参与者管理- PD模块内容补充

backend/app/api/v1/study_subject_pds.py

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+import uuid
+
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.deps import get_cra_site_scope, get_current_user, get_db_session, require_study_member
+from app.crud import study as study_crud
+from app.crud import subject_pd as subject_pd_crud
+from app.schemas.subject_pd import SubjectPdSummaryRead
+
+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="项目不存在")
+    return study
+
+
+@router.get(
+    "/subject-pds",
+    response_model=list[SubjectPdSummaryRead],
+    dependencies=[Depends(require_study_member())],
+)
+async def list_study_subject_pds(
+    study_id: uuid.UUID,
+    skip: int = 0,
+    limit: int = 500,
+    db: AsyncSession = Depends(get_db_session),
+    current_user=Depends(get_current_user),
+) -> list[SubjectPdSummaryRead]:
+    await _ensure_study_exists(db, study_id)
+    cra_scope = await get_cra_site_scope(db, study_id, current_user)
+    site_ids = cra_scope[0] if cra_scope else None
+    rows = await subject_pd_crud.list_study_subject_pds(db, study_id, skip=skip, limit=limit, site_ids=site_ids)
+    return [
+        SubjectPdSummaryRead(
+            id=item.id,
+            study_id=item.study_id,
+            subject_id=item.subject_id,
+            subject_no=subject_no,
+            site_id=site_id,
+            pd_no=item.pd_no,
+            status=item.status,
+            description=item.description,
+            updated_at=item.updated_at,
+        )
+        for item, subject_no, site_id in rows
+    ]