import { Injectable } from '@angular/core';
-import { Http, Response } from '@angular/http';
+import { Http, Response, RequestOptions, URLSearchParams } from '@angular/http';
import { Observable } from 'rxjs/Rx';
+import { Pagination } from './pagination';
import { Video } from './video';
import { AuthService } from '../users/services/auth.service';
+import { Search } from '../app/search';
+import { SortField } from './components/list/sort';
@Injectable()
export class VideosService {
constructor (private http: Http, private _authService: AuthService) {}
- getVideos() {
- return this.http.get(this._baseVideoUrl)
+ getVideos(pagination: Pagination, sort: SortField) {
+ const params = this.createPaginationParams(pagination);
+
+ if (sort) params.set('sort', sort)
+
+ return this.http.get(this._baseVideoUrl, { search: params })
.map(res => res.json())
.map(this.extractVideos)
.catch(this.handleError);
.catch(this.handleError);
}
- searchVideos(search: string) {
- return this.http.get(this._baseVideoUrl + 'search/' + search)
+ searchVideos(search: Search, pagination: Pagination, sort: SortField) {
+ const params = this.createPaginationParams(pagination);
+
+ if (search.field) params.set('field', search.field);
+ if (sort) params.set('sort', sort)
+
+ return this.http.get(this._baseVideoUrl + 'search/' + encodeURIComponent(search.value), { search: params })
.map(res => res.json())
.map(this.extractVideos)
.catch(this.handleError);
}
- private extractVideos (body: any[]) {
+ private extractVideos (body: any) {
+ const videos_json = body.data;
+ const totalVideos = body.total;
const videos = [];
- for (const video_json of body) {
+ for (const video_json of videos_json) {
videos.push(new Video(video_json));
}
- return videos;
+ return { videos, totalVideos };
}
private handleError (error: Response) {
console.error(error);
return Observable.throw(error.json().error || 'Server error');
}
+
+ private createPaginationParams(pagination: Pagination) {
+ const params = new URLSearchParams();
+ const start: number = (pagination.currentPage - 1) * pagination.itemsPerPage;
+ const count: number = pagination.itemsPerPage;
+
+ params.set('start', start.toString());
+ params.set('count', count.toString());
+
+ return params;
+ }
}