using System;
using System.Collections.Generic;
using Microsoft.CodeAnalysis.Syntax.InternalSyntax;
using Roslyn.Utilities;

namespace Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

internal sealed class XmlEmptyElementSyntax : XmlNodeSyntax
{
	internal readonly SyntaxToken lessThanToken;

	internal readonly XmlNameSyntax name;

	internal readonly GreenNode? attributes;

	internal readonly SyntaxToken slashGreaterThanToken;

	public SyntaxToken LessThanToken => lessThanToken;

	public XmlNameSyntax Name => name;

	public SyntaxList<XmlAttributeSyntax> Attributes => new SyntaxList<XmlAttributeSyntax>(attributes);

	public SyntaxToken SlashGreaterThanToken => slashGreaterThanToken;

	internal XmlEmptyElementSyntax(SyntaxKind kind, SyntaxToken lessThanToken, XmlNameSyntax name, GreenNode? attributes, SyntaxToken slashGreaterThanToken, DiagnosticInfo[]? diagnostics, SyntaxAnnotation[]? annotations)
		: base(kind, diagnostics, annotations)
	{
		((GreenNode)this).SlotCount = 4;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)lessThanToken);
		this.lessThanToken = lessThanToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)name);
		this.name = name;
		if (attributes != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributes);
			this.attributes = attributes;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)slashGreaterThanToken);
		this.slashGreaterThanToken = slashGreaterThanToken;
	}

	internal XmlEmptyElementSyntax(SyntaxKind kind, SyntaxToken lessThanToken, XmlNameSyntax name, GreenNode? attributes, SyntaxToken slashGreaterThanToken, SyntaxFactoryContext context)
		: base(kind)
	{
		SetFactoryContext(context);
		((GreenNode)this).SlotCount = 4;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)lessThanToken);
		this.lessThanToken = lessThanToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)name);
		this.name = name;
		if (attributes != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributes);
			this.attributes = attributes;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)slashGreaterThanToken);
		this.slashGreaterThanToken = slashGreaterThanToken;
	}

	internal XmlEmptyElementSyntax(SyntaxKind kind, SyntaxToken lessThanToken, XmlNameSyntax name, GreenNode? attributes, SyntaxToken slashGreaterThanToken)
		: base(kind)
	{
		((GreenNode)this).SlotCount = 4;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)lessThanToken);
		this.lessThanToken = lessThanToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)name);
		this.name = name;
		if (attributes != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributes);
			this.attributes = attributes;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)slashGreaterThanToken);
		this.slashGreaterThanToken = slashGreaterThanToken;
	}

	internal override GreenNode? GetSlot(int index)
	{
		return (GreenNode?)(index switch
		{
			0 => lessThanToken, 
			1 => name, 
			2 => attributes, 
			3 => slashGreaterThanToken, 
			_ => null, 
		});
	}

	internal override SyntaxNode CreateRed(SyntaxNode? parent, int position)
	{
		return (SyntaxNode)(object)new Microsoft.CodeAnalysis.CSharp.Syntax.XmlEmptyElementSyntax(this, parent, position);
	}

	public override void Accept(CSharpSyntaxVisitor visitor)
	{
		visitor.VisitXmlEmptyElement(this);
	}

	public override TResult Accept<TResult>(CSharpSyntaxVisitor<TResult> visitor)
	{
		return visitor.VisitXmlEmptyElement(this);
	}

	public XmlEmptyElementSyntax Update(SyntaxToken lessThanToken, XmlNameSyntax name, SyntaxList<XmlAttributeSyntax> attributes, SyntaxToken slashGreaterThanToken)
	{
		//IL_002c: Unknown result type (might be due to invalid IL or missing references)
		//IL_0012: Unknown result type (might be due to invalid IL or missing references)
		//IL_0014: Unknown result type (might be due to invalid IL or missing references)
		if (lessThanToken != LessThanToken || name != Name || attributes != Attributes || slashGreaterThanToken != SlashGreaterThanToken)
		{
			XmlEmptyElementSyntax xmlEmptyElementSyntax = SyntaxFactory.XmlEmptyElement(lessThanToken, name, attributes, slashGreaterThanToken);
			DiagnosticInfo[] diagnostics = ((GreenNode)this).GetDiagnostics();
			if (diagnostics != null && diagnostics.Length != 0)
			{
				xmlEmptyElementSyntax = GreenNodeExtensions.WithDiagnosticsGreen<XmlEmptyElementSyntax>(xmlEmptyElementSyntax, diagnostics);
			}
			SyntaxAnnotation[] annotations = ((GreenNode)this).GetAnnotations();
			if (annotations != null && annotations.Length != 0)
			{
				xmlEmptyElementSyntax = GreenNodeExtensions.WithAnnotationsGreen<XmlEmptyElementSyntax>(xmlEmptyElementSyntax, (IEnumerable<SyntaxAnnotation>)annotations);
			}
			return xmlEmptyElementSyntax;
		}
		return this;
	}

	internal override GreenNode SetDiagnostics(DiagnosticInfo[]? diagnostics)
	{
		return (GreenNode)(object)new XmlEmptyElementSyntax(base.Kind, lessThanToken, name, attributes, slashGreaterThanToken, diagnostics, ((GreenNode)this).GetAnnotations());
	}

	internal override GreenNode SetAnnotations(SyntaxAnnotation[]? annotations)
	{
		return (GreenNode)(object)new XmlEmptyElementSyntax(base.Kind, lessThanToken, name, attributes, slashGreaterThanToken, ((GreenNode)this).GetDiagnostics(), annotations);
	}

	internal XmlEmptyElementSyntax(ObjectReader reader)
		: base(reader)
	{
		//IL_0048: Unknown result type (might be due to invalid IL or missing references)
		//IL_004e: Expected O, but got Unknown
		((GreenNode)this).SlotCount = 4;
		SyntaxToken syntaxToken = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken);
		lessThanToken = syntaxToken;
		XmlNameSyntax xmlNameSyntax = (XmlNameSyntax)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)xmlNameSyntax);
		name = xmlNameSyntax;
		GreenNode val = (GreenNode)reader.ReadValue();
		if (val != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val);
			attributes = val;
		}
		SyntaxToken syntaxToken2 = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken2);
		slashGreaterThanToken = syntaxToken2;
	}

	internal override void WriteTo(ObjectWriter writer)
	{
		((GreenNode)this).WriteTo(writer);
		writer.WriteValue((IObjectWritable)(object)lessThanToken);
		writer.WriteValue((IObjectWritable)(object)name);
		writer.WriteValue((IObjectWritable)(object)attributes);
		writer.WriteValue((IObjectWritable)(object)slashGreaterThanToken);
	}

	static XmlEmptyElementSyntax()
	{
		ObjectBinder.RegisterTypeReader(typeof(XmlEmptyElementSyntax), (Func<ObjectReader, IObjectWritable>)((ObjectReader r) => (IObjectWritable)(object)new XmlEmptyElementSyntax(r)));
	}
}