From 75e22e0166a670835143da14e14a2bfb3d3bb665 Mon Sep 17 00:00:00 2001
From: coon <coon@mailbox.org>
Date: Fri, 19 Sep 2025 20:19:22 +0200
Subject: [PATCH] add and use enum for SysEx message ids

---
 mixer.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/mixer.py b/mixer.py
index 2bdcca3..0bccd66 100755
--- a/mixer.py
+++ b/mixer.py
@@ -19,6 +19,14 @@ class Mixer:
     SYSEX_HEADER = ALLEN_HEATH_ID + QU_MIXER + MAJOR_MINOR
     SYSEX_ALL_CALL = SYSEX_HEADER + ALL_CALL_MIDI_CHANNEL
 
+    class SysExMessageId(Enum):
+        GET_NAME_FROM_QU_REQUEST = 0x01,
+        GET_NAME_FROM_QU_RESPONSE = 0x02,
+        GET_SYSTEM_STATE_REQUEST = 0x10,
+        GET_SYSTEM_STATE_RESPONSE = 0x11,
+        GET_METER_DATA_REQUEST = 0x12,
+        GET_METER_DATA_RESPONSE = 0x13
+
     def recv(self):
         p = mido.Parser()
 
@@ -42,7 +50,7 @@ class Mixer:
                 return msg
 
     def get_system_state(self):
-        msg_id = 0x10
+        msg_id = self.SysExMessageId.GET_SYSTEM_STATE_REQUEST
         i_pad_flag = 0x01
 
         data = self.SYSEX_ALL_CALL + [msg_id, i_pad_flag]
@@ -87,7 +95,7 @@ class Mixer:
         print(f"Firmware Version: {major_ver}.{minor_ver}")
 
     def get_name_from_qu(self, channel_no, name_to_set):
-        msg_id = 0x01
+        msg_id = self.SysExMessageId.GET_NAME_FROM_QU_REQUEST
 
         data = self.SYSEX_HEADER + [int(0), msg_id, int(channel_no)]