refactor(hid): improve keyboard layout compatibility in HID handling functions

Signed-off-by: luckfox-eng29 <eng29@luckfox.com>

internal/hidrpc/hidrpc.go

@@ -0,0 +1,47 @@
+package hidrpc
+
+import "fmt"
+
+type Handler interface {
+	HandleKeyboardReport(modifier byte, keys []byte) error
+	HandleKeypressReport(key byte, press bool) error
+	HandleKeypressKeepAlive() error
+	HandleKeyboardMacroReport(data []byte) error
+	HandleCancelKeyboardMacro() error
+}
+
+type Server struct {
+	handler Handler
+}
+
+func NewServer(handler Handler) *Server {
+	return &Server{handler: handler}
+}
+
+func (s *Server) HandleMessage(data []byte) error {
+	msg, err := UnmarshalMessage(data)
+	if err != nil {
+		return err
+	}
+
+	switch msg.Type {
+	case MessageTypeKeyboardReport:
+		if len(msg.Data) < 7 {
+			return fmt.Errorf("invalid keyboard report length: %d", len(msg.Data))
+		}
+		return s.handler.HandleKeyboardReport(msg.Data[0], msg.Data[1:7])
+	case MessageTypeKeypressReport:
+		if len(msg.Data) < 2 {
+			return fmt.Errorf("invalid keypress report length: %d", len(msg.Data))
+		}
+		return s.handler.HandleKeypressReport(msg.Data[0], msg.Data[1] != 0)
+	case MessageTypeKeypressKeepAlive:
+		return s.handler.HandleKeypressKeepAlive()
+	case MessageTypeKeyboardMacroReport:
+		return s.handler.HandleKeyboardMacroReport(msg.Data)
+	case MessageTypeCancelKeyboardMacro:
+		return s.handler.HandleCancelKeyboardMacro()
+	default:
+		return fmt.Errorf("unknown message type: 0x%02x", msg.Type)
+	}
+}