zongzhilinglan/GDZZ.Application/Service/WXPay/WXPayService.cs

using GDZZ.Application.Entity;
using GDZZ.Core.Entity;
using GDZZ.Core;
using Microsoft.AspNetCore.Mvc;
using System;
using System.Threading.Tasks;
using Furion.EventBus;
using Microsoft.Extensions.Options;
using Microsoft.AspNetCore.Http;
using Furion.DependencyInjection;
using Furion.DynamicApiController;
using GDZZ.Application.Service.WXPay.Dto;
using TenPayOldV3 = Senparc.Weixin.TenPay.V3.TenPayV3;
using Senparc.Weixin;
using Senparc.Weixin.TenPay.V3;
using Senparc.Weixin.TenPay;
using Senparc.CO2NET.Utilities;
using Senparc.Weixin.Sample.CommonService.TemplateMessage;
using System.IO;
using System.Text;
using Senparc.Weixin.Exceptions;

namespace GDZZ.Application.Service.WXPay
{
    [ApiDescriptionSettings("Application", Name = "WXPay", Order = 1)]
    public class WXPayService : IWXPayService, IDynamicApiController, ITransient
    {



        private readonly SqlSugarRepository<BaseUser> Baseuser;   // wx用户仓储
        private readonly SqlSugarRepository<SysUser> _sysUserRep; // 用户表仓储
        private readonly SqlSugarRepository<SysTenant> _sysTenantRep; //租户仓储
        private readonly SqlSugarRepository<SeIF> self; //职业仓储
        private readonly SqlSugarRepository<Balance> balance; //职业仓储

        private readonly SqlSugarRepository<MiniRecharge> rechargeRep; //充值仓储
        private readonly SqlSugarRepository<MiniPayTake> payTakeRep; //支付仓储


        private readonly WechatOAuth _wechatOAuth;                  //微信权限服务
        private readonly IEventPublisher _eventPublisher;           //事件写入服务
        private readonly IHttpContextAccessor _httpContextAccessor; //http服务



        /// <summary>
        /// 获取配置文件
        /// </summary>
        private readonly SenparcWeixinSetting _oauthConfig;



        public WXPayService(
            IOptions<OAuthOptions> options,
            SqlSugarRepository<BaseUser> Baseuser,
            SqlSugarRepository<SysTenant> sysTenantRep,
            SqlSugarRepository<SysUser> sysUserRep,
            SqlSugarRepository<Balance> balance,
            SqlSugarRepository<SeIF> Self,
            SqlSugarRepository<MiniRecharge> rechargeRep,
            SqlSugarRepository<MiniPayTake> payTakeRep,
            WechatOAuth wechatOAuth,
            IHttpContextAccessor _httpContextAccessor,
            IEventPublisher eventPublisher)
        {
            this.balance = balance;
            this.Baseuser = Baseuser;
            this._sysUserRep = sysUserRep;
            this._sysTenantRep = sysTenantRep;
            this.self = Self;
            this.rechargeRep = rechargeRep;
            this.payTakeRep = payTakeRep;
            this._wechatOAuth = wechatOAuth;
            this._oauthConfig = options.Value.SenparcWeixin;
            this._httpContextAccessor = _httpContextAccessor;
        }

        /// <summary>
        /// 查询余额
        /// </summary>
        /// <returns></returns>
        [HttpGet]
        [Route("Mini/v1/GetUserBalance")]
        public async Task<BalanceOut> GetUserBalance()
        {
            var balan = await this.balance.SingleAsync(x => x.UserID == UserManager.UserId);
            if (balan == null)
                return null;

            return new BalanceOut()
            {
                Amount = balan.Amount,
                UserID = UserManager.UserId,
            };
        }




        /// <summary>
        ///微信小程序支付
        /// </summary>
        /// <param name="authUserInput">商品Id</param>
        /// <returns></returns>
        [HttpPost]
        [Route("Mini/v1/wxpay")]
        public async Task<dynamic> WxPay(AuthUserInput authUserInput)
        {


            var recharge = await this.rechargeRep.InsertReturnEntityAsync(new MiniRecharge()
            {
                PaymentMoney = authUserInput.Money,
                Status = (int)RechargeEnum.NoFinis,
                TotalPrice = authUserInput.Money
            });

            var payTake = await this.payTakeRep.InsertReturnEntityAsync(new MiniPayTake()
            {
                PaymentMoney = authUserInput.Money,
                OrderId = recharge.Id,
                PaySn = "",
                PayStatus = (int)PayStatusEnum.NotPaying
            });

            string sp_billno =
                $"{Config.SenparcWeixinSetting.TenPayV3_MchId}{SystemTime.Now:yyyyMMddHHmmss}{TenPayV3Util.BuildRandomStr(6)}";
            string timeStamp = TenPayV3Util.GetTimestamp();
            string nonceStr = TenPayV3Util.GetNoncestr();

            TenPayV3UnifiedorderRequestData xmlDataInfo = new TenPayV3UnifiedorderRequestData(Config.SenparcWeixinSetting.WxOpenAppId,
                Config.SenparcWeixinSetting.TenPayV3_MchId,null, sp_billno,
            (int)authUserInput.Money * 100,
            "127.0.0.1",
                Config.SenparcWeixinSetting.TenPayV3_WxOpenTenpayNotify, TenPayV3Type.JSAPI, authUserInput.OpenID,
                Config.SenparcWeixinSetting.TenPayV3_Key, nonceStr, null, null, null, null, payTake.OrderId.ToString());
            Console.WriteLine(xmlDataInfo.PackageRequestHandler.ParseXML());
            var result = TenPayOldV3.Unifiedorder(xmlDataInfo);//调用统一订单接口
            string packageStr = "prepay_id=" + result.prepay_id;


            return new
            {
                success = true,
                result.prepay_id,
                appId = Config.SenparcWeixinSetting.WxOpenAppId,
                timeStamp,
                nonceStr,
                package = packageStr,
                signType = "MD5",
                paySign = TenPayV3.GetJsPaySign(Config.SenparcWeixinSetting.WxOpenAppId, timeStamp, nonceStr,
                    packageStr, Config.SenparcWeixinSetting.TenPayV3_Key)
            };


        }

        /// <summary>
        ///     微信小程序支付回调
        /// </summary>
        /// <returns></returns>
        [HttpPost]
        [Route("Mini/v1/NotifyUrl")]

        public async Task<string> NotifyUrl()
        {

            try
            {
                ResponseHandler resHandler = new ResponseHandler(this._httpContextAccessor.HttpContext);

                string return_code = resHandler.GetParameter("return_code");
                string return_msg = resHandler.GetParameter("return_msg");

                string res = null;

                resHandler.SetKey(Config.SenparcWeixinSetting.TenPayV3_Key);
                //验证请求是否从微信发过来（安全）
                if (resHandler.IsTenpaySign() && return_code.ToUpper() == "SUCCESS")
                {
                    res = "success";//正确的订单处理
                                    //直到这里，才能认为交易真正成功了，可以进行数据库操作，但是别忘了返回规定格式的消息！

                    //attach
                    var paymentId = long.Parse(resHandler.GetParameter("attach"));
                    //业务处理
                    var paytake = await this.payTakeRep.Where(x => x.OrderId == paymentId).SingleAsync();
                    if (!paytake.IsEmpty())
                    {
                        paytake.PayStatus = (int)PayStatusEnum.Paying;
                        this.payTakeRep.Update(paytake);
                    }
                    var recharge = await this.rechargeRep.Where(x => x.Id == paymentId).SingleAsync();
                    if (!recharge.IsEmpty())
                    {
                        recharge.Status = (int)RechargeEnum.Finish;
                        this.rechargeRep.Update(recharge);
                        var balan = await this.balance.Where(x => x.UserID == paytake.CreatedUserId).SingleAsync();
                        if (!balan.IsEmpty())
                        {
                            balan.Amount += recharge.PaymentMoney;
                            this.balance.Update(balan);
                        }
                    }
                }
                else
                {
                    res = "wrong";//错误的订单处理
                }

                /* 这里可以进行订单处理的逻辑 */

                //发送支付成功的模板消息
                try
                {
                    string appId = Config.SenparcWeixinSetting.TenPayV3_AppId;//与微信公众账号后台的AppId设置保持一致，区分大小写。
                    string openId = resHandler.GetParameter("openid");
                    var templateData = new WeixinTemplate_PaySuccess("https://weixin.senparc.com", "微信支付 V2 购买商品", "状态：" + return_code);

                    Senparc.Weixin.WeixinTrace.SendCustomLog("支付成功模板消息参数", appId + " , " + openId);

                    var result = Senparc.Weixin.MP.AdvancedAPIs.TemplateApi.SendTemplateMessage(appId, openId, templateData);
                }
                catch (Exception ex)
                {
                    Senparc.Weixin.WeixinTrace.SendCustomLog("支付成功模板消息", ex.ToString());
                }

                #region 记录日志

                var logDir = ServerUtility.ContentRootMapPath(string.Format("~/App_Data/TenPayNotify/{0}", SystemTime.Now.ToString("yyyyMMdd")));
                if (!Directory.Exists(logDir))
                {
                    Directory.CreateDirectory(logDir);
                }

                var logPath = Path.Combine(logDir, string.Format("{0}-{1}-{2}.txt", SystemTime.Now.ToString("yyyyMMdd"), SystemTime.Now.ToString("HHmmss"), Guid.NewGuid().ToString("n").Substring(0, 8)));

                using (var fileStream = System.IO.File.OpenWrite(logPath))
                {
                    var notifyXml = resHandler.ParseXML();
                    
                    fileStream.Write(Encoding.Default.GetBytes(notifyXml), 0, Encoding.Default.GetByteCount(notifyXml));
                    fileStream.Close();
                }

                #endregion


                string xml = string.Format(@"<xml>
                                            <return_code><![CDATA[{0}]]></return_code>
                                            <return_msg><![CDATA[{1}]]></return_msg>
                                            </xml>", return_code, return_msg);
                return xml;
            }
            catch (Exception ex)
            {
                WeixinTrace.WeixinExceptionLog(new WeixinException(ex.Message, ex));
                throw;
            }


        }
    }
}