package com.mzl.flower.service.impl.wallet;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.mzl.flower.config.PyamentV3Configurer;
import com.mzl.flower.config.exception.ValidationException;
import com.mzl.flower.config.security.SecurityUtils;
import com.mzl.flower.constant.Constants;
import com.mzl.flower.dto.request.payment.TransferDetailReqDTO;
import com.mzl.flower.dto.request.payment.TransferReqDTO;
import com.mzl.flower.dto.request.wallet.CreateWalletWithdrawRecordDTO;
import com.mzl.flower.dto.request.wallet.QueryWalletDTO;
import com.mzl.flower.dto.request.wallet.WalletWithdrawRecordDTO;
import com.mzl.flower.dto.response.supplier.SupplierDTO;
import com.mzl.flower.dto.response.wallet.WalletWithdrawRecordVO;
import com.mzl.flower.entity.supplier.Supplier;
import com.mzl.flower.entity.system.UserWechat;
import com.mzl.flower.entity.wallet.WalletBillRecordDO;
import com.mzl.flower.entity.wallet.WalletDO;
import com.mzl.flower.entity.wallet.WalletWithdrawRecordDO;
import com.mzl.flower.mapper.supplier.SupplierMapper;
import com.mzl.flower.mapper.system.UserWechatMapper;
import com.mzl.flower.mapper.wallet.WalletBillRecordMapper;
import com.mzl.flower.mapper.wallet.WalletWithdrawRecordMapper;
import com.mzl.flower.service.payment.UserPaymentV3Service;
import com.mzl.flower.service.supplier.SupplierService;
import com.mzl.flower.service.wallet.WalletService;
import com.mzl.flower.service.wallet.WalletWithdrawRecordService;
import com.mzl.flower.utils.UUIDGenerator;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;

import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.List;

/**
 * <p>
 * 服务实现类
 * </p>
 *
 * @author @TaoJie
 * @since 2024-10-22
 */
@Slf4j
@Service
@Transactional
@RequiredArgsConstructor
public class WalletWithdrawRecordServiceImpl extends ServiceImpl<WalletWithdrawRecordMapper, WalletWithdrawRecordDO> implements WalletWithdrawRecordService {
    private final WalletWithdrawRecordMapper walletWithdrawRecordMapper;
    private final WalletService walletService;
    private final SupplierService supplierService;
    private final SupplierMapper supplierMapper;
    private final UserWechatMapper wechatMapper;
    private final UserPaymentV3Service paymentV3Service;

    private final WalletBillRecordMapper walletBillRecordMapper;

    @Transactional
    @Override
    public boolean create(CreateWalletWithdrawRecordDTO dto) {
        SupplierDTO supplierDTO = supplierService.getCurrentSupplier();
        if (null == supplierDTO) {
            throw new ValidationException("供应商不能为空");
        }

        final WalletDO walletDO = walletService.getBySupplierId();
        if (null == walletDO) {
            throw new ValidationException("钱包不能为空");
        }
        // 查看钱包的金额是不是大于要提现的金额
        if (null != walletDO.getWithdrawableAmount() && null != dto.getAmount() && walletDO.getWithdrawableAmount().compareTo(dto.getAmount()) < 0) {
            throw new ValidationException("钱包金额不足");
        }
        WalletWithdrawRecordDO withdrawRecordDO = new WalletWithdrawRecordDO();
        withdrawRecordDO.setAmount(dto.getAmount());
        withdrawRecordDO.setSupplierId(supplierDTO.getId());
        withdrawRecordDO.setWithdrawState(Constants.WALLET_WITHDRAW_STATE.WAITING.name());
        withdrawRecordDO.setMethod(Constants.WALLET_WITHDRAW_METHOD.WEIXIN.name());
        withdrawRecordDO.create(SecurityUtils.getUserId());
        return save(withdrawRecordDO);
    }

    @Override
    public Page<WalletWithdrawRecordVO> queryPage(QueryWalletDTO queryWalletDTO, Page page) {
        List<WalletWithdrawRecordVO> list = walletWithdrawRecordMapper.queryPage(queryWalletDTO, page);
        page.setRecords(list);
        return page;
    }

    @Override
    public void updateWallet(WalletWithdrawRecordDTO walletWithdrawRecordDTO) {
        WalletWithdrawRecordDO withdrawRecordDO = walletWithdrawRecordMapper.selectById(walletWithdrawRecordDTO.getId());
        if (withdrawRecordDO == null) {
            throw new ValidationException("提现记录信息不存在");
        }
        if (StringUtils.isEmpty(walletWithdrawRecordDTO.getApproveState())) {
            throw new ValidationException("审批状态不能为空");
        }
        if (Constants.WALLET_APPROVE_STATE.REJECT.name().equals(walletWithdrawRecordDTO.getApproveState())) {
           if(StringUtils.isEmpty(walletWithdrawRecordDTO.getRejectReason())){
               throw new ValidationException("不通过理由不能为空");
           }
        }
        BeanUtils.copyProperties(walletWithdrawRecordDTO, withdrawRecordDO);
        withdrawRecordDO.update(SecurityUtils.getUserId());
        withdrawRecordDO.setApproveState(walletWithdrawRecordDTO.getApproveState());
        withdrawRecordDO.setApproveBy(SecurityUtils.getUserId());
        withdrawRecordDO.setApproveTime(LocalDateTime.now());
        walletWithdrawRecordMapper.updateById(withdrawRecordDO);

        //审批通过之后写转账信息
        if(Constants.WALLET_APPROVE_STATE.APPROVE.name().equals(walletWithdrawRecordDTO.getApproveState())){
            Supplier s = supplierMapper.selectById(withdrawRecordDO.getSupplierId());
            String name = "";
            name = "供应商" + s.getName();
            UserWechat wechat = wechatMapper.selectOne(new QueryWrapper<UserWechat>().eq("user_id", s.getUserId()));
            if(wechat == null){
                String msg = name + "未绑定账号无法结算";
                log.error(msg);
                throw new ValidationException(msg);
            }
            LocalDateTime now = LocalDateTime.now();
            String day = format(now, "yyyy-MM-dd");
            String remarks = name + "钱包提现";
            String appId = PyamentV3Configurer.supplier_app_id;
            TransferReqDTO transferReqDTO = new TransferReqDTO();
            transferReqDTO.setId(UUIDGenerator.getUUID());
            transferReqDTO.setAppId(appId);
            transferReqDTO.setName(day + "日" + remarks);
            transferReqDTO.setRemarks(remarks);

            //保存账单信息
            WalletBillRecordDO  walletBillRecordDO = new WalletBillRecordDO();
            walletBillRecordDO.setSupplierId(s.getId());
            walletBillRecordDO.setType(Constants.BILL_CHANGE_TYPE.withdraw.name());
            walletBillRecordDO.setMethod(Constants.BILL_CHANGE_METHOD.reduce.name());
            walletBillRecordDO.setTransferId(transferReqDTO.getAppId());
            //提现金额
            BigDecimal withdrawAmount  = withdrawRecordDO.getAmount();
            if(withdrawAmount.doubleValue() > 0) {//结算金额>0时才去转账
                TransferDetailReqDTO dr = new TransferDetailReqDTO();
                dr.setId(UUIDGenerator.getUUID());
                dr.setAmount(withdrawAmount.multiply(new BigDecimal(100)).longValue());
                dr.setOpenId(wechat.getOpenId());
                dr.setRemarks(remarks);
                if (withdrawAmount.doubleValue() >= 2000) {
                    dr.setUserName(wechat.getRealName());
                }

                List<TransferDetailReqDTO> details = new ArrayList<>();
                details.add(dr);
                walletBillRecordDO.setTransferDetailId(dr.getId());
                log.info("发起转账");
                transferReqDTO.setDetails(details);
                //发起转账
                paymentV3Service.doBatchTransfer(transferReqDTO, SecurityUtils.getUserId());
            }
            walletBillRecordMapper.insert(walletBillRecordDO);
            //不需要更新结算单了，此时提现的金额和计算单上的金额不一致

        }
    }
    public String format(LocalDateTime dateTime, String format) {
        if (dateTime == null || format == null) {
            return null;
        }
        DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern(format).withZone(ZoneId.of("Asia/Shanghai"));
        return dateTimeFormatter.format(dateTime);
    }
}