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

module.exports = Self => {
    Self.remoteMethodCtx('addTimeEntry', {
        description: 'Adds a new hour registry',
        accessType: 'WRITE',
        accepts: [{
            arg: 'id',
            type: 'number',
            description: 'The worker id',
            http: {source: 'path'}
        },
        {
            arg: 'timed',
            type: 'date',
            required: true
        },
        {
            arg: 'direction',
            type: 'string',
            required: true
        }],
        returns: [{
            type: 'Object',
            root: true
        }],
        http: {
            path: `/:id/addTimeEntry`,
            verb: 'POST'
        }
    });

    Self.addTimeEntry = async(ctx, workerId, options) => {
        const models = Self.app.models;
        const args = ctx.args;
        const currentUserId = ctx.req.accessToken.userId;
        const myOptions = {};

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

        const isSubordinate = await models.Worker.isSubordinate(ctx, workerId, myOptions);
        const isTeamBoss = await models.Account.hasRole(currentUserId, 'teamBoss', myOptions);
        const isHimself = currentUserId == workerId;

        if (isSubordinate === false || (isSubordinate && isHimself && !isTeamBoss))
            throw new UserError(`You don't have enough privileges`);

        const minTime = new Date(args.timed);
        minTime.setHours(0, 0, 0, 0);

        query = `SELECT * FROM vn.workerLabour WHERE workerFk = ? AND (ended >= ? OR ended IS NULL);`;
        const [workerLabour] = await Self.rawSql(query, [workerId, minTime]);
        const absence = await models.Calendar.findOne({
            where: {
                businessFk: workerLabour.businessFk,
                dated: minTime
            }
        });
        if (absence) {
            const absenceType = await models.AbsenceType.findById(absence.dayOffTypeFk, null, myOptions);
            const isNotHalfAbsence = absenceType.code != 'halfHoliday'
                                        && absenceType.code != 'halfPaidLeave'
                                        && absenceType.code != 'halfFurlough';
            if (isNotHalfAbsence)
                throw new UserError(`The worker has a marked absence that day`);
        }
        return models.WorkerTimeControl.create({
            userFk: workerId,
            direction: args.direction,
            timed: args.timed,
            manual: true
        }, myOptions);
    };
};