D-Net

/*

* Created by myrto on 1/24/2018

*/

/*

*  !!! USING TEMPORARY API ADDRESS AND USER

*/

import { HttpHeaders } from '@angular/common/http';

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

import { Http } from '@angular/http';

import { Observable } from 'rxjs/Observable';

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

const httpOptions = {

  headers: new HttpHeaders().set('Content-Type', 'application/json')

};

@Injectable ()

export class ValidatorService {

  /*  private apiUrl = 'http://195.134.66.230:8380/uoa-repository-manager-service';*/

  private apiUrl = 'http://194.177.192.121:8380/uoa-repository-manager-service';

  constructor(private http: Http) { }

  /* returns array of sets of rules according to mode (literature, data, cris) */

  getRuleSets(mode: string): Observable<RuleSet[]> {

    let url = `${this.apiUrl}/validator/getRuleSets/${mode}`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  /* returns true if there is a repository containing the identifier */

  identifyRepository(identifier: string): Observable<boolean> {

    let url = `${this.apiUrl}/validator/identifyRepository/{url}?url=${identifier}`;

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

    return this.http.get(url)

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

      .catch(this.handleError);

  }

  /* from omtd project */

  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(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);

  }

}