index.js

const express = require('express');
const bodyParser = require('body-parser');
const { graphqlHTTP } = require('express-graphql');
const mongoose = require('mongoose');

const graphQlSchema = require('./graphql/schema/index');
const graphQlResolvers = require('./graphql/resolvers/index');
const isAuth = require('./middleware/is-auth');

const app = express();

app.use(bodyParser.json());

app.use(isAuth);

app.use('/graphql', graphqlHTTP({
    schema: graphQlSchema,
    rootValue: graphQlResolvers,
    graphiql: true
}));

mongoose.set('strictQuery', false);
mongoose.connect(`mongodb+srv://${process.env.MONGO_USER}:${process.env.MONGO_PASSWORD}@graphqlcluster.bv0pokr.mongodb.net/${process.env.MONGO_DB_NAME}?retryWrites=true&w=majority`)
    .then(() => {
        app.listen(3001);
    })
    .catch(err => {
        console.log(err);
    });