package com.ruoyi.cwgl.service.impl;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.DateUtils;
import javax.annotation.Resource;

import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.cwgl.domain.EstimatedReceivableBillLog;
import com.ruoyi.cwgl.domain.PendingSettlementBusiness;
import com.ruoyi.cwgl.mapper.EstimatedReceivableMapper;
import com.ruoyi.cwgl.mapper.PendingSettlementBusinessMapper;
import com.ruoyi.cwgl.service.IEstimatedReceivableBillLogService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.stereotype.Service;
import org.springframework.scheduling.annotation.Async;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.ruoyi.common.utils.PageUtils;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.annotation.DataSource;
import com.ruoyi.common.enums.DataSourceType;
import com.ruoyi.common.core.service.BaseService;

import com.ruoyi.cwgl.mapper.EstimatedReceivableBillMapper;
import com.ruoyi.cwgl.domain.EstimatedReceivableBill;
import com.ruoyi.cwgl.service.IEstimatedReceivableBillService;
import com.ruoyi.common.core.text.Convert;

/**
 * 预估应收账单Service业务层处理
 *
 * @author ruoyi
 * @date 2025-08-07
 */
@Service
@Transactional(rollbackFor = Exception.class)
public class EstimatedReceivableBillServiceImpl  extends BaseService<EstimatedReceivableBillMapper, EstimatedReceivableBill> implements IEstimatedReceivableBillService
{
    protected final Logger logger = LoggerFactory.getLogger(getClass());
    @Resource
    private EstimatedReceivableBillMapper estimatedReceivableBillMapper;
    @Autowired
    private IEstimatedReceivableBillLogService logService;
    @Resource
    private PendingSettlementBusinessMapper pendingSettlementBusinessMapper;
    @Resource
    private EstimatedReceivableMapper estimatedReceivableMapper;


    /**
     * 查询预估应收账单
     *
     * @param id 预估应收账单ID
     * @return 预估应收账单
     */
    @DataSource(DataSourceType.SLAVE)
    @Override
    public EstimatedReceivableBill selectEstimatedReceivableBillById(Integer id)
    {
        return estimatedReceivableBillMapper.selectEstimatedReceivableBillById(id);
    }

    /**
     * 查询预估应收账单 记录数
     *
     * @param estimatedReceivableBill 预估应收账单
     * @return 预估应收账单集合
     */
    @DataSource(DataSourceType.SLAVE)
    @Override
    public int selectEstimatedReceivableBillCount(EstimatedReceivableBill estimatedReceivableBill)
    {
        return estimatedReceivableBillMapper.selectEstimatedReceivableBillCount(estimatedReceivableBill);
    }

    /**
     * 查询预估应收账单列表
     *
     * @param estimatedReceivableBill 预估应收账单
     * @return 预估应收账单
     */
    @DataSource(DataSourceType.SLAVE)
    @Override
    public List<EstimatedReceivableBill> selectEstimatedReceivableBillList(EstimatedReceivableBill estimatedReceivableBill)
    {
        return estimatedReceivableBillMapper.selectEstimatedReceivableBillList(estimatedReceivableBill);
    }

    /**
     * 查询预估应收账单列表 异步 导出
     *
     * @param estimatedReceivableBill 预估应收账单
     * @param exportKey 导出功能的唯一标识
     * @return 预估应收账单集合
     */
    @DataSource(DataSourceType.SLAVE)
    @Async
    @Override
    public void export(EstimatedReceivableBill estimatedReceivableBill,String exportKey) {

        super.export(EstimatedReceivableBill.class,exportKey,"estimatedReceivableBillData",(pageNum)->{
            PageUtils.startPage(pageNum, Constants.EXPORT_PATE_SIZE);
            return selectEstimatedReceivableBillList(estimatedReceivableBill);
        });
    }


    /**
     * 新增预估应收账单
     *
     * @param estimatedReceivableBill 预估应收账单
     * @return 结果
     */
    @Override
    public int insertEstimatedReceivableBill(EstimatedReceivableBill estimatedReceivableBill)
    {
        estimatedReceivableBill.setCreateTime(DateUtils.getNowDate());
        return estimatedReceivableBillMapper.insertEstimatedReceivableBill(estimatedReceivableBill);
    }

    /**
     * 新增预估应收账单[批量]
     *
     * @param estimatedReceivableBills 预估应收账单
     * @return 结果
     */
    @Override
    public int insertEstimatedReceivableBillBatch(List<EstimatedReceivableBill> estimatedReceivableBills)
    {
        int rows = estimatedReceivableBillMapper.insertEstimatedReceivableBillBatch(estimatedReceivableBills);
        return rows;
    }

    /**
     * 修改预估应收账单
     *
     * @param estimatedReceivableBill 预估应收账单
     * @return 结果
     */
    @Override
    public int updateEstimatedReceivableBill(EstimatedReceivableBill estimatedReceivableBill)
    {
        estimatedReceivableBill.setUpdateTime(DateUtils.getNowDate());

        return estimatedReceivableBillMapper.updateEstimatedReceivableBill(estimatedReceivableBill);
    }

    @Override
    public int updateEstimatedReceivableBillName(EstimatedReceivableBill estimatedReceivableBill) {
        EstimatedReceivableBillLog estimatedReceivableBillLog = new EstimatedReceivableBillLog();
        estimatedReceivableBillLog.setCreateTime(new Date());
        estimatedReceivableBillLog.setBillId(estimatedReceivableBill.getId());
        estimatedReceivableBillLog.setCreateBy(SecurityUtils.getUsername());
        estimatedReceivableBillLog.setOperation("修改账单名称为"+estimatedReceivableBill.getBillName());
        logService.insertEstimatedReceivableBillLog(estimatedReceivableBillLog);
         pendingSettlementBusinessMapper.updatePendingSettlementBusinessByBillId(estimatedReceivableBill.getId(),estimatedReceivableBill.getBillName());
        return estimatedReceivableBillMapper.updateEstimatedReceivableBill(estimatedReceivableBill);
    }

    /**
     * 修改预估应收账单[批量]
     *
     * @param estimatedReceivableBills 预估应收账单
     * @return 结果
     */
    @Override
    public int updateEstimatedReceivableBillBatch(List<EstimatedReceivableBill> estimatedReceivableBills){
        return estimatedReceivableBillMapper.updateEstimatedReceivableBillBatch(estimatedReceivableBills);
    }

    /**
     * 删除预估应收账单对象
     *
     * @param ids 需要删除的数据ID
     * @return 结果
     */
    @Override
    public int deleteEstimatedReceivableBillByIds(String ids)
    {
        return deleteEstimatedReceivableBillByIds(Convert.toIntArray(ids));
    }

    /**
     * 删除预估应收账单对象
     *
     *
     * @param ids 需要删除的数据ID
     * @return 结果
     */
    @Override
    public int deleteEstimatedReceivableBillByIds(Integer[] ids)
    {
        return estimatedReceivableBillMapper.deleteEstimatedReceivableBillByIds(ids);
    }

    /**
     * 删除预估应收账单信息
     *
     * @param id 预估应收账单ID
     * @return 结果
     */
    @Override
    public int deleteEstimatedReceivableBillById(Integer id)
    {
        return estimatedReceivableBillMapper.deleteEstimatedReceivableBillById(id);
    }

    @Override
    public int settlement(EstimatedReceivableBill estimatedReceivableBill) {
        Integer id = estimatedReceivableBill.getId();
        EstimatedReceivableBill oldData = estimatedReceivableBillMapper.selectEstimatedReceivableBillById(id);
        //应结算金额
        BigDecimal totalAmount = oldData.getTotalAmount()==null?BigDecimal.ZERO:oldData.getTotalAmount();
        //已结算金额
        BigDecimal settledAmount = oldData.getSettledAmount()==null?BigDecimal.ZERO:oldData.getSettledAmount();
        //当前提交金额
        BigDecimal settlementAmount = estimatedReceivableBill.getSettlementAmount();
        EstimatedReceivableBillLog estimatedReceivableBillLog = new EstimatedReceivableBillLog();

        estimatedReceivableBill.setSettledAmount(settlementAmount);
        estimatedReceivableBillLog.setCreateTime(new Date());
        estimatedReceivableBillLog.setBillId(estimatedReceivableBill.getId());
        estimatedReceivableBillLog.setCreateBy(SecurityUtils.getUsername());
        estimatedReceivableBillLog.setOperation("本次提交金额"+ settlementAmount);
        estimatedReceivableBillLog.setFileName(estimatedReceivableBill.getAttachment());
        logService.insertEstimatedReceivableBillLog(estimatedReceivableBillLog);
        settledAmount = settledAmount.add(settlementAmount);
        List<String>dispatchNos =pendingSettlementBusinessMapper.selectPendingSettlementBusinessDispatchNos(estimatedReceivableBill.getId());
        // 检查当前提交金额+已结算金额是否超过应结算金额
        if (settlementAmount.add(settledAmount).compareTo(totalAmount) > 0) {
            // 超过应结算金额，抛出异常或处理错误
            throw new RuntimeException("当前提交金额加上已结算金额不能超过应结算金额");
        }
       if (settlementAmount.add(settledAmount).compareTo(totalAmount) == 0) {
            //已结算大于应计算金额为已结算
            estimatedReceivableBill.setStatus(2);
            estimatedReceivableMapper.updateEstimatedReceivableBillStatus(dispatchNos,3);
        }else {
            //否则部分结算
            estimatedReceivableBill.setStatus(1);
            estimatedReceivableMapper.updateEstimatedReceivableBillStatus(dispatchNos,2);
        }
        return estimatedReceivableBillMapper.updateEstimatedReceivableBill(estimatedReceivableBill);
    }

    @Override
    public int cancelRelevancy(Integer id) {
        PendingSettlementBusiness pendingSettlementBusiness = pendingSettlementBusinessMapper.selectPendingSettlementBusinessById(id);
        if (pendingSettlementBusiness==null){
            throw new ServiceException("待入账业务不存在");
        }
        Integer billId = pendingSettlementBusiness.getBillId();
        EstimatedReceivableBill estimatedReceivableBill = estimatedReceivableBillMapper.selectEstimatedReceivableBillById(billId);
        estimatedReceivableBill.setDispatchCount(estimatedReceivableBill.getDispatchCount()-1);
        //应结算金额修改
        BigDecimal totalAmount = estimatedReceivableBill.getTotalAmount();
        estimatedReceivableBill.setTotalAmount(totalAmount.subtract(pendingSettlementBusiness.getEstimatedTotalIncome()));
        EstimatedReceivableBillLog estimatedReceivableBillLog = new EstimatedReceivableBillLog();
        estimatedReceivableBillLog.setCreateTime(new Date());
        estimatedReceivableBillLog.setBillId(billId);
        estimatedReceivableBillLog.setCreateBy(SecurityUtils.getUsername());
        String dispatchNo = pendingSettlementBusiness.getDispatchNo();
        estimatedReceivableBillLog.setOperation("取消调度单"+ dispatchNo +"关联");
        logService.insertEstimatedReceivableBillLog(estimatedReceivableBillLog);
        List<String> dispatchNos = new ArrayList<>();
        dispatchNos.add(dispatchNo);
        estimatedReceivableMapper.updateEstimatedReceivableBillStatus(dispatchNos,0);

        return  pendingSettlementBusinessMapper.cancelRelevancy(id);

    }
}