package com.doumee.core.wx;
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import com.alibaba.fastjson.JSONObject;
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import com.doumee.biz.system.SystemDictDataBiz;
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import com.doumee.core.constants.Constants;
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import com.doumee.core.constants.ResponseStatus;
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import com.doumee.core.exception.BusinessException;
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import com.doumee.core.utils.ID;
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import com.doumee.dao.business.RefundMapper;
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import com.doumee.dao.business.TransactionsMapper;
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import com.doumee.dao.business.model.Locks;
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import com.doumee.dao.business.model.Refund;
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import com.doumee.dao.business.model.Transactions;
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import com.doumee.dao.business.web.request.RefundDTO;
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import com.doumee.dao.system.model.SystemDictData;
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import com.doumee.service.business.RefundService;
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import com.github.binarywang.wxpay.bean.request.BaseWxPayRequest;
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import com.github.binarywang.wxpay.bean.request.WxPayRefundRequest;
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import com.github.binarywang.wxpay.bean.result.WxPayRefundResult;
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import com.github.binarywang.wxpay.exception.WxPayException;
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import lombok.extern.slf4j.Slf4j;
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import okhttp3.OkHttpClient;
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import okhttp3.Request;
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import okhttp3.Response;
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import org.checkerframework.checker.units.qual.A;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.math.BigDecimal;
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import java.util.*;
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/**
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* 微信小程序-公共方法
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*/
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@Service
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@Slf4j
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public class WxMiniUtilService {
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@Autowired
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private RefundMapper refundMapper;
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@Autowired
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private TransactionsMapper transactionsMapper;
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@Autowired
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private SystemDictDataBiz systemDictDataBiz;
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@Transactional(rollbackFor = {BusinessException.class,Exception.class})
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public Refund wxRefund(RefundDTO refundDTO) {
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try {
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// 发送退款请求
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String refNum = ID.nextGUID();
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WxPayRefundRequest request = new WxPayRefundRequest();
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request.setOutTradeNo(refundDTO.getOrderId());
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request.setOutRefundNo(refNum);
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request.setTotalFee(refundDTO.getTotalAmount().intValue());
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request.setRefundFee(refundDTO.getRefundAmount().intValue());
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System.out.println("实际总金额" + refundDTO.getTotalAmount());
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System.out.println("实际退款金额" + refundDTO.getRefundAmount());
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// request.setTotalFee(1);
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// request.setRefundFee(1);
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WxPayRefundResult response = WxMiniConfig.wxPayService.refund(request);
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if ("SUCCESS".equals(response.getReturnCode()) && "SUCCESS".equals(response.getResultCode())) {
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//存储退款记录 与 流水记录
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Refund refund = new Refund();
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refund.setId(Constants.getUUID());
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refund.setCreateDate(new Date());
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refund.setMemberId(refundDTO.getMemberId());
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refund.setMoney(refundDTO.getRefundAmount());
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refund.setOnlineOrderid(refNum);
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refund.setPayWay(Constants.ZERO);
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refund.setStatus(Constants.TWO);
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refund.setDoneDate(new Date());
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refund.setCreator(refundDTO.getCreator());
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refund.setType(refundDTO.getType());
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refund.setObjId(refundDTO.getOrderId());
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refund.setReason(refundDTO.getReason());
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refund.setCanBalance(refundDTO.getCanBalance());
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refundMapper.insert(refund);
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//存储交易流水表
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Transactions transactions = new Transactions();
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transactions.setId(Constants.getUUID());
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transactions.setMemberId(refundDTO.getMemberId());
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transactions.setCreateDate(new Date());
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transactions.setIsdeleted(Constants.ZERO);
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transactions.setOrderId(refundDTO.getOrderId());
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transactions.setMoney(refundDTO.getRefundAmount());
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transactions.setPreOrderid(refundDTO.getOrderId());
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transactions.setOnlineOrderid(refNum);
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transactions.setDoneDate(new Date());
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if(refund.getType().equals(Constants.REFUND_TYPE.PLAT_AUTO.getKey())||refund.getType().equals(Constants.REFUND_TYPE.PLAT_FORCE.getKey())){
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//平台自动退款 或 强制退款
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transactions.setType(Constants.TRANSACTIONS_TYPE.REFUND.getKey());
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transactions.setTitle(Constants.REFUND_TYPE.PLAT_AUTO.getInfo());
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transactions.setContent(Constants.REFUND_TYPE.PLAT_AUTO.getInfo());
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}else if(refund.getType().equals(Constants.REFUND_TYPE.NORMAL.getKey())){
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//用户主动退款
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transactions.setType(Constants.TRANSACTIONS_TYPE.REFUND.getKey());
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transactions.setTitle(Constants.REFUND_TYPE.NORMAL.getInfo());
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transactions.setContent(Constants.REFUND_TYPE.NORMAL.getInfo());
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}else if(refund.getType().equals(Constants.REFUND_TYPE.BACK.getKey())){
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//结算后退款
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transactions.setType(Constants.TRANSACTIONS_TYPE.REFUND.getKey());
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transactions.setTitle(Constants.REFUND_TYPE.BACK.getInfo());
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transactions.setContent(Constants.REFUND_TYPE.BACK.getInfo());
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}
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transactions.setBalance(BigDecimal.ZERO);
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transactions.setObjId(refund.getId());
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transactions.setObjType(Constants.ONE);
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transactionsMapper.insert(transactions);
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return refund;
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} else{
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throw new BusinessException(ResponseStatus.NOT_ALLOWED.getCode(),response.getErrCode() + response.getErrCodeDes());
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}
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} catch (WxPayException e) {
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e.printStackTrace();
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}
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throw new BusinessException(ResponseStatus.NOT_ALLOWED.getCode(),"退款发生异常请联系管理员");
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}
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/**
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* 生成小程序码
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* https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/qrcode-link/qr-code/getUnlimitedQRCode.html
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* @return
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*/
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public void generateWXMiniCode(Locks locks){
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SystemDictData systemDictData = systemDictDataBiz.queryByCode(Constants.MINI_PROGRAMME,Constants.ACCESS_TOKEN);
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if(Objects.isNull(systemDictData)){
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return;
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}
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//生成图片上传OSS
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Map<String,Object> body = new HashMap<>();
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// 场景码，与前端约定，最终是需要前端解析
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body.put("scene", locks.getSiteId() + "/" +locks.getCode() );
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// 正式版为 "release"，体验版为 "trial"，开发版为 "develop"。默认是正式版。
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body.put("env_version", "release");
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// 透明，根据你的场景自行设置body参数
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body.put("is_hyaline", false);
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// body.put("page","pages/index/index");
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OkHttpClient client = new OkHttpClient().newBuilder().build();
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okhttp3.MediaType mediaType = okhttp3.MediaType.parse("application/json");
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okhttp3.RequestBody requestBody = okhttp3.RequestBody.create(mediaType, JSONObject.toJSONString(body));
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Request request = new Request.Builder().url("https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token="+systemDictData.getCode()).method("POST", requestBody).build();
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try {
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Response response = client.newCall(request).execute();
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if (response.isSuccessful()) {
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InputStream inputStream = new ByteArrayInputStream(response.body().bytes());
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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byte[] buffer = new byte[1024];
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int len = -1;
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while ((len = inputStream.read(buffer)) != -1) {
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baos.write(buffer, 0, len);
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}
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locks.setInfo("data:mediatype;base64," + Base64.getEncoder().encodeToString(baos.toByteArray()));
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// FileOutputStream out = new FileOutputStream("d:\\test.png");
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// byte[] buffer = new byte[8192];
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// int bytesRead = 0;
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// while ((bytesRead = inputStream.read(buffer, 0, 8192)) != -1) {
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// out.write(buffer, 0, bytesRead);
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// }
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// out.flush();
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// inputStream.close();
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// out.close();
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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