#!/usr/bin/env python3
"""添加 test_work_order 表的 del_flag 字段"""

import asyncio
from sqlalchemy.ext.asyncio import create_async_engine
from sqlalchemy import text

DB_CONFIG = {
    'host': '123.57.81.127',
    'port': 3306,
    'user': 'cpy_admin',
    'password': 'Tgzz2025+',
    'database': 'ruoyi-fastapi'
}

DATABASE_URL = (
    f"mysql+asyncmy://{DB_CONFIG['user']}:{DB_CONFIG['password']}@"
    f"{DB_CONFIG['host']}:{DB_CONFIG['port']}/{DB_CONFIG['database']}"
)

async def add_field():
    engine = create_async_engine(DATABASE_URL, echo=False)
    
    async with engine.connect() as conn:
        print("=" * 80)
        print("Adding del_flag to test_work_order")
        print("=" * 80)
        
        # 检查字段是否存在
        result = await conn.execute(text("DESCRIBE test_work_order"))
        columns = result.fetchall()
        column_names = [col[0] for col in columns]
        
        if 'del_flag' not in column_names:
            print("\n[1] Adding del_flag column...")
            await conn.execute(text("""
                ALTER TABLE test_work_order 
                ADD COLUMN del_flag VARCHAR(1) DEFAULT '0' COMMENT '删除标志: 0=正常, 1=已删除'
            """))
            await conn.commit()
            print("  [OK] del_flag added")
        else:
            print("\n[1] del_flag already exists")
        
        # 验证
        print("\n[2] Verification:")
        result = await conn.execute(text("DESCRIBE test_work_order"))
        columns = result.fetchall()
        for col in columns:
            if col[0] == 'del_flag':
                print(f"  {col[0]:<20} | {col[1]:<30} | {col[2]}")
        
        print("\n" + "=" * 80)
    
    await engine.dispose()

if __name__ == '__main__':
    asyncio.run(add_field())