var app = require('../../server/server');

module.exports = function(Client) {
    var models = app.models;

    // Methods

    require('../methods/client/card.js')(Client);
    require('../methods/client/activate.js')(Client);
    require('../methods/client/addresses.js')(Client);
    require('../methods/client/filter.js')(Client);
    require('../methods/client/before-save.js')(Client);
    require('../methods/client/employee.js')(Client);
    
    // Validations

    Client.validatesUniquenessOf('name', {
        message: 'El nombre debe ser único'
    });
    Client.validatesUniquenessOf('fi', {
        message: 'El NIF/CIF debe ser único'
    });
    Client.validatesPresenceOf('socialName', {
        message: 'Debe especificarse la razón social'
    });
    Client.validatesUniquenessOf('socialName', {
        message: 'La razón social debe ser única'
    });
    Client.validatesFormatOf('postcode', {
        message: 'El código postal solo debe contener números',
        allowNull: true,
        allowBlank: true,
        with: /^\d+$/
    });
    Client.validatesFormatOf('email', {
        message: 'Correo electrónico inválido',
        allowNull: true,
        allowBlank: true,
        with: /^[\w|\.|\-]+@\w[\w|\.|\-]*\w(,[\w|\.|\-]+@\w[\w|\.|\-]*\w)*$/
    });
    Client.validatesLengthOf('postcode', {
        allowNull: true,
        allowBlank: true,
        min: 3, max: 10
    });
    Client.validatesLengthOf('iban', {
        allowNull: true,
        allowBlank: true,
        max: 23
    });
    Client.validate('payMethod', hasSalesMan, {
        message: 'No se puede cambiar la forma de pago si no hay comercial asignado'
    });
    function hasSalesMan(err) {
        if(this.payMethod && !this.salesPerson)
            err();
    }

    Client.validateAsync('payMethodFk', hasIban, {
        message: 'El método de pago seleccionado requiere que se especifique el IBAN'
    });
    function hasIban(err, done) {
        models.PayMethod.findById(this.payMethodFk, (_, instance) => {
            if (instance && instance.ibanRequired && !this.iban)
                err();
            done();
        });
    }
/*
    Client.validateAsync('credit', validateCredit, {
        message: 'No tienes privilegios para modificar el crédito'
    });
    function validateCredit(err, done) {
        // FIXME: Id del usuario actual
        let userId = 1;

        // Comprueba si el rol del usuario puede asignar esa cantidad

        let filter = {
            fields: ['roleFk'],
            where: {
                maxAmount: {gt: this.credit}
            }
        };
        models.ClientCreditLimit.find(filter,
            (_, res) => limitCb(_, res));

        function limitCb(_, instances) {
            let requiredRoles = [];
            for (instance of instances)
                requiredRoles.push (instance.roleFk);

            let where = {
                roleId: {inq: requiredRoles},
                principalType: 'USER',
                principalId: userId
            };
            models.RoleMapping.count(where,
                (_, res) => roleCb(_, res));
        }
        function roleCb(_, count) {
            if (!(count > 0)) {
                err();
                done();
            } else
                validate();
        }

        // Si se puso a 0 por gerencia, solo gerencia puede aumentarlo

        function validate() {
            let query = 'SELECT MAX(created) created FROM ClientCredit WHERE clientFk = ?';
            Client.dataSource.connector.execute (query, [this.id],
                (_, res) => maxCb(_, res));
        }
        function maxCb(_, instances) {
            if (instances.length !== 1) {
                done();
                return;
            }

            let filter = {
                fields: ['amount', 'employeeFk', 'employee'],
                where: {
                    clientFk: this.id,
                    created: instances[0].created
                },
                include: {
                    relation: 'employee',
                    scope: {
                        fields: ['userFk']
                    }
                }
            };
            models.ClientCredit.findOne(filter,
                (_, res) => clientCreditCb(_, res));
        }
        function clientCreditCb(_, instance) {
            if (instance.amount == 0 && instance.employee.userFk != userId)
                err();
            done();
        }
    }
*/
};