/// <summary>
/// Tracks changes in the mapping data table
/// Synchronizes them to the Import map object
/// Takes care of some interface actions
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void MappingGrid_RowChanged(object sender, DataRowChangeEventArgs e)
{
//when saved map is selected and something changes in the grid
//changes radio selection to a custom map
if (!_ignoreDtChanges && MappingRadioGroup.SelectedIndex != 1)
{
MappingRadioGroup.SelectedIndex = 1;
}
var allowNext = false;
var table = ((DataTable)sender);
//Enables next button if at least one column is mapped
if (table.Rows.OfType <DataRow>()
.Where(p => {
var lastOrDefault = p.ItemArray.LastOrDefault();
return(lastOrDefault != null && !string.IsNullOrEmpty(lastOrDefault.ToString()));
})
.GroupBy(p => p.ItemArray.LastOrDefault())
.Select(g => new { g.Key, count = g.Count() }).Any())
{
allowNext = true;
}
//select all rows that are mapped
var gridMappings = table.Rows.OfType <DataRow>()
.Where(p => {
var orDefault = p.ItemArray.LastOrDefault();
return(orDefault != null && !string.IsNullOrEmpty(orDefault.ToString()));
});
//synchronize columns mappings with Importmap object
foreach (var gridMapping in gridMappings)
{
var mapping = gridMapping;
var firstOrDefault = mapping.ItemArray.FirstOrDefault();
var mpng = ImportMap.Mappings.FirstOrDefault(p => firstOrDefault != null && p.Column == firstOrDefault.ToString()) ??
new Mapping(ObjectSpace.Session)
{
Map = ImportMap
};
mpng.Column = gridMapping.ItemArray.First().ToString();
var lastOrDefault = gridMapping.ItemArray.LastOrDefault();
if (lastOrDefault != null)
{
var mapedTo = lastOrDefault.ToString();
mpng.MapedTo = mapedTo;
var mappableProperty = MappableColumns.FirstOrDefault(p => p.Name == mapedTo);
if (mappableProperty != null)
{
mappableProperty.Mapped = true;
}
}
}
gridLookUpEdit2View.RefreshData();
wizardPage1.AllowNext = allowNext;
}
private void AssingMapping(ImportMap importMap)
{
_ignoreDtChanges = true;
var dt = MappingGrid.DataSource as DataTable;
if (dt == null || importMap == null)
{
return;
}
var rows = dt.Rows;
for (var i = 0; i < rows.Count; i++)
{
if (!string.IsNullOrEmpty(rows[i][dt.Columns.Count - 1].ToString()))
{
continue;
}
var index = i;
var mapping = importMap.Mappings.FirstOrDefault(p => p.Column == rows[index][0].ToString());
if (mapping != null)
{
var mapedTo = mapping.MapedTo;
dt.Rows[i][dt.Columns.Count - 1] = mapedTo;
var mappableCol = MappableColumns.FirstOrDefault(p => p.Name == mapedTo);
if (mappableCol != null)
{
mappableCol.Mapped = true;
}
}
dt.Rows[i][dt.Columns.Count - 1] = null;
}
_ignoreDtChanges = false;
}