using CPF.Mac.ObjCRuntime;
using System;
using System.ComponentModel;

namespace CPF.Mac.Foundation
{
	[Register("NSMetadataItem", true)]
	public class NSMetadataItem : NSObject
	{
		private static readonly IntPtr selAttributesHandle = Selector.GetHandle("attributes");

		private static readonly IntPtr selValueForAttribute_Handle = Selector.GetHandle("valueForAttribute:");

		private static readonly IntPtr selValuesForAttributes_Handle = Selector.GetHandle("valuesForAttributes:");

		private static readonly IntPtr class_ptr = Class.GetHandle("NSMetadataItem");

		private object __mt_Attributes_var;

		public override IntPtr ClassHandle => class_ptr;

		public virtual NSObject[] Attributes
		{
			[Export("attributes")]
			get
			{
				return (NSObject[])(__mt_Attributes_var = ((!IsDirectBinding) ? NSArray.ArrayFromHandle<NSObject>(Messaging.IntPtr_objc_msgSendSuper(base.SuperHandle, selAttributesHandle)) : NSArray.ArrayFromHandle<NSObject>(Messaging.IntPtr_objc_msgSend(base.Handle, selAttributesHandle))));
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		[Export("init")]
		public NSMetadataItem()
			: base(NSObjectFlag.Empty)
		{
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend(base.Handle, Selector.Init);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper(base.SuperHandle, Selector.Init);
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		[Export("initWithCoder:")]
		public NSMetadataItem(NSCoder coder)
			: base(NSObjectFlag.Empty)
		{
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, Selector.InitWithCoder, coder.Handle);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, Selector.InitWithCoder, coder.Handle);
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		public NSMetadataItem(NSObjectFlag t)
			: base(t)
		{
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		public NSMetadataItem(IntPtr handle)
			: base(handle)
		{
		}

		[Export("valueForAttribute:")]
		public virtual NSObject ValueForAttribute(string key)
		{
			if (key == null)
			{
				throw new ArgumentNullException("key");
			}
			IntPtr intPtr = NSString.CreateNative(key);
			NSObject result = (!IsDirectBinding) ? Runtime.GetNSObject(Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, selValueForAttribute_Handle, intPtr)) : Runtime.GetNSObject(Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, selValueForAttribute_Handle, intPtr));
			NSString.ReleaseNative(intPtr);
			return result;
		}

		[Export("valuesForAttributes:")]
		public virtual NSDictionary ValuesForAttributes(NSArray keys)
		{
			if (keys == null)
			{
				throw new ArgumentNullException("keys");
			}
			if (IsDirectBinding)
			{
				return (NSDictionary)Runtime.GetNSObject(Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, selValuesForAttributes_Handle, keys.Handle));
			}
			return (NSDictionary)Runtime.GetNSObject(Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, selValuesForAttributes_Handle, keys.Handle));
		}

		protected override void Dispose(bool disposing)
		{
			base.Dispose(disposing);
			if (base.Handle == IntPtr.Zero)
			{
				__mt_Attributes_var = null;
			}
		}
	}
}