package com.sandu.ximon.admin.pay.wx;
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import cn.dreampie.encription.EncriptionKit;
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import cn.hutool.core.codec.Base64;
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import cn.hutool.http.HttpUtil;
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import com.alibaba.fastjson.JSON;
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import com.github.binarywang.wxpay.bean.notify.WxPayOrderNotifyResult;
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import com.github.binarywang.wxpay.bean.notify.WxPayRefundNotifyResult;
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import com.github.binarywang.wxpay.bean.request.WxPayRefundRequest;
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import com.github.binarywang.wxpay.bean.request.WxPayUnifiedOrderRequest;
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import com.github.binarywang.wxpay.bean.result.WxPayRefundResult;
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import com.github.binarywang.wxpay.bean.result.WxPayUnifiedOrderResult;
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import com.github.binarywang.wxpay.config.WxPayConfig;
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import com.github.binarywang.wxpay.constant.WxPayConstants;
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import com.github.binarywang.wxpay.exception.WxPayException;
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import com.sandu.common.execption.BusinessException;
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import com.sandu.common.util.IpUtil;
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import com.sandu.ximon.admin.dto.wxquerydto.WxOrderDto;
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import com.sandu.ximon.admin.pay.wxpay.UsrWxPayConfigService;
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import com.sandu.ximon.dao.domain.WxConfigEntity;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.lang3.StringUtils;
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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.text.DecimalFormat;
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import java.text.SimpleDateFormat;
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import java.util.*;
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/**
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* @author chenjiantian
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* @date 2021/8/12 11:26
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*/
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@Service
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@Slf4j
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@AllArgsConstructor
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public class WxFastPayService {
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private final com.github.binarywang.wxpay.service.WxPayService wxPayService;
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public static final String WECHAT_ORDER_PAY_CALLBACK_URL = "http://49.235.239.118:20012/callback/pay/wechatCallback";
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//微信订单状态查询
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public static final String WECHAT_ORDER_QUETY_URL = "https://api.mch.weixin.qq.com/v3/pay/transactions/out-trade-no/";
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public static final String WECHAT_ORDER_QUETY = "?mchid=";
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private final UsrWxPayConfigService wxPayConfigService;
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/**
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* 微信订单状态查询
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*
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* @param poleId
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* @param outTradeNo
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* @return
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*/
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public boolean WxOrderQuery(Long poleId, String outTradeNo) {
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WxConfigEntity wxConfig = wxPayConfigService.getConfigByPoleId(poleId);
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if (wxConfig == null) {
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throw new BusinessException("获取微信支付配置失败");
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}
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String s = HttpUtil.get(WECHAT_ORDER_QUETY_URL + outTradeNo + WECHAT_ORDER_QUETY + wxConfig.getMchId());//WxOrderDto
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WxOrderDto wxOrderDto = JSON.parseObject(s, WxOrderDto.class);
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if (("SUCCESS").equals(wxOrderDto.getTrade_state())) {
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return true;
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}
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return false;
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}
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/**
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* @param parameters
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* @return
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*/
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@SuppressWarnings("rawtypes")
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private String createSign(String Key, SortedMap<Object, Object> parameters) {
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StringBuffer sb = new StringBuffer();
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Set es = parameters.entrySet();// 所有参与传参的参数按照accsii排序（升序）
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Iterator it = es.iterator();
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while (it.hasNext()) {
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Map.Entry entry = (Map.Entry) it.next();
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String k = (String) entry.getKey();
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Object v = entry.getValue();
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if (null != v && !"".equals(v) && !"sign".equals(k) && !"key".equals(k)) {
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sb.append(k + "=" + v + "&");
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}
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}
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sb.append("key=" + Key);
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System.out.println("字符串拼接后是:" + sb.toString());
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String sign = EncriptionKit.encrypt(sb.toString()).toUpperCase();
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return sign;
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}
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public WxPayOrderNotifyResult parseOrderNotifyResult(String xmlData) {
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try {
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return wxPayService.parseOrderNotifyResult(xmlData);
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} catch (WxPayException e) {
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e.printStackTrace();
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throw new BusinessException("解析回调结果失败，" + e.getErrCodeDes());
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}
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}
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public WxPayRefundNotifyResult parseRefundNotifyResult(String xmlData) {
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try {
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return wxPayService.parseRefundNotifyResult(xmlData);
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} catch (WxPayException e) {
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e.printStackTrace();
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throw new BusinessException("解析回调结果失败，" + e.getErrCodeDes());
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}
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}
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/**
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* 订单退款 只能退款一次
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*
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* @param orderId
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* @param refundFee
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* @param callbackUrl
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* @return
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*/
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public boolean refundOrder(String orderId, String refundSn, Integer refundFee, String callbackUrl) {
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WxPayRefundRequest refundRequest = new WxPayRefundRequest();
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refundRequest.setOutTradeNo(orderId);
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refundRequest.setOutRefundNo(refundSn);
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refundRequest.setRefundFee(refundFee);
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refundRequest.setTotalFee(refundFee);
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refundRequest.setNotifyUrl(callbackUrl);
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try {
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WxPayRefundResult wxPayRefundResult = wxPayService.refund(refundRequest);
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if (WxPayConstants.ResultCode.SUCCESS.equals(wxPayRefundResult.getResultCode())) {
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return true;
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} else {
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log.error("微信退款失败，{}", wxPayRefundResult.getErrCodeDes());
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throw new BusinessException("微信退款失败，" + wxPayRefundResult.getErrCodeDes());
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}
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} catch (WxPayException e) {
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log.error("微信退款失败，{}", e.getErrCodeDes());
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throw new BusinessException("微信退款失败，" + e.getErrCodeDes());
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}
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}
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/**
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* 退款
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*
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* @param totalAmount
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* @param refundAmount
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* @param outTradeNo
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* @param poleId
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* @return
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*/
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@Transactional(rollbackFor = Exception.class)
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public boolean refund(Double totalAmount, Double refundAmount, String outTradeNo, Long poleId) {
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WxConfigEntity wxConfig = UsrWxPayConfigService.getBean().getConfigByPoleId(poleId);
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SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
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String refundNo = sdf.format(new Date());
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WxPayRefundRequest refundRequest = new WxPayRefundRequest();
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//退款金额不能大于订单总金额
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if (refundAmount > totalAmount) {
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throw new BusinessException("退款金额不能大于订单总金额");
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}
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refundRequest.setOutTradeNo(outTradeNo);
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refundRequest.setOutRefundNo(refundNo);
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refundRequest.setTotalFee(Integer.valueOf(parseWxAmount((totalAmount + ""))));
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refundRequest.setRefundFee(Integer.valueOf(parseWxAmount((refundAmount + ""))));
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try {
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WxPayRefundResult wxPayRefundResult = wxPayService.refund(refundRequest);
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if (WxPayConstants.ResultCode.SUCCESS.equals(wxPayRefundResult.getResultCode())) {
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return true;
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} else {
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log.error("微信退款失败，{}", wxPayRefundResult.getErrCodeDes());
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throw new BusinessException("微信退款失败，" + wxPayRefundResult.getErrCodeDes());
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}
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} catch (WxPayException e) {
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log.error("微信退款失败，{}", e.getErrCodeDes());
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throw new BusinessException("微信退款失败，" + e.getErrCodeDes());
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}
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}
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/**
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* 转换为微信金额(分)
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*
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* @param normalAmount 0.01元
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* @return
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*/
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public static String parseWxAmount(String normalAmount) {
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// 保留2位小数
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double totalAmountDouble = Double.parseDouble(new DecimalFormat("#.00").format(
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Double.parseDouble(normalAmount)));
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String amount = (totalAmountDouble * 100) + "";
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amount = amount.substring(0, amount.indexOf("."));
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return amount;
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}
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/**
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* 小程序支付 微信
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*
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* @param body
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* @param orderId
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* @param totalFee
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* @param poleId
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* @return
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*/
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@Transactional(rollbackFor = Exception.class)
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public SortedMap<Object, Object> miniAppPay(String body,
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String orderId, int totalFee, Long poleId) {
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WxConfigEntity wxConfig = wxPayConfigService.getConfigByPoleId(poleId);
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wxConfig.setMchId(wxConfig.getMchId().trim());
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//设置微信支付参数
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WxPayConfig payConfig = new WxPayConfig();
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payConfig.setAppId(StringUtils.trimToNull(wxConfig.getAppid()));
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payConfig.setMchId(StringUtils.trimToNull(wxConfig.getMchId()));
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payConfig.setMchKey(StringUtils.trimToNull(wxConfig.getPrivateKey()));
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payConfig.setSubAppId(StringUtils.trimToNull(null));
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payConfig.setSubMchId(StringUtils.trimToNull(null));
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payConfig.setKeyPath(StringUtils.trimToNull(null));
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wxPayService.setConfig(payConfig);
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//设置微信同一订单请求
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WxPayUnifiedOrderRequest wxPayUnifiedOrderRequest = new WxPayUnifiedOrderRequest();
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wxPayUnifiedOrderRequest.setBody(body);
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wxPayUnifiedOrderRequest.setOutTradeNo(orderId);
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wxPayUnifiedOrderRequest.setTotalFee(totalFee);
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// wxPayUnifiedOrderRequest.setOpenid("otiM54x_hc_5gbhMY5aZxo7UByNo");
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wxPayUnifiedOrderRequest.setSignType(WxPayConstants.SignType.MD5);
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wxPayUnifiedOrderRequest.setSpbillCreateIp(IpUtil.getRealIp());
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wxPayUnifiedOrderRequest.setNotifyUrl(WECHAT_ORDER_PAY_CALLBACK_URL);
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wxPayUnifiedOrderRequest.setTradeType(WxPayConstants.TradeType.JSAPI);
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System.out.println("-----------" + wxPayUnifiedOrderRequest);
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try {
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WxPayUnifiedOrderResult wxPayUnifiedOrderResult = wxPayService.unifiedOrder(wxPayUnifiedOrderRequest);
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String time = String.valueOf(System.currentTimeMillis() / 1000);
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if (WxPayConstants.ResultCode.SUCCESS.equals(wxPayUnifiedOrderResult.getResultCode())) {
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SortedMap<Object, Object> parameters = new TreeMap<>();
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parameters.put("appid", wxPayUnifiedOrderResult.getAppid());
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parameters.put("noncestr", wxPayUnifiedOrderResult.getNonceStr()); // 随机字符串
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parameters.put("partnerid", wxConfig.getMchId()); // 商户id
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// parameters.put("out_trade_no", orderId);//商户订单号
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parameters.put("prepayid", wxPayUnifiedOrderResult.getPrepayId());
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parameters.put("package", "Sign=WXPay");
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parameters.put("timestamp", time);
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String sign = createSign(wxConfig.getPrivateKey(), parameters);
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//hashMap.put("paySign", wechatSign);
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parameters.put("Sign", sign);
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return parameters;
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} else {
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log.error("微信支付失败，{}", wxPayUnifiedOrderResult.getErrCodeDes());
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throw new BusinessException("微信支付失败，" + wxPayUnifiedOrderResult);
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}
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} catch (WxPayException e) {
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log.error("微信支付失败，{}", e.getErrCodeDes());
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throw new BusinessException("微信支付失败，" + e.getErrCodeDes());
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}
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}
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}
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