDataSnapshot(\n    activatedRoute: ActivatedRouteSnapshot\n  ): Data & Partial<ContextData> {\n    let route = activatedRoute;\n    while (route) {\n      if (route.data.context) {\n        return route.data;\n      }\n      route = route.parent;\n    }\n    return {};\n  }\n}\n"]}