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

namespace OpenSEMI.Core.Container
{
	internal class ConstructorCache
	{
		private static ConcurrentDictionary<Type, ConstructorInfo> _constructorCache = new ConcurrentDictionary<Type, ConstructorInfo>();

		public static ConstructorInfo GetConstructor(Type type)
		{
			if (!_constructorCache.TryGetValue(type, out ConstructorInfo value))
			{
				ConstructorInfo constructorInfo2 = _constructorCache[type] = DiscoverConstructor(type.GetTypeInfo());
				value = constructorInfo2;
				return value;
			}
			return value;
		}

		private static ConstructorInfo DiscoverConstructor(TypeInfo typeInfo)
		{
			IEnumerable<ConstructorInfo> declaredConstructors = typeInfo.DeclaredConstructors;
			if (declaredConstructors.Any())
			{
				return declaredConstructors.First();
			}
			return null;
		}
	}
}