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CoreCms.Net.Services/Pay/WeChatPayServices.cs Normal file
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/***********************************************************************
* Project: CoreCms
* ProjectName: 核心内容管理系统
* Web: https://www.corecms.net
* Author: 大灰灰
* Email: jianweie@163.com
* CreateTime: 2021/1/31 21:45:10
* Description: 暂无
***********************************************************************/
using System;
using System.Threading.Tasks;
using CoreCms.Net.Auth.HttpContextUser;
using CoreCms.Net.Configuration;
using CoreCms.Net.IRepository;
using CoreCms.Net.IRepository.UnitOfWork;
using CoreCms.Net.IServices;
using CoreCms.Net.Model.Entities;
using CoreCms.Net.Model.ViewModels.UI;
using CoreCms.Net.Utility.Extensions;
using Essensoft.Paylink.WeChatPay;
using Essensoft.Paylink.WeChatPay.V2;
using Essensoft.Paylink.WeChatPay.V2.Request;
using Microsoft.Extensions.Options;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
namespace CoreCms.Net.Services
{
/// <summary>
/// 微信支付 接口实现
/// </summary>
public class WeChatPayServices : BaseServices<CoreCmsSetting>, IWeChatPayServices
{
private readonly IWeChatPayClient _client;
private readonly IOptions<WeChatPayOptions> _optionsAccessor;
private readonly IHttpContextUser _user;
private readonly ICoreCmsUserServices _userServices;
private readonly ICoreCmsUserWeChatInfoServices _userWeChatInfoServices;
public WeChatPayServices(IHttpContextUser user
, IWeChatPayClient client
, IOptions<WeChatPayOptions> optionsAccessor
, ICoreCmsUserServices userServices
, ICoreCmsUserWeChatInfoServices userWeChatInfoServices
)
{
_client = client;
_optionsAccessor = optionsAccessor;
_user = user;
_userServices = userServices;
_userWeChatInfoServices = userWeChatInfoServices;
}
/// <summary>
/// 发起支付
/// </summary>
/// <param name="entity">实体数据</param>
/// <returns></returns>
public async Task<WebApiCallBack> PubPay(CoreCmsBillPayments entity)
{
var jm = new WebApiCallBack();
var weChatPayUrl = AppSettingsConstVars.PayCallBackWeChatPayUrl;
if (string.IsNullOrEmpty(weChatPayUrl))
{
jm.msg = "未获取到配置的通知地址";
return jm;
}
var tradeType = GlobalEnumVars.WeiChatPayTradeType.JSAPI.ToString();
if (!string.IsNullOrEmpty(entity.parameters))
{
var jobj = (JObject)JsonConvert.DeserializeObject(entity.parameters);
if (jobj != null && jobj.ContainsKey("trade_type"))
tradeType = GetTradeType(jobj["trade_type"].ObjectToString());
}
var openId = string.Empty;
if (tradeType == GlobalEnumVars.WeiChatPayTradeType.JSAPI.ToString())
{
var userAccount = await _userServices.QueryByIdAsync(_user.ID);
if (userAccount == null)
{
jm.msg = "用户账户获取失败";
return jm;
}
if (userAccount.userWx <= 0)
{
jm.msg = "账户关联微信用户信息获取失败";
return jm;
}
var user = await _userWeChatInfoServices.QueryByClauseAsync(p => p.id == userAccount.userWx);
if (user == null)
{
jm.msg = "微信用户信息获取失败";
return jm;
}
openId = user.openid;
}
var request = new WeChatPayUnifiedOrderRequest
{
Body = entity.payTitle,
OutTradeNo = entity.paymentId,
TotalFee = Convert.ToInt32(entity.money * 100),
SpBillCreateIp = entity.ip,
NotifyUrl = weChatPayUrl,
TradeType = tradeType,
OpenId = openId
};
var response = await _client.ExecuteAsync(request, _optionsAccessor.Value);
if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
{
var req = new WeChatPayJsApiSdkRequest
{
Package = "prepay_id=" + response.PrepayId
};
var parameter = await _client.ExecuteAsync(req, _optionsAccessor.Value);
// 将参数(parameter)给 公众号前端 让他在微信内H5调起支付(https://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_7&index=6)
parameter.Add("paymentId", entity.paymentId);
jm.status = true;
jm.msg = "支付成功";
jm.data = parameter;
jm.otherData = response;
}
else
{
jm.status = false;
jm.msg = "微信建立支付请求失败";
jm.otherData = response;
}
return jm;
}
/// <summary>
/// 用户退款
/// </summary>
/// <param name="refundInfo">退款单数据</param>
/// <param name="paymentInfo">支付单数据</param>
/// <returns></returns>
public async Task<WebApiCallBack> Refund(CoreCmsBillRefund refundInfo, CoreCmsBillPayments paymentInfo)
{
var jm = new WebApiCallBack();
var weChatRefundUrl = AppSettingsConstVars.PayCallBackWeChatRefundUrl;
if (string.IsNullOrEmpty(weChatRefundUrl))
{
jm.msg = "未获取到配置的通知地址";
return jm;
}
var request = new WeChatPayRefundRequest
{
OutRefundNo = refundInfo.refundId,
TransactionId = paymentInfo.tradeNo,
OutTradeNo = paymentInfo.paymentId,
TotalFee = Convert.ToInt32(paymentInfo.money * 100),
RefundFee = Convert.ToInt32(refundInfo.money * 100),
NotifyUrl = weChatRefundUrl
};
var response = await _client.ExecuteAsync(request, _optionsAccessor.Value);
if (response.ReturnCode == WeChatPayCode.Success && response.ResultCode == WeChatPayCode.Success)
{
jm.status = true;
jm.msg = "退款成功";
jm.data = response;
}
else
{
jm.status = false;
jm.msg = "退款失败";
jm.data = response;
}
return jm;
}
private static string GetTradeType(string tradeType)
{
if (tradeType != GlobalEnumVars.WeiChatPayTradeType.JSAPI.ToString() &&
tradeType != GlobalEnumVars.WeiChatPayTradeType.JSAPI_OFFICIAL.ToString() &&
tradeType != GlobalEnumVars.WeiChatPayTradeType.NATIVE.ToString() &&
tradeType != GlobalEnumVars.WeiChatPayTradeType.APP.ToString() &&
tradeType != GlobalEnumVars.WeiChatPayTradeType.MWEB.ToString()
)
return "JSAPI";
if (tradeType == GlobalEnumVars.WeiChatPayTradeType.JSAPI_OFFICIAL.ToString())
return "JSAPI";
return tradeType;
}
}
}