package com.nq.utils.task.stock;

import com.nq.service.UserPendingorderService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

/**
 * 挂单定时任务
 * 定时检查挂单条件，当价格达到目标价格时自动买入
 */
@Component
@Slf4j
public class PendingOrderTask {

    @Autowired
    private UserPendingorderService userPendingorderService;

    private final Lock pendingOrderLock = new ReentrantLock();
    private final AtomicBoolean isPendingOrderRunning = new AtomicBoolean(false);

    /**
     * 挂单任务，每分钟执行一次
     */
    @Scheduled(cron = "0 0/1 * * * ?")
    public void pendingOrderTask() {
        if (isPendingOrderRunning.get()) { // 判断任务是否在处理中
            log.info("挂单定时任务--------->上次任务还未执行完成，本次任务忽略");
            return;
        }
        if (pendingOrderLock.tryLock()) {
            try {
                isPendingOrderRunning.set(true); // 设置处理中标识为true
                log.info("挂单定时任务--------->开始");
                userPendingorderService.orderTask();
                log.info("挂单定时任务--------->结束");
            } catch (Exception e) {
                log.error("挂单定时任务发生异常", e);
            } finally {
                pendingOrderLock.unlock();
                isPendingOrderRunning.set(false); // 设置处理中标识为false
            }
        } else {
            log.info("挂单定时任务--------->上次任务还未执行完成，本次任务忽略");
        }
    }
}