109 lines
3.6 KiB
Python
109 lines
3.6 KiB
Python
#!/usr/bin/env python3
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"""
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添加 margin 和 leverage 字段到 paper_orders 表
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运行方式:
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cd backend && python scripts/migrate_add_margin_leverage.py
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"""
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import sys
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import os
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# 添加父目录到路径
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sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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from app.services.db_service import db_service
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from sqlalchemy import text, inspect
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import logging
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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def check_column_exists(table_name, column_name):
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"""检查列是否存在"""
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inspector = inspect(db_service.engine)
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columns = [col['name'] for col in inspector.get_columns(table_name)]
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return column_name in columns
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def migrate():
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"""执行迁移"""
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try:
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with db_service.engine.connect() as conn:
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# 检查表是否存在
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inspector = inspect(db_service.engine)
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if 'paper_orders' not in inspector.get_table_names():
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logger.error("❌ paper_orders 表不存在")
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return False
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logger.info("开始迁移 paper_orders 表...")
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# 检查并添加 margin 列
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if not check_column_exists('paper_orders', 'margin'):
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logger.info("➕ 添加 margin 列...")
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conn.execute(text("""
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ALTER TABLE paper_orders
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ADD COLUMN margin FLOAT DEFAULT 50
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"""))
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conn.commit()
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logger.info("✅ margin 列添加成功")
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# 为现有记录计算并设置 margin 值
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logger.info("🔄 为现有记录计算 margin...")
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conn.execute(text("""
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UPDATE paper_orders
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SET margin = ROUND(quantity / 20.0, 2)
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WHERE margin IS NULL OR margin = 50
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"""))
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conn.commit()
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logger.info("✅ 现有记录的 margin 已更新")
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else:
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logger.info("✓ margin 列已存在，跳过")
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# 检查并添加 leverage 列
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if not check_column_exists('paper_orders', 'leverage'):
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logger.info("➕ 添加 leverage 列...")
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conn.execute(text("""
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ALTER TABLE paper_orders
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ADD COLUMN leverage INTEGER DEFAULT 20
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"""))
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conn.commit()
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logger.info("✅ leverage 列添加成功")
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# 为现有记录设置 leverage 值
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logger.info("🔄 为现有记录设置 leverage...")
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conn.execute(text("""
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UPDATE paper_orders
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SET leverage = 20
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WHERE leverage IS NULL OR leverage = 20
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"""))
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conn.commit()
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logger.info("✅ 现有记录的 leverage 已更新")
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else:
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logger.info("✓ leverage 列已存在，跳过")
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logger.info("\n" + "=" * 50)
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logger.info("✅ 迁移完成！")
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logger.info("=" * 50)
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# 显示更新后的表结构
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inspector = inspect(db_service.engine)
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columns = inspector.get_columns('paper_orders')
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logger.info("\n📊 paper_orders 表结构:")
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for col in columns:
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if col['name'] in ['quantity', 'margin', 'leverage']:
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logger.info(f" - {col['name']}: {col['type']}")
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return True
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except Exception as e:
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logger.error(f"❌ 迁移失败: {e}")
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import traceback
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logger.error(traceback.format_exc())
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return False
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if __name__ == "__main__":
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success = migrate()
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sys.exit(0 if success else 1)
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