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 {
    Article,
    Website,
} from 'base';

import { ArticleModel } from 'app/db/models';
import { wrapFind } from 'app/db/common';

import emptyCheck from 'app/util/emptyCheck';

export function getUnrevised (
    website : Website,
    latestCreated : Date,
    earliestCreated : Date
) : Promise <Article[]>
{
    emptyCheck(latestCreated, earliestCreated);

    return wrapFind(
        ArticleModel.find({
            'website': website.ID,
            // Only articles created within a certain timespan will be included
            'date.created': {
                '$gt': earliestCreated,
                '$lte': latestCreated,
            },
            // Only articles that have received feedback
            'feedbacks': {
                $exists: true,
                $not: {
                    '$size': 0,
                },
            },
            // Only those where the "newerVersion" field does not exist yet, meaning
            // those which haven't been already outdated by an updated version that
            // exists here in the database (if the article update poll hasn't picked
            // it up or it came in through a user request, we can't know about it)
            'newerVersion': {
                '$exists': false,
            },
        })
        .populate('authors')
        .populate('feedbacks')
        .populate('feedbacks.enduser')
    );
}