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

namespace CPF.Mac.Foundation
{
	[Register("NSMutableSet", true)]
	public class NSMutableSet : NSSet, IEnumerable<NSObject>, IEnumerable
	{
		private static readonly IntPtr selInitWithArray_Handle = Selector.GetHandle("initWithArray:");

		private static readonly IntPtr selInitWithSet_Handle = Selector.GetHandle("initWithSet:");

		private static readonly IntPtr selInitWithCapacity_Handle = Selector.GetHandle("initWithCapacity:");

		private static readonly IntPtr selAddObject_Handle = Selector.GetHandle("addObject:");

		private static readonly IntPtr selRemoveObject_Handle = Selector.GetHandle("removeObject:");

		private static readonly IntPtr selRemoveAllObjectsHandle = Selector.GetHandle("removeAllObjects");

		private static readonly IntPtr selAddObjectsFromArray_Handle = Selector.GetHandle("addObjectsFromArray:");

		private static readonly IntPtr selMinusSet_Handle = Selector.GetHandle("minusSet:");

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

		public override IntPtr ClassHandle => class_ptr;

		public NSMutableSet(NSObject[] objs)
			: this(NSArray.FromNSObjects(objs))
		{
		}

		public NSMutableSet(params string[] strings)
			: this(NSArray.FromStrings(strings))
		{
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		[Export("init")]
		public NSMutableSet()
			: 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 NSMutableSet(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 NSMutableSet(NSObjectFlag t)
			: base(t)
		{
		}

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

		[Export("initWithArray:")]
		public NSMutableSet(NSArray other)
			: base(NSObjectFlag.Empty)
		{
			if (other == null)
			{
				throw new ArgumentNullException("other");
			}
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, selInitWithArray_Handle, other.Handle);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, selInitWithArray_Handle, other.Handle);
			}
		}

		[Export("initWithSet:")]
		public NSMutableSet(NSSet other)
			: base(NSObjectFlag.Empty)
		{
			if (other == null)
			{
				throw new ArgumentNullException("other");
			}
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, selInitWithSet_Handle, other.Handle);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, selInitWithSet_Handle, other.Handle);
			}
		}

		[Export("initWithCapacity:")]
		public NSMutableSet(ulong capacity)
			: base(NSObjectFlag.Empty)
		{
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend_UInt64(base.Handle, selInitWithCapacity_Handle, capacity);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper_UInt64(base.SuperHandle, selInitWithCapacity_Handle, capacity);
			}
		}

		[Export("addObject:")]
		public virtual void Add(NSObject nso)
		{
			if (nso == null)
			{
				throw new ArgumentNullException("nso");
			}
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend_IntPtr(base.Handle, selAddObject_Handle, nso.Handle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper_IntPtr(base.SuperHandle, selAddObject_Handle, nso.Handle);
			}
		}

		[Export("removeObject:")]
		public virtual void Remove(NSObject nso)
		{
			if (nso == null)
			{
				throw new ArgumentNullException("nso");
			}
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend_IntPtr(base.Handle, selRemoveObject_Handle, nso.Handle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper_IntPtr(base.SuperHandle, selRemoveObject_Handle, nso.Handle);
			}
		}

		[Export("removeAllObjects")]
		public virtual void RemoveAll()
		{
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend(base.Handle, selRemoveAllObjectsHandle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper(base.SuperHandle, selRemoveAllObjectsHandle);
			}
		}

		[Export("addObjectsFromArray:")]
		public virtual void AddObjects(NSObject[] objects)
		{
			if (objects == null)
			{
				throw new ArgumentNullException("objects");
			}
			NSArray nSArray = NSArray.FromNSObjects(objects);
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend_IntPtr(base.Handle, selAddObjectsFromArray_Handle, nSArray.Handle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper_IntPtr(base.SuperHandle, selAddObjectsFromArray_Handle, nSArray.Handle);
			}
			nSArray.Dispose();
		}

		[Export("minusSet:")]
		internal virtual void MinusSet(NSSet other)
		{
			if (other == null)
			{
				throw new ArgumentNullException("other");
			}
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend_IntPtr(base.Handle, selMinusSet_Handle, other.Handle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper_IntPtr(base.SuperHandle, selMinusSet_Handle, other.Handle);
			}
		}
	}
}