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

namespace Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

internal sealed class AccessorDeclarationSyntax : CSharpSyntaxNode
{
	internal readonly GreenNode? attributeLists;

	internal readonly GreenNode? modifiers;

	internal readonly SyntaxToken keyword;

	internal readonly BlockSyntax? body;

	internal readonly ArrowExpressionClauseSyntax? expressionBody;

	internal readonly SyntaxToken? semicolonToken;

	public SyntaxList<AttributeListSyntax> AttributeLists => new SyntaxList<AttributeListSyntax>(attributeLists);

	public SyntaxList<SyntaxToken> Modifiers => new SyntaxList<SyntaxToken>(modifiers);

	public SyntaxToken Keyword => keyword;

	public BlockSyntax? Body => body;

	public ArrowExpressionClauseSyntax? ExpressionBody => expressionBody;

	public SyntaxToken? SemicolonToken => semicolonToken;

	internal AccessorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, SyntaxToken keyword, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken, DiagnosticInfo[]? diagnostics, SyntaxAnnotation[]? annotations)
		: base(kind, diagnostics, annotations)
	{
		((GreenNode)this).SlotCount = 6;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)keyword);
		this.keyword = keyword;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal AccessorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, SyntaxToken keyword, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken, SyntaxFactoryContext context)
		: base(kind)
	{
		SetFactoryContext(context);
		((GreenNode)this).SlotCount = 6;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)keyword);
		this.keyword = keyword;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal AccessorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, SyntaxToken keyword, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken)
		: base(kind)
	{
		((GreenNode)this).SlotCount = 6;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)keyword);
		this.keyword = keyword;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal override GreenNode? GetSlot(int index)
	{
		return (GreenNode?)(index switch
		{
			0 => attributeLists, 
			1 => modifiers, 
			2 => keyword, 
			3 => body, 
			4 => expressionBody, 
			5 => semicolonToken, 
			_ => null, 
		});
	}

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

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

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

	public AccessorDeclarationSyntax Update(SyntaxList<AttributeListSyntax> attributeLists, SyntaxList<SyntaxToken> modifiers, SyntaxToken keyword, BlockSyntax body, ArrowExpressionClauseSyntax expressionBody, SyntaxToken semicolonToken)
	{
		//IL_0000: Unknown result type (might be due to invalid IL or missing references)
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_0049: Unknown result type (might be due to invalid IL or missing references)
		//IL_004a: Unknown result type (might be due to invalid IL or missing references)
		//IL_000e: Unknown result type (might be due to invalid IL or missing references)
		//IL_0010: Unknown result type (might be due to invalid IL or missing references)
		if (attributeLists != AttributeLists || modifiers != Modifiers || keyword != Keyword || body != Body || expressionBody != ExpressionBody || semicolonToken != SemicolonToken)
		{
			AccessorDeclarationSyntax accessorDeclarationSyntax = SyntaxFactory.AccessorDeclaration(base.Kind, attributeLists, modifiers, keyword, body, expressionBody, semicolonToken);
			DiagnosticInfo[] diagnostics = ((GreenNode)this).GetDiagnostics();
			if (diagnostics != null && diagnostics.Length != 0)
			{
				accessorDeclarationSyntax = GreenNodeExtensions.WithDiagnosticsGreen<AccessorDeclarationSyntax>(accessorDeclarationSyntax, diagnostics);
			}
			SyntaxAnnotation[] annotations = ((GreenNode)this).GetAnnotations();
			if (annotations != null && annotations.Length != 0)
			{
				accessorDeclarationSyntax = GreenNodeExtensions.WithAnnotationsGreen<AccessorDeclarationSyntax>(accessorDeclarationSyntax, (IEnumerable<SyntaxAnnotation>)annotations);
			}
			return accessorDeclarationSyntax;
		}
		return this;
	}

	internal override GreenNode SetDiagnostics(DiagnosticInfo[]? diagnostics)
	{
		return (GreenNode)(object)new AccessorDeclarationSyntax(base.Kind, attributeLists, modifiers, keyword, body, expressionBody, semicolonToken, diagnostics, ((GreenNode)this).GetAnnotations());
	}

	internal override GreenNode SetAnnotations(SyntaxAnnotation[]? annotations)
	{
		return (GreenNode)(object)new AccessorDeclarationSyntax(base.Kind, attributeLists, modifiers, keyword, body, expressionBody, semicolonToken, ((GreenNode)this).GetDiagnostics(), annotations);
	}

	internal AccessorDeclarationSyntax(ObjectReader reader)
		: base(reader)
	{
		//IL_0014: Unknown result type (might be due to invalid IL or missing references)
		//IL_001a: Expected O, but got Unknown
		//IL_0031: Unknown result type (might be due to invalid IL or missing references)
		//IL_0037: Expected O, but got Unknown
		((GreenNode)this).SlotCount = 6;
		GreenNode val = (GreenNode)reader.ReadValue();
		if (val != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val);
			attributeLists = val;
		}
		GreenNode val2 = (GreenNode)reader.ReadValue();
		if (val2 != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val2);
			modifiers = val2;
		}
		SyntaxToken syntaxToken = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken);
		keyword = syntaxToken;
		BlockSyntax blockSyntax = (BlockSyntax)reader.ReadValue();
		if (blockSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)blockSyntax);
			body = blockSyntax;
		}
		ArrowExpressionClauseSyntax arrowExpressionClauseSyntax = (ArrowExpressionClauseSyntax)reader.ReadValue();
		if (arrowExpressionClauseSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)arrowExpressionClauseSyntax);
			expressionBody = arrowExpressionClauseSyntax;
		}
		SyntaxToken syntaxToken2 = (SyntaxToken)reader.ReadValue();
		if (syntaxToken2 != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken2);
			semicolonToken = syntaxToken2;
		}
	}

	internal override void WriteTo(ObjectWriter writer)
	{
		((GreenNode)this).WriteTo(writer);
		writer.WriteValue((IObjectWritable)(object)attributeLists);
		writer.WriteValue((IObjectWritable)(object)modifiers);
		writer.WriteValue((IObjectWritable)(object)keyword);
		writer.WriteValue((IObjectWritable)(object)body);
		writer.WriteValue((IObjectWritable)(object)expressionBody);
		writer.WriteValue((IObjectWritable)(object)semicolonToken);
	}

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