package com.dsh.app.util.pay.wechat;
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import com.dsh.app.util.DateTimeHelper;
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import com.dsh.app.util.pay.PublicUtil;
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import com.dsh.app.util.pay.config.Config;
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import java.math.BigDecimal;
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import java.util.Date;
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import java.util.SortedMap;
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import java.util.TreeMap;
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public class WXPayParam {
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/**
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* 微信支付参数
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*
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* @param sn
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* @param price
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* @param memo
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* @param notifyUrl
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* @return
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*/
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public String getPatParam(String sn, BigDecimal price, String memo, String notifyUrl) {
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SortedMap<Object, Object> maps = new TreeMap<>();
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maps.put("appid", Config.WX_PAY_APPID);
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maps.put("body", memo);
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maps.put("mch_id", Config.WX_PAY_MCH_ID);
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// maps.put("sub_appid", ConfigParam.WX_PAY_APPID);
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/* maps.put("sub_mch_id", ConfigParam.WX_PAY_MCH_ID);*/
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maps.put("notify_url", notifyUrl);
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maps.put("out_trade_no", sn);
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maps.put("spbill_create_ip", PublicUtil.getIp());
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maps.put("total_fee", price.multiply(new BigDecimal(100)).setScale(0, BigDecimal.ROUND_HALF_UP).toString());
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Date now = DateTimeHelper.getWXTime();
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maps.put("time_start", DateTimeHelper.formatDateTimetoString(now, DateTimeHelper.FMT_yyyyMMddhhmmss_noseparator));
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Date expire = DateTimeHelper.addMinutes(now, 20);
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maps.put("time_expire", DateTimeHelper.formatDateTimetoString(expire, DateTimeHelper.FMT_yyyyMMddhhmmss_noseparator));
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maps.put("trade_type", "APP");
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maps.put("key", Config.WX_PAY_API_KEY);
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String nonce_str = WXPayCommonUtil.CreateNoncestr();
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maps.put("nonce_str", nonce_str);
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String sign = WXPayCommonUtil.createSign(Config.WX_PAY_SIGN_TYPE, maps);
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System.out.println("签名" + sign);
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maps.put("sign", sign);
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maps.remove("key");
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return WXPayCommonUtil.getRequestXml(maps);
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}
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}
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