#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
from datetime import datetime
import re

import configs
from message import MessageChannel, Message
from message_queue_backend import AliyunRocketMQQueueBackend
from user_manager import MySQLUserRelationManager


config = configs.get()

def main():
    wecom_db_config = config['storage']['user_relation']
    user_db_config = config['storage']['user']

    user_relation_manager = MySQLUserRelationManager(
        user_db_config['mysql'], wecom_db_config['mysql'],
        config['storage']['staff']['table'],
        user_db_config['table'],
        wecom_db_config['table']['staff'],
        wecom_db_config['table']['relation'],
        wecom_db_config['table']['user']
    )

    send_queue = AliyunRocketMQQueueBackend(
        config['mq']['endpoints'],
        config['mq']['instance_id'],
        config['mq']['send_topic'],
        has_consumer=False, has_producer=True
    )

    """
    log格式
    2025-05-02 07:17:15,869 - agent _send_response[200] - WARNING - staff[1688857241615085] user[7881299501048462]: response[MessageType.TEXT] 早上好呀！感谢您的祝福~您这发送祝福信息的爱好真不错，您一般都喜欢给哪些人发祝福呀？
    2025-05-02 07:17:15,949 - agent _send_response[209] - WARNING - staff[1688857241615085] user[7881299501048462]: skip reply
    """

    # 从后往前读取指定的日志文件在2025-05-07 07:00:00后的日志，解析内容为skip reply的日志，找到其前一条同一staff和user的response日志，解析其MessageType、response内容、timestamp
    # 查询userid的tags，如果包含"04W4-AA-1", "04W4-AA-2", "04W4-AA-3", "04W4-AA-4"其中之一，则将response组装为Message，放入发送队列
    # 记录发送的userid，如果同一用户已经发送过，则不再发送
    # 发送所需代码为：
    # self.send_queue.produce(
    #             Message.build(message_type, MessageChannel.CORP_WECHAT,
    #                           staff_id, user_id, response, current_ts)
    #         )

    log_name = '/var/log/agent_service/service.log'
    processed_users = set()
    target_tags = {"04W4-AA-1", "04W4-AA-2", "04W4-AA-3", "04W4-AA-4"}
    cutoff_time = datetime.strptime("2025-05-07 07:00:00", "%Y-%m-%d %H:%M:%S")

    with open(log_name, "r", encoding="utf-8") as log_file:
        logs = log_file.readlines()[::-1]  # Reverse the logs for backward processing

    for i, log in enumerate(logs):
        if "response[" in log:
            match = re.search(r"staff\[(\d+)\] user\[(\d+)\]", log)
            if not match:
                continue
            staff_id, user_id = match.groups()
            processed_users.add(user_id)

        if "skip reply" in log:
            match = re.search(r"staff\[(\d+)\] user\[(\d+)\]", log)
            if not match:
                continue

            staff_id, user_id = match.groups()

            # Find the preceding response log
            for prev_log in logs[i + 1:]:
                if f"staff[{staff_id}] user[{user_id}]: response[" in prev_log:
                    response_match = re.search(
                        r"response\[(.*?)\] (.*)", prev_log
                    )
                    if not response_match:
                        break

                    message_type, response = response_match.groups()
                    timestamp_match = re.search(r"(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})", prev_log)
                    if not timestamp_match:
                        break

                    timestamp = datetime.strptime(timestamp_match.group(1), "%Y-%m-%d %H:%M:%S")
                    if timestamp <= cutoff_time:
                        break

                    # Query user tags
                    user_tags = set(user_relation_manager.get_user_tags(user_id))
                    if not target_tags.intersection(user_tags):
                        break

                    # Check if user has already been processed
                    if user_id in processed_users:
                        break
                    message = Message.build(message_type, MessageChannel.CORP_WECHAT,
                                            staff_id, user_id, response, int(timestamp.timestamp() * 1000))
                    print(message)
                    # Send the message
                    # send_queue.produce(message)
                    processed_users.add(user_id)
                    break