From 99ae96d4635dff1953769ac692d9e17e14f072e5 Mon Sep 17 00:00:00 2001
From: Mihai Stanescu <mihai.stanescu@sustainalytics.com>
Date: Thu, 8 Feb 2018 11:55:48 +0200
Subject: [PATCH] Add the posibility to send events to a named tracker.
 Reference here:
 https://developers.google.com/analytics/devguides/collection/analyticsjs/accessing-trackers

---
 package.json                           |  2 +-
 src/lib/ga.service.ts                  | 21 ++++++++++++++++-----
 src/lib/interfaces/tracking-options.ts |  1 +
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/package.json b/package.json
index ffe16fb..96ac4e2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-ga",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "Google Analytics for your Angular application",
   "license": "MIT",
   "repository": "SamVerschueren/angular-ga",
diff --git a/src/lib/ga.service.ts b/src/lib/ga.service.ts
index 02a8787..41573f7 100644
--- a/src/lib/ga.service.ts
+++ b/src/lib/ga.service.ts
@@ -11,6 +11,8 @@ declare const ga: any;
 export class GoogleAnalyticsService {
 	event = new EventEmitter<Event>();
 	pageview = new EventEmitter<PageView>();
+	sendCommand: string = 'send';
+	setCommand: string = 'set';
 
 	constructor(
 		@Optional() @Inject(GA_TOKEN) trackingId: string,
@@ -22,8 +24,17 @@ export class GoogleAnalyticsService {
 	}
 
 	configure(trackingId: string, options: TrackingOptions | string = 'auto') {
+		if (typeof options === 'object' && options.namedTracker) {
+			if (typeof options.name === 'string' && !options.name) {
+				throw new TypeError('Expected `options.name` to not be `undefined`');
+			}
+
+			this.sendCommand = options.name + '.send';
+			this.setCommand = options.name + '.set';
+		}
+
 		ga('create', trackingId, options);
-		ga('send', 'pageview');
+		ga(this.sendCommand, 'pageview');
 
 		this.event.subscribe((x: Event) => this.onEvent(x));
 		this.pageview.subscribe((x: PageView) => this.onPageView(x));
@@ -41,14 +52,14 @@ export class GoogleAnalyticsService {
 		}
 
 		if (typeof key === 'object') {
-			ga('set', key);
+			ga(this.setCommand, key);
 		} else {
-			ga('set', key, value);
+			ga(this.setCommand, key, value);
 		}
 	}
 
 	private onEvent(event: Event) {
-		ga('send', 'event', event.category, event.action, event.label, event.value);
+		ga(this.sendCommand, 'event', event.category, event.action, event.label, event.value);
 	}
 
 	private onPageView(pageview: PageView) {
@@ -58,6 +69,6 @@ export class GoogleAnalyticsService {
 			fieldsObject.title = pageview.title;
 		}
 
-		ga('send', 'pageview', pageview.page, fieldsObject);
+		ga(this.sendCommand, 'pageview', pageview.page, fieldsObject);
 	}
 }
diff --git a/src/lib/interfaces/tracking-options.ts b/src/lib/interfaces/tracking-options.ts
index 0a3855a..2af8575 100644
--- a/src/lib/interfaces/tracking-options.ts
+++ b/src/lib/interfaces/tracking-options.ts
@@ -1,5 +1,6 @@
 export interface TrackingOptions {
 	name?: string;
+	namedTracker: boolean;
 	storage?: string;
 	clientId?: string;
 	sampleRate?: number;