using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace WebService.SDK.PayCommon
{
    public class FFDZPayHelper
    {

        #region 商家扫用户支付二维码
        /// <summary>
        /// 交易支付接口测试
        /// 商家扫用户支付二维码
        /// 传入参数
        /// </summary>
        /// <param name="auth_code">用户付款授权码</param>
        /// <param name="out_trade_no">商户订单号</param>
        /// <param name="pay_subject">商品描述</param>
        /// <param name="total_fee">交易金额</param>
        /// <param name="MerchantInfo">商户信息（商户号，秘钥）</param>
        /// <param name="notify_url">通知回调地址</param>
        /// <returns></returns>
        public static string MerchantScan(string auth_code, string out_trade_no, string pay_subject, string total_fee,
            MobilePayConfig.PayMerchant MerchantInfo, string notify_url)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo.MerchantCode) || string.IsNullOrEmpty(MerchantInfo.MerchantKey))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            SortedDictionary<string, string> _ApiDictionary = new SortedDictionary<string, string>
            {
                { "auth_code", auth_code },//支付用户动态码
                { "busi_id", MerchantInfo.MerchantCode },//商户编号
                { "channel_type", "0" }, //支付渠道
                { "fee_type", "CNY" },//币种。默认CNY
                { "out_trade_no", out_trade_no },//交易上行流水号
                { "pay_subject", pay_subject },//支付描述信息
                { "total_fee", total_fee }//交易金额
            };
            PostStr = JsonConvert.SerializeObject(_ApiDictionary);
            MD5String = CommonHelper.GetMD5(timestamp + MerchantInfo.MerchantKey + PostStr) + ":" + timestamp;//创建签名
            LogHelper.WriteReceiveLog(MD5String);
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, MobilePayConfig.FFDZPay.BASE_URL + "/order?sign=" + MD5String, "application/json;charset=UTF-8", 5);

            return ResString;
        }
        #endregion

        #region 订单查询
        /// <summary>
        /// 交易结果查询
        /// </summary>
        /// <param name="out_trade_no">商户订单号</param>
        /// <param name="trade_no">交易下行流水号</param>
        /// <param name="MerchantInfo">商户信息（商户号，秘钥）</param>
        /// <returns></returns>
        public static string TradeQuery(string out_trade_no, string trade_no, MobilePayConfig.PayMerchant MerchantInfo)
        {
            string ResString = "";
            if (MerchantInfo == null || MerchantInfo.MerchantCode == null || MerchantInfo.MerchantKey == null)
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";

            SortedDictionary<string, string> _ApiDictionary = new SortedDictionary<string, string>();
            _ApiDictionary.Add("busi_id", MerchantInfo.MerchantCode);//商户编号
            if (!string.IsNullOrEmpty(out_trade_no))
            {
                _ApiDictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            }
            if (!string.IsNullOrEmpty(trade_no))
            {
                _ApiDictionary.Add("trade_no", trade_no);//交易下行流水号
            }

            PostStr = JsonConvert.SerializeObject(_ApiDictionary);
            MD5String = CommonHelper.GetMD5(timestamp + MerchantInfo.MerchantKey + PostStr) + ":" + timestamp;//创建签名
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, MobilePayConfig.FFDZPay.BASE_URL + "/query?sign=" + MD5String, "application/json;charset=UTF-8");

            return ResString;
        }
        #endregion

        #region 订单退款
        /// <summary>
        /// 交易支付接口测试
        /// 商家扫用户支付二维码
        /// 传入参数
        /// </summary>
        /// <param name="operator_id">操作员编号</param>
        /// <param name="terminal_id">平台订单号</param>
        /// <param name="refund_fee">退款金额</param>
        /// <param name="refund_subject">退款描述</param>
        /// <param name="out_trade_no">交易上行流水号</param>
        /// <param name="trade_no">交易下行流水号</param>
        /// <param name="out_refund_no">退款流水号</param>
        /// <param name="MerchantInfo">商户信息（商户号，秘钥）</param>
        /// <returns></returns>
        public static string TradeRefund(string operator_id, string terminal_id, string refund_fee, string refund_subject,
            string out_trade_no, string trade_no, string out_refund_no, MobilePayConfig.PayMerchant MerchantInfo)
        {
            string ResString = "";
            if (MerchantInfo == null || MerchantInfo.MerchantCode == null || MerchantInfo.MerchantKey == null)
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";

            SortedDictionary<string, string> _ApiDictionary = new SortedDictionary<string, string>();

            _ApiDictionary.Add("busi_id", MerchantInfo.MerchantCode);//商户编号
            _ApiDictionary.Add("channel_type", "0"); //支付渠道
            _ApiDictionary.Add("fee_type", "CNY");//币种。默认CNY
            _ApiDictionary.Add("operator_id", operator_id);//操作员编号
            _ApiDictionary.Add("out_refund_no", out_refund_no);//退款流水号
            if (!string.IsNullOrEmpty(out_trade_no))
            {
                _ApiDictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            }
            _ApiDictionary.Add("refund_fee", refund_fee);//退款金额
            _ApiDictionary.Add("refund_subject", refund_subject);//退款描述
            _ApiDictionary.Add("terminal_id", terminal_id);//设备编号
            if (!string.IsNullOrEmpty(trade_no))
            {
                _ApiDictionary.Add("trade_no", trade_no);//交易下行流水号
            }

            PostStr = JsonConvert.SerializeObject(_ApiDictionary);
            MD5String = CommonHelper.GetMD5(timestamp + MerchantInfo.MerchantKey + PostStr) + ":" + timestamp;//创建签名

            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, MobilePayConfig.FFDZPay.BASE_URL +
                "/refund?sign=" + MD5String, "application/json;charset=UTF-8");

            return ResString;
        }
        #endregion

        #region 退款查询
        /// <summary>
        /// 退款查询
        /// </summary>
        /// <param name="operator_id">操作员编号</param>
        /// <param name="terminal_id">设备编号</param>
        /// <param name="out_refund_no">商户退款单号</param>
        /// <param name="MerchantInfo">商户信息（商户号，秘钥）</param>
        /// <returns></returns>
        public static string RefundQuery(string operator_id, string terminal_id, string out_refund_no,
            MobilePayConfig.PayMerchant MerchantInfo)
        {
            string ResString = "";
            if (MerchantInfo == null || MerchantInfo.MerchantCode == null || MerchantInfo.MerchantKey == null)
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            SortedDictionary<string, string> _ApiDictionary = new SortedDictionary<string, string>
            {
                { "busi_id", MerchantInfo.MerchantCode },//商户编号
                { "operator_id", operator_id }, //操作员编号
                { "out_refund_no", out_refund_no },//商户退款单号
                { "terminal_id", terminal_id }//设备编号
            };
            //以上参数进行签名
            PostStr = JsonConvert.SerializeObject(_ApiDictionary);
            MD5String = CommonHelper.GetMD5(timestamp + MerchantInfo.MerchantKey + PostStr) + ":" + timestamp;//创建签名
            ResString = CommonHelper.HttpUrlPost(PostStr, MobilePayConfig.FFDZPay.BASE_URL +
                "/refundQuery?sign=" + MD5String, "application/json;charset=UTF-8");

            return ResString;
        }
        #endregion
    }
}