fix: 增加设备类型识别

src/index.tsx

@@ -119,6 +119,7 @@ export function Home() {
     let jensen = getJensen();
     if (jensen == null) return;
     let devices = await jensen.getScanResults(5);
+    console.log(devices);
     if (devices == null) return alert('get scan results failed.');
     setDevices(devices);
   }

src/utils/jensen.js

@@ -1686,15 +1686,29 @@ Jensen.registerHandler(BT_DEV_LIST, (msg, jensen) => {
     }
     let rssi = msg.body[k++] & 0xff;
     let cod = ((msg.body[k++] & 0xff) << 16) | ((msg.body[k++] & 0xff) << 8) | (msg.body[k++] & 0xff);
+    let isAudio = __is_headset_or_mic(cod);
     devices.push({
-      name: decoder.decode(jensen.truncateIncompleteUtf8(sname)),
+      name: (isAudio ? '🎧' : '🚫') + decoder.decode(jensen.truncateIncompleteUtf8(sname)),
       mac: mac.join('-'),
       rssi: rssi,
-      cod: cod
+      cod: cod,
+      audio: isAudio
     });
   }
   return devices;
 });
 
+function __is_headset_or_mic(cod) {
+  const SERVICE_AUDIO      = 1 << 21;  // Audio bit (bit 21)
+  const SERVICE_TELEPHONY  = 1 << 22;  // Telephony bit (bit 22)
+  const SERVICE_CAPTURING  = 1 << 19;  // Capturing (mic / scanner) bit (optional)
+
+  const serviceMask = cod & 0x00FFE000; 
+  // Explanation: bits 13–23 correspond to mask 0x00FFE000 (binary: 0000 0000 1111 1111 1110 0000 0000 0000)
+  // Alternatively you can directly mask bits 19,21,22 as above.
+
+  return (serviceMask & (SERVICE_AUDIO | SERVICE_TELEPHONY | SERVICE_CAPTURING)) !== 0;
+}
+
 export { Jensen };