import {
    Inject,
    Injectable,
} from '@angular/core';

import {
    BrandSettingsInterface,
    TrackingEventInterface,
    TrackingServiceInterface,
} from './../../../models/index';

import * as analytics from 'universal-ga';

@Injectable()
export class UniversalAnalyticsTrackingService
implements TrackingServiceInterface {
    constructor(
        @Inject('brandSettings')
        private _brandSettings: BrandSettingsInterface,
    ) {
        analytics.initialize(this._brandSettings.universalAnalyticsToken);
    }

    public sendEvent(event: TrackingEventInterface) {
        analytics.event(
            event.name,
            'action',
            JSON.stringify(event.properties),
        );
    }
}