/*** 官微-分期支付接口(h5页面支付)** @param request* @param response*/@SuppressWarnings("unchecked")@ResponseBody@RequestMapping(value = "/wxWapPrePayH5", method = RequestMethod.POST)public Map<String, Object> wxWapPrePayH5(HttpServletRequest request, HttpServletResponse response) throws ApplicationException {logger.info("wxWapPrePay start");Map<String, Object> resultMap = new HashMap<String, Object>();String number = request.getParameter("number");String count = request.getParameter("count");// 获取合同分期ContDto contDto = contBaseService.getContractByNumber(number);if (null == contDto) {resultMap.put("success", false);resultMap.put("code", "1");resultMap.put("body", null);resultMap.put("msg", "合同分期不存在");return resultMap;}String price = String.valueOf(contDto.installmentEachAmount);int price100 = new BigDecimal(price).multiply(new BigDecimal(100)).intValue();if (price100 <= 0) {resultMap.put("success", false);resultMap.put("code", "2");resultMap.put("body", null);resultMap.put("msg", "还款金额错误");return resultMap;}// 设置回调地址String notify_url = "回调地址";//用合同编号+期数+随机时间戳，生成唯一订单号String numberCount = number + count + "_" +System.currentTimeMillis();SortedMap<Object, Object> parameters = new TreeMap<Object, Object>();parameters.put("appid", ConfigUtil.WAP_APPID);parameters.put("mch_id", ConfigUtil.WAP_MCH_ID);parameters.put("nonce_str", PayCommonUtil.CreateNoncestr());parameters.put("body", "分期账单-还款支付");parameters.put("out_trade_no", numberCount); // 订单号parameters.put("fee_type", "CNY");parameters.put("total_fee", String.valueOf(price100));parameters.put("spbill_create_ip", CommonUtil.getIpAddress(request));parameters.put("notify_url", notify_url);parameters.put("trade_type", "MWEB");// openid需要获取
//        String openid = request.getParameter("openid");
//        parameters.put("openid", openid);parameters.put("scene_info","{'h5_info':{'type':'Wap','wap_url':'http://www.lizhenauto.com','wap_name':'利真延保'}}");// 设置签名// parameters.put("referer","http://www.lizhenauto.com");logger.info("得到的集合是-----------" + parameters.toString());String sign = PayCommonUtil.createWapSign("UTF-8", parameters);parameters.put("sign", sign);// 封装请求参数结束String requestXML = PayCommonUtil.getRequestXml(parameters);logger.info("requestXML:" + requestXML);// 调用统一下单接口String result = PayCommonUtil.httpsRequest(ConfigUtil.UNIFIED_ORDER_URL, "POST", requestXML);logger.info("\n" + result);String mweb_url = null;try {/** 统一下单接口返回正常的prepay_id，再按签名规范重新生成签名后，将数据传输给APP。参与签名的字段名为appId，partnerId，prepayId，nonceStr，timeStamp，package。注意：package的值格式为Sign=WXPay **/Map<String, String> map = XMLUtil.doXMLParse(result);String resultCode = map.get("result_code");if ("FAIL".equals(resultCode)) {if ("201 合同编号重复".equals(map.get("err_code_des"))) {resultMap.put("success", false);resultMap.put("code", "201");resultMap.put("body", null);resultMap.put("msg", "合同编号重复");return resultMap;}}logger.info(" map " + map.toString());String returnCode = map.get("return_code");if (returnCode.equals("SUCCESS") && resultCode.equals("SUCCESS")) {mweb_url = map.get("mweb_url");} else {resultMap.put("success", false);resultMap.put("code", "200");// 请求成功resultMap.put("body", null);resultMap.put("msg", "微信支付失败");return resultMap;}resultMap.put("success", true);resultMap.put("code", "200");// 请求成功resultMap.put("body", mweb_url);resultMap.put("msg", "微信支付成功,等待支付");} catch (JDOMException e) {resultMap.put("success", false);resultMap.put("code", "500");// 请求失败resultMap.put("body", null);resultMap.put("msg", "微信支付失败,请重试");logger.error(e.toString());} catch (IOException e) {resultMap.put("success", false);resultMap.put("code", "500");// 请求失败resultMap.put("body", null);resultMap.put("msg", "微信支付失败,请重试");logger.error(e.toString());}return resultMap;}