/// <summary>
/// Deletes selected component instance
/// </summary>
/// <param name="t"></param>
private void DeleteComponent(Component t)
{
if (t.GetType() == typeof(Computer))
{
var c = ComputerCollection.Where(f => f.Pc == t).Single();
ComputerCollection.Remove(c);
}
else
{
List <ComputerItem> tmp = ComputerCollection.Where(i => i.Fields.Where(f => f.fieldInfo.FieldType == t.GetType()).Count() != 0).ToList();
tmp.ForEach(i => i.Fields.Where(f => f.fieldInfo.FieldType == t.GetType()).ToList().ForEach(f => { f.fieldInfo.SetValue(i.Pc, null); f.fieldValue = null; }));
var a = ComputerCollection;
ComputerCollection = null;
ComputerCollection = a;
}
ComponentCollection.Remove(t);
}
/// <summary>
/// Updates component instance from user input
/// </summary>
/// <param name="t"></param>
private void UpdateComponent(Component t)
{
int index = 0;
if (t is Computer) //Required to find match in computer collection because it might be impossible to find it after update call
{
index = ComputerCollection.IndexOf(ComputerCollection.Single(i => i.Pc == t));
}
t.Update(SelectedComponentFieldsList.Select(field => field.fieldValue).ToArray());
SelectedComponentType = null;
SelectedComponentType = t.GetType();
SelectedComponentInstance = t;
List <ComputerItem> tmp = ComputerCollection.Where(i => i.Fields.Where(f => f.fieldInfo.FieldType == t.GetType()).Count() != 0).ToList();
tmp.ForEach(i => i.Fields.Where(f => f.fieldInfo.FieldType == t.GetType()).ToList().ForEach(f => { f.fieldInfo.SetValue(i.Pc, t); f.fieldValue = t; }));
if (t is Computer)
{
ComputerCollection[index] = new ComputerItem(t as Computer, SelectedComponentFieldsList);
}
var a = ComputerCollection;
ComputerCollection = null;
ComputerCollection = a;
}