protected override void OnInitialize()
{
base.OnInitialize();
ProductInfo = new ProductInfo(this, CurrentLine.OfType <BaseOffer>());
OrderWarning = new InlineEditWarning(UiScheduler, Manager);
//если это отправленный заказ редактор не должен работать
var currentOrderLine = new NotifyValue <OrderLine>();
if (IsCurrentOrder)
{
currentOrderLine = CurrentLine.Select(v => (OrderLine)v).ToValue();
currentOrderLine.Subscribe(v => CurrentLine.Value = v);
}
editor = new Editor(OrderWarning, Manager, currentOrderLine, Lines.Cast <IList>().ToValue());
OnlyWarningVisible = new NotifyValue <bool>(User.IsPreprocessOrders && IsCurrentOrder);
CurrentLine.OfType <BaseOffer>()
.Throttle(Consts.LoadOrderHistoryTimeout, Scheduler)
.Select(x => RxQuery(s => BaseOfferViewModel.LoadOrderHistory(s, Cache, Settings.Value, x, Address)))
.Switch()
.Subscribe(HistoryOrders, CloseCancellation.Token);
FilterItems.Select(p => p.Changed()).Merge().Throttle(Consts.FilterUpdateTimeout, UiScheduler)
.Select(_ => Filter())
.Subscribe(Lines, CloseCancellation.Token);
}
/// <summary>
/// Initialize the serializer for reading
/// </summary>
private void InitialiseRead()
{
Initialise();
_readBuffer = new Queue <string>(SkipFooterRows);
if (_inputStream == null && _fileName == null)
{
throw new InvalidOperationException("Expected input stream or file name");
}
if (_inputStream == null && _fileName != null)
{
_inputStream = new FileStream(_fileName, FileMode.Open);
}
_readStream = new StreamReader(_inputStream);
LineNo = 0;
if (_readStream.BaseStream.CanSeek)
{
_readStream.BaseStream.Position = 0;
}
for (int i = 0; i < SkipHeaderRows; i++)
{
if (_readStream.EndOfStream)
{
throw new ArgumentException($"SkipRows ({SkipHeaderRows}) contains more rows than there are lines in the file");
}
_readStream.ReadLine();
LineNo++;
}
if (FirstRowHeader)
{
LineNo++;
var headerRow = _readStream.ReadLine();
if (string.IsNullOrWhiteSpace(headerRow))
{
throw new InvalidOperationException($"No header row found but one was expected");
}
MetaData = SplitLine(headerRow)
.Select((a, i) => new ColumnMetaData <T>()
{
ColumnHeader = a.Trim(), Ordinal = i
})
.ToArray();
}
if (_readStream.EndOfStream)
{
return; // file is empty, nothing to do
}
ReadNext();
if (!FirstRowHeader)
{
MetaData = CurrentLine
.Select((a, i) => new ColumnMetaData <T>()
{
ColumnHeader = null, Ordinal = i
})
.ToArray();
}
foreach (var mapping in MappingAttributes)
{
var matchedMeta = MetaData.Where(a => a.IsMatch(mapping.Mapping));
if (!matchedMeta.Any())
{
throw new ArgumentException($"For mapping attribute on column {(mapping.Mapping.InternalColumnOrdinal.HasValue ? mapping.Mapping.ColumnOrdinal.ToString() : $"\"{mapping.Mapping.ColumnName}\"")}, no match was found in the file");