Fix service_cache connection

Author: Buried-In-Code

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.12.0
+    rev: v0.12.3
     hooks:
       - id: ruff-format
       - id: ruff-check

mediux_posters/services/service_cache.py

@@ -1,6 +1,8 @@
 __all__ = ["ServiceCache"]
 
 import sqlite3
+from collections.abc import Generator
+from contextlib import contextmanager
 from dataclasses import dataclass
 from datetime import datetime
 
@@ -20,11 +22,17 @@ def __init__(self, service: str) -> None:
         self._db_path = get_cache_root() / f"{service}.sqlite"
         self.initialize()
 
-    def _connect(self) -> sqlite3.Connection:
-        conn = sqlite3.connect(self._db_path)
-        conn.row_factory = sqlite3.Row
-        conn.execute("PRAGMA foreign_keys = ON")
-        return conn
+    @contextmanager
+    def _connect(self) -> Generator[sqlite3.Connection]:
+        conn = None
+        try:
+            conn = sqlite3.connect(self._db_path)
+            conn.row_factory = sqlite3.Row
+            conn.execute("PRAGMA foreign_keys = ON")
+            yield conn
+        finally:
+            if conn:
+                conn.close()
 
     def initialize(self) -> None:
         with self._connect() as conn:
@@ -74,3 +82,9 @@ def insert(
                 """,
                 (str(object_id), str(file_type), creator, set_id, last_updated.isoformat()),
             )
+
+    def delete(self, object_id: int | str, file_type: FileType) -> None:
+        with self._connect() as conn:
+            conn.execute(
+                "DELETE FROM cache WHERE id = ? AND type = ?;", (str(object_id), str(file_type))
+            )