finalize medical consultation agent backend

backend/scripts/init_demo_db.py

@@ -20,7 +20,6 @@ from app.models import (
     ScoringRule,
     TeachingCase,
     TraditionalCase,
-    User,
 )
 
 
@@ -35,8 +34,7 @@ def init_database() -> None:
 def seed_demo_data(db) -> None:
     """病例导入：写入儿科支气管肺炎病例、检查项目、评分规则和提示词元数据。"""
     department = _get_or_create_department(db)
-    user = _get_or_create_seed_user(db)
-    case = _get_or_create_case_base(db, department.id, user.id)
+    case = _get_or_create_case_base(db, department.id)
     _seed_traditional_case(db, case.id)
     _seed_teaching_case(db, case.id)
     _seed_exam_items(db, case.id)
@@ -47,27 +45,16 @@ def seed_demo_data(db) -> None:
 
 def _get_or_create_department(db) -> Department:
     """科室种子：写入儿科科室。"""
-    department = db.scalar(select(Department).where(Department.code == "PEDIATRICS"))
+    department = db.scalar(select(Department).where(Department.name == "儿科"))
     if department:
         return department
-    department = Department(name="儿科", code="PEDIATRICS", sort_order=1, is_active=True)
+    department = Department(name="儿科", category="clinical", institution_id=1)
     db.add(department)
     db.flush()
     return department
 
 
-def _get_or_create_seed_user(db) -> User:
-    """用户占位：写入系统种子用户，不承担登录职责。"""
-    user = db.scalar(select(User).where(User.external_user_id == "system_seed"))
-    if user:
-        return user
-    user = User(external_user_id="system_seed", display_name="系统种子数据")
-    db.add(user)
-    db.flush()
-    return user
-
-
-def _get_or_create_case_base(db, department_id: int, user_id: int) -> CaseBase:
+def _get_or_create_case_base(db, department_id: int) -> CaseBase:
     """病例主表种子：以 case_base 作为病例唯一主表。"""
     case = db.scalar(select(CaseBase).where(CaseBase.title == "支气管肺炎 - 6岁男性患儿"))
     if case:
@@ -99,7 +86,7 @@ def _get_or_create_case_base(db, department_id: int, user_id: int) -> CaseBase:
         vector_status=0,
         publish_status=1,
         status=1,
-        created_by_id=user_id,
+        created_by_id=None,
         department_id=department_id,
     )
     db.add(case)