/// <summary>
/// Load information
/// </summary>
public MethodResult loadFields ()
{
MethodResult result = new MethodResult ();
Database parent = getParent ();
// Check Connection
if (null == parent)
{
throw new NullReferenceException ("Parent is null!");
result.status = MethodResult.Result.failed;
}
else
{
// Server ready?
if (!BaseDAL.DBaseHelper.IsServerConnected (parent.getConnection ()))
result.status = MethodResult.Result.failed;
else
{
if (fields == null)
fields = new List<Field> (); // Create new instance
else
clearFields (); // Clear current tables list
#region Load tables information
// Generate command
string cmd = string.Format (Resources.Table.GetFields, parent.getName (), getName ());
// Run
CommandResult dRes = BaseDAL.DBaseHelper.executeCommand (BaseDAL.Base.EnumExecuteType.reader, parent.getConnection (), cmd, true);
if (dRes.status == BaseDAL.Base.EnumCommandStatus.success)
{
if (dRes.model is DataTable)
{
DataTable table = dRes.model as DataTable;
foreach (DataRow row in table.Rows)
{
string fieldName;
Field field;
fieldName = row["COLUMN_NAME"].ToString ();
field = new Field (this, fieldName, getAutoload ());
fields.Add (field);
}
}
result.status = MethodResult.Result.success;
}
else
result.status = MethodResult.Result.failed;
#endregion
}
}
return result;
}
/// <summary>
/// Load Field Referntial Information
/// </summary>
public MethodResult loadReferentialInformation ()
{
MethodResult result = new MethodResult ();
Database dbase;
Table table = getParent ();
string fieldName = getName ();
if (null != table)
dbase = table.getParent ();
else
dbase = null;
if ((table == null) || (dbase == null))
{
throw new NullReferenceException ("Table or Database is null");
result.status = MethodResult.Result.failed;
}
else
{
dbase = table.getParent ();
// Server ready?
if (!BaseDAL.DBaseHelper.IsServerConnected (dbase.getConnection ()))
result.status = MethodResult.Result.failed;
else
{
string cmd = Resources.Field.GetReferentialInformation;
// Clear last information
if (null != referentialColumn)
referentialColumn.Clear ();
else
referentialColumn = new List<ForeignKeyModel> ();
// Prepare command
cmd = string.Format (cmd, dbase.getName (), table.getName (), fieldName);
// Run
CommandResult dRes = BaseDAL.DBaseHelper.executeCommand (BaseDAL.Base.EnumExecuteType.reader, dbase.getConnection (), cmd, true);
if (dRes.status == BaseDAL.Base.EnumCommandStatus.success)
{
if (dRes.model is DataTable)
{
DataTable resTable = dRes.model as DataTable;
if (resTable.Rows.Count > 0)
foreach (DataRow row in resTable.Rows)
referentialColumn.Add (
new ForeignKeyModel (row["primaryTable"].ToString (), row["primaryColumn"].ToString (), row["foreignTable"].ToString (), row["foreignColumn"].ToString ())
);
}
result.status = MethodResult.Result.success;
}
else
result.status = MethodResult.Result.failed;
}
}
return result;
}
/// <summary>
/// Load information
/// </summary>
public MethodResult loadTables ()
{
MethodResult result = new MethodResult ();
SqlConnection connection = getConnection ();
// Check Connection
if (null == connection)
result.status = MethodResult.Result.failed;
else
{
// Server ready?
if (!BaseDAL.DBaseHelper.IsServerConnected (connection))
result.status = MethodResult.Result.failed;
else
{
if (null == tables)
tables = new List<Table> (); // Create new instance of list
else
clearTables (); // Clear current tables list
#region Load tables information
// Generate command
string cmd = string.Format (Resources.Database.GetTables, getName ());
// Run
CommandResult dRes = BaseDAL.DBaseHelper.executeCommand (BaseDAL.Base.EnumExecuteType.reader, connection, cmd, true);
if (dRes.status == BaseDAL.Base.EnumCommandStatus.success)
{
if (dRes.model is DataTable)
{
DataTable table = dRes.model as DataTable;
foreach (DataRow row in table.Rows)
{
string tableName;
Table newTable;
tableName = row["TABLE_NAME"].ToString ();
newTable = new Table (this, tableName, getAutoload ());
tables.Add (newTable);
}
}
result.status = MethodResult.Result.success;
}
else
result.status = MethodResult.Result.failed;
#endregion
}
}
return result;
}
/// <summary>
/// Load Field Information
/// </summary>
public MethodResult loadInformation ()
{
MethodResult result = new MethodResult ();
Database dbase;
Table table = getParent ();
string fieldName = getName ();
if (null != table)
dbase = table.getParent ();
else
dbase = null;
if ((table == null) || (dbase == null))
{
throw new NullReferenceException ("Table or Database is null");
result.status = MethodResult.Result.failed;
}
else
{
dbase = table.getParent ();
// Server ready?
if (!BaseDAL.DBaseHelper.IsServerConnected (dbase.getConnection ()))
result.status = MethodResult.Result.failed;
else
{
string cmd = Resources.Field.GetInformation;
// Clear old properties
if (getProperties () == null)
setProperties (new Dictionary<string, object>());
else
getProperties ().Clear ();
// Prepare command
cmd = string.Format (cmd, dbase.getName (), table.getName (), fieldName);
// Run
CommandResult dRes = BaseDAL.DBaseHelper.executeCommand (BaseDAL.Base.EnumExecuteType.reader, dbase.getConnection (), cmd, true);
if (dRes.status == BaseDAL.Base.EnumCommandStatus.success)
{
if (dRes.model is DataTable)
{
DataTable resTable = dRes.model as DataTable;
if (resTable.Rows.Count > 0)
foreach (DataColumn col in resTable.Columns)
getProperties ().Add (col.ColumnName, resTable.Rows[0][col.ColumnName]);
}
result.status = MethodResult.Result.success;
}
else
result.status = MethodResult.Result.failed;
}
}
return result;
}
