init

backend/database.py

@@ -0,0 +1,30 @@
+import aiosqlite
+
+from config import DB_PATH
+
+_db: aiosqlite.Connection | None = None
+
+
+async def get_db() -> aiosqlite.Connection:
+    global _db
+    if _db is None:
+        _db = await aiosqlite.connect(DB_PATH)
+    return _db
+
+
+async def init_db():
+    db = await get_db()
+    # Tabellen folgen, sobald die ersten Features stehen.
+    await db.commit()
+
+
+async def close_db():
+    global _db
+    if _db is not None:
+        await _db.close()
+        _db = None
+
+
+def _row_to_dict(row, cursor):
+    columns = [d[0] for d in cursor.description]
+    return dict(zip(columns, row))