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import {Injectable} from '@angular/core';
import {Http, Response} from '@angular/http';
import {Observable} from 'rxjs/Observable';
import 'rxjs/add/operator/map';
import {Photo} from './photo';
import {Cloudinary} from '@cloudinary/angular';
@Injectable()
export class PhotoAlbum {
constructor(private http: Http, private cloudinary: Cloudinary) {
}
getPhotos(): Observable<Photo[]> {
// instead of maintaining the list of images, we rely on the 'myphotoalbum' tag
// and simply retrieve a list of all images with that tag.
let url = this.cloudinary.url('myphotoalbum', {
format: 'json',
type: 'list',
// cache bust (lists are cached by the CDN for 1 minute)
// *************************************************************************
// Note that this is practice is DISCOURAGED in production code and is here
// for demonstration purposes only
// *************************************************************************
version: Math.ceil(new Date().getTime() / 1000)
});
return this.http
.get(url)
.map((r: Response) => r.json().resources as Photo[]);
}
}