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

using GDZZ.Application.Entity;
using GDZZ.Core.Entity;
using GDZZ.Core;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Senparc.Weixin;
using Senparc.Weixin.Exceptions;
using Senparc.Weixin.Helpers;
using System;
using System.Threading.Tasks;
using Furion.EventBus;
using Microsoft.Extensions.Options;
using Senparc.CO2NET.Extensions;
using Microsoft.AspNetCore.Http;
using Senparc.Weixin.TenPay.V3;
using Senparc.Weixin.TenPay;
using Furion.DependencyInjection;
using Furion.DynamicApiController;

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

        public static readonly string TenPayKey = Config.SenparcWeixinSetting.TenPayV3_Key; //与微信小程序后台的AppId设置保持一致，区分大小写。

        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<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


        private static TenPayV3Info _tenPayV3Info;
        public static TenPayV3Info TenPayV3Info
        {
            get
            {
                if (_tenPayV3Info == null)
                {
                    var key = TenPayHelper.GetRegisterKey(Config.SenparcWeixinSetting);

                    _tenPayV3Info =
                        TenPayV3InfoCollection.Data[key];
                }
                return _tenPayV3Info;
            }
        }

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



        public WXPayService(
            IOptions<OAuthOptions> options,
            SqlSugarRepository<BaseUser> Baseuser,
            SqlSugarRepository<SysTenant> sysTenantRep,
            SqlSugarRepository<SysUser> sysUserRep,
            SqlSugarRepository<SeIF> Self,
            SqlSugarRepository<MiniRecharge> rechargeRep,
            SqlSugarRepository<MiniPayTake> payTakeRep,
            WechatOAuth wechatOAuth,
            IHttpContextAccessor _httpContextAccessor,
            IEventPublisher eventPublisher)
        {
            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.Wechat;
            this._httpContextAccessor = _httpContextAccessor;
        }

        /// <summary>
        ///微信小程序支付
        /// </summary>
        /// <param name="productId">商品Id</param>
        /// <returns></returns>
        [HttpGet]
        [AllowAnonymous]
        [Route("api/v1/wxpay")]
        public async Task<dynamic> WxPay(AuthUserInput authUserInput)
        {
            var recharge = await this.rechargeRep.InsertReturnEntityAsync(new MiniRecharge()
            {
                PaymentMoney = authUserInput.Money / authUserInput.Discount,
                Status = (int)RechargeEnum.NoFinis,
                TotalPrice = authUserInput.Money
            });

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

            //序列号
            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(this._oauthConfig.app_id,
                Config.SenparcWeixinSetting.TenPayV3_MchId, "充值金额", sp_billno,
            (int)authUserInput.Money * 100,
            "127.0.0.1",
                Config.SenparcWeixinSetting.TenPayV3_WxOpenTenpayNotify, TenPayV3Type.JSAPI, authUserInput.OpenID.ToString(),
                Config.SenparcWeixinSetting.TenPayV3_Key, nonceStr, null, null, null, null, payTake.OrderId.ToString());
            UnifiedorderResult result = await TenPayV3.UnifiedorderAsync(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]
        [AllowAnonymous]
        [Route("v1/wxpay/NotifyUrl")]

        public async Task<string> NotifyUrl()
        {
            try
            {
                ResponseHandler resHandler = new ResponseHandler(_httpContextAccessor.HttpContext);
                string returnCode = resHandler.GetParameter("return_code");
                resHandler.SetKey(TenPayKey);
                if (resHandler.IsTenpaySign() && returnCode.ToUpper() == "SUCCESS")
                {
                    //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.IsNullOrZero())
                    {
                        paytake.PayStatus =(int)PayStatusEnum.Paying;
                        this.payTakeRep.Update(paytake);
                    }
                    var recharge  = await this.rechargeRep.Where(x=>x.Id == paymentId).SingleAsync();
                    if(recharge.IsNullOrZero())
                    {
                        recharge.Status = (int)RechargeEnum.Finish;
                        this.rechargeRep.Update(recharge);
                    }
                }

                string xml = "<xml>"
                          + "<return_code>SUCCESS</return_code>"
                          + "<return_msg>OK</return_msg>"
                          + "</xml>";
                return xml;
            }
            catch (Exception ex)
            {


                string xml = "<xml>"
                          + "<return_code>FAIL</return_code>"
                          + "<return_msg>支付通知失败</return_msg>"
                          + "</xml>";
                return xml;
            }
        }
    }
}