using POSV.Cef.FastTemplate.PayMent.Base;
using POSV.Entity;
using POSV.ShoppingCart;
using POSV.Utils;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using static POSV.Cef.FastTemplate.PayMent.Base.PayBase;

namespace POSV.Cef.FastTemplate.PayMent
{
    public class PayOperation
    {

        //================= construct function ==================
        #region construct function
        /// <summary>
        /// 参数在对象内会copy
        /// </summary> 
        public PayOperation(OrderObject orderObject, string _code)
        {
            var _data = ObjectUtils.Copy(orderObject);
            var code = ObjectUtils.Copy(_code);

            this.m_PayCode = code;
            this.m_OrderObject = _data;

        }


        #endregion



        //================== private fields ===================== 
        #region fields  
        /// <summary>
        /// 支付对象
        /// </summary>
        public OrderObject m_OrderObject;

        /// <summary>
        /// 支付条码
        /// </summary>
        public string m_PayCode = "";

        /// <summary>
        /// 支付参数
        /// </summary>
        public PayMode m_CurrentPayMode = null;

        /// <summary>
        /// 异步通知
        /// </summary>
        public PayResultAsyncCallBack AsyncPayResult;

        /// <summary>
        /// 支付对象
        /// </summary>
        private PayBase m_pay = null;
          
        private string meseeage = "";
        public string m_Message
        {
            get { return (this.m_pay?.m_Message == null ? meseeage : this.m_pay?.m_Message); }
            set { meseeage = value; }
        }

        #endregion


        //================== public function =======================
      
        /// <summary>
        /// 同步
        /// </summary>
        /// <returns></returns>
        public PayItem PayStart()
        {
            if (this.VerifyParameter())
            {
                //获取支付参数
                this.GetPayMode();
                //初始化支付对象
                this.Initialize();
                  
                if (this.m_pay == null)
                {
                    return null;
                }
                else
                { 
                    this.m_pay.SaveSaomaTicket(string.Format("{0}_{1}", this.m_OrderObject.StoreNo, this.m_OrderObject.TradeNo), this.m_PayCode);
                    return this.m_pay.PayStart(); 
                }
            }
            else
            {
                return null;
            }


        }

        /// <summary>
        /// 异步回掉
        /// </summary>
        public void AsyncPayStart()
        {
            if (this.AsyncPayResult != null)
            {
                try
                {
                    //获取支付参数
                    this.GetPayMode();
                    //初始化支付对象
                    this.Initialize();
                }
                catch (Exception)
                {
                    this.m_pay.m_Message = this.m_Message;
                }

                this.m_pay.SaveSaomaTicket(string.Format("{0}_{1}", this.m_OrderObject.StoreNo, this.m_OrderObject.TradeNo), this.m_PayCode);
                this.m_pay.AsyncPayResult = this.AsyncPayResult;
                this.m_pay.AsyncPayStart();
            }
            else
            {
                //强行提示调用者
                throw new Exception("注意,AsyncPayResult参数没有赋值");
            }
        }

        /// <summary>
        /// 外部验证|验证调用参数
        /// </summary> 
        public bool VerifyParameter()
        {
            if (this.m_OrderObject == null)
            {
                this.m_Message = "订单对象为空,请确认参数";
                return false;
            }

            if (string.IsNullOrEmpty(this.m_PayCode))
            {
                this.m_Message = "请扫描或输入支付码...";
                return false;
            }

            if (!string.IsNullOrEmpty(this.m_PayCode) && this.m_PayCode.Length >= 16)
            {
                string prefix = this.m_PayCode.Substring(0, 2);

                switch (prefix)
                {
                    case "10":
                    case "11":
                    case "12":
                    case "13":
                    case "14":
                    case "15":
                        break;
                    case "25":
                    case "26":
                    case "27":
                    case "28":
                    case "29":
                    case "30":
                        break;
                    case "70":
                    case "71":
                    case "72":
                    case "73":
                    case "74":
                    case "75":
                        break;
                    default:
                        this.m_Message = "支付码不合法";
                        return false;
                }
            }
            else
            {
                this.m_Message = "支付码不合法...";
                return false;
            }
            return true;
        }
      
        
        
        //================== private function =======================

        private void Initialize()
        {
            if (this.m_CurrentPayMode == null)
            {
                this.m_Message = "尚未配置支付参数...";
                return;
            }

            var parameter = this.m_CurrentPayMode.Body;

            //会员不需要配置
            if ((parameter == null || parameter.Count == 0) && !this.m_CurrentPayMode.No.Equals("02"))
            {
                this.m_Message = "尚未配置支付参数...";
                return;
            }

            //获取支付渠道
            string channel = "";
            if (this.m_CurrentPayMode.No.Equals("02"))
            {
                channel = "Member";
            }
            else
            {
                channel = (parameter.ContainsKey("channel") ? parameter["channel"].ToString() : "").ToLower();
            }
           

            switch (channel)
            {
                //case "alipay":
                //case "wxpay":
                //case "subalipay":
                //case "subwxpay":
                //    {
                //        //this._payChannel = PayChannelEnum.原生支付;
                //    }
                //    break;
                case "leshua":
                    {
                        //乐刷支付
                        //this.m_pay = new LESHUA_Pay();
                    }
                    break;
                case "saobei":
                    {
                        //this._payChannel = PayChannelEnum.扫呗支付;
                        this.m_pay = new SAOBEI_Pay();
                    }
                    break;
                case "Member":
                    this.m_pay = new Member_Pay();
                    break;
                default:
                    channel = "";//zhangy 2020-03-21 Add 暂不支持的支付通道
                    break;
            }


            //zhangy 2020 - 03 - 21 Add 暂不支持的支付通道
            if (string.IsNullOrEmpty(channel))
            {
                this.m_Message = "暂不支持的支付通道...";
                return;
            }

            this.m_pay.m_CurrentPayMode = this.m_CurrentPayMode;
            this.m_pay.m_OrderObject = this.m_OrderObject;
            this.m_pay.m_PayCode = this.m_PayCode;

        }
       
        /// <summary>
        /// 获取支付方式
        /// </summary>
        private void GetPayMode()
        {
            string prefix = this.m_PayCode.Substring(0, 2);

            switch (prefix)
            {
                case "10":
                case "11":
                case "12":
                case "13":
                case "14":
                case "15":
                    {
                        //微信
                        this.m_CurrentPayMode = OrderUtils.GetPayMode("05");
                    }
                    break;
                case "25":
                case "26":
                case "27":
                case "28":
                case "29":
                case "30":
                    {
                        //支付宝
                        this.m_CurrentPayMode = OrderUtils.GetPayMode("04");
                    }
                    break;
                case "70":
                case "71":
                case "72":
                case "73":
                case "74":
                case "75":
                    {
                        //会员卡
                        this.m_CurrentPayMode = OrderUtils.GetPayMode("02");
                    }
                    break;
            }
        }

      
    }
}