using System.Collections.Generic;
using Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

namespace Microsoft.CodeAnalysis.CSharp.Syntax;

public sealed class ExpressionStatementSyntax : StatementSyntax
{
	private SyntaxNode? attributeLists;

	private ExpressionSyntax? expression;

	public bool AllowsAnyExpression
	{
		get
		{
			//IL_0001: Unknown result type (might be due to invalid IL or missing references)
			//IL_0006: Unknown result type (might be due to invalid IL or missing references)
			SyntaxToken semicolonToken = SemicolonToken;
			if (((SyntaxToken)(ref semicolonToken)).IsMissing)
			{
				return !((SyntaxToken)(ref semicolonToken)).ContainsDiagnostics;
			}
			return false;
		}
	}

	public override SyntaxList<AttributeListSyntax> AttributeLists => new SyntaxList<AttributeListSyntax>(((SyntaxNode)this).GetRed(ref attributeLists, 0));

	public ExpressionSyntax Expression => ((SyntaxNode)this).GetRed<ExpressionSyntax>(ref expression, 1);

	public SyntaxToken SemicolonToken => new SyntaxToken((SyntaxNode)(object)this, (GreenNode)(object)((Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax.ExpressionStatementSyntax)(object)((SyntaxNode)this).Green).semicolonToken, ((SyntaxNode)this).GetChildPosition(2), ((SyntaxNode)this).GetChildIndex(2));

	public ExpressionStatementSyntax Update(ExpressionSyntax expression, SyntaxToken semicolonToken)
	{
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_0008: Unknown result type (might be due to invalid IL or missing references)
		return Update(AttributeLists, expression, semicolonToken);
	}

	internal ExpressionStatementSyntax(Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax.CSharpSyntaxNode green, SyntaxNode? parent, int position)
		: base(green, parent, position)
	{
	}

	internal override SyntaxNode? GetNodeSlot(int index)
	{
		return (SyntaxNode?)(index switch
		{
			0 => ((SyntaxNode)this).GetRedAtZero(ref attributeLists), 
			1 => ((SyntaxNode)this).GetRed<ExpressionSyntax>(ref expression, 1), 
			_ => null, 
		});
	}

	internal override SyntaxNode? GetCachedSlot(int index)
	{
		return (SyntaxNode?)(index switch
		{
			0 => attributeLists, 
			1 => expression, 
			_ => null, 
		});
	}

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

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

	public ExpressionStatementSyntax Update(SyntaxList<AttributeListSyntax> attributeLists, ExpressionSyntax expression, 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_0025: Unknown result type (might be due to invalid IL or missing references)
		//IL_0027: Unknown result type (might be due to invalid IL or missing references)
		//IL_0017: Unknown result type (might be due to invalid IL or missing references)
		//IL_0019: Unknown result type (might be due to invalid IL or missing references)
		if (attributeLists != AttributeLists || expression != Expression || semicolonToken != SemicolonToken)
		{
			ExpressionStatementSyntax expressionStatementSyntax = SyntaxFactory.ExpressionStatement(attributeLists, expression, semicolonToken);
			SyntaxAnnotation[] annotations = ((SyntaxNode)this).GetAnnotations();
			if (annotations == null || annotations.Length == 0)
			{
				return expressionStatementSyntax;
			}
			return expressionStatementSyntax.WithAnnotations(annotations);
		}
		return this;
	}

	internal override StatementSyntax WithAttributeListsCore(SyntaxList<AttributeListSyntax> attributeLists)
	{
		//IL_0001: Unknown result type (might be due to invalid IL or missing references)
		return WithAttributeLists(attributeLists);
	}

	public new ExpressionStatementSyntax WithAttributeLists(SyntaxList<AttributeListSyntax> attributeLists)
	{
		//IL_0001: Unknown result type (might be due to invalid IL or missing references)
		//IL_0009: Unknown result type (might be due to invalid IL or missing references)
		return Update(attributeLists, Expression, SemicolonToken);
	}

	public ExpressionStatementSyntax WithExpression(ExpressionSyntax expression)
	{
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_0009: Unknown result type (might be due to invalid IL or missing references)
		return Update(AttributeLists, expression, SemicolonToken);
	}

	public ExpressionStatementSyntax WithSemicolonToken(SyntaxToken semicolonToken)
	{
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_000d: Unknown result type (might be due to invalid IL or missing references)
		return Update(AttributeLists, Expression, semicolonToken);
	}

	internal override StatementSyntax AddAttributeListsCore(params AttributeListSyntax[] items)
	{
		return AddAttributeLists(items);
	}

	public new ExpressionStatementSyntax AddAttributeLists(params AttributeListSyntax[] items)
	{
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_0007: Unknown result type (might be due to invalid IL or missing references)
		//IL_000b: Unknown result type (might be due to invalid IL or missing references)
		return WithAttributeLists(AttributeLists.AddRange((IEnumerable<AttributeListSyntax>)items));
	}
}