module.exports = Self => {
    Self.remoteMethod('getAverageInvoiced', {
        description: 'Returns the annual average invoiced of a client',
        accessType: 'READ',
        accepts: [{
            arg: 'id',
            type: 'number',
            required: true,
            description: 'client id',
            http: {source: 'path'}
        }],
        returns: {
            type: 'number',
            root: true
        },
        http: {
            path: `/:id/getAverageInvoiced`,
            verb: 'GET'
        }
    });

    Self.getAverageInvoiced = async clientFk => {
        let query = `SELECT invoiced FROM vn.annualAverageInvoiced WHERE clientFk = ?`;
        let [invoiced] = await Self.rawSql(query, [clientFk]);

        return invoiced;
    };
};