/// <summary>
/// 用户发起拼团支付
/// </summary>
/// <param name="isstart">1开团 2参团</param>
/// <param name="gid"></param>
/// <param name="uid"></param>
/// <returns></returns>
public ResultModel PayGroup(int isstart, int gid, int uid, decimal totalfee)
{
try
{
using (brnshopEntities context = new brnshopEntities())
{
if (isstart == 1)
{
var groupCount = context.bsp_groups.Where(t => t.startuid == uid & t.groupinfoid == gid).Count();
if (groupCount > 0)
{
return(ResultModel.Fail("您已参与过该团"));
}
}
else
{
var groupCount = context.bsp_groupdetails.Where(t => t.uid == uid & t.groupid == gid).Count();
if (groupCount > 0)
{
return(ResultModel.Fail("您已参与过该团"));
}
}
var user = context.bsp_users.SingleOrDefault(t => t.uid == uid);
WXPayHelper wXPayHelper = new WXPayHelper();
var unifiedorderResult = wXPayHelper.unifiedorderForGroup(isstart, gid, uid, "拼团", user.openid, totalfee);
if (!unifiedorderResult.Item1)
{
return(ResultModel.Fail("拼团支付调用微信下单接口失败，详情见日志"));
}
SortedDictionary <string, object> payDic = unifiedorderResult.Item2 as SortedDictionary <string, object>;
var timestamp = WXPayHelper.GetTimeStamp();
string aSign = $@"appId={payDic["appid"]}&nonceStr={payDic["nonce_str"].ToString()}&package=prepay_id={payDic["prepay_id"].ToString()}&signType=MD5&timeStamp={timestamp}&key={WXPayHelper.apisecret}";
WxpayDataForApi model = new WxpayDataForApi();
model.appId = payDic["appid"].ToString();
model.nonceStr = payDic["nonce_str"].ToString();
model.package = $@"prepay_id={payDic["prepay_id"].ToString()}";
model.paySign = EncryptHelp.EncryptMD5(aSign);
model.signType = WxPayAPI.WxPayData.SIGN_TYPE_MD5;
model.timeStamp = timestamp;
return(ResultModel.Success("", model));
}
}
catch (Exception ex)
{
Logger._.Error("PayGroup方法,", ex);
return(ResultModel.Error(ex.ToString()));
}
}
