import 'rxjs/add/operator/map';
import { HttpClient, HttpHeaders } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { HostConfiguration } from './../../app.constants';
import { BaseHttpService } from '../../utilities/cite-http-service-module/base-http.service';
import { Observable } from 'rxjs/Observable';
import { ExternalSourcesItemModel } from '../../models/external-sources/ExternalSourcesItemModel';
import { BaseCriteria } from '../../models/criteria/BaseCriteria';
import { RequestItem } from '../../models/criteria/RequestItem';
import { ResearcherCriteria } from '../../models/criteria/researchers/ResearcherCriteria';
import { FileUploader } from '../../shared/components/file-uploader/FileUploader';
import { ContentFile } from '../../models/files/ContentFile';


@Injectable()
export class ProjectFileUploaderService implements FileUploader {


    private actionUrl: string;
    private headers: HttpHeaders;

    constructor(private http: BaseHttpService) {

        this.actionUrl = HostConfiguration.Server + 'files/';

        this.headers = new HttpHeaders();
        this.headers = this.headers.set('Content-Type', 'application/json');
        this.headers = this.headers.set('Accept', 'application/json');
    }

    uploadFile(formData: FormData): Observable<ContentFile> {
        return this.http.post(this.actionUrl + "upload", formData, this.headers);
    }
}