salix/modules/ticket/back/models/sale.js

module.exports = Self => {
    require('../methods/sale/getClaimableFromTicket')(Self);
    require('../methods/sale/reserve')(Self);
    require('../methods/sale/removes')(Self);
    require('../methods/sale/updatePrice')(Self);
    require('../methods/sale/updateQuantity')(Self);
    require('../methods/sale/updateConcept')(Self);

    Self.validatesPresenceOf('concept', {
        message: `Concept cannot be blank`
    });
};