refactor, added README

providers/flrig.js

@@ -1,14 +1,22 @@
 import { XmlRpcClient } from "@foxglove/xmlrpc";
 
-export default function flrig() {
-    const client = new XmlRpcClient(`http://127.0.0.1:12345`);
+export default function flrig(opts) {
+    const client = new XmlRpcClient(opts.flrig.url);
+
+    const setPtt = async (state) => {
+        try {
+            await client.methodCall('rig.set_ptt', [state]);
+        } catch (ex) {
+            console.error(`Cannot send rig.set_ptt(${state}) to flrig (${opts.flrig.url}) -- perhaps it's not running? ${ex.code ?? 'unknown'} at ${ex.erroredSysCall ?? '?'}`);
+        }
+    }
 
     return {
         pttDown: () => {
-            client.methodCall('rig.set_ptt', [1]);
+            setPtt(1);
         },
         pttUp: () => {
-            client.methodCall('rig.set_ptt', [0]);
+            setPtt(0);
         }
     };
 };

providers/mhuxd.js

@@ -1,12 +0,0 @@
-import { spawn } from 'child_process';
-
-export default function() {
-    return {
-        pttDown: () => {
-            spawn('/home/omega/Documents/ts3_remote/ptt_daemon', ['/dev/mhuxd/fsk1', '1']);
-        },
-        pttUp: () => {
-            spawn('/home/omega/Documents/ts3_remote/ptt_daemon', ['/dev/mhuxd/fsk1', '0']);
-        }
-    };
-};

providers/serial.js

@@ -0,0 +1,12 @@
+import { spawn } from 'child_process';
+
+export default function serial(opts) {
+    return {
+        pttDown: () => {
+            spawn('./ptt_daemon', [opts.serial.port, '1']);
+        },
+        pttUp: () => {
+            spawn('./ptt_daemon', [opts.serial.port, '0']);
+        }
+    };
+};