module.exports = Self => {
    Self.remoteMethod('toggleIsIncluded', {
        description: 'Toggle include to delivery',
        accessType: '',
        accepts: [{
            arg: 'zoneFk',
            type: 'Number',
            required: true,
        },
        {
            arg: 'geoFk',
            type: 'Number',
            required: true,
        }],
        returns: {
            type: 'object',
            root: true
        },
        http: {
            path: `/toggleIsIncluded`,
            verb: 'POST'
        }
    });

    Self.toggleIsIncluded = async(zoneFk, geoFk) => {
        const models = Self.app.models;
        const geo = await models.ZoneGeo.findById(geoFk);
        const isIncluded = await Self.findOne({
            where: {zoneFk, geoFk}
        });

        const hasCheckedParents = await Self.rawSql(
            `SELECT id
                FROM vn.zoneGeo zt 
                    JOIN vn.zoneIncluded zi ON zi.geoFk = zt.id
                WHERE zt.lft < ? AND zt.rgt > ?`, [geo.lft, geo.rgt]
        );
        const hasCheckedChilds = await Self.rawSql(
            `SELECT id
                FROM vn.zoneGeo zt 
                    JOIN vn.zoneIncluded zi ON zi.geoFk = zt.id
                WHERE zt.lft > ? AND zt.rgt < ?`, [geo.lft, geo.rgt]
        );

        const isExcluded = hasCheckedParents.length || hasCheckedChilds.length;

        if (isIncluded)
            return Self.destroyAll({zoneFk, geoFk});
        else
            return Self.upsert({zoneFk, geoFk, isIncluded: isExcluded});
    };
};