feat: initialize majiang-rl project

majiang_rl/ui/web.py

@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+import argparse
+import functools
+import http.server
+import socketserver
+from pathlib import Path
+
+from .record import record_episode, write_record
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(description="Mahjong RL web viewer")
+    parser.add_argument("--port", type=int, default=8000)
+    parser.add_argument("--seed", type=int, default=None)
+    parser.add_argument("--max-steps", type=int, default=200)
+    args = parser.parse_args()
+
+    static_dir = Path(__file__).parent / "static"
+    static_dir.mkdir(parents=True, exist_ok=True)
+    record_path = static_dir / "steps.json"
+
+    events = record_episode(seed=args.seed, max_steps=args.max_steps)
+    write_record(record_path, events)
+
+    handler = functools.partial(http.server.SimpleHTTPRequestHandler, directory=str(static_dir))
+    with socketserver.TCPServer(("", args.port), handler) as httpd:
+        print(f"Serving UI at http://localhost:{args.port}/index.html")
+        httpd.serve_forever()
+
+
+if __name__ == "__main__":
+    main()