新增用户注册功能

backend/app/core/deps.py

@@ -46,7 +46,8 @@ def require_roles(roles: Iterable[str]) -> Callable:
     roles_set = set(roles)
 
     async def dependency(current_user=Depends(get_current_user)):
-        if current_user.role not in roles_set:
+        current_role = current_user.role.value if hasattr(current_user.role, "value") else str(current_user.role)
+        if current_role not in roles_set:
             raise HTTPException(
                 status_code=status.HTTP_403_FORBIDDEN,
                 detail="Insufficient permissions",
@@ -61,7 +62,8 @@ async def get_study_member(
     current_user=Depends(get_current_user),
     db: AsyncSession = Depends(get_db_session),
 ):
-    if current_user.role == "ADMIN":
+    role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
+    if role_value == "ADMIN":
         return None
     return await member_crud.get_member(db, study_id, current_user.id)
 
@@ -72,7 +74,8 @@ def require_study_member():
         current_user=Depends(get_current_user),
         db: AsyncSession = Depends(get_db_session),
     ):
-        if current_user.role == "ADMIN":
+        role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
+        if role_value == "ADMIN":
             return current_user
         membership = await member_crud.get_member(db, study_id, current_user.id)
         if not membership or not membership.is_active:
@@ -94,7 +97,8 @@ def require_study_roles(roles: Iterable[str]):
         current_user=Depends(get_current_user),
         db: AsyncSession = Depends(get_db_session),
     ):
-        if current_user.role == "ADMIN":
+        role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
+        if role_value == "ADMIN":
             return current_user
         membership = await member_crud.get_member(db, study_id, current_user.id)
         if not membership or not membership.is_active or membership.role_in_study not in roles_set: