feat: add logging and initial prototype

src/scii/main.py

@@ -1,12 +1,39 @@
+import sys
+
 from loguru import logger
 
 from scii.mq import MessageQueue
 
 logger.catch
 def main():
+    setup_logging("TRACE", True)
     logger.info("welcome to the SCI Interface")
-    with MessageQueue(rx="/sci_tx", tx="/sci_rx") as qu:
+    with MessageQueue(rx="/sci_tx", tx="/sci_rx") as queue:
         while True:
-            r = qu.receive()
+            r = queue.receive()
             if r is None:
                 break
+            logger.info("msg: {}", r)
+
+            queue.send("list")
+            r = queue.receive()
+            if r is None:
+                break
+            logger.info("list: {}", r)
+
+
+def setup_logging(level: str, use_colors: bool) -> None:
+    """Setup logging.
+
+    Args:
+        level: The logging level.
+        use_colors: Whether to use colors in the log output.
+
+    """
+    logger.remove()  # A fresh start
+    _ = logger.add(
+        sys.stderr,
+        colorize=use_colors,
+        format="{time:HH:mm:ss} <level>{level}</level> <fg #888>{file}:{line}:</fg #888> <bold>{message}</bold>",
+        level=level,
+    )

src/scii/mq.py

@@ -43,7 +43,7 @@ class MessageQueue:
     def receive(self) -> str | None:
         if not self._is_rx_valid():
             raise RuntimeError(f"rx queue is invalid {self._rx_queue}")
-        result = create_string_buffer(b'\0' * 32)
+        result = create_string_buffer(b'\0' * 64)
         res = libc.mq_receive(self._rx_queue, result, 8192, None)
         if res == -1:
             libc.perror(b"mq_receive")