Initial commit

backend/app/repositories/json_repository.py

@@ -0,0 +1,22 @@
+import json
+from pathlib import Path
+from tempfile import NamedTemporaryFile
+from typing import Any
+
+
+class JsonRepository:
+    def __init__(self, path: Path) -> None:
+        self.path = path
+
+    def read(self, default: dict[str, Any] | None = None) -> dict[str, Any]:
+        if not self.path.exists():
+            return default or {}
+        with self.path.open("r", encoding="utf-8") as handle:
+            return json.load(handle)
+
+    def write(self, payload: dict[str, Any]) -> None:
+        self.path.parent.mkdir(parents=True, exist_ok=True)
+        with NamedTemporaryFile("w", delete=False, dir=self.path.parent, encoding="utf-8") as temp:
+            json.dump(payload, temp, ensure_ascii=False, indent=2)
+            temp_path = Path(temp.name)
+        temp_path.replace(self.path)