using System;
using System.Collections;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Web;
using WebService.SDK;

namespace MobilePayService
{
    public class Common
    {
        //商户秘钥
        //protected const string key = "9d101c97133837e13dde2d32a5054abb";
        //接口请求地址，固定不变，无需修改
        //protected const string req_url = "http://www.ffdzpay.com:443/gateway/pay";
        //protected const string req_url = "https://www.ffdzpay.com/gateway/pay";
        protected const string req_url = "https://trans.ffdzpay.com/gateway/pay";
        //版本号，固定不变，无需修改
        //protected const string version = "2.0";
        //服务区、门店编码
        protected static string[] ShopCode = ConfigurationManager.AppSettings["ShopCode"].ToString().Split(',');
        //商户号
        protected static string[] Business_Code = ConfigurationManager.AppSettings["Business_Code"].ToString().Split(',');
        //商户号
        protected static string[] term_Code = ConfigurationManager.AppSettings["term_Code"].ToString().Split(',');

        public static string get_reqmsg(string trade_state)
        {
            switch (trade_state)
            {
                case "0":
                    return "等待付款";
                case "1":
                    return "已付款";
                case "2":
                    return "已撤单";
                case "3":
                    return "申请撤单";
                case "4":
                    return "部分退款";
                case "5":
                    return "已退款";
                case "6":
                    return "交易关闭";
                case "7":
                    return "系统保留状态（查询时使用，同时查询退款和撤单记录）";
                case "8":
                    return "退款中（平台未返回退款结果）";
                case "9":
                    return "退款失败";
                case "10":
                    return "待退款";
                case "11":
                    return "退款成功";
                case "12":
                    return "退款失败";
                case "13":
                    return "退款取消";
                case "14":
                    return "撤单成功";
                default:
                    return "";
            }
        }

        #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">总金额</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,
            string[] MerchantInfo, string notify_url)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo[0]) || string.IsNullOrEmpty(MerchantInfo[1]))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            MD5String = timestamp + MerchantInfo[1] + "{";
            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("auth_code", auth_code);//支付用户动态码
            _Dictionary.Add("busi_id", MerchantInfo[0]);//商户编号
            _Dictionary.Add("channel_type", "0"); //支付渠道
            _Dictionary.Add("fee_type", "CNY");//币种。默认CNY
            //_Dictionary.Add("merchant_param", "");//用户参数
            //_Dictionary.Add("operator_id", "");//操作员编号
            _Dictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            _Dictionary.Add("pay_subject", pay_subject);//支付描述信息
            //_Dictionary.Add("store_id", "");//门店编号
            //_Dictionary.Add("terminal_id", "");//设备编号
            _Dictionary.Add("total_fee", total_fee);//交易金额
            foreach (KeyValuePair<string, string> kvp in _Dictionary)
            {
                MD5String += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
                PostStr += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
            }
            MD5String = MD5String.TrimEnd(',') + "}";
            PostStr = "{" + PostStr.TrimEnd(',') + "}";
            MD5String = CommonHelper.GetMD5(MD5String) + ":" + timestamp;//创建签名
            LogHelper.WriteReceiveLog(MD5String);
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, req_url + "/order?sign=" + MD5String, "application/json;charset=UTF-8", 5);

            return ResString;
        }
        #endregion

        #region 用户扫线上二维码
        public static string QRCodePay(string out_trade_no, string pay_subject, string total_fee, string[] MerchantInfo,
            string notify_url, string channel_type)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo[0]) || string.IsNullOrEmpty(MerchantInfo[1]))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            MD5String = timestamp + MerchantInfo[1] + "{";
            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("busi_id", MerchantInfo[0]);//商户编号
            _Dictionary.Add("channel_type", channel_type); //支付渠道
            _Dictionary.Add("fee_type", "CNY");//币种。默认CNY
            //_Dictionary.Add("merchant_param", "");//用户参数
            //_Dictionary.Add("notifyUrl", notify_url);//交易通知地址
            //_Dictionary.Add("openId", "");//用户标识，消费者用户标识
            //_Dictionary.Add("operator_id", "");//操作员编号
            _Dictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            _Dictionary.Add("pay_subject", pay_subject);//支付描述信息
            //_Dictionary.Add("store_id", "");//门店编号
            //_Dictionary.Add("subAppId", "");//微信APPID
            //_Dictionary.Add("terminal_id", "");//设备编号
            _Dictionary.Add("time_expire", "5");//超时时间
            _Dictionary.Add("total_fee", total_fee);//交易金额
            _Dictionary.Add("trade_type", "QRCODE");//交易类型
            foreach (KeyValuePair<string, string> kvp in _Dictionary)
            {
                MD5String += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
                PostStr += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
            }
            MD5String = MD5String.TrimEnd(',') + "}";
            PostStr = "{" + PostStr.TrimEnd(',') + "}";
            MD5String = CommonHelper.GetMD5(MD5String) + ":" + timestamp;//创建签名
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, req_url + "/preOrder?sign=" + MD5String, "application/json;charset=UTF-8", 5);

            return ResString;
        }
        #endregion

        #region 订单查询
        //交易支付接口测试
        //商家扫用户支付二维码
        //传入参数
        //@out_trade_no:商户订单号
        //@trade_no:交易下行流水号
        //@MerchantInfo:商户信息（商户号，秘钥）
        public static string TradeQuery(string out_trade_no, string trade_no, string[] MerchantInfo)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo[0]) || string.IsNullOrEmpty(MerchantInfo[1]))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            MD5String = timestamp + MerchantInfo[1] + "{";
            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("busi_id", MerchantInfo[0]);//商户编号
            if (!string.IsNullOrEmpty(out_trade_no))
            {
                _Dictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            }
            if (!string.IsNullOrEmpty(trade_no))
            {
                _Dictionary.Add("trade_no", trade_no);//交易下行流水号
            }
            foreach (KeyValuePair<string, string> kvp in _Dictionary)
            {
                MD5String += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
                PostStr += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
            }
            MD5String = MD5String.TrimEnd(',') + "}";
            PostStr = "{" + PostStr.TrimEnd(',') + "}";
            MD5String = CommonHelper.GetMD5(MD5String) + ":" + timestamp;//创建签名
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, req_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, string[] MerchantInfo)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo[0]) || string.IsNullOrEmpty(MerchantInfo[1]))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            MD5String = timestamp + MerchantInfo[1] + "{";
            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("busi_id", MerchantInfo[0]);//商户编号
            _Dictionary.Add("channel_type", "0"); //支付渠道
            _Dictionary.Add("fee_type", "CNY");//币种。默认CNY
            _Dictionary.Add("operator_id", operator_id);//操作员编号
            _Dictionary.Add("out_refund_no", out_refund_no);//退款流水号
            if (!string.IsNullOrEmpty(out_trade_no))
            {
                _Dictionary.Add("out_trade_no", out_trade_no);//交易上行流水号
            }
            _Dictionary.Add("refund_fee", refund_fee);//退款金额
            _Dictionary.Add("refund_subject", refund_subject);//退款描述
            _Dictionary.Add("terminal_id", terminal_id);//设备编号
            if (!string.IsNullOrEmpty(trade_no))
            {
                _Dictionary.Add("trade_no", trade_no);//交易下行流水号
            }
            foreach (KeyValuePair<string, string> kvp in _Dictionary)
            {
                MD5String += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
                PostStr += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
            }
            MD5String = MD5String.TrimEnd(',') + "}";
            PostStr = "{" + PostStr.TrimEnd(',') + "}";
            MD5String = CommonHelper.GetMD5(MD5String) + ":" + timestamp;//创建签名
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, req_url + "/refund?sign=" + MD5String, "application/json;charset=UTF-8");

            return ResString;
        }
        #endregion

        #region 退款查询
        //交易支付接口测试
        //商家扫用户支付二维码
        //传入参数
        //@operator_id:操作员编号
        //@terminal_id:设备编号
        //@out_refund_no:商户退款单号
        //@MerchantInfo:商户信息（商户号，秘钥）
        public static string RefundQuery(string operator_id, string terminal_id, string out_refund_no, string[] MerchantInfo)
        {
            string ResString = "";
            if (string.IsNullOrEmpty(MerchantInfo[0]) || string.IsNullOrEmpty(MerchantInfo[1]))
            {
                return null;
            }

            long timestamp = CommonHelper.ConvertDataTimeLong(DateTime.Now);
            string MD5String = "", PostStr = "";
            MD5String = timestamp + MerchantInfo[1] + "{";
            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("busi_id", MerchantInfo[0]);//商户编号
            _Dictionary.Add("operator_id", operator_id); //操作员编号
            _Dictionary.Add("out_refund_no", out_refund_no);//商户退款单号
            _Dictionary.Add("terminal_id", terminal_id);//设备编号
            foreach (KeyValuePair<string, string> kvp in _Dictionary)
            {
                MD5String += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
                PostStr += "\"" + kvp.Key + "\":\"" + kvp.Value + "\",";
            }
            MD5String = MD5String.TrimEnd(',') + "}";
            PostStr = "{" + PostStr.TrimEnd(',') + "}";
            MD5String = CommonHelper.GetMD5(MD5String) + ":" + timestamp;//创建签名
            //以上参数进行签名
            ResString = CommonHelper.HttpUrlPost(PostStr, req_url + "/refundQuery?sign=" + MD5String, "application/json;charset=UTF-8");

            return ResString;
        }
        #endregion

        #region 获取商户编号
        public static string[] GetMerchantInfo(string TICKETCODE)
        {
            string[] MerchantInfo = new string[3];
            string _SERVERPARTCODE = TICKETCODE.Substring(0, 6);
            string _SHOPCODE = TICKETCODE.Length == 28 ? TICKETCODE.Substring(6, 4) : TICKETCODE.Substring(6, 6);

            for (int i = 0; i < ShopCode.Length; i++)
            {
                if (_SERVERPARTCODE == ShopCode[i] || _SHOPCODE.Substring(2, _SHOPCODE.Length - 2) == ShopCode[i] ||
                    _SHOPCODE == ShopCode[i])
                {
                    MerchantInfo[0] = Business_Code[i];
                    MerchantInfo[1] = term_Code[i];
                    break;
                }
            }

            return MerchantInfo;
        }
        #endregion

        #region 根据门店获取商户编号
        public static string[] GetMerchantInfo(string serverPartCode,string shopCode)
        {
            string[] MerchantInfo = new string[3];

            for (int i = 0; i < ShopCode.Length; i++)
            {
                if (serverPartCode == ShopCode[i] || shopCode == ShopCode[i]
                    || shopCode.Substring(2, shopCode.Length - 2) == ShopCode[i])
                {
                    MerchantInfo[0] = Business_Code[i];
                    MerchantInfo[1] = term_Code[i];
                    break;
                }
            }
            return MerchantInfo;
        }
        #endregion
    }
}