loopback-graphql-server/src/schema/mutation/index.js

Add Relay based Apollo Server or GraphQL queries on your Loopback server

'use strict';

const _ = require('lodash');
const { GraphQLObjectType } = require('graphql');

const getRemoteMethods = require('./getRemoteMethodMutations');

module.exports = function(models) {

    const modelFields = {};
    _.forEach(models, (model) => {

        const fields = Object.assign({}, getRemoteMethods(model));

        if (_.size(fields) === 0) {
            return;
        }

        for (var key in fields) {
            modelFields[key] = fields[key]
        }
    });

    return new GraphQLObjectType({
        name: 'Mutation',
        fields: modelFields
    });
};