Initial commit

src/index.ts

@@ -0,0 +1,91 @@
+'use strict';
+
+import 'reflect-metadata';
+import ws from 'ws'; // yarn add ws
+import express from 'express'; //express
+import cors from 'cors';
+import cookieParser from 'cookie-parser';
+import { useServer } from 'graphql-ws/use/ws';
+import { execute, subscribe } from 'graphql';
+import GraphQLserver from '@GraphQL/server';// Server of GraphQL,
+import expressPlayground from 'graphql-playground-middleware-express';
+import schema from '@GraphQL/schema';
+import { config } from '@config';
+import apiRouter from '@routes';
+
+const app = express(), //creating app
+	whitelist = config.WHITELIST_URLS,
+	corsOptions = {
+		origin: function (origin: string | undefined, callback: (arg0: Error | null, arg1?: boolean) => void) {
+			if (whitelist.indexOf(origin as string) !== -1 || !origin) {
+				callback(null, true);
+			} else {
+				callback(new Error('Not allowed by CORS'));
+			}
+		},
+		credentials: true
+	};
+
+//Inicialization of services of express
+app
+	.use(cookieParser())
+	.use(express.urlencoded({limit: '500mb', extended: true}))
+	.use(express.json({limit: '500mb'}))
+	.use(cors(corsOptions))
+	.use(apiRouter)//Routes de App
+	.use('/graphql', GraphQLserver);//Server of Graphql
+
+if(config.PLAYGROUND_GRAPHQL === true){
+	app.get('/playground', expressPlayground({ 
+		endpoint: '/graphql',
+		subscriptionEndpoint: '/graphql',
+		settings: {
+			'request.credentials': 'include', //Include Credentials for playground
+		}, 
+	}));
+}
+
+// DO NOT DO app.listen() unless we're testing this directly
+if (require.main === module) {
+
+	const server = app.listen(config.PORT, () => {
+		// create and use the websocket server
+		const wsServer = new ws.Server({
+			server,
+			path: '/graphql',
+		});
+
+		useServer({ 
+			schema,
+			execute,
+			subscribe,
+			// eslint-disable-next-line
+			onConnect: (ctx) => {
+				//console.log('Connect');
+			},
+			// eslint-disable-next-line
+			onSubscribe: (ctx, msg) => {
+				//console.log('Subscribe');
+			},
+			// eslint-disable-next-line
+			onNext: (ctx, msg, args, result) => {
+				//console.debug('Next');
+			},
+			// eslint-disable-next-line
+			onError: (ctx, msg, errors) => {
+				//console.error('Error');
+			},
+			// eslint-disable-next-line
+			onComplete: (ctx, msg) => {
+				//console.log('Complete');
+			},
+		}, wsServer);
+
+		console.log(`Starting Express on port ${config.PORT} and iniciating server of web sockets`);
+
+	});
+
+}
+
+// Instead do export the app:
+export default app;