Initial commit: Real Estate Registry app

services/backup_service.py

@@ -0,0 +1,24 @@
+import os
+import sqlite3
+from datetime import datetime
+from config import DATABASE_PATH
+from database.connection import get_db
+
+def create_backup() -> str:
+    """Create a backup of the database to a backup file."""
+    db_file = DATABASE_PATH
+    if not os.path.exists(db_file):
+        raise FileNotFoundError("Database file does not exist.")
+    
+    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
+    backup_file = f"{db_file}.{timestamp}.bak"
+    
+    # Safe SQLite backup
+    with get_db() as conn:
+        bck = sqlite3.connect(backup_file)
+        with bck:
+            conn.backup(bck)
+        bck.close()
+        
+    return backup_file
+