package com.zy.asrs.service.impl;

import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.core.common.Cools;
import com.core.exception.CoolException;
import com.zy.asrs.mapper.BasAgvMapper;
import com.zy.asrs.entity.BasAgv;
import com.zy.asrs.service.BasAgvService;
import com.baomidou.mybatisplus.service.impl.ServiceImpl;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Random;

@Slf4j
@Service("basAgvService")
public class BasAgvServiceImpl extends ServiceImpl<BasAgvMapper, BasAgv> implements BasAgvService {

    @Override
    public BasAgv selectIdleAgv() {
        List<BasAgv> idleAgvs = this.selectList(new EntityWrapper<BasAgv>()
                .eq("in_enable", "Y")
                .eq("is_user", 1)
                .eq("status", 6)
        );
        if (Cools.isEmpty(idleAgvs)) {
            log.warn("没有空闲的Agv小车");
            throw new CoolException("没有空闲的Agv小车");
        }
        return idleAgvs.get(0);
    }

    @Override
    public String getAgvWorkNo() {
        String workNo = null;
        for (int i = 0; i < 10; i++) {
            workNo = getRandom();
            int count = this.selectCount(new EntityWrapper<BasAgv>().eq("task_code", workNo));
            if (count == 0) {
                break;
            }
        }
        if (Cools.isEmpty(workNo)) {
            throw new CoolException("下发AGV任务错误，工作号异常");
        }
        return workNo;
    }

    private String getRandom() {
        return String.format("%04d",new Random().nextInt(9999));
    }

}