1

api/app/dependencies.py

@@ -0,0 +1,37 @@
+from __future__ import annotations
+
+from typing import Annotated
+
+from fastapi import Depends, Query
+
+from app.database import get_pool
+
+
+async def get_db():
+    pool = await get_pool()
+    async with pool.acquire() as conn:
+        yield conn
+
+
+class PaginationParams:
+    def __init__(
+        self,
+        page: Annotated[int, Query(ge=1)] = 1,
+        limit: Annotated[int, Query(ge=1, le=200)] = 50,
+    ):
+        self.page = page
+        self.limit = limit
+        self.offset = (page - 1) * limit
+
+
+def parse_date(date_str: str | None):
+    if not date_str:
+        return None
+    from datetime import datetime
+    try:
+        return datetime.fromisoformat(date_str.replace("Z", "+00:00"))
+    except ValueError:
+        try:
+            return datetime.strptime(date_str, "%Y-%m-%d")
+        except ValueError:
+            return None