testing socket io

Author: blopa

.gitignore

@@ -25,3 +25,5 @@ yarn-error.log*
 .idea/*
 .idea
 .idea/
+
+server/node_modules

package.json

@@ -3,6 +3,15 @@
   "homepage": ".",
   "version": "0.1.0",
   "private": false,
+  "scripts": {
+    "generate-atlases": "node scripts/generate-atlas-files.js",
+    "copy-tileset-data": "node scripts/copy-tileset-data.js",
+    "start": "craco start",
+    "build": "CI=false craco build",
+    "test": "craco test",
+    "eject": "react-scripts eject",
+    "bump": "ncu -u -t minor"
+  },
   "devDependencies": {
     "@babel/eslint-parser": "^7.16.3",
     "@babel/eslint-plugin": "^7.14.5",
@@ -51,15 +60,6 @@
     "redux": "^4.1.2",
     "redux-thunk": "^2.4.1"
   },
-  "scripts": {
-    "generate-atlases": "node scripts/generate-atlas-files.js",
-    "copy-tileset-data": "node scripts/copy-tileset-data.js",
-    "start": "craco start",
-    "build": "CI=false craco build",
-    "test": "craco test",
-    "eject": "react-scripts eject",
-    "bump": "ncu -u -t minor"
-  },
   "browserslist": {
     "production": [
       ">0.2%",

server/index.js

@@ -0,0 +1,37 @@
+const express = require('express');
+const http = require('http');
+const { Server } = require('socket.io');
+
+// Constants
+const {
+    ADD_CHARACTER,
+    NEW_GAME,
+    MOVE_HERO,
+    MOVE_HERO_SERVER,
+} = require('../src/serverConstants');
+
+const app = express();
+const server = http.createServer(app);
+const io = new Server(server, { cors: { origin: '*' } });
+
+// Express
+app.get('/', (req, res) => {
+    res.send('<h1>Hello world</h1>');
+});
+
+server.listen(4000, () => {
+    console.log('listening on *:4000');
+});
+
+// Socket.io
+io.on('connection', (socket) => {
+    console.log('a user connected');
+    socket.on(NEW_GAME, (hero) => {
+        console.log('create hero:', hero);
+        io.emit(ADD_CHARACTER, hero);
+    });
+    socket.on(MOVE_HERO, (hero, direction) => {
+        console.log('move hero:', hero, direction);
+        io.emit(MOVE_HERO_SERVER, hero, direction);
+    });
+});