public async Task Load(QuoteFilter filter = null, SortColumnItem sortColumnItem = null)
{
try
{
IsBusy = true;
ShowFilter = false;
filter = filter ?? _previousFilter ?? new QuoteFilter
{
StartDate = DateTime.Today.AddDays(-900),
EndDate = DateTime.Today
};
var sortColumn = sortColumnItem
?? _previousSortColumnItem
?? new SortColumnItem(QuotesSortableColumns.Quotation, null)
{
Ascending = true
};
IEnumerable <Quotation> lines;
if (IsFilterDifferentFromLast(filter))
{
lines = await Api.GetQuotes(filter);
_previousFilter = filter;
}
else
{
lines = _list;
}
var sortedLines = SortList(sortColumn, lines.ToList())
.Take(filter.SelectedQty)
.ToList();
List = new ObservableCollection <Quotation>(sortedLines);
NoResults = !sortedLines.Any();
}
catch (Exception e)
{
await Alert.DisplayError(e);
}
finally
{
IsBusy = false;
}
}
private void Init()
{
Filter = new QuoteFilter();
QtyList = new ObservableCollection <int> {
50, 100, 150, 200
};
Filter.SelectedQty = _qtyList.First();
StatusList = new ObservableCollection <KeyValuePair <QuotationsQueryContextStatus, string> >
{
new KeyValuePair <QuotationsQueryContextStatus, string>(QuotationsQueryContextStatus.None,
nameof(AppResources.SelectStatus).Translate()),
new KeyValuePair <QuotationsQueryContextStatus, string>(QuotationsQueryContextStatus.Created,
nameof(AppResources.Created).Translate()),
new KeyValuePair <QuotationsQueryContextStatus, string>(QuotationsQueryContextStatus.Sent,
nameof(AppResources.Sent).Translate()),
new KeyValuePair <QuotationsQueryContextStatus, string>(QuotationsQueryContextStatus.Confirmed,
nameof(AppResources.Confirmed).Translate()),
};
Filter.SelectedStatus = _statusList.First();
Filter.StartDate = DateTime.Today.AddDays(-900);
Filter.EndDate = DateTime.Today;
SortColumns = new ObservableCollection <SortColumnItem>
{
new SortColumnItem(QuotesSortableColumns.AccountNumber, nameof(AppResources.AccountNumber).Translate()),
new SortColumnItem(QuotesSortableColumns.Account, nameof(AppResources.Account).Translate()),
new SortColumnItem(QuotesSortableColumns.Quotation, nameof(AppResources.Quotation).Translate()),
new SortColumnItem(QuotesSortableColumns.Name, nameof(AppResources.DeliveryName).Translate()),
new SortColumnItem(QuotesSortableColumns.PurchaseOrder, nameof(AppResources.PurchaseOrder).Translate()),
new SortColumnItem(QuotesSortableColumns.JobName, nameof(AppResources.JobName).Translate()),
new SortColumnItem(QuotesSortableColumns.Plant, nameof(AppResources.TrulitePlant).Translate()),
new SortColumnItem(QuotesSortableColumns.Status, nameof(AppResources.Status).Translate()),
new SortColumnItem(QuotesSortableColumns.OrderNumber, nameof(AppResources.OrderNumber).Translate()),
new SortColumnItem(QuotesSortableColumns.ExpiryDate, nameof(AppResources.ExpiryDate).Translate()),
new SortColumnItem(QuotesSortableColumns.DeliveryAddress, nameof(AppResources.DeliveryAddress).Translate()),
new SortColumnItem(QuotesSortableColumns.ConfirmationDate, nameof(AppResources.ConfirmationDate).Translate()),
new SortColumnItem(QuotesSortableColumns.RequestedShipDate, nameof(AppResources.RequestedShipDate).Translate()),
new SortColumnItem(QuotesSortableColumns.Lines, nameof(AppResources.LinesCamelCase).Translate()),
};
Ascending = true;
Children[0].BindingContext = this;
SelectedSortColumn = _sortColumns[2];
}
private bool IsFilterDifferentFromLast(QuoteFilter currentFilter)
{
if (_previousFilter == null)
{
return(true);
}
if (_previousFilter.Number != currentFilter.Number)
{
return(true);
}
if (_previousFilter.AccountNumber != currentFilter.AccountNumber)
{
return(true);
}
if (_previousFilter.SalesOrderNumber != currentFilter.SalesOrderNumber)
{
return(true);
}
if (_previousFilter.EndDate != currentFilter.EndDate)
{
return(true);
}
if (_previousFilter.StartDate != currentFilter.StartDate)
{
return(true);
}
if (_previousFilter.SelectedStatus.Key != currentFilter.SelectedStatus.Key)
{
return(true);
}
if (_previousFilter.SelectedQty != currentFilter.SelectedQty)
{
return(true);
}
return(false);
}
private async Task OnSearch(QuoteFilter arg)
{
ShowFilter = false;
await Load(arg);
}