article.service.ts
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import { Injectable, Inject, EventEmitter } from "ng-forward";
import {RestangularService} from "./restangular_service";
import {ProfileService} from "./profile.service";
import {NoosferoRootScope} from "./../../../app/shared/models/interfaces";
@Injectable()
@Inject("Restangular", "$q", "$log", ProfileService)
export class ArticleService extends RestangularService<noosfero.Article> {
private articleRemoved: EventEmitter<noosfero.Article> = new EventEmitter<noosfero.Article>();
constructor(Restangular: restangular.IService, $q: ng.IQService, $log: ng.ILogService, protected profileService: ProfileService) {
super(Restangular, $q, $log);
}
getResourcePath() {
return "articles";
}
getDataKeys() {
return {
singular: 'article',
plural: 'articles'
};
}
removeArticle(article: noosfero.Article) {
let restRequest: ng.IPromise<noosfero.RestResult<noosfero.Article>> = this.remove(article);
let deferred = this.$q.defer<noosfero.RestResult<noosfero.Article>>();
restRequest.then((result: any) => {
this.notifyArticleRemovedListeners(article);
}).catch(this.getHandleErrorFunction(deferred));
return deferred.promise;
}
/**
* Notify listeners that this article has been removed
*/
private notifyArticleRemovedListeners(article: noosfero.Article) {
// let listener = this.events.get(this.removed);
// listener.next(article);
this.articleRemoved.next(article);
}
/**
* subscribes to the ArticleRemoved event emitter
*/
subscribeToArticleRemoved(fn: Function) {
this.articleRemoved.subscribe(fn);
}
updateArticle(article: noosfero.Article) {
let headers = {
'Content-Type': 'application/json'
};
let deferred = this.$q.defer<noosfero.RestResult<noosfero.Article>>();
// TODO dynamically copy the selected attributes to update
let attributesToUpdate: any = {
article: {
name: article.name, body: article.body, published: article.published,
start_date: article['start_date'], end_date: article['end_date']
}
};
let restRequest: ng.IPromise<noosfero.RestResult<noosfero.Article>> = this.getElement(article.id).customPOST(attributesToUpdate, null, null, headers);
restRequest.then(this.getHandleSuccessFunction(deferred))
.catch(this.getHandleErrorFunction(deferred));
return deferred.promise;
}
createInProfile(profile: noosfero.Profile, article: noosfero.Article): ng.IPromise<noosfero.RestResult<noosfero.Article>> {
let profileElement = this.profileService.get(<number>profile.id);
(<any>profileElement).id = profile.id;
let headers = {
'Content-Type': 'application/json'
};
return this.create(article, <noosfero.RestModel>profileElement, null, headers);
}
createInParent(parentId: number, article: noosfero.Article): ng.IPromise<noosfero.RestResult<noosfero.Article>> {
let headers = {
'Content-Type': 'application/json'
};
let parent = this.getElement(parentId);
return this.create(article, parent, null, headers, true, "children");
}
getAsCollectionChildrenOf<C>(rootElement: noosfero.Environment | noosfero.Article | noosfero.Profile, path: string, queryParams?: any, headers?: any): restangular.ICollectionPromise<C> {
return rootElement.getList<C>(path, queryParams, headers);
}
getAsElementChildrenOf<C>(rootElement: noosfero.Environment | noosfero.Article | noosfero.Profile, path: string, id: number, queryParams?: any, headers?: any) {
return rootElement.one(path, id).get<C>(queryParams, headers);
}
getByProfile<T>(profile: noosfero.Profile, params?: any): ng.IPromise<noosfero.RestResult<noosfero.Article[]>> {
let profileElement = this.profileService.get(<number>profile.id);
return this.list(profileElement, params);
}
getArticleByProfileAndPath(profile: noosfero.Profile, path: string): ng.IPromise<noosfero.RestResult<noosfero.Article>> {
let deferred = this.$q.defer<noosfero.RestResult<noosfero.Article>>();
let profileElement = this.profileService.get(<number>profile.id);
let restRequest: ng.IPromise<any>;
let params = { path: path };
restRequest = profileElement.customGET(this.getResourcePath(), params);
restRequest
.then(this.getHandleSuccessFunction(deferred))
.catch(this.getHandleErrorFunction(deferred));
return deferred.promise;
}
getOneByProfile<T>(profile: noosfero.Profile, params?: any): ng.IPromise<noosfero.RestResult<noosfero.Article>> {
let profileElement = this.profileService.get(<number>profile.id);
return this.getSub(profileElement, params);
}
getChildren<T>(article: noosfero.Article, params?: any): ng.IPromise<noosfero.RestResult<noosfero.Article[]>> {
let articleElement = this.getElement(article.id);
articleElement.id = article.id;
return this.listSubElements(<noosfero.Article>articleElement, "children", params);
}
}