arch & placeholders

storage/repository.py

@@ -0,0 +1,22 @@
+import json
+import shutil
+from pathlib import Path
+
+DATA_FILE = Path("data/warmachron.json")
+
+def load_data():
+    if not DATA_FILE.exists() or DATA_FILE.stat().st_size == 0:
+        return {"version": 1, "players": {}, "wars": []}
+
+    try:
+        with open(DATA_FILE, "r", encoding="utf-8") as f:
+            return json.load(f)
+    except json.JSONDecodeError:
+        raise RuntimeError("Data file is corrupted")
+
+def save_data(data):
+    if DATA_FILE.exists():
+        shutil.copy(DATA_FILE, DATA_FILE.with_suffix(".json.bak"))
+
+    with open(DATA_FILE, "w", encoding="utf-8") as f:
+        json.dump(data, f, indent=2)