salix/modules/worker/back/methods/operator/add.js

module.exports = Self => {
    Self.remoteMethodCtx('add', {
        description: 'Add a new operator',
        accessType: 'WRITE',
        http: {
            path: `/add`,
            verb: 'POST'
        }
    });

    Self.add = async(ctx, options) => {
        const userId = ctx.req.accessToken.userId;
        const myOptions = {};

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

        const isOperator = await Self.findById(userId, myOptions);
        if (!isOperator) await Self.create({workerFk: userId}, myOptions);
    };
};