/// <summary>
/// 赞某一动态
/// </summary>
/// <param name="activityId"></param>
/// <param name="userId"></param>
/// <param name="operSuccess">是否成功：如果是false,则表明用户已经赞过了，不能重复赞</param>
/// <returns></returns>
public int PraiseActivity(int activityId, int userId, out bool operSuccess)
{
var sqlwhere = string.Format("Int_ActivityPraise.ActivityId={0} AND Int_ActivityPraise.UserId={1}",
activityId, userId);
var model = _dataAccess.GetList <ActivityPraise>(sqlwhere).FirstOrDefault();
if (model == null)
{
model = new ActivityPraise();
model.ActivityId = activityId;
model.UserId = userId;
model.PraiseTime = DateTime.Now;
_dataAccess.AddEntity(model);
//更新冗余
_dataAccess.UpdateField("Int_UserActivity", "PraiseCount", "PraiseCount+1", "ActivityId=" + activityId);
operSuccess = true;
}
else
{
operSuccess = false;
}
return
((int)_dataAccess.ExecuteScalar(
"SELECT PraiseCount FROM Int_UserActivity WHERE ActivityId=" + activityId));
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ActivityPraise model)
{
return(_dataAccess.UpdateEntity(model) > 0);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ActivityPraise model)
{
return(_dataAccess.AddEntity(model));
}