/// <summary>
/// Gibt eine Liste aller Dateiverknüpfungen für das angegebene Element zurück.
/// </summary>
/// <param name="linkedItemPK">Primärschlüssel des verknüpften Elements.</param>
/// <returns></returns>
public SBList <FileLink> GetFileLinkList(string linkedItemPK)
{
if (this.myFileLinkDictionary.ContainsKey(linkedItemPK))
{
return(this.myFileLinkDictionary[linkedItemPK]);
}
var list = new SBList <FileLink>();
var fRows = DataManager.FileLinkDataService.GetFileLinkRows(linkedItemPK);
if (fRows != null)
{
foreach (var fRow in fRows)
{
if (list.Count(f => f.FullName == fRow.FullName) == 0)
{
list.Add(new FileLink(fRow));
}
}
if (list.Count > 0)
{
this.myFileLinkDictionary.Add(linkedItemPK, list);
return(list);
}
}
return(null);
}
double GetAverageProductSales(SBList <Model.Services.ProductService.ProductSale> salesList)
{
if (salesList.Count == 0)
{
return(0);
}
var count = salesList.Count();
var sum = salesList.Sum(s => s.Menge);
return(sum / count);
}