/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.dt_active_user model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update dt_active_user set ");
strSql.Append("activityId=@activityId,");
strSql.Append("UserId=@UserId,");
strSql.Append("joinDate=@joinDate");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@activityId", SqlDbType.Int, 4),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@joinDate", SqlDbType.Date, 3),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.activityId;
parameters[1].Value = model.UserId;
parameters[2].Value = model.joinDate;
parameters[3].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.dt_active_user model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into dt_active_user(");
strSql.Append("activityId,UserId,joinDate)");
strSql.Append(" values (");
strSql.Append("@activityId,@UserId,@joinDate)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@activityId", SqlDbType.Int, 4),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@joinDate", SqlDbType.Date, 3)
};
parameters[0].Value = model.activityId;
parameters[1].Value = model.UserId;
parameters[2].Value = model.joinDate;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.dt_active_user DataRowToModel(DataRow row)
{
Model.dt_active_user model = new Model.dt_active_user();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["activityId"] != null && row["activityId"].ToString() != "")
{
model.activityId = int.Parse(row["activityId"].ToString());
}
if (row["UserId"] != null && row["UserId"].ToString() != "")
{
model.UserId = int.Parse(row["UserId"].ToString());
}
if (row["joinDate"] != null && row["joinDate"].ToString() != "")
{
model.joinDate = DateTime.Parse(row["joinDate"].ToString());
}
if (row["user_name"] != null && row["user_name"].ToString() != "")
{
model.userName = row["user_name"].ToString();
}
if (row["address"] != null && row["address"].ToString() != "")
{
model.address = row["address"].ToString();
}
}
return(model);
}
private void ReadCardEnd()
{
Model.dt_active_user ac_usr = listActive_user.Where(x => x.address == _Card).SingleOrDefault();
if (ac_usr != null)
{
ac_usr.joinDate = DateTime.Now;
BLL.dt_active_user bll = new BLL.dt_active_user();
bll.Update(ac_usr);
getData();
bind_dgv();
}
_Card = string.Empty;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.dt_active_user GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,activityId,UserId,joinDate from dt_active_user ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
Model.dt_active_user model = new Model.dt_active_user();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
