VWED_server/data/models/script_function_registration.py

90 lines
3.8 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
函数注册记录数据模型
记录脚本注册的自定义函数信息
"""
from sqlalchemy import Column, Integer, String, DateTime, Text, Boolean, ForeignKey, JSON
from sqlalchemy.sql import func
from sqlalchemy.orm import relationship
from .base import Base
class VWEDScriptFunctionRegistration(Base):
"""函数注册记录模型"""
__tablename__ = 'vwed_script_function_registration'
id = Column(Integer, primary_key=True, autoincrement=True, comment='注册记录ID')
script_id = Column(String(255), nullable=False, comment='脚本实例ID')
file_id = Column(Integer, ForeignKey('vwed_script_file.id'), nullable=False, comment='脚本文件ID')
function_name = Column(String(255), nullable=False, comment='函数名')
handler_name = Column(String(255), nullable=False, comment='处理函数名(实际函数名)')
description = Column(Text, comment='函数描述')
parameters = Column(JSON, comment='参数定义: [{"name": "param1", "type": "str", "required": true}]')
return_schema = Column(JSON, comment='返回值格式定义')
is_async = Column(Boolean, default=False, comment='是否为异步函数')
is_active = Column(Boolean, default=True, comment='是否激活')
call_count = Column(Integer, default=0, comment='调用次数')
last_called_at = Column(DateTime, comment='最后调用时间')
average_execution_time_ms = Column(Integer, comment='平均执行时间(毫秒)')
success_count = Column(Integer, default=0, comment='成功执行次数')
error_count = Column(Integer, default=0, comment='错误次数')
tags = Column(JSON, comment='函数标签')
created_at = Column(DateTime, nullable=False, default=func.now(), comment='注册时间')
# 关联关系
script_file = relationship("VWEDScriptFile", backref="function_registrations")
def __repr__(self):
return f"<VWEDScriptFunctionRegistration(id={self.id}, name='{self.function_name}')>"
def to_dict(self):
"""转换为字典格式"""
return {
'id': self.id,
'script_id': self.script_id,
'file_id': self.file_id,
'function_name': self.function_name,
'handler_name': self.handler_name,
'description': self.description,
'parameters': self.parameters,
'return_schema': self.return_schema,
'is_async': self.is_async,
'is_active': self.is_active,
'call_count': self.call_count,
'last_called_at': self.last_called_at.isoformat() if self.last_called_at else None,
'average_execution_time_ms': self.average_execution_time_ms,
'success_count': self.success_count,
'error_count': self.error_count,
'success_rate': self.success_rate,
'tags': self.tags,
'created_at': self.created_at.isoformat() if self.created_at else None,
}
@property
def success_rate(self):
"""计算成功率"""
if self.call_count == 0:
return 0.0
return round((self.success_count / self.call_count) * 100, 2)
def update_call_stats(self, execution_time_ms, success=True):
"""更新调用统计"""
import datetime
self.call_count += 1
self.last_called_at = datetime.datetime.now()
if success:
self.success_count += 1
else:
self.error_count += 1
# 更新平均执行时间
if self.average_execution_time_ms is None:
self.average_execution_time_ms = execution_time_ms
else:
total_time = self.average_execution_time_ms * (self.call_count - 1) + execution_time_ms
self.average_execution_time_ms = int(total_time / self.call_count)