module.exports = Self => {
    Self.remoteMethodCtx('getChanges', {
        description: 'Get item id and quantity changes on the sales of a ticket',
        accessType: 'WRITE',
        accepts: [
            {
                arg: 'ticketId',
                description: 'the ticket id',
                type: 'number',
                required: true,
                http: {source: 'body'}
            }
        ],
        returns: {
            type: 'object',
            root: true
        },
        http: {
            path: `/:id/getChanges`,
            verb: 'POST'
        }
    });

    Self.getChanges = async(ctx, ticketId, options) => {
        const models = Self.app.models;
        const myOptions = {};
        let tx;

        if (typeof options == 'object')
            Object.assign(myOptions, options);

        if (!myOptions.transaction) {
            tx = await Self.beginTransaction({});
            myOptions.transaction = tx;
        }

        try {
            const ticketLogs = await models.TicketLog.find({where: {originFk: ticketId}}, myOptions);

            for (const ticketLog of ticketLogs) {
                if (ticketLog)
            }

            if (tx) await tx.commit();

            return state;
        } catch (e) {
            if (tx) await tx.rollback();
            throw e;
        }
    };
};