public static IReadOnlyList <IColumnComparer> Convert(DataSet <Sorting> sortings)
{
sortings.VerifyNotNull(nameof(sortings));
if (sortings.Validate().Count != 0)
{
throw new ArgumentException(DiagnosticMessages.Sorting_HasValidationError, nameof(sortings));
}
if (sortings.Count == 0)
{
return(Array.Empty <IColumnComparer>());
}
var _ = sortings._;
var result = new IColumnComparer[sortings.Count];
for (int i = 0; i < sortings.Count; i++)
{
var column = _.Column[i];
var direction = _.Direction[i];
Debug.Assert(direction == SortDirection.Ascending || direction == SortDirection.Descending);
result[i] = DataRow.OrderBy(column, direction);
}
return(result);
}
/// <summary>
/// Parameterless constructor for xml serialization.
/// </summary>
public PanelModel()
{
m_Punto = App.Resolve <IPuntoSwitcherService>();
m_Updater = App.Resolve <IPanelUpdater>();
m_Items = new List <PanelItemBase>();
m_Data = new List <PanelItemBase>();
m_Keys = new List <PanelItemBase>();
m_CurrentPath = new ObjectPath <PanelItemBase>();
m_Comparer = new ColumnComparer(0, PanelSortOrder.Ascending);
CurrentView = PanelViewMode.Details;
}
public async Task Db_GetSalesOrderHeadersAsync_sort()
{
var orderBy = new IColumnComparer[] { DataRow.OrderBy(new SalesOrderHeader().PurchaseOrderNumber, SortDirection.Descending) };
using (var db = await MockSalesOrder.CreateAsync(CreateDb()))
{
var result = await db.GetSalesOrderHeadersAsync(null, orderBy);
Assert.AreEqual(4, result.Count);
var _ = result._;
Assert.AreEqual("PO348186287", _.PurchaseOrderNumber[0]);
Assert.AreEqual("PO19952192051", _.PurchaseOrderNumber[1]);
Assert.AreEqual("PO19604173239", _.PurchaseOrderNumber[2]);
Assert.AreEqual("PO19372114749", _.PurchaseOrderNumber[3]);
}
}