package com.example.erp.service.sd;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.dynamic.datasource.annotation.DS;
import com.example.erp.entity.sd.Order;
import com.example.erp.entity.sd.OrderDetail;
import com.example.erp.mapper.sd.OrderDetailMapper;
import com.example.erp.mapper.sd.OrderMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.text.SimpleDateFormat;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

@Service
@DS("sd")
public class OrderService {
    @Autowired
    private OrderMapper orderMapper;
    @Autowired
    private OrderDetailMapper orderDetailMapper;

    public boolean saveOrder(Map<String,Object> orderMap) {
        JSONObject orderJson = new JSONObject(orderMap);
        Order order = JSONObject.parseObject(JSONObject.toJSONString(orderJson.get("title")), Order.class);
        List<OrderDetail> OrderDetails = JSONArray.parseArray(JSONObject.toJSONString(orderJson.get("detail")), OrderDetail.class);
        boolean saveState = true;
        //判断传入id参数是否为空，未传入id为空插入订单表，传入更新表
        if(order.getOrderId() == null){
            saveState = insertOrder(order,OrderDetails);
        }else {
            saveState = updateOrder(order,OrderDetails);
        }




        return false;
    }
    @Transactional
    public boolean insertOrder(Order order,List<OrderDetail> OrderDetails) {
        Integer maxOrderId = orderMapper.selectMaxOrderId();
        //查询订单id，并且自增
        String formattedNumber = String.format("%02d", maxOrderId+1);
        //格式化当前日期
        Date currentDate = new Date();
        SimpleDateFormat dateFormat = new SimpleDateFormat("yyMMdd");
        String formattedDate = dateFormat.format(currentDate);
        //往主表插数据
        orderMapper.insert(order);
        //循环给订单明细表字段添加序号和周长
        for (int i = 0; i < OrderDetails.size(); i++) {
            OrderDetails.get(i).setOrderNumber(i+1);
            order.setOrderId(formattedDate);
            OrderDetails.get(i).setPerimeter(OrderDetails.get(i).getWidth()*OrderDetails.get(i).getHeight()*2);
        }
        //往明细表插数据
        orderDetailMapper.insertBatch(OrderDetails);
        return false;
    }

    public boolean updateOrder(Order order,List<OrderDetail> OrderDetails) {
        return  false;
    }
}