project barebone (?)

.gitignore

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+/node_modules
+*.js

main.ts

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+import { createServer } from 'http'
+import { Socket } from 'net';
+import Mixer from './mixer'
+
+
+const mixer: Mixer = new Mixer();
+
+
+// 1. build server
+const server = createServer(mixer.http_handler);
+
+// 2. bind 404 error
+server.on('clientError', (err: Error, sock: Socket) => {
+	sock.end('HTTP/1.1 400 Bad Request\r\n\r\n');
+});
+
+// 3. listen on given port
+server.listen(8000);

mixer.ts

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+import { IncomingMessage, ServerResponse, Server } from "http";
+
+export default class Mixer {
+
+	constructor(){
+		console.log("mixer created");
+	}
+
+	http_handler(req: IncomingMessage, res: ServerResponse){
+
+		// reject invalid requests
+		if( req.method != 'POST' ){
+			res.writeHead(200, { 'Content-Type': 'application/json' })
+			res.end(JSON.stringify({reason: 'invalid HTTP method; only POST allowed'}))
+		}else if( req.url != "/" ){
+			res.writeHead(200, { 'Content-Type': 'application/json' })
+			res.end(JSON.stringify({reason: 'invalid URI; only / allowed'}))
+		}
+
+
+		res.end();
+	}
+
+}

tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "noImplicitAny": true,
+        "removeComments": true,
+        "moduleResolution": "node",
+		"target": "es6"
+    },
+    "files": [
+        "mixer.ts",
+        "main.ts"
+    ]
+}