paylink/src/Essensoft.AspNetCore.Payment.WeChatPay/Request/WeChatPayCloseOrderRequest.cs

using System.Collections.Generic;
using Essensoft.AspNetCore.Payment.WeChatPay.Response;
using Essensoft.AspNetCore.Payment.WeChatPay.Utility;

namespace Essensoft.AspNetCore.Payment.WeChatPay.Request
{
    /// <summary>
    /// 关闭订单
    /// </summary>
    public class WeChatPayCloseOrderRequest : IWeChatPayRequest<WeChatPayCloseOrderResponse>
    {
        /// <summary>
        /// 子商户应用号
        /// </summary>
        public string SubAppId { get; set; }

        /// <summary>
        /// 子商户号
        /// </summary>
        public string SubMchId { get; set; }

        /// <summary>
        /// 商户订单号
        /// </summary>
        public string OutTradeNo { get; set; }

        #region IWeChatPayRequest Members

        public string GetRequestUrl()
        {
            return "https://api.mch.weixin.qq.com/pay/closeorder";
        }

        public IDictionary<string, string> GetParameters()
        {
            var parameters = new WeChatPayDictionary
            {
                { "sub_appid", SubAppId },
                { "sub_mch_id", SubMchId },
                { "out_trade_no", OutTradeNo }
            };
            return parameters;
        }

        public WeChatPaySignType GetSignType()
        {
            return WeChatPaySignType.MD5;
        }


        public void PrimaryHandler(WeChatPayOptions options, WeChatPaySignType signType, WeChatPayDictionary sortedTxtParams)
        {
            sortedTxtParams.Add(WeChatPayConsts.nonce_str, WeChatPayUtility.GenerateNonceStr());
            sortedTxtParams.Add(WeChatPayConsts.appid, options.AppId);
            sortedTxtParams.Add(WeChatPayConsts.mch_id, options.MchId);

            sortedTxtParams.Add(WeChatPayConsts.sign, WeChatPaySignature.SignWithKey(sortedTxtParams, options.Key, signType));
        }

        public bool GetNeedCheckSign()
        {
            return true;
        }

        #endregion
    }
}