const UserError = require('vn-loopback/util/user-error');

module.exports = Self => {
    Self.remoteMethodCtx('addLog', {
        description: 'Add a new log',
        accessType: 'WRITE',
        accepts: {
            arg: 'code',
            type: 'string',
            required: true,
        },
        http: {
            path: '/addLog',
            verb: 'POST'
        }
    });
    Self.addLog = async(ctx, code, options) => {
        const userId = ctx.req.accessToken.userId;
        const $t = ctx.req.__;
        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 shelving = await Self.findOne({
                where: {
                    code
                }
            }, myOptions);

            if (!shelving) throw new UserError($t('Shelving not valid'));

            await models.ShelvingLog.create({
                changedModel: 'Shelving',
                originFk: shelving.id,
                changedModelId: shelving.id,
                action: 'select',
                userFk: userId

            }, myOptions);

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