dbmedialab/reader-critics

//
// LESERKRITIKK v2 (aka Reader Critics)
// Copyright (C) 2017 DB Medialab/Aller Media AS, Oslo, Norway
// https://github.com/dbmedialab/reader-critics/
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with
// this program. If not, see <http://www.gnu.org/licenses/>.
//

import {
    Request,
    Response,
} from 'express';

import {
    errorResponse, okApiResponse,
} from 'app/routes/api/apiResponse';

import {articleService, feedbackService} from 'app/services';

import pagination from 'app/util/pagination';

/**
 * Provides with whole list of existing articles
 */
export function list (requ: Request, resp: Response) {
    const params = pagination(requ);
    const {skip, limit, sort} = params;
    const {search} = requ.query;
    Promise.all([
                    articleService.getRangeWithFBCount(skip, limit, sort, search),
                    articleService.getAmount(search),
                ])
                .then(data => {
                    const [articles, amount] = data;
                    const pages = Math.ceil(amount / limit);
                    return okApiResponse(resp, {articles, pages});
                })
                .catch(err => errorResponse(resp, undefined, err, { status: 500 }));
}

/**
 * Get article by id
 */
export function show (requ: Request, resp: Response) {
    const ID = requ.params.id;
    articleService.getByID(ID)
                .then(article => okApiResponse(resp, article))
                .catch(err => errorResponse(resp, undefined, err, { status: 500 }));
}

export function getArticleFeedbacks(requ: Request, resp: Response) {
    const ID = requ.params.id;
    const params = pagination(requ);
    const {skip, limit, sort} = params;
    articleService.getByID(ID)
        .then(article => {
            return Promise.all([
                feedbackService.getByArticle(article, skip, limit, sort),
                feedbackService.getAmountByArticle(article),
            ]);
        })
        .then(data => {
            const [feedbacks, amount] = data;
            const pages = Math.ceil(amount / limit);
            return okApiResponse(resp, {feedbacks, pages});
        })
        .catch(err => errorResponse(resp, undefined, err, { status: 500 }));
}