fix(auth): bind admins to enterprise tenant context

server/src/app/api/deps.py

@@ -8,6 +8,7 @@ from sqlalchemy.orm import Session
 from app.db.session import get_session_factory
 from app.services.auth import AuthService
 from app.services.auth_sessions import AuthSessionService
+from app.services.tenant_registry import PLATFORM_TENANT_ID
 
 
 def get_db() -> Generator[Session, None, None]:
@@ -129,6 +130,19 @@ def require_admin_user(
     )
 
 
+def require_enterprise_admin_user(
+    current_user: Annotated[CurrentUserContext, Depends(require_admin_user)],
+) -> CurrentUserContext:
+    """限制企业目录类管理接口，避免在平台工作域误生成业务数据。"""
+
+    if current_user.tenant_id == PLATFORM_TENANT_ID:
+        raise HTTPException(
+            status_code=status.HTTP_403_FORBIDDEN,
+            detail="员工目录只能在企业工作域内使用。",
+        )
+    return current_user
+
+
 def require_platform_admin_user(
     current_user: Annotated[CurrentUserContext, Depends(get_current_user)],
 ) -> CurrentUserContext:

server/src/app/api/v1/endpoints/employees.py

@@ -6,7 +6,7 @@ from fastapi import APIRouter, Depends, File, HTTPException, Query, UploadFile,
 from fastapi.responses import Response
 from sqlalchemy.orm import Session
 
-from app.api.deps import CurrentUserContext, get_db, require_admin_user
+from app.api.deps import CurrentUserContext, get_db, require_enterprise_admin_user
 from app.api.pagination import PageNumber, PageSize, page_payload, wants_page
 from app.schemas.common import ErrorResponse, PaginatedResponse
 from app.schemas.employee import (
@@ -19,9 +19,9 @@ from app.schemas.employee import (
 from app.services.employee import EmployeeService
 from app.services.employee_pagination import EmployeePaginationService
 
-router = APIRouter(dependencies=[Depends(require_admin_user)])
+router = APIRouter(dependencies=[Depends(require_enterprise_admin_user)])
 DbSession = Annotated[Session, Depends(get_db)]
-AdminUser = Annotated[CurrentUserContext, Depends(require_admin_user)]
+AdminUser = Annotated[CurrentUserContext, Depends(require_enterprise_admin_user)]
 
 
 def _employee_service(db: Session, current_user: CurrentUserContext) -> EmployeeService:

server/src/app/services/auth.py

@@ -72,7 +72,11 @@ class AuthService:
         identifier = payload.username.strip()
         password = payload.password
 
-        admin_user = self._authenticate_admin(identifier, password)
+        admin_user = self._authenticate_admin(
+            identifier,
+            password,
+            requested_tenant=payload.tenant_id,
+        )
         if admin_user is not None:
             logger.info("Admin login succeeded identifier=%s", identifier)
             return self._build_login_response(admin_user)
@@ -127,7 +131,14 @@ class AuthService:
             }
             if auth_session.username.strip().casefold() not in allowed_identifiers:
                 return None
-            return self._restore_session_scope(self._build_admin_user(record), auth_session)
+            try:
+                tenant_id = self._resolve_admin_tenant_id(auth_session.tenant_id)
+            except ValueError:
+                return None
+            return self._restore_session_scope(
+                self._build_admin_user(record, tenant_id=tenant_id),
+                auth_session,
+            )
 
         if auth_session.principal_type != "employee":
             return None
@@ -189,15 +200,28 @@ class AuthService:
 
         return self._serialize_user(self._build_employee_user(employee))
 
-    def _authenticate_admin(self, identifier: str, password: str) -> AuthenticatedUser | None:
+    def _authenticate_admin(
+        self,
+        identifier: str,
+        password: str,
+        *,
+        requested_tenant: str | None,
+    ) -> AuthenticatedUser | None:
         record = SettingsService(self.db).verify_admin_login(identifier, password)
         if record is None:
             return None
 
-        return self._build_admin_user(record)
+        return self._build_admin_user(
+            record,
+            tenant_id=self._resolve_admin_tenant_id(requested_tenant),
+        )
 
     @staticmethod
-    def _build_admin_user(record: Any) -> AuthenticatedUser:
+    def _build_admin_user(
+        record: Any,
+        *,
+        tenant_id: str = PLATFORM_TENANT_ID,
+    ) -> AuthenticatedUser:
         admin_username = record.account.strip()
         admin_email = record.email.strip()
         display_name = admin_username or admin_email or "系统管理员"
@@ -218,10 +242,30 @@ class AuthService:
             role_codes=["manager"],
             email=admin_email or f"{admin_username}@local",
             avatar=display_name[:1].upper(),
-            tenant_id=PLATFORM_TENANT_ID,
+            tenant_id=required_tenant_id(tenant_id),
             is_admin=True,
         )
 
+    def _resolve_admin_tenant_id(self, requested_tenant: str | None) -> str:
+        """把管理员当前工作域绑定到登录时选择的有效企业。"""
+
+        normalized_tenant = str(requested_tenant or "").strip()
+        if not normalized_tenant or normalized_tenant == PLATFORM_TENANT_ID:
+            return PLATFORM_TENANT_ID
+
+        tenant = self.db.scalar(
+            select(Tenant).where(
+                or_(
+                    Tenant.tenant_id == normalized_tenant,
+                    Tenant.tenant_code == normalized_tenant,
+                ),
+                Tenant.status == "active",
+            )
+        )
+        if tenant is None:
+            raise ValueError("企业代码不存在或当前不可用。")
+        return required_tenant_id(tenant.tenant_id)
+
     def _authenticate_employee(
         self,
         identifier: str,