get_my/imports/api/products.js

import { Meteor } from 'meteor/meteor';
import { Mongo } from 'meteor/mongo';
import { check } from 'meteor/check';

export const Products = new Mongo.Collection('products');

Products.allow({
    insert: function(userId, doc){
        // if use id exists, allow insert
        return !!userId;
    },
});

Meteor.methods({
    'add.product' (prodName, prodStore) {
        check(prodName, String);
        check(prodStore, [String]);

        if (!this.userId) {
            throw new Meteor.Error('You are not allowed to add products. Make sure you are logged in with valid user credentials.');
        }

        let pname = prodName.charAt(0).toUpperCase() + prodName.slice(1);

        // first does this product already exist?

        const productIsIn = async() => {
            let prodExists = await Products.findOneAsync({ prodName: pname });
            try {
                if (!prodExists) {
                    return Products.insertAsync({
                        prodName: pname,
                        prodOwner: this.userId,
                        prodStore: prodStore,
                    });
                }
            } catch(error) {
                console.log("    ERROR adding Pdocut: " + error);
            }
        }
        let prodIn = productIsIn();
        return prodIn;
    },
    'edit.product' (prodId, prodName, prodStore) {
        check(prodId, String);
        check(prodName, String);
        check(prodStore, [String]);

        if (!this.userId) {
            throw new Meteor.Error('You are not allowed to edit products. Make sure you are logged in with valid user credentials.');
        }

        let pname = prodName.charAt(0).toUpperCase() + prodName.slice(1);

        return Products.updateAsync({ _id: prodId }, {
            $set: {
                prodName: pname,
                prodStore: prodStore,
            }
        });
    },
    'delete.product' (prodId) {
        check(prodId, String);

        if (!this.userId) {
            throw new Meteor.Error('You are not allowed to delete products. Make sure you are logged in with valid user credentials.');
        }

        return Products.removeAsync({ _id: prodId });
    }
});