FarmMapsLib/projects/common/src/fm/services/event.service.ts

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import { Injectable } from '@angular/core';
import { IEventMessage } from '../models/event.message';
import { Subject } from 'rxjs';
import { OAuthService } from 'angular-oauth2-oidc';
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import { HubConnection, HubConnectionBuilder, LogLevel ,HttpTransportType} from '@aspnet/signalr';
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import { AppConfig } from "../shared/app.config";
@Injectable()
export class EventService {
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public event:Subject <IEventMessage> = new Subject<IEventMessage>();
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private _connection: HubConnection = null;
private _apiEndPoint: string;
constructor(private oauthService: OAuthService, private appConfig: AppConfig) {
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this._apiEndPoint = appConfig.getConfig("apiEndPoint");
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this._connection = new HubConnectionBuilder().withUrl(`${ this._apiEndPoint}/eventHub`,
{ transport: HttpTransportType.WebSockets,
// accessTokenFactory: () => {
// return oauthService.getAccessToken();
// },
skipNegotiation:true
}).configureLogging(LogLevel.Information).build();
this._connection.on('event', eventMessage => {
this.event.next(eventMessage);
});
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this._connection.start().then(() => {
var accessToken = oauthService.getAccessToken();
if (accessToken) {
this._connection.send('authenticate', oauthService.getAccessToken());
}
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});
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}
}