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.exception.ValidationException;
import com.mzl.flower.config.security.SecurityUtils;
import com.mzl.flower.constant.Constants;
import com.mzl.flower.constant.LockConstants;
import com.mzl.flower.dto.request.wallet.CreateWalletBillRecordDTO;
import com.mzl.flower.dto.request.wallet.QueryWalletBillRecordDTO;
import com.mzl.flower.dto.response.wallet.WalletBillRecordVO;
import com.mzl.flower.dto.request.wallet.QueryWalletBillDTO;
import com.mzl.flower.entity.payment.Transfer;
import com.mzl.flower.entity.payment.TransferDetail;
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.payment.TransferDetailMapper;
import com.mzl.flower.mapper.payment.TransferMapper;
import com.mzl.flower.mapper.wallet.WalletBillRecordMapper;
import com.mzl.flower.mapper.wallet.WalletMapper;
import com.mzl.flower.mapper.wallet.WalletWithdrawRecordMapper;
import com.mzl.flower.service.wallet.WalletBillRecordService;
import com.mzl.flower.service.wallet.WalletService;
import com.mzl.flower.utils.ExcelExportUtil;
import com.mzl.flower.utils.UUIDGenerator;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletResponse;
import java.math.BigDecimal;
import java.net.URLEncoder;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author @TaoJie
 * @since 2024-10-22
 */

@Service
@Transactional
public class WalletBillRecordServiceImpl extends ServiceImpl<WalletBillRecordMapper, WalletBillRecordDO> implements WalletBillRecordService {

    @Resource
    private TransferMapper transferMapper;

    @Resource
    private TransferDetailMapper transferDetailMapper;

    @Resource
    private WalletBillRecordMapper walletBillRecordMapper;

    @Resource
    private WalletService walletService;

    @Resource
    private WalletMapper walletMapper;

    @Resource
    private WalletWithdrawRecordMapper walletWithdrawRecordMapper;
    @Resource
    RedissonClient redissonClient;

    @Resource
    WalletBillRecordService walletBillRecordService;

    @Override
    public void create(CreateWalletBillRecordDTO dto) {


    }

    public void updateTransferStatus(String transferId) {
        Transfer t = transferMapper.selectById(transferId);
        if ("FINISHED".equals(t.getStatus())) {
            WalletBillRecordDO walletBillRecordDO = walletBillRecordMapper.selectOne(new QueryWrapper<WalletBillRecordDO>().eq("transfer_id", transferId));
            if (walletBillRecordDO == null) {
                return;
            }
            String transferDetailId = walletBillRecordDO.getTransferDetailId();
            TransferDetail td = transferDetailMapper.selectById(transferDetailId);
            if (td == null) {
                log.warn("未找到对应明细");
                return;
            }
            String dStatus = td.getStatus();
            if ("SUCCESS".equals(dStatus)) {
                walletBillRecordDO.setTransferState(Constants.SETTLEMENT_STATUS.COMPLETED.name());
                walletBillRecordDO.update("sys");
                walletBillRecordDO.setRemark("微信商户转账成功");
                walletBillRecordMapper.updateById(walletBillRecordDO);
                //更新钱包
                WalletDO walletDO = walletService.getOrCreateBySupplierId(walletBillRecordDO.getSupplierId());
                RLock lock = redissonClient.getLock(String.format(LockConstants.WALLET_ID_KEY, walletDO.getId()));
                try {
                    if (lock.tryLock(10, 30, TimeUnit.SECONDS)) {
                        try {
                            if (!ObjectUtils.isEmpty(walletDO)) {
                                //提现中金额:减少提现中金额
                                walletDO.setWithdrawingAmount(walletDO.getWithdrawingAmount().subtract(walletBillRecordDO.getChangeAmount()));
                                //已提现金额:增加已提现金额
                                walletDO.setWithdrawnAmount(walletDO.getWithdrawnAmount().add(walletBillRecordDO.getChangeAmount()));
                                walletMapper.updateById(walletDO);
                            }
                        } finally {
                            lock.unlock();
                        }
                    }
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
                //回写提现状态
                if (!StringUtils.isEmpty(walletBillRecordDO.getWithdrawRecordId())) {
                    WalletWithdrawRecordDO withdrawRecordDO = walletWithdrawRecordMapper.selectById(walletBillRecordDO.getWithdrawRecordId());
                    withdrawRecordDO.setWithdrawState(Constants.BILL_WITHDRAW_TYPE.success.name());
                    walletWithdrawRecordMapper.updateById(withdrawRecordDO);
                }

            } else if ("FAIL".equals(dStatus)) {
                walletBillRecordDO.setTransferState(Constants.SETTLEMENT_STATUS.FAILED.name());
                walletBillRecordDO.update("sys");
                walletBillRecordMapper.updateById(walletBillRecordDO);
                WalletDO walletDO = walletService.getOrCreateBySupplierId(walletBillRecordDO.getSupplierId());
                RLock lock = redissonClient.getLock(String.format(LockConstants.WALLET_ID_KEY, walletDO.getId()));
                try {
                    if (lock.tryLock(10, 30, TimeUnit.SECONDS)) {
                        try {
                            if (!ObjectUtils.isEmpty(walletDO)) {
                                // 2.新增一条账单明细
                                WalletBillRecordDO walletBillRecordDO2 = new WalletBillRecordDO();
                                walletBillRecordDO2.setId(UUIDGenerator.getUUID());
                                walletBillRecordDO2.setSupplierId(walletDO.getSupplierId());
                                walletBillRecordDO2.setWalletId(walletDO.getId());
                                walletBillRecordDO2.setType(Constants.BILL_CHANGE_TYPE.withdraw.name());
                                // 发起提现
                                walletBillRecordDO2.setWithdrawType(Constants.BILL_WITHDRAW_TYPE.fail.name());
                                walletBillRecordDO2.setMethod(Constants.BILL_CHANGE_METHOD.add.name());
                                walletBillRecordDO2.setOriginalAmount(walletDO.getWithdrawableAmount());
                                walletBillRecordDO2.setChangeAmount(walletBillRecordDO.getActualTransferAmount());
                                walletBillRecordDO2.setBalance(walletDO.getWithdrawableAmount().add(walletBillRecordDO.getActualTransferAmount()));
                                walletBillRecordDO2.create(SecurityUtils.getUserId());
                                walletBillRecordDO2.setId(UUIDGenerator.getUUID());
                                walletBillRecordDO2.setRemark("微信商户转账失败，余额返还钱包");
                                walletBillRecordDO2.setApproveBy("sys");
                                walletBillRecordDO2.setApproveTime(LocalDateTime.now());
                                // 保存账单明细
                                walletBillRecordService.save(walletBillRecordDO2);
                                //提现中金额:减少提现中金额
                                walletDO.setWithdrawingAmount(walletDO.getWithdrawingAmount().subtract(walletBillRecordDO.getActualTransferAmount()));
                                //可提现金额:增加可提现金额
                                walletDO.setWithdrawableAmount(walletDO.getWithdrawableAmount().add(walletBillRecordDO.getActualTransferAmount()));
                                walletMapper.updateById(walletDO);
                            }
                        } finally {
                            lock.unlock();
                        }
                    }
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
                //回写提现状态
                if (!StringUtils.isEmpty(walletBillRecordDO.getWithdrawRecordId())) {
                    WalletWithdrawRecordDO withdrawRecordDO = walletWithdrawRecordMapper.selectById(walletBillRecordDO.getWithdrawRecordId());
                    withdrawRecordDO.setWithdrawState(Constants.BILL_WITHDRAW_TYPE.fail.name());
                    walletWithdrawRecordMapper.updateById(withdrawRecordDO);
                }
            }
        }
    }

    @Override
    public Page<WalletBillRecordVO> queryPage(QueryWalletBillRecordDTO queryWalletBillRecordDTO, Page page) {
        try {
            if (!StringUtils.isEmpty(queryWalletBillRecordDTO.getSupplierId())) {
                Long supplierId = Long.parseLong(queryWalletBillRecordDTO.getSupplierId());
            }
        } catch (Exception e) {
            throw new ValidationException("供应商ID格式不正确");
        }
        List<WalletBillRecordVO> list = walletBillRecordMapper.queryPage(queryWalletBillRecordDTO, page);
        page.setRecords(list);
        return page;
    }

    @Override
    public void exportSupplierFinanceList(HttpServletResponse response, QueryWalletBillRecordDTO queryWalletBillRecordDTO) {

        List<WalletBillRecordVO> list = walletBillRecordMapper.queryWalletBillRecordList(queryWalletBillRecordDTO);
        String[] rowsName = new String[]{"序号","供应商信息", "变动类型", "原金额", "变动金额", "现余额", "提交时间", "审核时间", "备注", "操作人"};
        List<Object[]> dataList = new ArrayList<>();
        int sn = 1;
        for (WalletBillRecordVO o : list) {
            Object[] objs = new Object[rowsName.length];
            int a = 0;
            objs[a++] = sn; // 序号
            objs[a++] = o.getSupplierName()+":"+o.getSupplierId(); // 供应商信息
            objs[a++] = o.getTypeName(); // 变动类型
            objs[a++] = o.getOriginalAmount(); // 原金额
            if (Constants.BILL_CHANGE_METHOD.reduce.name().equals(o.getMethod())) {
                objs[a++] = "-" + o.getChangeAmount(); // 变动金额
            } else {
                objs[a++] = "+" + o.getChangeAmount(); // 变动金额
            }
            objs[a++] = o.getBalance(); //现余额
            objs[a++] = o.getCreateTime();//提交时间
            objs[a++] = o.getApproveTime(); // 审核时间
            objs[a++] = o.getRemark(); //备注
            objs[a++] = o.getApproveName(); //操作人
            dataList.add(objs);
            sn++;
        }

        ExcelExportUtil excelExportUtil = new ExcelExportUtil("供应商财务", rowsName, dataList, response);
        try {
            response.addHeader("filename", URLEncoder.encode("供应商财务.xls", "UTF-8"));
            response.addHeader("Access-Control-Expose-Headers", "filename");
            excelExportUtil.export();
        } catch (Exception e) {
            log.error(e.getMessage(), e);
        }
    }

    @Override
    public Page<WalletBillRecordVO> getPage(Page page, QueryWalletBillDTO dto) {
        List<WalletBillRecordVO> list = walletBillRecordMapper.getPage(page,dto);
        page.setRecords(list);
        return page;
    }

    @Override
    public Page<WalletBillRecordVO> getPageByDesc(Page page, QueryWalletBillDTO dto) {
        List<WalletBillRecordVO> list = walletBillRecordMapper.getPageByDesc(page,dto);
        page.setRecords(list);
        return page;
    }

    @Override
    public WalletBillRecordDO getBillRecordByWithdrawRecordId(Long withdrawRecordId) {
        return walletBillRecordMapper.getBillRecordByWithdrawRecordId(withdrawRecordId);
    }

    @Override
    public BigDecimal getHistoryAmount(Long walletId, Long supplierId) {
        return  walletBillRecordMapper.getHistoryAmount(walletId,supplierId);
    }
}