重构项目结构

scripts/migrations/migrate_sales_order_dates.py

@@ -0,0 +1,56 @@
+#!/usr/bin/env python3
+"""
+数据库迁移脚本：为 sales_orders 表添加时间字段
+"""
+import asyncio
+import sys
+from pathlib import Path
+
+project_root = Path(__file__).parent
+sys.path.insert(0, str(project_root))
+sys.path.insert(0, str(project_root / "src"))
+
+from sqlalchemy.ext.asyncio import create_async_engine
+from sqlalchemy import text
+from config.settings import settings
+
+
+async def migrate():
+    """执行数据库迁移"""
+    if not settings.DATABASE_URL:
+        print("错误：未配置数据库连接")
+        return
+    
+    engine = create_async_engine(
+        settings.DATABASE_URL,
+        echo=True
+    )
+    
+    async with engine.begin() as conn:
+        # 检查列是否存在
+        check_sql = """
+        SELECT column_name 
+        FROM information_schema.columns 
+        WHERE table_name = 'sales_orders' 
+        AND column_name = 'manufacturing_date'
+        """
+        result = await conn.execute(text(check_sql))
+        if result.scalar():
+            print("列 manufacturing_date 已存在，跳过迁移")
+        else:
+            # 添加新列
+            alter_sql = """
+            ALTER TABLE sales_orders 
+            ADD COLUMN manufacturing_date TIMESTAMP,
+            ADD COLUMN actual_delivery_date TIMESTAMP,
+            ADD COLUMN actual_payment_date TIMESTAMP
+            """
+            await conn.execute(text(alter_sql))
+            print("成功添加时间字段到 sales_orders 表")
+    
+    await engine.dispose()
+    print("迁移完成")
+
+
+if __name__ == "__main__":
+    asyncio.run(migrate())