puhanshu
2022-01-12 10cc0db30a1be5377e4c09bce349014a667849b6
springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/WxPayUtils.java
@@ -76,5 +76,60 @@
        parameters.put("paySign", sign);
        return parameters;
    }
    public static String h5pay(String appid, String mchId, String payKey, String notifyUrl, String body,
                                         String openid, String outTradeNo, BigDecimal money, String tradeType) {
        String nonceStr = PayUtil.makeUUID(32);
        SortedMap<Object, Object> params = new TreeMap<>();
        params.put("appid", appid);
        params.put("body", body);
        params.put("mch_id", mchId);
        params.put("nonce_str", nonceStr);
        params.put("notify_url", notifyUrl);
        params.put("openid", openid);
        params.put("out_trade_no", outTradeNo);// 商品订单号
        params.put("spbill_create_ip", PayUtil.getLocalIp());// 服务部署的ip
        params.put("total_fee", PayUtil.moneyToIntegerStr(money));// 费用的参数转型
        params.put("trade_type", tradeType);// 对接类型
        params.put("sign", PayUtil.createSign(PayCpmstant.DEFAULT_ENCODING, params, payKey));// MD5签名
        // 转换成xml
        String xmlData = PayUtil.getRequestXml(params);
        // 请求微信后台,获取支付id
        String resXml = HttpClientUtil.httpsRequest(PayCpmstant.UNIFIEDORDER_URL, xmlData);
        log.info("请求微信支付返回参数:" + resXml);
        org.json.JSONObject resultData = XML.toJSONObject(resXml);
        JSONObject data = JSON.parseObject(resultData.get("xml").toString());
        JSONObject result = new JSONObject();
            if (data.get("return_msg").equals(PayCpmstant.RETURN_MSG)
                    && data.get("return_code").equals(PayCpmstant.RETURN_CODE)) {
                // 将微信统一下单成功的参数拼接再签名
                // 统一下单返回prepay_id
                if(tradeType.equals("JSAPI")) {
                    String prepayId = "prepay_id=" + data.getString("prepay_id");
                    // 时间戳
                    Long timeStamp = System.currentTimeMillis() / 1000;
                    // 封装需要签名的字段
                    SortedMap<Object, Object> payParams = new TreeMap<>();
                    payParams.put("appId", appid);
                    payParams.put("nonceStr", nonceStr);
                    payParams.put("package", prepayId);
                    payParams.put("signType", PayCpmstant.SIGN_TYPE);
                    payParams.put("timeStamp", timeStamp);
                    // 将参数以及签名计算完成封装返回给前端
                    result.put("timeStamp", timeStamp);
                    result.put("nonceStr", nonceStr);
                    result.put("package", prepayId);
                    result.put("signType", PayCpmstant.SIGN_TYPE);
                    result.put("paySign", PayUtil.createSign(PayCpmstant.DEFAULT_ENCODING, payParams, payKey));
                    }
                else if(tradeType.equals("NATIVE")){
                    result.put("codeUrl",data.getString("code_url"));
                    }
                }
        return result.toJSONString();
    }
}