账号异常告警 新年活动

import datetime

class AccountMonitor:
    def __init__(self, user_location_history):
        self.user_location_history = user_location_history

    def check_login(self, current_location):
        last_login_location = self.user_location_history[-1] if self.user_location_history else None
        current_time = datetime.datetime.now()

        # 简单规则：如果上次登录地点与当前地点不同，且时间间隔小于1小时，则发出告警
        if last_login_location and last_login_location != current_location:
            time_diff = current_time - self.user_location_history[-1]['time']
            if time_diff.total_seconds() < 3600:  # 1小时内
                self.trigger_alert(f"异常登录告警：用户从{last_login_location}切换至{current_location}！")

        self.user_location_history.append({'location': current_location, 'time': current_time})

    def trigger_alert(self, message):
        print(f"[{datetime.datetime.now()}] {message}")
        # 这里可以集成邮件、短信或其他通知方式

# 示例使用
monitor = AccountMonitor([{'location': '北京', 'time': datetime.datetime(2023, 1, 1, 12, 0)}])
monitor.check_login('上海')  # 正常情况
monitor.check_login('广州')  # 触发告警