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feat(analytics): added google analytics service
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12 changes: 12 additions & 0 deletions
12
libs/core/src/lib/services/google-analytics.service.spec.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| import { TestBed } from '@angular/core/testing'; | ||
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| import { GoogleAnalyticsService } from './google-analytics.service'; | ||
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| describe('GoogleAnalyticsService', () => { | ||
| beforeEach(() => TestBed.configureTestingModule({})); | ||
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| it('should be created', () => { | ||
| const service: GoogleAnalyticsService = TestBed.get(GoogleAnalyticsService); | ||
| expect(service).toBeTruthy(); | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| import { Injectable } from '@angular/core'; | ||
| import { NavigationEnd, Router, RouterEvent } from '@angular/router'; | ||
| import { distinctUntilChanged, filter, tap } from 'rxjs/operators'; | ||
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| export enum EventCategory { | ||
| SideNav = 'sideNav', | ||
| Outbound = 'outboundLink', | ||
| Login = 'login', | ||
| } | ||
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| export enum EventAction { | ||
| Play = 'play', | ||
| Click = 'click', | ||
| } | ||
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| /** | ||
| * EventBus will use this service | ||
| */ | ||
| @Injectable({ | ||
| providedIn: 'root', | ||
| }) | ||
| export class GoogleAnalyticsService { | ||
| constructor(public router: Router) {} | ||
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| public initPageViewTracking() { | ||
| this.router.events | ||
| .pipe( | ||
| filter(event => event instanceof NavigationEnd), | ||
| distinctUntilChanged((previous: any, current: RouterEvent) => { | ||
| return previous.url === current.url; | ||
| }), | ||
| ) | ||
| .subscribe((event: NavigationEnd) => { | ||
| this.setPage(event.urlAfterRedirects); | ||
| }); | ||
| } | ||
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| /** | ||
| * set user after login success. | ||
| * @param userId | ||
| */ | ||
| public setUsername(userId: string) { | ||
| if (typeof ga === 'function') { | ||
| ga('set', 'userId', userId); | ||
| } | ||
| } | ||
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| /** | ||
| * set page after navigation success | ||
| * @param path | ||
| */ | ||
| public setPage(path: string) { | ||
| if (typeof ga === 'function') { | ||
| // TODO: remove dynamic data if needed. e.g., /user/USER_ID/profile | ||
| ga('set', 'page', path); | ||
| ga('send', 'pageview'); | ||
| } | ||
| } | ||
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| /** | ||
| * @param eventCategory : 'Video' | ||
| * @param eventAction : 'play' | ||
| * @param eventLabel : 'Fall Campaign' | ||
| * @param eventValue : 42 | ||
| */ | ||
| public emitEvent(eventCategory: EventCategory, eventAction: string, eventLabel?: string, eventValue?: number) { | ||
| if (typeof ga === 'function') { | ||
| ga('send', 'event', { | ||
| eventCategory: eventCategory, | ||
| eventAction: eventAction, | ||
| eventLabel: eventLabel, | ||
| eventValue: eventValue, | ||
| }); | ||
| } | ||
| } | ||
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| /** | ||
| * @param socialNetwork : 'facebook | ||
| * @param socialAction : 'like' | ||
| * @param socialTarget : 'http://foo.com' | ||
| */ | ||
| public emitSocial(socialNetwork: string, socialAction: string, socialTarget: string) { | ||
| if (typeof ga === 'function') { | ||
| ga('send', 'social', { | ||
| socialNetwork, | ||
| socialAction, | ||
| socialTarget, | ||
| }); | ||
| } | ||
| } | ||
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| /** | ||
| * @param timingCategory : 'JS Dependencies' | ||
| * @param timingVar : 'load' | ||
| * @param timingValue: 20 in milliseconds | ||
| * @param timingLabel : 'Google CDN' | ||
| */ | ||
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| public emitTiming(timingCategory: string, timingVar: string, timingValue: number, timingLabel?: string) { | ||
| if (typeof ga === 'function') { | ||
| ga('send', 'timing', { | ||
| timingCategory, | ||
| timingVar, | ||
| timingValue, | ||
| timingLabel, | ||
| }); | ||
| } | ||
| } | ||
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| public emitException(exDescription?: string, exFatal?: boolean) { | ||
| if (typeof ga === 'function') { | ||
| ga('send', 'exception', { | ||
| exDescription, | ||
| exFatal, | ||
| }); | ||
| } | ||
| } | ||
| } |
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