using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;

namespace VketCloudGUITools.Editor
{
    public static class ReflectionExtentions
    {
        public static IEnumerable<Type> GetSubclasses(this Type type, bool includeAbstractClass = false)
        {
            return AppDomain.CurrentDomain.GetAssemblies().SelectMany(assembly => type.GetSubclassesInAssembly(assembly, includeAbstractClass));
        }

        public static IEnumerable<Type> GetSubclassesInAssembly(this Type type, Assembly assembly, bool includeAbstractClass = false)
        {
            return assembly.GetTypes().Where(t => t.IsSubclassOf(type) && (includeAbstractClass || !t.IsAbstract));
        }

        public static IEnumerable<Type> GetSubclassesOf<T>(Assembly assembly, bool includeAbstractClass = false)
        {
            return typeof(T).GetSubclassesInAssembly(assembly, includeAbstractClass);
        }
    }
}