first commit

app/routers/collections.py

@@ -0,0 +1,47 @@
+from fastapi import APIRouter
+from sqlalchemy import select
+from sqlalchemy.orm import joinedload
+
+from app.deps import CurrentUser, DbSession
+from app.models import UserCollection
+from app.schemas import CollectionCloudOut, CollectionOut
+from app.serializers import cloud_type_summary, media_url
+
+
+router = APIRouter(prefix="/collections", tags=["图鉴"])
+
+
+@router.get("/me", response_model=list[CollectionOut])
+async def get_my_collection(user: CurrentUser, db: DbSession) -> list[CollectionOut]:
+    result = await db.execute(
+        select(UserCollection)
+        .options(joinedload(UserCollection.cloud_type), joinedload(UserCollection.first_cloud))
+        .where(UserCollection.user_id == user.id)
+        .order_by(UserCollection.unlocked_at.asc())
+    )
+    output: list[CollectionOut] = []
+    for item in result.scalars().unique().all():
+        first_cloud = item.first_cloud
+        output.append(
+            CollectionOut(
+                id=item.id,
+                user_id=item.user_id,
+                cloud_type_id=item.cloud_type_id,
+                first_cloud_id=item.first_cloud_id,
+                unlocked_at=item.unlocked_at,
+                cloud_type=cloud_type_summary(item.cloud_type),
+                first_cloud=(
+                    CollectionCloudOut(
+                        id=first_cloud.id,
+                        image_url=media_url(first_cloud.image_path) or "",
+                        thumbnail_url=media_url(first_cloud.thumbnail_path) or "",
+                        captured_at=first_cloud.captured_at,
+                        created_at=first_cloud.created_at,
+                        location_name=first_cloud.location_name,
+                    )
+                    if first_cloud
+                    else None
+                ),
+            )
+        )
+    return output