import logging
from connectors.mysql_connector import MySQLConnector
from connectors.clickhouse_connector import ClickHouseConnector
from mappers.data_mapper import DataMapper
from services.sync_service import SyncService, SyncType
from utils.logger import configure_logger
from apscheduler.schedulers.background import BackgroundScheduler
import time
from config.db_config import MYSQL_CONFIG, CH_CONFIG, print_config

# 要同步的表
tables = ['t_station', 't_equipment', 't_equipment_charge_order']


# 配置日志记录
logger = configure_logger()

# 添加文件处理器
file_handler = logging.FileHandler('sync.log')
file_handler.setLevel(logging.INFO)
formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)


# 同步函数
def sync(table, sync_type):
    logger.info(f"开始同步表: {table}, 同步类型: {sync_type}")

    # 初始化组件
    mysql_conn = MySQLConnector(MYSQL_CONFIG)
    ch_conn = ClickHouseConnector(CH_CONFIG)

    if sync_type == SyncType.FULL:
        # 清空目标表
        ch_conn.connect().execute(f"TRUNCATE TABLE {table}")
        logger.info(f"已清空目标表: {table}")
        ch_conn.disconnect()

    # 创建数据映射器
    mapper = DataMapper(mysql_conn, table)

    # 创建同步服务
    service = SyncService(mysql_conn=mysql_conn, ch_conn=ch_conn, mapper=mapper)

    try:
        # 同步数据
        service.sync_data(batch_size=5000, table=table, sync_type=sync_type)  # 确保这里传递的是 SyncType 枚举
        logger.info(f"同步成功: {table}")
    except Exception as e:
        logger.error(f"同步失败: {str(e)}", exc_info=True)
    finally:
        ch_conn.disconnect()


# 全量同步
def full_sync():
    for table in tables:
        sync(table, SyncType.FULL)


# 增量同步
def incremental_sync():
    for table in tables:
        sync(table, SyncType.INCREMENTAL)


if __name__ == "__main__":
    # 输出配置信息
    print_config()
    # 先执行一次增量同步
    incremental_sync()
    # 创建调度器
    scheduler = BackgroundScheduler()
    # 每天2点执行全量同步
    scheduler.add_job(full_sync, 'cron', hour=2, minute=0)
    # 每小时执行增量同步，排除2点
    scheduler.add_job(incremental_sync, 'cron', hour='*', minute=0, id='incremental_sync_job', replace_existing=True)
    # 启动调度器
    scheduler.start()
    try:
        # 保持主线程运行
        while True:
            time.sleep(1)
    except (KeyboardInterrupt, SystemExit):
        scheduler.shutdown()