Fix: prevent overwriting existing init files in code generator

Author: huyuwei1996

backend/plugin/code_generator/service/gen_service.py

@@ -175,8 +175,9 @@ async def generate(self, *, pk: int) -> None:
                 code_folder.mkdir(parents=True, exist_ok=True)
 
                 init_filepath = code_folder.joinpath('__init__.py')
-                async with aiofiles.open(init_filepath, 'w', encoding='utf-8') as f:
-                    await f.write(gen_template.init_content)
+                if not os.path.exists(init_filepath):
+                    async with aiofiles.open(init_filepath, 'w', encoding='utf-8') as f:
+                        await f.write(gen_template.init_content)
 
                 # api __init__.py
                 if 'api' in str_code_filepath:

backend/sql/postgresql/init_test_data.sql

@@ -36,3 +36,11 @@ values  (1, 'af4c804f-3966-4949-ace2-3bb7416ea926', 'admin', '用户88888', '$2b
 
 insert into sys_user_role (id, user_id, role_id)
 values  (1, 1, 1);
+
+-- Reset auto-increment values for each table based on max id
+SELECT setval(pg_get_serial_sequence('sys_dept', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_dept;
+SELECT setval(pg_get_serial_sequence('sys_menu', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_menu;
+SELECT setval(pg_get_serial_sequence('sys_role', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_role;
+SELECT setval(pg_get_serial_sequence('sys_role_menu', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_role_menu;
+SELECT setval(pg_get_serial_sequence('sys_user', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_user;
+SELECT setval(pg_get_serial_sequence('sys_user_role', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_user_role;