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 * as Promise from 'bluebird';

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

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

import { Suggestion } from 'base/Suggestion';
import { suggestionService } from 'app/services';
import pagination from 'app/util/pagination';

/**
 * Provides whole list of existing suggestions
 */
export function list (requ: Request, resp: Response) {
    const params = pagination(requ);
    const { skip, limit, sort } = params;

    Promise.all([
        suggestionService.getRange(skip, limit, sort),
        suggestionService.getAmount(),
    ])
    .spread((suggestions : Suggestion[], pages : number) => okResponse(resp, {
        suggestions,
        pageCount: Math.ceil(pages / limit),
    }))
    .catch((err) => errorResponse(resp, undefined, err.stack, { status: 500 }));
}