feat: working version

src/instructions.rs

@@ -0,0 +1,25 @@
+#[repr(u8)]
+pub enum MixerInstruction {
+    SelectNext,
+    SelectPrevious,
+    ToggleMuteCurrent,
+    IncreaseCurrent,
+    DecreaseCurrent,
+    GetCurrent,
+    PlayPauseCurrent,
+}
+
+impl MixerInstruction {
+    pub fn from_u8(byte: u8) -> Self {
+        match byte {
+            0 => MixerInstruction::SelectNext,
+            1 => MixerInstruction::SelectPrevious,
+            2 => MixerInstruction::ToggleMuteCurrent,
+            3 => MixerInstruction::IncreaseCurrent,
+            4 => MixerInstruction::DecreaseCurrent,
+            5 => MixerInstruction::GetCurrent,
+            6 => MixerInstruction::PlayPauseCurrent,
+            _ => panic!("Could not parse '{byte}' to MixerInstruction"),
+        }
+    }
+}