D-Net

/*

* Created by myrto on 12/05/2017

*/

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

import { Observable } from 'rxjs/Observable';

import 'rxjs/add/operator/map';

import { Http, Headers, RequestOptions, Response } from '@angular/http';

import { PiwikInfo } from '../domain/typeScriptClasses';

import { apiUrl } from '../domain/tempAPI';

const headers = new Headers({ 'Content-Type': 'application/json' });

const httpOptions = new RequestOptions({ headers: headers });

@Injectable ()

export class PiwikService {

  /*private apiUrl = `${apiUrl}/piwik/`;*/

  private apiUrl = process.env.API_ENDPOINT + '/piwik/';

  constructor(private http: Http) { }

  approvePiwikSite(repositoryId: string): Observable<string> {

    let url = `${this.apiUrl}approvePiwikSite/${repositoryId}`;

    console.log(`knocking on: ${url}`);

    return this.http.get(url)

      .map(res => res.status.toString())

      .catch(this.handleError);

  }

  enableMetricsForRepository(repoName: string, repoWebsite: string, piwik: PiwikInfo) {

    let url = `${this.apiUrl}enableMetricsForRepository?officialName=${encodeURIComponent(repoName)}&repoWebsite=${encodeURIComponent(repoWebsite)}`;

    console.log(`knocking on: ${url}`);

    console.log(`sending ${JSON.stringify(piwik)}`);

    httpOptions.withCredentials = true;

    return this.http.post(url,JSON.stringify(piwik),httpOptions)

      .map( res => res.status.toString() )

      .catch(this.handleError);

  }

  getOpenaireId(id: string): Observable<string> {

    let url = `${this.apiUrl}getOpenaireId/${id}`;

    console.log(`knocking on: ${url}`);

    httpOptions.withCredentials = true;

    return this.http.get(url, httpOptions)

      .map( oaId => oaId['_body'].toString() )

      .catch(this.handleError);

  }

  getPiwikInfo(id: string): Observable<PiwikInfo> {

    let url = `${this.apiUrl}getPiwikSiteForRepo/${id}`;

    console.log(`knocking on: ${url}`);

    httpOptions.withCredentials = true;

    return this.http.get(url, httpOptions)

      .map( piwik => <PiwikInfo>piwik.json() )

      .catch(this.handleError);

  }

  getPiwikSitesForRepos(): Observable<PiwikInfo[]> {

    let url = `${this.apiUrl}getPiwikSitesForRepos`;

    console.log(`knocking on: ${url}`);

    httpOptions.withCredentials = true;

    return this.http.get(url, httpOptions)

      .map( res => <PiwikInfo[]>res.json())

      .catch(this.handleError);

  }

  markPiwikSiteAsValidated (repositoryId: string) {

    let url = `${this.apiUrl}markPiwikSiteAsValidated/${repositoryId}`;

    console.log(`knocking on: ${url}`);

    httpOptions.withCredentials = true;

    return this.http.post(url,httpOptions)

      .map(res => res.status.toString())

      .catch(this.handleError);

  }

  savePiwikInfo(piwik: PiwikInfo): Observable<PiwikInfo>{

    let url = `${this.apiUrl}savePiwikInfo`;

    console.log(`knocking on: ${url}`);

    httpOptions.withCredentials = true;

    return this.http.post(url,piwik,httpOptions)

      .map( res => <PiwikInfo>res.json() )

      .catch(this.handleError);

  }

  private handleError(error: Response | any) {

    // In a real world app, we might use a remote logging infrastructure

    // We'd also dig deeper into the error to get a better message

    let errMsg = "";

    console.log('E R R O R !!!');

    console.log(error);

    if (error instanceof Response) {

      const body = error.text() || '';

      //const err = body.error || JSON.stringify(body);

      errMsg = `${error.status} - ${error.statusText || ''} ${body}`;

    } else {

      errMsg = (error.message) ? error.message :

        error.status ? `${error.status} - ${error.statusText}` : 'Server error';

      console.error(errMsg); // log to console instead

    }

    return Observable.throw(errMsg);

  }

}