/// <summary>
/// Create command method used to create components
/// </summary>
/// <param name="t"></param>
private void CreateComponent(Type t)
{
Component comp = Model.CreateComponent(t, SelectedComponentFieldsList.Select(field => field.fieldValue).ToArray());
if (ComponentCollection.Where(c => c.GetName() == comp.GetName() && c.GetType() == t).Count() == 0)
{
ComponentCollection.Add(comp);
if (comp.GetType() == typeof(Computer))
{
ComputerCollection.Add(new ComputerItem(comp as Computer, SelectedComponentFieldsList));
}
}
else
{
MessageBox.Show("Component of such type with such name is already added!", "Error", MessageBoxButton.OK);
}
}
/// <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;
}
/// <summary>
/// Check if component instance is selected and all fields are valid
/// </summary>
/// <returns></returns>5
private bool CanUpdateComponent()
{
return((SelectedComponentType == null) || (SelectedComponentFieldsList.Where(f => f.fieldInfo.FieldType.BaseType == typeof(Component) ? f.fieldValue == null : string.IsNullOrEmpty(f.fieldValue?.ToString())).Count() != 0) || (SelectedComponentInstance == null) ? false : true);
}
