package com.example.erp.service.sd;

import com.alibaba.excel.util.StringUtils;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.dynamic.datasource.annotation.DS;
import com.example.erp.entity.sd.Delivery;
import com.example.erp.entity.sd.DeliveryDetail;
import com.example.erp.entity.sd.Order;
import com.example.erp.entity.sd.OrderDetail;
import com.example.erp.entity.userInfo.SysError;
import com.example.erp.mapper.mm.FinishedGoodsInventoryMapper;
import com.example.erp.mapper.sd.DeliveryDetailMapper;
import com.example.erp.mapper.sd.DeliveryMapper;
import com.example.erp.mapper.sd.OrderDetailMapper;
import com.example.erp.mapper.sd.OrderMapper;
import com.example.erp.service.userInfo.SysErrorService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.transaction.interceptor.TransactionAspectSupport;

import java.text.SimpleDateFormat;
import java.time.LocalDate;
import java.util.*;
import java.math.BigDecimal;

@Service
@DS("sd")
@Transactional(rollbackFor = Exception.class)
public class DeliveryService {
    @Autowired
    DeliveryMapper deliveryMapper;
    @Autowired
    DeliveryDetailMapper deliveryDetailMapper;
    @Autowired
    OrderMapper orderMapper;
    @Autowired
    OrderDetailMapper orderDetailMapper;
    @Autowired
    FinishedGoodsInventoryMapper finishedGoodsInventoryMapper;
    @Autowired
    SysErrorService sysErrorService;


    public Map<String, Object> getSelectShippingOrder(Integer pageNum, Integer pageSize,List<String> selectDate, Delivery delivery) {
        Integer offset = (pageNum - 1) * pageSize;
        String endDate = LocalDate.now().toString();
        String startDate = LocalDate.now().minusDays(15).toString();
        if(selectDate !=null && selectDate.size()==2){
            if(!selectDate.get(0).isEmpty()){
                startDate = selectDate.get(0);
            }
            if(!selectDate.get(1).isEmpty()){
                endDate = selectDate.get(1);
            }
        }
        Map<String, Object> map = new HashMap<>();
        map.put("data", deliveryMapper.getSelectShippingOrder(offset, pageSize,startDate,endDate, delivery));
        map.put("total", deliveryMapper.getSelectShippingOrderPageTotal(offset, pageSize,startDate,endDate, delivery));
        List<String> list = new ArrayList<>();
        list.add(startDate);
        list.add(endDate);
        map.put("selectDate",list);
        return map;
    }

    public Map<String, Object> getSelectDeliveryDetailReport(Integer pageNum, Integer pageSize,List<String> selectDate, DeliveryDetail deliveryDetail) {
        Integer offset = (pageNum - 1) * pageSize;
        String endDate = LocalDate.now().toString();
        String startDate = LocalDate.now().minusDays(15).toString();
        if(selectDate !=null && selectDate.size()==2){
            if(!selectDate.get(0).isEmpty()){
                startDate = selectDate.get(0);
            }
            if(!selectDate.get(1).isEmpty()){
                endDate = selectDate.get(1);
            }
        }
        System.out.println(pageSize);
        Map<String, Object> map = new HashMap<>();
        map.put("data", deliveryDetailMapper.getSelectDeliveryDetailReport(offset, pageSize,startDate,endDate, deliveryDetail));
        map.put("total", deliveryDetailMapper.getSelectDeliveryDetailReportPageTotal(offset, pageSize,startDate,endDate, deliveryDetail));
        List<String> list = new ArrayList<>();
        list.add(startDate);
        list.add(endDate);
        map.put("selectDate",list);
        return map;
    }

    public Map<String, Object> getSelectShippingOrderDetail(Integer pageNum, Integer pageSize, OrderDetail orderDetail) {
        Integer offset = (pageNum - 1) * pageSize;

        Map<String, Object> map = new HashMap<>();
        map.put("data", deliveryDetailMapper.getSelectShippingOrderDetail(offset, pageSize, orderDetail));
        map.put("delivery", deliveryMapper.getSelectShippingOrderDetailDelivery(offset, pageSize, orderDetail));
        map.put("total", deliveryDetailMapper.getSelectShippingOrderDetailPageTotal(offset, pageSize, orderDetail));

        return map;
    }

    public Map<String, Object> getSelectOrderInventory(Integer pageNum, Integer pageSize,List<String> selectDate, Order order) {
        Integer offset = (pageNum - 1) * pageSize;
        String endDate = LocalDate.now().toString();
        String startDate = LocalDate.now().minusDays(15).toString();
        if(selectDate !=null && selectDate.size()==2){
            if(!selectDate.get(0).isEmpty()){
                startDate = selectDate.get(0);
            }
            if(!selectDate.get(1).isEmpty()){
                endDate = selectDate.get(1);
            }
        }
        Map<String, Object> map = new HashMap<>();
        map.put("data", deliveryMapper.getSelectOrderInventory(offset, pageSize,startDate,endDate, order));
        map.put("total", deliveryMapper.getSelectOrderInventoryPageTotal(offset, pageSize,startDate,endDate, order));
        List<String> list = new ArrayList<>();
        list.add(startDate);
        list.add(endDate);
        map.put("selectDate",list);
        return map;
    }

    public Map<String, Object> getSelectShippingOrderDetails(Integer pageNum, Integer pageSize, OrderDetail orderDetail) {
        Integer offset = (pageNum - 1) * pageSize;
        Map<String, Object> map = new HashMap<>();
        map.put("data", deliveryDetailMapper.getSelectShippingOrderDetails(offset, pageSize, orderDetail));
        map.put("title", deliveryMapper.getSelectShippingOrderDetailDeliverys(offset, pageSize, orderDetail));
        map.put("total", deliveryDetailMapper.getSelectShippingOrderDetailsPageTotal(offset, pageSize, orderDetail));
        return map;
    }

    public Boolean insertDelivery(Map<String,Object> object) {

        boolean saveState = true;
        //设置回滚点
        Object savePoint = TransactionAspectSupport.currentTransactionStatus().createSavepoint();
        try {

            String deliveryId = "";
            String oddNumber;
            if (object.get("deliveryId") != null) {
                deliveryId = object.get("deliveryId").toString();
            }
            Delivery delivery = JSONObject.parseObject(JSONObject.toJSONString(object.get("title")), Delivery.class);
            List<OrderDetail> orderDetaillist = JSONArray.parseArray(JSONObject.toJSONString(object.get("delivery")), OrderDetail.class);
            //查询发货单是否存在
            Integer deliveryConut = deliveryMapper.getDeliveryConut(deliveryId);

            if (deliveryConut != 0) {
                //编辑还原数据
                String deliveryDetailNumber = "";
                if (!orderDetaillist.isEmpty()) {
                    for (OrderDetail orderDetail : orderDetaillist) {
                        if (orderDetaillist.size() - 1 == orderDetaillist.indexOf(orderDetail)) {
                            deliveryDetailNumber += orderDetail.getDeliveryDetail().getDeliveryNumber();
                        } else {
                            deliveryDetailNumber += orderDetail.getDeliveryDetail().getDeliveryNumber() + "|";
                        }

                    }
                }
                List<DeliveryDetail> deliveryDetaillist = deliveryDetailMapper.getIsNotDeliveryDetail(deliveryDetailNumber, deliveryId);
                if (!deliveryDetaillist.isEmpty()) {
                    for (DeliveryDetail deliveryDetail : deliveryDetaillist) {
                        //还原库存数以及订单明细的发货数
                        finishedGoodsInventoryMapper.updateInventoryquantityInt(deliveryDetail.getOrderId(), deliveryDetail.getOrderNumber(), deliveryDetail.getQuantity());
                        deliveryDetailMapper.updateIsNotOrderDetailDeliveryNum(deliveryDetail.getOrderId(), deliveryDetail.getOrderNumber(), deliveryDetail.getQuantity());
                    }
                }
                //还原发货表的面积数量金额
                deliveryMapper.updatedelivery(0.0, 0, 0.0, deliveryId);
                //删除发货明细的数据
                deliveryDetailMapper.deleteDeliveryDetail(deliveryId);
                oddNumber = deliveryId;
            } else {
                //获取单号
                oddNumber = orderNumberSetting("发货");
                //新增发货表数据
                deliveryMapper.insertDelivery(delivery, oddNumber, orderDetaillist.get(0).getOrderId());
            }
            System.out.println(4);
            Double area = 0.0;
            Integer quantity = 0;
            Double money = 0.0;
            //获取对象集合循环进行新增修改

            if (!orderDetaillist.isEmpty()) {
                for (OrderDetail orderDetail : orderDetaillist) {

                    quantity += orderDetail.getDeliveryDetail().getQuantity();
                    area += orderDetail.getFinishedGoodsInventory().getActualSignalArea() * orderDetail.getDeliveryDetail().getQuantity();
                    money += orderDetail.getPrice() * orderDetail.getDeliveryDetail().getQuantity();
                    Integer deliveryDetailmaximum = deliveryDetailMapper.getdeliveryDetailmaximum(oddNumber);
                    //新增发货明细数据
                    deliveryDetailMapper.insertDeliveryDetail(orderDetail, oddNumber, deliveryDetailmaximum + 1);
                    //修改订单明细
                    deliveryDetailMapper.updateOrderDetailDeliveryNum(orderDetail);
                    //修改库存表出库数量
                    finishedGoodsInventoryMapper.updateInventoryquantityOut(orderDetail.getOrderId(), orderDetail.getOrderNumber(), orderDetail.getDeliveryDetail().getQuantity());

                }
                //修改发货明细累加面积数量金额
                deliveryMapper.updatedelivery(Double.valueOf(String.format("%.2f", area)), quantity, Double.valueOf(String.format("%.2f", money)), oddNumber);

            } else {
                return false;
            }
        } catch (Exception e) {
            TransactionAspectSupport.currentTransactionStatus().rollbackToSavepoint(savePoint);
            //将异常传入数据库
            SysError sysError = new SysError();
            sysError.setError(e.toString());
            sysError.setFunc("saveOrder");
            sysErrorService.insert(sysError);
            saveState = false;

        }
        return saveState;
    }


    public Boolean updateDeliveryToExamine(Map<String,Object> object) {
        Boolean isinsert=false;
        String deliveryId = "";
        int type =3;
        if (object.get("deliveryId") != null) {
            deliveryId = object.get("deliveryId").toString();
        }

        if (object.get("type") != null) {
            type = Integer.parseInt(object.get("type").toString());
        }

        deliveryMapper.updateDeliveryToExamine(deliveryId,type);

        return true;



    }

    public Boolean deleteDelivery(Map<String,Object> object) {
        boolean saveState = true;
        //设置回滚点
        Object savePoint = TransactionAspectSupport.currentTransactionStatus().createSavepoint();
        try {
            String deliveryId = "";
            if (object.get("deliveryId") != null) {
                deliveryId = object.get("deliveryId").toString();
            }
            deliveryDetailMapper.deleteDeliveryDetail(deliveryId);
            deliveryMapper.deleteDelivery(deliveryId);

            return true;
        }catch (Exception e) {
            TransactionAspectSupport.currentTransactionStatus().rollbackToSavepoint(savePoint);
            //将异常传入数据库
            SysError sysError = new SysError();
            sysError.setError(e.toString());
            sysError.setFunc("saveOrder");
            sysErrorService.insert(sysError);
            saveState = false;

        }
        return saveState;

    }

    public Map<String, Object> getSelectDeliveryPrinting( DeliveryDetail deliveryDetail) {
        Map<String, Object> map = new HashMap<>();
        List <Map<String, Object>> list=new ArrayList<Map<String, Object>>();//最终结果
        List<DeliveryDetail> deliveryDetailList=deliveryDetailMapper.getSelectDeliveryPrinting(deliveryDetail);
        for (DeliveryDetail detail : deliveryDetailList) {

            Map<String, Object> itemmap = new HashMap<>();
            List<Map<String, Object>> deliveryDetailList2 = deliveryDetailMapper.getSelectDeliveryDetailPrinting(detail.getDeliveryId(),
                    detail.getOrderDetail().getProductId(), detail.getOrderDetail().getOrderId());
            itemmap.put("DeliveryDetail", detail);
            itemmap.put("DeliveryDetailList", deliveryDetailList2);
            list.add(itemmap);


        }
        Delivery delivery=deliveryMapper.getSelectShippingOrderDetailDeliveryPrinting(deliveryDetail);
        map.put("data", list);
        map.put("delivery", deliveryMapper.getSelectShippingOrderDetailDeliveryPrinting(deliveryDetail));
        map.put("money", toChinese(delivery.getMoney().toString(), false));
        return map;

    }

    private static final String[] NUMBERS = {"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};

    private static final String[] IUNIT = {"元", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰", "仟"};

    private static final String[] DUNIT = {"角", "分"};

    private static final String[] CN_NUMBERS = {"零", "一", "二", "三", "四", "五", "六", "七", "八", "九"};

    private static final String[] CN_IUNIT = {"", "十", "百", "千", "万", "十", "百", "千", "亿", "十", "百", "千"};



    /**
     *  转换为大写的中文金额,支持负数
     * @param amount 金额
     * @param isSimplified 是否简体中文：true:简体，false：繁体
     * @return
     */
    public static String toChinese(String amount, boolean isSimplified) {
        // 判断输入的金额字符串是否符合要求
        if (StringUtils.isBlank(amount) || !amount.matches("(-)?[\\d]*(.)?[\\d]*")) {
            throw new RuntimeException("请输入数字");
        }

        if ("0".equals(amount) || "0.00".equals(amount) || "0.0".equals(amount)) {
            return isSimplified ? "零" : "零元";
        }

        // 判断金额数字中是否存在负号"-"
        boolean flag = false;
        if (amount.startsWith("-")) {
            // 标志位，标志此金额数字为负数
            flag = true;
            amount = amount.replaceAll("-", "");
        }
        // 去掉金额数字中的逗号","
        amount = amount.replaceAll(",", "");
        // 初始化：分离整数部分和小数部分
        String[] separateNum = separateNum(amount);
        // 整数部分数字
        String integerStr = separateNum[0];
        // 小数部分数字
        String decimalStr = separateNum[1];
        // beyond超出计算能力，直接返回
        if (integerStr.length() > IUNIT.length) {
            throw new RuntimeException("输入数字超限");
        }
        // 整数部分数字
        int[] integers = toIntArray(integerStr);
        // 判断整数部分是否存在输入012的情况
        if (integers.length > 1 && integers[0] == 0) {
            throw new RuntimeException("输入数字不符合要求");
        }
        // 设置万单位
        boolean isWan = isWan5(integerStr);
        // 小数部分数字
        int[] decimals = toIntArray(decimalStr);
        // 返回最终的大写金额
        String result = "";
        String chineseInteger = getChineseInteger(integers, isWan, isSimplified);
        String chineseDecimal = getChineseDecimal(decimals, isSimplified);
        if (decimals.length > 0 && isSimplified) {
            result = chineseInteger;
            if (!chineseDecimal.equals("零零")) {
                result = result + "点" + chineseDecimal;
            }
        } else {
            result = chineseInteger + chineseDecimal;

        }
        if (flag) {
            // 如果是负数，加上"负"
            return "负" + result;
        } else {
            return result;
        }
    }

    /**
     * 分离整数部分和小数部分
     * @param str
     * @return
     */
    private static String[] separateNum(String str) {
        String integerStr;// 整数部分数字
        String decimalStr;// 小数部分数字
        if (str.indexOf('.') >= 1) {
            integerStr = str.substring(0, str.indexOf('.'));
            decimalStr = str.substring(str.indexOf('.') + 1);
            if (decimalStr.length() > 2) {
                decimalStr = decimalStr.substring(0, 2);
            }
        } else if (str.indexOf('.') == 0) {
            integerStr = "";
            decimalStr = str.substring(1);
        } else {
            integerStr = str;
            decimalStr = "";
        }
        return new String[] {integerStr, decimalStr};
    }

    /**
     *  将字符串转为int数组
     * @param number  数字
     * @return
     */
    private static int[] toIntArray(String number) {
        int[] array = new int[number.length()];
        for (int i = 0; i < number.length(); i++) {
            array[i] = Integer.parseInt(number.substring(i, i + 1));
        }
        return array;
    }

    /**
     *  将整数部分转为大写的金额
     * @param integers 整数部分数字
     * @param isWan  整数部分是否已经是达到【万】
     * @return
     */
    private static String getChineseInteger(int[] integers, boolean isWan, boolean isSimplified) {

        int length = integers.length;
        if (!isSimplified && length == 1 && integers[0] == 0) {
            return "";
        }
        if (!isSimplified) {
            return traditionalChineseInteger(integers, isWan);
        } else {
            return simplifiedChineseInteger(integers, isWan);
        }
    }

    /**
     * 繁体中文整数
     * @param integers
     * @param isWan
     * @return
     */
    private static String traditionalChineseInteger(int[] integers, boolean isWan) {
        StringBuilder chineseInteger = new StringBuilder("");
        int length = integers.length;
        for (int i = 0; i < length; i++) {
            String key = "";
            if (integers[i] == 0) {
                if ((length - i) == 13)// 万（亿）
                    key = IUNIT[4];
                else if ((length - i) == 9) {// 亿
                    key = IUNIT[8];
                } else if ((length - i) == 5 && isWan) {// 万
                    key = IUNIT[4];
                } else if ((length - i) == 1) {// 元
                    key = IUNIT[0];
                }
                if ((length - i) > 1 && integers[i + 1] != 0) {
                    key += NUMBERS[0];
                }
            }
            chineseInteger.append(integers[i] == 0 ? key : (NUMBERS[integers[i]] + IUNIT[length - i - 1]));
        }
        return chineseInteger.toString();
    }

    /**
     * 简体中文整数
     * @param integers
     * @param isWan
     * @return
     */
    private static String simplifiedChineseInteger(int[] integers, boolean isWan) {
        StringBuilder chineseInteger = new StringBuilder("");
        int length = integers.length;
        for (int i = 0; i < length; i++) {
            String key = "";
            if (integers[i] == 0) {
                if ((length - i) == 13) {// 万（亿）
                    key = CN_IUNIT[4];
                } else if ((length - i) == 9) {// 亿
                    key = CN_IUNIT[8];
                } else if ((length - i) == 5 && isWan) {// 万
                    key = CN_IUNIT[4];
                } else if ((length - i) == 1) {// 元
                    key = CN_IUNIT[0];
                }
                if ((length - i) > 1 && integers[i + 1] != 0) {
                    key += CN_NUMBERS[0];
                }
                if (length == 1 && integers[i] == 0) {
                    key += CN_NUMBERS[0];
                }
            }
            chineseInteger.append(integers[i] == 0 ? key : (CN_NUMBERS[integers[i]] + CN_IUNIT[length - i - 1]));
        }
        return chineseInteger.toString();
    }

    /**
     *  将小数部分转为大写的金额
     * @param decimals 小数部分的数字
     * @return
     */
    private static String getChineseDecimal(int[] decimals, boolean isSimplified) {
        StringBuilder chineseDecimal = new StringBuilder("");
        if (!isSimplified) {
            for (int i = 0; i < decimals.length; i++) {
                String key = "";

                if ((decimals.length - i) > 1 && decimals[i + 1] != 0) {
                    key += NUMBERS[0];
                }

                chineseDecimal.append(decimals[i] == 0 ? key : (NUMBERS[decimals[i]] + DUNIT[i]));
            }
        } else {
            for (int i = 0; i < decimals.length; i++) {
                chineseDecimal.append(CN_NUMBERS[decimals[i]]);
            }

        }
        return chineseDecimal.toString();
    }

    /**
     *  判断当前整数部分是否已经是达到【万】
     * @param integerStr  整数部分数字
     * @return
     */
    private static boolean isWan5(String integerStr) {
        int length = integerStr.length();
        if (length > 4) {
            String subInteger = "";
            if (length > 8) {
                subInteger = integerStr.substring(length - 8, length - 4);
            } else {
                subInteger = integerStr.substring(0, length - 4);
            }
            return Integer.parseInt(subInteger) > 0;
        } else {
            return false;
        }
    }

    public String orderNumberSetting(String type) {
        //根据类型自动生成不同的操作单号
        String alias="";
        if(Objects.equals(type, "发货")){
            alias="FH";
        }
        //查询当天的最大数量
        Integer maximum=deliveryMapper.getmaximum(type);
        //设置两位不够补0
        String formattedNumber = String.format("%02d", maximum+1);
        //格式化当前日期
        Date currentDate = new Date();
        SimpleDateFormat dateFormat = new SimpleDateFormat("yyMMdd");
        String formattedDate = dateFormat.format(currentDate);
        String oddNumbers =  alias+formattedDate+formattedNumber;
        return oddNumbers;
    }
}