Feat: Implement correct response parsing and GetDevices decoder

src/onecontrol_client.py

@@ -41,6 +41,7 @@ class OneControlClient:
         self.encoder = CobsEncoder()
         self.decoder = CobsDecoder()
         self._seq = 0
+        self._pending_commands = {} # seq -> cmd_type
 
     async def connect(self):
         """Connect to OneControl device"""
@@ -58,8 +59,37 @@ class OneControlClient:
         """Handle notifications from device"""
         try:
             decoded = self.decoder.decode(data)
-            print(f"Received: {decoded.hex()}")
-            # Parse response here
+            # print(f"Received: {decoded.hex()}")
+            
+            # Response Structure: [Event(1)] [Seq(2)] [RespType(1)] [Payload...]
+            if len(decoded) < 4:
+                return
+            
+            event_type = decoded[0]
+            seq = struct.unpack("<H", decoded[1:3])[0]
+            resp_type = decoded[3]
+            payload = decoded[4:]
+            
+            # 2 = DeviceCommand response
+            if event_type == 2:
+                cmd_type = self._pending_commands.get(seq)
+                if cmd_type:
+                    if cmd_type == CommandType.GET_DEVICES:
+                        self._parse_get_devices_response(payload)
+                    elif cmd_type == CommandType.ACTION_SWITCH:
+                        print(f"Switch Command Response (Seq {seq}): {payload.hex()}")
+                    else:
+                        print(f"Response (Seq {seq}, Cmd {cmd_type}): {payload.hex()}")
+                    
+                    # If completed, remove from pending?
+                    # 0x81 (129) = SuccessCompleted, 0x82 (130) = FailureCompleted
+                    if resp_type >= 128:
+                        self._pending_commands.pop(seq, None)
+                else:
+                    print(f"Received Response for unknown Seq {seq}: {payload.hex()}")
+            else:
+                print(f"Received Event {event_type}: {decoded.hex()}")
+
         except Exception as e:
             print(f"Error decoding: {e}")
 
@@ -72,6 +102,10 @@ class OneControlClient:
         """Send command to device"""
         # Build packet
         seq = self._next_seq()
+        
+        # Track pending command
+        self._pending_commands[seq] = cmd_type
+        
         packet = struct.pack("<HBB", seq, cmd_type, table_id) + payload
 
         # Encode
@@ -79,7 +113,7 @@ class OneControlClient:
 
         # Send
         await self.client.write_gatt_char(self.WRITE_CHAR, encoded)
-        print(f"Sent: {packet.hex()} -> {encoded.hex()}")
+        print(f"Sent (Seq {seq}): {packet.hex()}")
 
     async def get_devices(self, start_id: int = 0, max_count: int = 255):
         """Get list of devices (Command 1)"""