/// <summary>
/// Get a List of EwavColumns for the selected DataTable
/// </summary>
/// <param name="DatasourceName"></param>
/// <param name="Tablename"></param>
/// <returns></returns>
public static List <EwavColumn> GetColumns(string DatasourceName, string Tablename)
{
//CommonSQLDAO commonDao = new CommonSQLDAO();
//// Get one row to get to to the columns
//DataTable dt = commonDao.GetTableTopRow(DatasourceName, Tablename);
EntityManager em = new EntityManager();
DataTable dt = em.GetTopTwoTable(DatasourceName, Tablename);
List <EwavColumn> resultList = new List <EwavColumn>();
foreach (DataColumn dc in dt.Columns)
{
EwavColumn ewavColumn = new EwavColumn()
{
Index = resultList.Count,
Name = dc.ColumnName,
SqlDataTypeAsString = GetDBType(dc.DataType)
};
// System.Data.SqlDbType
resultList.Add(ewavColumn);
}
return(resultList);
}
/// <summary>
/// Get a List of EwavColumns for the selected DataTable
/// </summary>
/// <param name="DatasourceName"></param>
/// <param name="Tablename"></param>k
/// <returns></returns>
public static List <EwavColumn> GetColumns(DataTable dt)
{
List <EwavColumn> resultList = new List <EwavColumn>();
foreach (DataColumn dc in dt.Columns)
{
EwavColumn ewavColumn = new EwavColumn()
{
Index = resultList.Count,
Name = dc.ColumnName,
SqlDataTypeAsString = GetDBType(dc.DataType)
};
resultList.Add(ewavColumn);
}
return(resultList);
}
/// <summary>
/// Columnses as list.
/// </summary>
/// <returns></returns>
public List <EwavColumn> GetColumnsForDatasource(string dataSourceName, string userName, DataTable dt)
{
// select the right one
DataRow[] dr = dt.Select(string.Format("DatasourceName = '{0}' ", dataSourceName));
// convert type to enum
DataBaseTypeEnum externalDataBaseType =
(DataBaseTypeEnum)Enum.Parse(typeof(DataBaseTypeEnum), dr[0]["DataBaseType"].ToString());
string externalDataConnectionString = Ewav.DAL.Utilities.CreateConnectionString(externalDataBaseType, dr);
// Get the right factory
string externalDataViewName = dr[0]["DatabaseObject"].ToString();
DAL.Interfaces.IDaoFactory externalDaoFactory =
DaoFatories.GetFactory(externalDataBaseType, externalDataConnectionString, externalDataViewName);
// Get the columns
DataTable dtColumns = externalDaoFactory.RawDataDao.GetColumnsForDatasource(dr);
// create list of EwavColumn
List <EwavColumn> ewavColumns = new List <EwavColumn>();
try
{
foreach (DataColumn col in dtColumns.Columns)
{
EwavColumn ec = new EwavColumn
{
Index = ewavColumns.Count,
Name = col.ColumnName,
SqlDataTypeAsString = Ewav.BAL.Common.GetDBType(col.DataType)
};
ewavColumns.Add(ec);
}
}
catch (Exception ex)
{
throw new Exception("Error with data columns == " + ex.Message + ex.StackTrace);
}
return(ewavColumns);
}
