public int CompareTo(Product other)
{
if (Id == other.Id)
{
return(0);
}
int x = ProductName.CompareTo(other.ProductName);
if (x == 0)
{
return(Section.CompareTo(other.Section));
}
return(x);
}
public int CompareTo(object obj)
{
if (!(obj is Category category))
{
return(1);
}
if (ProductName != category.ProductName)
{
return(ProductName == null ? -1 : ProductName.CompareTo(category.ProductName));
}
if (MessageType != category.MessageType)
{
return(MessageType.CompareTo(category.MessageType));
}
return(MessageTopic.CompareTo(category.MessageTopic));
}
public int CompareTo(object obj)
{
if (obj is null || this is null)
{
return(0);
}
var cat = obj as Category;
if (ProductName != null && cat.ProductName != null && !ProductName.Equals(cat.ProductName))
{
return(ProductName.CompareTo(cat.ProductName));
}
if (!Type.Equals(cat.Type))
{
return(Type.CompareTo(cat.Type));
}
else
{
return(Topic.CompareTo(cat.Topic));
}
}
public int CompareTo(ProductNameComboBoxItem other)
{
return(ProductName.CompareTo(other.ProductName));
}
