Step 3：Study / Site / StudyMember + 项目权限

backend/app/api/v1/sites.py

@@ -0,0 +1,69 @@
+import uuid
+
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.deps import get_db_session, require_study_member, require_study_roles
+from app.crud import site as site_crud
+from app.crud import study as study_crud
+from app.schemas.site import SiteCreate, SiteRead, SiteUpdate
+
+router = APIRouter()
+
+
+async def _ensure_study_exists(db: AsyncSession, study_id: uuid.UUID):
+    study = await study_crud.get(db, study_id)
+    if not study:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Study not found")
+    return study
+
+
+@router.post(
+    "/",
+    response_model=SiteRead,
+    status_code=status.HTTP_201_CREATED,
+    dependencies=[Depends(require_study_roles(["PM"]))],
+)
+async def create_site(
+    study_id: uuid.UUID,
+    site_in: SiteCreate,
+    db: AsyncSession = Depends(get_db_session),
+) -> SiteRead:
+    await _ensure_study_exists(db, study_id)
+    site = await site_crud.create_site(db, study_id, site_in)
+    return site
+
+
+@router.get(
+    "/",
+    response_model=list[SiteRead],
+    dependencies=[Depends(require_study_member())],
+)
+async def list_sites(
+    study_id: uuid.UUID,
+    skip: int = 0,
+    limit: int = 100,
+    db: AsyncSession = Depends(get_db_session),
+) -> list[SiteRead]:
+    await _ensure_study_exists(db, study_id)
+    sites = await site_crud.list_by_study(db, study_id, skip=skip, limit=limit)
+    return list(sites)
+
+
+@router.patch(
+    "/{site_id}",
+    response_model=SiteRead,
+    dependencies=[Depends(require_study_roles(["PM"]))],
+)
+async def update_site(
+    study_id: uuid.UUID,
+    site_id: uuid.UUID,
+    site_in: SiteUpdate,
+    db: AsyncSession = Depends(get_db_session),
+) -> SiteRead:
+    await _ensure_study_exists(db, study_id)
+    site = await site_crud.get_site(db, site_id)
+    if not site or site.study_id != study_id:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Site not found")
+    updated = await site_crud.update_site(db, site, site_in)
+    return updated