salix/modules/ticket/back/methods/expedition-pallet/getPallet.js

const UserError = require('vn-loopback/util/user-error');
module.exports = Self => {
    Self.remoteMethod('getPallet', {
        description: 'Get pallet',
        accessType: 'READ',
        accepts: [
            {
                arg: 'expeditionFk',
                type: 'integer',
            },
        ],
        http: {
            path: `/getPallet`,
            verb: 'GET'
        },
        returns: {
            type: 'object',
            root: true
        },
    });

    Self.getPallet = async expeditionFk => {
        try {
            const pallet = await Self.findOne({
                fields: ['truckFk'],
                where: {
                    id: expeditionFk
                },
                include: [
                    {
                        relation: 'expeditionTruck',
                        scope: {
                            fields: ['eta', 'description']
                        }
                    }
                ],
            });

            if (pallet) {
                const truck = pallet.expeditionTruck();
                return {
                    truckFk: pallet.truckFk,
                    eta: truck.eta,
                    description: truck.description
                };
            }

            throw new UserError('palletDoesNotExist');
        } catch (e) {
            return {message: e.message};
        }
    };
};