信息架构/菜单框架大重构-20260109

backend/app/api/v1/subjects.py

@@ -58,13 +58,33 @@ async def list_subjects(
     study_id: uuid.UUID,
     site_id: uuid.UUID | None = None,
     status_filter: str | None = None,
+    subject_no: str | None = None,
     db: AsyncSession = Depends(get_db_session),
 ) -> list[SubjectRead]:
     await _ensure_study_exists(db, study_id)
-    subjects = await subject_crud.list_subjects(db, study_id, site_id=site_id, status=status_filter)
+    subjects = await subject_crud.list_subjects(
+        db, study_id, site_id=site_id, status=status_filter, subject_no=subject_no
+    )
     return list(subjects)
 
 
+@router.get(
+    "/{subject_id}",
+    response_model=SubjectRead,
+    dependencies=[Depends(require_study_member())],
+)
+async def get_subject(
+    study_id: uuid.UUID,
+    subject_id: uuid.UUID,
+    db: AsyncSession = Depends(get_db_session),
+) -> SubjectRead:
+    await _ensure_study_exists(db, study_id)
+    subject = await subject_crud.get_subject(db, subject_id)
+    if not subject or subject.study_id != study_id:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Subject not found")
+    return subject
+
+
 @router.patch(
     "/{subject_id}",
     response_model=SubjectRead,
@@ -100,3 +120,31 @@ async def update_subject(
         operator_role=current_user.role,
     )
     return updated
+
+
+@router.delete(
+    "/{subject_id}",
+    status_code=status.HTTP_204_NO_CONTENT,
+    dependencies=[Depends(require_study_roles(["PM", "CRA"]))],
+)
+async def delete_subject(
+    study_id: uuid.UUID,
+    subject_id: uuid.UUID,
+    db: AsyncSession = Depends(get_db_session),
+    current_user=Depends(get_current_user),
+) -> None:
+    await _ensure_study_exists(db, study_id)
+    subject = await subject_crud.get_subject(db, subject_id)
+    if not subject or subject.study_id != study_id:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Subject not found")
+    await subject_crud.delete_subject(db, subject)
+    await audit_crud.log_action(
+        db,
+        study_id=study_id,
+        entity_type="subject",
+        entity_id=subject_id,
+        action="DELETE_SUBJECT",
+        detail=f"Subject {subject_id} deleted",
+        operator_id=current_user.id,
+        operator_role=current_user.role,
+    )