D-Net

/*

* Created by myrto on 12/05/2017

*/

/*

*  !!! USING TEMPORARY API ADDRESS AND USER

*/

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

import { Observable } from 'rxjs/Observable';

import 'rxjs/add/operator/map';

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

import { Country, MetricsInfo, Repository, RepositoryInterface, Timezone } from '../domain/typeScriptClasses';

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

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

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

@Injectable ()

export class RepositoryService {

  private apiUrl = apiUrl;

  constructor(private http: Http) { }

  getRepositoriesOfCountry(country: string, mode: string): Observable<Repository[]> {

    let url = `${this.apiUrl}/repository/getRepositoriesByCountry/${country}/${mode}`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  getRepositoriesOfUser(userEmail: string): Observable<Repository[]> {

    let url = `${this.apiUrl}/repository/getRepositoriesOfUser/${userEmail}/0/100`;

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

    return this.http.get(url)

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

      .do(res => console.log(`counted ${res.length} repositories`))

      .catch(this.handleError);

  }

  getRepositoryById(id: string): Observable<Repository> {

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

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

    return this.http.get(url)

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

      .do(res => console.log(`got repository with name: ${res.officialName}`))

      .catch(this.handleError);

  }

  getRepositoryInterface(id: string): Observable<RepositoryInterface[]>{

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

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  getUrlsOfUserRepos(userEmail: string): Observable<string[]>{

    let url = `${this.apiUrl}/repository/getUrlsOfUserRepos/${userEmail}/0/100/`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  getTimezones(): Observable<Timezone[]>{

    let url = `${this.apiUrl}/repository/getTimezones`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  getCountries(): Observable<Country[]> {

    let url = `${this.apiUrl}/repository/getCountries`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  getCompatibilityClasses (mode: string): Observable<Map<string,string>> {

    let url = `${this.apiUrl}/repository/getCompatibilityClasses/${mode}`;

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

    return this.http.get(url)

      .map( res => <Map<string,string>>res.json())

      .catch(this.handleError);

  }

  getDatasourceClasses(mode: string): Observable<Map<string,string>>{

    let url = `${this.apiUrl}/repository/getDatasourceClasses/${mode}`;

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

    return this.http.get(url)

      .map( res => <Map<string,string>>res.json())

      .catch(this.handleError);

  }

  getMetricsInfoForRepository (repoId: string): Observable<MetricsInfo> {

    let url = `${this.apiUrl}/repository/getMetricsInfoForRepository/${repoId}`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  updateEnglishName(id: string, englishname: string): Observable<string>{

    let url = `${this.apiUrl}/repository/updateEnglishName?id=${id}&officialName=DSpace&englishname=${englishname}`;

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

    httpOptions.withCredentials = true;

    return this.http.post(url,httpOptions)

      .map( res => {

        console.log(`responded ${res.statusText}`);

        return res.status.toString();

      })

      .catch(this.handleError).share();

  }

  updateLongtitude(id: string, longtitude: string): Observable<string>{

    let url = `${this.apiUrl}/repository/updateLongtitude`;

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

    let body = JSON.stringify({

      id : id,

      logntitude: longtitude

    });

    console.log(`sending ${body}`);

    httpOptions.withCredentials = true;

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

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

      .catch(this.handleError).share();

  }

  updateLatitude(id: string, latitude: string): Observable<string>{

    let url = `${this.apiUrl}/repository/updateLatitude`;

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

    let body = JSON.stringify({

      id : id,

      latitude: latitude

    });

    console.log(`sending ${body}`);

    httpOptions.withCredentials = true;

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

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

      .catch(this.handleError).share();

  }

  updateLogoUrl(id: string, logoUrl: string): Observable<string>{

    let url = `${this.apiUrl}/repository/updateLogoUrl`;

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

    let body = JSON.stringify({

      id : id,

      logoUrl: logoUrl

    });

    console.log(`sending ${body}`);

    httpOptions.withCredentials = true;

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

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

      .catch(this.handleError).share();

  }

  updateTimezone(id: string, timezone: string): Observable<string>{

    let url = `${this.apiUrl}/repository/updateTimezone`;

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

    let body = JSON.stringify({

      id : id,

      timezone: timezone

    });

    console.log(`sending ${body}`);

    httpOptions.withCredentials = true;

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

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

      .catch(this.handleError).share();

  }

  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}`;

      console.log(errMsg);

    } 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);

  }

}