Make osc port and host configurable. Changes dependencies.

packages/osc/server.js

@@ -6,70 +6,59 @@ Copyright (C) 2022 Strudel contributors - see <https://codeberg.org/uzu/strudel/
 This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import OSC from 'osc-js';
+// import OSC from 'osc-js';
 
-const args = process.argv.slice(2);
-function getArgValue(flag) {
-  const i = args.indexOf(flag);
-  if (i !== -1) {
-    const nextIsFlag = args[i + 1]?.startsWith('--') ?? true;
-    if (nextIsFlag) return true;
-    return args[i + 1];
-  }
-}
+import { WebSocketServer } from 'ws';
+import osc from 'osc';
 
-let udpClientPort = Number(getArgValue('--port')) || 57120;
-let debug = Number(getArgValue('--debug')) || 0;
+const WS_PORT = 8080; // WebSocket server port
+const OSC_REMOTE_IP = '127.0.0.1';
+const OSC_REMOTE_PORT = 57120;
 
-const config = {
-  receiver: 'ws', // @param {string} Where messages sent via 'send' method will be delivered to, 'ws' for Websocket clients, 'udp' for udp client
-  udpServer: {
-    host: 'localhost', // @param {string} Hostname of udp server to bind to
-    port: 57121, // @param {number} Port of udp client for messaging
-    // enabling the following line will receive tidal messages:
-    // port: 57120, // @param {number} Port of udp client for messaging
-    exclusive: false, // @param {boolean} Exclusive flag
-  },
-  udpClient: {
-    host: 'localhost', // @param {string} Hostname of udp client for messaging
-    port: udpClientPort, // @param {number} Port of udp client for messaging
-  },
-  wsServer: {
-    host: 'localhost', // @param {string} Hostname of WebSocket server
-    port: 8080, // @param {number} Port of WebSocket server
-  },
-};
-
-const osc = new OSC({ plugin: new OSC.BridgePlugin(config) });
-
-if (debug) {
-  osc.on('*', (message) => {
-    const { address, args } = message;
-    let str = '';
-    for (let i = 0; i < args.length; i += 2) {
-      str += `${args[i]}: ${args[i + 1]} `;
-    }
-    console.log(`${address} ${str}`);
-  });
-}
-
-osc.on('error', (message) => {
-  if (message.toString().includes('EADDRINUSE')) {
-    console.log(`------ ERROR -------
-a server is already running on port 57121! to stop it:
-1. run "lsof -ti :57121 | xargs kill -9" (macos / linux)
-2. re-run the osc server
-`);
-  } else {
-    console.log(message);
-  }
+const udpPort = new osc.UDPPort({
+  localAddress: '0.0.0.0',
+  localPort: 0,
+  remoteAddress: OSC_REMOTE_IP,
+  remotePort: OSC_REMOTE_PORT,
 });
 
-osc.open();
+udpPort.open();
+console.log(`[Sending OSC] ${OSC_REMOTE_IP}:${OSC_REMOTE_PORT}`);
 
-console.log('osc client running on port', config.udpClient.port);
-console.log('osc server running on port', config.udpServer.port);
-console.log('websocket server running on port', config.wsServer.port);
-if (debug) {
-  console.log('debug logs enabled. incoming messages will appear below');
-}
+udpPort.on('error', (e) => {
+  console.log('Error: ', e);
+});
+
+const wss = new WebSocketServer({ port: WS_PORT });
+console.log(`[Listening WS] ws://localhost:${WS_PORT}`);
+
+wss.on('connection', (ws) => {
+  console.log('New WebSocket connection');
+
+  ws.on('message', (message) => {
+    let osc_host = '127.0.0.1';
+    let osc_port = 57120;
+
+    try {
+      const data = JSON.parse(message);
+      if ('host' in data) {
+        osc_host = data['host'];
+      }
+      if ('port' in data) {
+        osc_port = data['port'];
+      }
+      let msg = { address: data['address'], args: data['args'] };
+      if ('timestamp' in data) {
+        msg = { timeTag: osc.timeTag(0, data['timestamp']), packets: [msg] };
+      }
+
+      udpPort.send(msg, osc_host, osc_port);
+    } catch (err) {
+      console.error('Error parsing message:', err);
+    }
+  });
+
+  ws.on('close', () => {
+    console.log('WebSocket connection closed');
+  });
+});