package com.iamberry.app.api.util;

import java.util.ArrayList;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Lazy;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.RequestMapping;

import com.iamberry.app.api.controller.BaseController;
import com.iamberry.app.tool.dto.TuyaHistoryListDTO;
import com.iamberry.app.tool.dto.TuyaHistoryResultDTO;
import com.iamberry.zk.ZookeeperQueue;

@Lazy(false)
@Component("tuyaHistoryConnector")
@RequestMapping("/")
public class TuyaHistoryConnector extends BaseController {

	// Is server restart or crashed?
	private static boolean isRestart;
	private long nextStartTime;
	private final static int LIMIT = 100;
	List<TuyaHistoryListDTO> tmpList = new ArrayList<TuyaHistoryListDTO>();
	private Logger logger = LoggerFactory.getLogger(TuyaHistoryConnector.class);

	static {
		isRestart = true;
		ZookeeperQueue.rootElement();
	}

	// pull data each 5 minutes
//	@Scheduled(fixedDelay = 50000)
	private void startPullHistoryData() {
		boolean run = ZookeeperQueue.getTaskRun();
		logger.info("Start the timer ZK : " + run);
		if (!run) {
			return;
		}
		long currentime = System.currentTimeMillis() / 1000 * 1000;
		if (isRestart == true) {
			isRestart = false;
			// add 1000 to avoid get same last data again, some may lost
			nextStartTime = milkService.getLastRecordDate().getTime() + 1000;
		}
		tmpList.clear();
		connectorHandler(nextStartTime, currentime, "0");
		nextStartTime = currentime;
	}

	private void connectorHandler(long startTime, long endTime, String offset) {
		try {
			TuyaHistoryResultDTO rawData = TuyaConnector.TuyaHistoryConnect(startTime, endTime, offset, LIMIT);
			logger.info("rawData-size:"+rawData.getList().size());
			if (rawData.getList().isEmpty()) {
				return;
			}
			if (rawData.getNextOffset() == null) {
				tmpList.addAll(rawData.getList());
				tmpList.sort((TuyaHistoryListDTO o1, TuyaHistoryListDTO o2) -> o1.getTime().compareTo(o2.getTime()));
				for (TuyaHistoryListDTO oneRecord : tmpList) {
					// 根据机器ID 获取对应的用户id
					String devId = oneRecord.getDevId();
					Long userId = machineService.selectUserIDByDevId(devId);
					logger.info("add macine reader : "+userId + ",devID：" + devId);
					milkService.addRecordData(oneRecord.getDevId(), oneRecord.getValue(), oneRecord.getTime(), userId);
				}
			} else {
				logger.info("get data end!");
				tmpList.addAll(rawData.getList());
				connectorHandler(startTime, endTime, rawData.getNextOffset());
			}
		} catch (Exception e) {
			e.printStackTrace();
		}

	}

}