BPA.KitChen.GroupMealOrder/BPA.KitChen.WeChat/WechatServer/Service/WechatPayService.cs

using BPA.KitChen.GroupMealOrder.Core;
using BPA.KitChen.GroupMealOrder.Core.CacheOption;
using BPA.KitChen.GroupMealOrder.Core.Common;
using BPA.KitChen.GroupMealOrder.Core.Entity;
using BPA.KitChen.GroupMealOrder.SqlSugar;
using BPA.KitChen.WeChat.WechatServer.Dtos;
using Essensoft.Paylink.WeChatPay.V2;
using Essensoft.Paylink.WeChatPay.V2.Request;
using Essensoft.Paylink.WeChatPay.V2.Response;
using Furion;
using Furion.DependencyInjection;
using Furion.FriendlyException;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Caching.Memory;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace BPA.KitChen.WeChat.WechatServer.Service
{
    /// <summary>
    /// 微信支付
    /// </summary>
    public class WechatPayService : IWechatPayService, ITransient
    {
        private readonly IMemoryCache _memoryCache;
    
        private readonly IWeChatPayClient _client;
        readonly IWebHostEnvironment _env;
        private readonly IHttpContextAccessor _httpContextAccessor;
        public WechatPayService(IMemoryCache memoryCache, IHttpContextAccessor httpContextAccessor, IWeChatPayClient client,  IWebHostEnvironment env)
        {
            _memoryCache = memoryCache;
            _client = client;
            _httpContextAccessor = httpContextAccessor;
            _env = env;
        }
        /// <summary> 
        /// 统一下单
        /// </summary>
        /// <param name="ordernumber">自己系统的订单ID</param>
        /// <param name="openid"></param>
        /// <returns></returns>
        public async Task<IActionResult> PayLinkWechatPay(string openid, string ordernumber)
        {
            Console.WriteLine("进入支付接口");
            var appid = _httpContextAccessor.HttpContext.Request.Headers["AppId"].ToString();
            if (string.IsNullOrEmpty(appid))
            {
                throw Oops.Oh("AppId不能为空!");
            }
            var config = ApolloApplication.Configs.Find(x => x.Key == appid);
            if (config == null)
            {
                throw Oops.Oh("AppId不存在!");
            }
            try
            { 
                WechatConfigOptions opt = config.WechatConfig;
                WechatPayConfigOptions PayOpt = config.WechatPayConfig;
                //查询订单

               var order = await SqlSugarDb.Db.Queryable<BPA_WeighOrder>()
                   .ClearFilter()
                   .FirstAsync(x => x.OrderNumber == ordernumber);
                if (order==null)
                {
                    throw Oops.Oh("没有找到订单信息!");
                }


                string body = $"{CurrentUser.StoreName}点餐"; 
                string attach = CurrentUser.StoreName;
                string out_trade_no = order.OrderNumber;
                int total_fee = Convert.ToInt32(order.TotalAmount * 100);

                var request = new WeChatPayUnifiedOrderRequest
                {
                    Body = body,
                    OutTradeNo = out_trade_no,
                    TotalFee = total_fee,
                    Attach = attach,
                    SpBillCreateIp = opt.MchIP,
                    NotifyUrl = opt.WeChatPayNotifyUrl,
                    TradeType = "JSAPI",
                    OpenId =string.IsNullOrEmpty(openid)? order .CreateId: openid,
                };
                var response = await _client.ExecuteAsync(request, PayOpt);
                if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
                {
                    var req = new WeChatPayJsApiSdkRequest
                    {
                        Package = "prepay_id=" + response.PrepayId
                    };
                    var parameter = await _client.ExecuteAsync(req, PayOpt);
                    parameter.Add("paymentId", out_trade_no);
                    PaymentEntity payment = new();
                    payment.timeStamp = parameter.FirstOrDefault(x => x.Key == "timeStamp").Value;
                    payment.nonceStr = parameter.FirstOrDefault(x => x.Key == "nonceStr").Value;
                    payment.package = parameter.FirstOrDefault(x => x.Key == "package").Value;
                    payment.paySign = parameter.FirstOrDefault(x => x.Key == "paySign").Value;
                    payment.signType = parameter.FirstOrDefault(x => x.Key == "signType").Value;
                    payment.trade_no = parameter.FirstOrDefault(x => x.Key == "paymentId").Value;

                    order.TradeNo = payment.trade_no;
                    var res = await SqlSugarDb.Db.Updateable<BPA_WeighOrder>(order).ExecuteCommandAsync();

                    if (res>0)
                    {
                        return new JsonResult(payment);
                    }
                    else
                    {
                        throw Oops.Oh("订单服务更新数据失败!");
                    }
                }
                else
                {
                    throw Oops.Oh(response.ReturnMsg+"-"+response.ErrCode+"-"+response.ErrCodeDes);
                }

            }
            catch (Exception ex)
            {
               // BPALog.WriteLog("支付接口PayLinkWechatPay报错："+ex.ToString());
                throw Oops.Oh(ex.Message);
            }
        }

        /// <summary>
        /// 退款
        /// </summary>
        /// <param name="input"></param>
        /// <param name="config"></param>
        /// <returns></returns>
        public async Task<RefundDto> Refund(WechatRefundInput input, ApolloApplicationConfig config)
        {
            WechatConfigOptions opt = config.WechatConfig;
            WechatPayConfigOptions PayOpt = config.WechatPayConfig;
            RefundDto dto = new();
            var request = new WeChatPayRefundRequest
            {
                OutRefundNo = WechatCommon.GenerateOutTradeNo(),
                //TransactionId = input.transaction_id,
                OutTradeNo = input.out_trade_no,
                TotalFee = Convert.ToInt32(input.total_fee),
                RefundDesc = input.RefundDesc,
                RefundFee = Convert.ToInt32(input.refund_fee),
                NotifyUrl = opt.WeChatRefundUrl
            };
            var response = await _client.ExecuteAsync(request, PayOpt);
            if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
            {
                dto.res = true;
                dto.response = response;
                return dto;

            }
            else
            {
                //查询微信订单信息
                var orderinfo = await PayOrderQuery(opt.Appid, input.transaction_id, "");
                if (orderinfo != null)
                {

                    Console.WriteLine("当前状态:" + orderinfo.TradeStateDesc);
                    int totalfee = orderinfo.TotalFee;
                    //已经退款,更新状态
                    if (orderinfo.TradeState == "REFUND")
                    {
                        
                        //修改数据库订单状态为退款
                        config.WechatConfig.OrderAddress = "https://bpa.black-pa.com:21527/order";



                        //查询退款订单

                        
                        var order = await SqlSugarDb.Db.Queryable<BPA_RefundWeighOrder>()
                            .FirstAsync(x => x.WeighOrderNumber == input.out_trade_no);
                        //修改退款状态

                        if (order == null)
                        {
                            throw Oops.Bah($"退款失败:没有查询到退款订单");
                        }


                        //MyDataResult<bool> ResResult = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress, input.transaction_id, orderinfo.OutTradeNo, 1, totalfee / 100, "微信已经退款,修订退款操作");
                        ////如果成功
                        //if (ResResult.isSuccess)
                        //{
                           
                        //}

                        dto.res = true;
                        dto.response = response;
                        return dto;
                    }
                }
                throw Oops.Bah($"退款失败:{response.ErrCodeDes}");
            }
        }



        /// <summary>
        /// 充值
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<IActionResult> RechargePay(RechargeInput input)
        {
            Console.WriteLine("进入支付接口");
            var appid = _httpContextAccessor.HttpContext.Request.Headers["AppId"].ToString();
            if (string.IsNullOrEmpty(appid))
            {
                throw Oops.Oh("AppId不能为空!");
            }
            var config = ApolloApplication.Configs.Find(x => x.Key == appid);
            if (config == null)
            {
                throw Oops.Oh("AppId不存在!");
            }
            try
            {
                WechatConfigOptions opt = config.WechatConfig;
                WechatPayConfigOptions PayOpt = config.WechatPayConfig;
                var money = (input.Money / 100).ToString();
                string body = $"会员充值";
                string attach = $"储值{money}元";
                string out_trade_no = input.RechargeId;
                int total_fee = Convert.ToInt32(input.Money);
                var request = new WeChatPayUnifiedOrderRequest
                {
                    Body = body,
                    OutTradeNo = out_trade_no,
                    TotalFee = total_fee,
                    Attach = attach,
                    SpBillCreateIp = opt.MchIP,
                    NotifyUrl = opt.WeChatPayNotifyUrl,
                    TradeType = "JSAPI",
                    OpenId = input.OpenId
                };
                var response = await _client.ExecuteAsync(request, PayOpt);
                if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
                {
                    var req = new WeChatPayJsApiSdkRequest
                    {
                        Package = "prepay_id=" + response.PrepayId
                    };
                    var parameter = await _client.ExecuteAsync(req, PayOpt);
                    parameter.Add("paymentId", out_trade_no);
                    PaymentEntity payment = new();
                    payment.timeStamp = parameter.FirstOrDefault(x => x.Key == "timeStamp").Value;
                    payment.nonceStr = parameter.FirstOrDefault(x => x.Key == "nonceStr").Value;
                    payment.package = parameter.FirstOrDefault(x => x.Key == "package").Value;
                    payment.paySign = parameter.FirstOrDefault(x => x.Key == "paySign").Value;
                    payment.signType = parameter.FirstOrDefault(x => x.Key == "signType").Value;
                    payment.trade_no = parameter.FirstOrDefault(x => x.Key == "paymentId").Value;
                   return new JsonResult(payment);
                }
                else
                {
                   // BPALog.WriteLog("支付接口返回PayLinkWechatPay：", param: response);
                    throw Oops.Oh(response.ReturnMsg + "-" + response.ErrCode + "-" + response.ErrCodeDes);
                }

            }
            catch (Exception ex)
            {
             //   BPALog.WriteLog("支付接口PayLinkWechatPay报错：" + ex.ToString());
                throw Oops.Oh(ex.Message);
            }
        }
       
        /// <summary>
        /// 查询
        /// </summary>
        /// <param name="AppId">appid</param>
        /// <param name="transaction_id">商家支付订单号</param>
        /// <param name="out_trade_no">商户订单号</param>
        /// <returns></returns>
        public async Task<WeChatPayOrderQueryResponse> PayOrderQuery(string AppId,string transaction_id, string out_trade_no)
        {
   
            var config = ApolloApplication.Configs.Find(x => x.Key == AppId);
            WechatPayConfigOptions opt = config.WechatPayConfig;
            var request = new WeChatPayOrderQueryRequest
            {
                 OutTradeNo = out_trade_no,
                 TransactionId = transaction_id,
            };
            var response = await _client.ExecuteAsync(request, opt);
            return response;
        }
        /// <summary>
        /// 根据商家号退款
        /// </summary>
        /// <param name="appId"></param>
        /// <param name="ordernumid"></param>
        /// <returns></returns>
        [IfException(ErrorMessage = "无效订单")]
        public async Task<IActionResult> ToRefund(string appId,string ordernumid)
        {
            return null;

            //var config = ApolloApplication.Configs.Find(x => x.Key == appId);
            //MyDataResult<OrderAllInfoDto> info = OrderWeApiHepler.GetOrderInfoByNum<OrderAllInfoDto>(config.WechatConfig.OrderAddress,ordernumid);
            //if (!info.isSuccess)
            //{
            //    throw Oops.Oh("订单服务未找到订单信息");
            //}
            //if (info.data.orderRealMoney <= 0 || string.IsNullOrEmpty(info.data.transactionId))
            //{
            //    MyDataResult<bool> result = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress, info.data.transactionId, info.data.tradeNo, 1, 0, "测试数据修改为退款状态");
            //    if (!result.isSuccess)
            //    {
            //        throw Oops.Oh(result.msg);
            //    }
            //    else
            //    {
            //        return new JsonResult(true);
            //    }
            //}
            //else
            //{
            //    if (info != null && (!string.IsNullOrEmpty(info.data.tradeNo) || !string.IsNullOrEmpty(info.data.transactionId)))
            //    {
            //        //查询微信订单信息
            //        var orderinfo = await PayOrderQuery(appId,info.data.transactionId, info.data.tradeNo);
            //        if (orderinfo != null)
            //        {

            //            Console.WriteLine("当前状态:" + orderinfo.TradeStateDesc);
            //            int totalfee = orderinfo.TotalFee;
            //            //已经退款,更新状态
            //            if (orderinfo.TradeState == "REFUND")
            //            {
            //                BPALog.WriteLog($"{info.data.orderNumber}检测到微信平台已退款");
            //                //修改数据库订单状态为退款
            //                MyDataResult<bool> ResResult = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress,info.data.transactionId, info.data.tradeNo, 1, totalfee / 100, "微信已经退款,修订退款操作");
            //                //如果成功
            //                if (ResResult.isSuccess)
            //                {
            //                    //_CouponService.Rebackcoupon(info.Order_Number);
            //                    BPALog.WriteLog($"{info.data.orderNumber}修改后台状态为退款成功!");
            //                    return new JsonResult(true);
            //                }
            //                else
            //                {
            //                    BPALog.WriteLog($"{info.data.orderNumber}{ResResult.msg}!");
            //                    return new JsonResult(false);
            //                }
            //            }
            //            else if (orderinfo.TradeState == "SUCCESS")
            //            {
            //                MyDataResult<bool> resultIng = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress, info.data.transactionId, info.data.tradeNo, 2, Convert.ToDecimal(totalfee) / 100, "微信查询为未退款,进行退款操作");
            //                if (resultIng.isSuccess)
            //                {
            //                    //调用微信退款接口
            //                    var refundres = await Refund(
            //                        new()
            //                        {
            //                            transaction_id = info.data.transactionId,
            //                            out_trade_no = info.data.tradeNo,
            //                            total_fee = totalfee,
            //                            refund_fee = totalfee,
            //                        }, config
            //                        );
            //                    //如果返回成功,优惠券回退
            //                    if (refundres.res)
            //                    {
            //                        BPALog.WriteLog($"{info.data.orderNumber}微信平台退款成功");
            //                        //修改数据库订单状态为退款
            //                        MyDataResult<bool> resultSuc = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress, info.data.transactionId, info.data.tradeNo, 1, Convert.ToDecimal(totalfee) / 100, "微信查询为未退款,进行退款操作");
            //                        //如果成功
            //                        if (resultSuc.isSuccess)
            //                        {
            //                            BPALog.WriteLog($"{info.data.orderNumber}订单平台退款状态修改成功!");
            //                            return new JsonResult(true);
            //                        }
            //                        else
            //                        {

            //                            BPALog.WriteLog($"{info.data.orderNumber}订单平台退款状态修改失败!失败原因:{resultSuc.msg}");
            //                            return new JsonResult(false);
            //                        }
            //                    }
            //                    else
            //                    {
            //                        //失败则回滚订单状态
            //                        //string errcode = refundres.GetValue("err_code").ToString();
            //                        MyDataResult<bool> result = OrderWeApiHepler.Refundrefuc<bool>(config.WechatConfig.OrderAddress,info.data.transactionId, info.data.tradeNo, 3, Convert.ToDecimal(totalfee) / 100, refundres.response.ErrCodeDes);
            //                        BPALog.WriteLog($" Refundrefuc方法执行结果：{ result.isSuccess}");
            //                        BPALog.WriteLog($" 微信平台退款失败：{refundres.response.ErrCodeDes}订单流水号：{ info.data.orderNumber}");
            //                        return new JsonResult(false);
            //                        //OrderWeApiHepler.ChangeOrderStutas(info.Order_Number, info.Order_Status, "微信平台退款失败:" + CacheHepler.GetInstance().GetRefundResultText(errcode) + $"({info.Order_Status})");
            //                    }
            //                }
            //                else
            //                {
            //                    BPALog.WriteLog("调用Refundrefuc方法："+ resultIng.msg);
            //                    return new JsonResult(false);
            //                }
            //            }
            //            else
            //            {

            //                BPALog.WriteLog("状态为:" + orderinfo.TradeState + ",此订单无法退款");
            //                return new JsonResult(false);
            //            }

            //        }
            //        else
            //        {
            //            throw Oops.Oh("退款失败,没有找到订单");
            //        }

            //    }
            //    else
            //    {
            //        throw Oops.Oh("无效订单");
            //    }
            //}
        }

        /**
       * 生成时间戳，标准北京时间，时区为东八区，自1970年1月1日 0点0分0秒以来的秒数
        * @return 时间戳
       */
        public static string GenerateTimeStamp()
        {
            TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
            return Convert.ToInt64(ts.TotalSeconds).ToString();
        }
        /**
        * 生成随机串，随机串包含字母或数字
        * @return 随机串
        */
        public static string GenerateNonceStr()
        {
            return null;
            //RandomGenerator randomGenerator = new RandomGenerator();
            //return randomGenerator.GetRandomUInt().ToString();
        }
        /**
       * 参数数组转换为url格式
       * @param map 参数名与参数值的映射表
       * @return URL字符串
       */
        private string ToUrlParams(SortedDictionary<string, object> map)
        {
            string buff = "";
            foreach (KeyValuePair<string, object> pair in map)
            {
                buff += pair.Key + "=" + pair.Value + "&";
            }
            buff = buff.Trim('&');
            return buff;
        }

      
        /// <summary>
        /// 付款码支付
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<IActionResult> MicropayPay(MicropayInput input)
        {

            return null;

            //var config = ApolloApplication.Configs.Find(x => x.Key == input.AppId);
            //WechatConfigOptions opt = config.WechatConfig;
            //WechatPayConfigOptions PayOpt = config.WechatPayConfig;
            ////PayOpt.CertificatePassword = PayOpt.MchId;
            ////PayOpt.Certificate = SystemConfig.CertificateAddress;
            //string body = "商品购买";
            //string out_trade_no = string.Empty;
            //int total_fee =0;
            //if (!string.IsNullOrEmpty(input.OrderId))
            //{
            //    MyDataResult<OrderAllInfoDto> res = OrderWeApiHepler.GetOrderInfoByNum<OrderAllInfoDto>(config.WechatConfig.OrderAddress, input.OrderId);
            //    if (!res.isSuccess)
            //    {
            //        throw Oops.Oh("没有找到订单信息!");
            //    }
            //    total_fee = Convert.ToInt32(input.TotalFee * 100);
            //    out_trade_no = input.OrderId;
            //    //OrderAllInfoDto orderinfo = res.data;

            //}
            //else
            //{
            //    out_trade_no = WechatCommon.GenerateOutTradeNo();
            //    total_fee = 1;
            //}
            //var request = new WeChatPayMicroPayRequest
            //{
            //    Body = body,
            //    OutTradeNo = out_trade_no,
            //    TotalFee = total_fee,
            //    SpBillCreateIp = config.WechatConfig.MchIP,
            //    AuthCode = input.AuthCode
            //};
            //var response = await _client.ExecuteAsync(request, PayOpt);
            //if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
            //{
            //    return new JsonResult(new MicropayOutput { Code=200, Msg ="交易成功", Success =true });
            //}
            //return new JsonResult(new MicropayOutput { Code = 500, Msg = $"交易失败-ReturnMsg:{response.ReturnMsg},ErrCodeDes:{response.ErrCodeDes}", Success = false });
        }

        public string NativePay(decimal amount, string orderid)
        {
            throw new NotImplementedException();
        }
    }
}