using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Reflection;

namespace Essgee.Extensions
{
	public static class GeneralExtensionMethods
	{
		// https://www.c-sharpcorner.com/UploadFile/ff2f08/deep-copy-of-object-in-C-Sharp/
		public static T CloneObject<T>(this T source)
		{
			var type = source.GetType();
			var target = (T)Activator.CreateInstance(type);

			foreach (var property in type.GetProperties(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance))
			{
				if (property.CanWrite)
				{
					if (property.PropertyType.IsValueType || property.PropertyType.IsEnum || property.PropertyType.Equals(typeof(string)) || property.PropertyType.Equals(typeof(Type)))
						property.SetValue(target, property.GetValue(source, null), null);
					else
					{
						object objPropertyValue = property.GetValue(source, null);
						if (objPropertyValue == null)
							property.SetValue(target, null, null);
						else
							property.SetValue(target, objPropertyValue.CloneObject(), null);
					}
				}
			}
			return target;
		}
	}
}