pre uart exchange

tool/core/cmd/stat.py

@@ -0,0 +1,36 @@
+# tool/core/cmd/stat.py
+import struct
+from core.utils import console, console_err
+from core.protocol import COMMANDS, ERRORS
+
+class stat:
+    def __init__(self, bus):
+        self.bus = bus
+
+    def get(self, path: str):
+        path_bytes = path.encode('utf-8')
+        payload = struct.pack('B', len(path_bytes)) + path_bytes
+        self.bus.send_request(COMMANDS['stat'], payload)
+        
+        # 1 Byte Type + 4 Byte Size = 5
+        data = self.bus.receive_response(length=5)  
+        
+        if not data or data.get('type') == 'error':
+            return None
+
+        payload = data['data']
+        result = {
+            'is_directory': payload[0] == 1,
+            'size': struct.unpack('<I', payload[1:5])[0]
+        }
+        return result
+
+    def print(self, result, path: str):
+        if not result:
+            return
+
+        t_name = "📁 Verzeichnis" if result['is_directory'] else "📄 Datei"
+        console.print(f"[info_title]Stat[/info_title] für [info]{path}[/info]:")
+        console.print(f"  • Typ:    [info]{t_name}[/info]")
+        if not result['is_directory']:
+            console.print(f"  • Grösse: [info]{result['size']/1024:.2f} KB[/info] ({result['size']} Bytes)")