module.exports = function(Self) {
    require('../methods/ticket-tracking/filter')(Self);

    Self.validatesPresenceOf('stateFk', {message: 'State cannot be blank'});

    Self.observe('before save', async function(ctx) {
        let models = Self.app.models;
        let token = ctx.options.accessToken;
        let userId = token && token.userId;

        let isEmployee = await models.Account.hasRole(userId, 'employee');
        let isProduction = await models.Account.hasRole(userId, 'production');
        let isAlertLevel0 = await models.State.isAlertLevel0(ctx.instance.stateFk);
        let ticketAlertLevel = await models.TicketState.findOne({where: {id: ctx.instance.ticketFk}, fields: ["alertLevel"]});

        if ((!isProduction && !isAlertLevel0) || !isEmployee || (isEmployee && ticketAlertLevel != 0 && !isProduction))
            throw new Error("You don't have enough privileges to do that");

        let user = await models.Worker.findOne({where: {userFk: userId}});
        ctx.instance.workerFk = user.id;
    });
};