/*
 * Copyright (C) 2024-present Puter Technologies Inc.
 *
 * This file is part of Puter.
 *
 * Puter is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
const { nou } = require('../../util/langutil');
const { Eq, IsNotNull } = require('../query/query');
const { BaseES } = require('./BaseES');

class NotificationES extends BaseES {
    static METHODS = {
        async create_predicate (id) {
            if ( id === 'unseen' ) {
                return new Eq({
                    key: 'shown',
                    value: null,
                }).and(new Eq({
                    key: 'acknowledge',
                    value: null,
                }));
            }
            if ( id === 'unacknowledge' ) {
                return new Eq({
                    key: 'acknowledge',
                    value: null,
                });
            }
            if ( id === 'acknowledge' ) {
                return new IsNotNull({
                    key: 'acknowledge',
                });
            }
        },
        async read_transform (entity) {
            let value = await entity.get('value');
            if ( typeof value === 'string' ) {
                value = JSON.parse(value);
            }
            if ( nou(value) ) {
                value = {};
            }
            await entity.set('value', value);
        },
    };
}

module.exports = { NotificationES };