package com.stylefeng.guns.modular.system.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.baomidou.mybatisplus.service.impl.ServiceImpl;
import com.stylefeng.guns.core.util.ToolUtil;
import com.stylefeng.guns.modular.system.dao.OrderPositionMapper;
import com.stylefeng.guns.modular.system.model.OrderPosition;
import com.stylefeng.guns.modular.system.service.IOrderPositionService;
import com.stylefeng.guns.modular.system.service.IOrderService;
import com.stylefeng.guns.modular.system.util.GDMapElectricFenceUtil;
import com.stylefeng.guns.modular.system.util.PushMinistryOfTransportUtil;
import com.stylefeng.guns.modular.taxi.service.IOrderTaxiService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.io.*;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;


@Service
public class OrderPositionServiceImpl extends ServiceImpl<OrderPositionMapper, OrderPosition> implements IOrderPositionService {

    @Resource
    private OrderPositionMapper orderPositionMapper;

    @Autowired
    private IOrderService orderService;

    @Autowired
    private PushMinistryOfTransportUtil pushMinistryOfTransportUtil;

    @Value("${filePath}")
    private String filePath;

    @Value("${pushMinistryOfTransport}")
    private boolean pushMinistryOfTransport;



    /**
     * 添加数据
     * @param orderPosition
     * @throws Exception
     */
    @Override
    public void saveData(OrderPosition orderPosition) throws Exception {
        //计算实时里程
        boolean b = orderService.calculateMileage(orderPosition);
        if(b){//如果计算了里程则将新的数据存储到数据库作为下个起点
            //先计算里程，在存储最新位置
            orderPosition.setInsertTime(new Date());
            //将数据存储到文件中
            List<OrderPosition> orderPositions = this.queryPosition(orderPosition.getOrderId(), orderPosition.getOrderType());
            File file = new File(filePath + orderPosition.getOrderId() + "_" + orderPosition.getOrderType() + ".txt");
            if(!file.exists()){
                file.getParentFile().mkdirs();
                file.createNewFile();
            }
            //写入相应的文件
            PrintWriter out = new PrintWriter(new FileWriter(file));
            orderPositions.add(orderPosition);
//            System.err.println("存储新数据：" + JSON.toJSONString(orderPositions));
            out.write(JSON.toJSONString(orderPositions));
            out.flush();
            out.close();
        }

        new Thread(new Runnable() {
            @Override
            public void run() {
                if(pushMinistryOfTransport && orderPosition.getOrderType() == 1){//上传数据
                    pushMinistryOfTransportUtil.positionDriver(orderPosition.getOrderId());
                    pushMinistryOfTransportUtil.positionVehicle(orderPosition.getOrderId());
                }
            }
        }).start();

    }


    /**
     * 获取最新的坐标位置
     * @param orderId
     * @param orderType
     * @return
     * @throws Exception
     */
    @Override
    public OrderPosition queryNew(Integer orderId, Integer orderType) throws Exception {
        List<OrderPosition> orderPositions = this.queryPosition(orderId, orderType);
        return orderPositions.size() > 0 ? orderPositions.get(orderPositions.size() - 1) : null;
    }


    /**
     * 获取坐标文件中的坐标数据
     * @param orderId
     * @param orderType
     * @return
     * @throws Exception
     */
    @Override
    public List<OrderPosition> queryPosition(Integer orderId, Integer orderType) throws Exception{
        //将数据存储到文件中
        File file = new File(filePath + orderId + "_" + orderType + ".txt");
        if(!file.exists()){
            return new ArrayList<>();
        }
        //读取文件(字符流)
        BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));
        //循环取出数据
        String str = null;
        StringBuffer sb = new StringBuffer();
        while ((str = in.readLine()) != null) {
            sb.append(str);
        }
        List<OrderPosition> list = new ArrayList<>();
        if(ToolUtil.isNotEmpty(sb.toString())){
            list = JSONArray.parseArray(sb.toString(), OrderPosition.class);
        }
//        System.err.println("坐标：" + sb);
        return list;
    }
}