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

namespace Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

internal sealed class InterpolatedStringExpressionSyntax : ExpressionSyntax
{
	internal readonly SyntaxToken stringStartToken;

	internal readonly GreenNode? contents;

	internal readonly SyntaxToken stringEndToken;

	public SyntaxToken StringStartToken => stringStartToken;

	public SyntaxList<InterpolatedStringContentSyntax> Contents => new SyntaxList<InterpolatedStringContentSyntax>(contents);

	public SyntaxToken StringEndToken => stringEndToken;

	internal InterpolatedStringExpressionSyntax(SyntaxKind kind, SyntaxToken stringStartToken, GreenNode? contents, SyntaxToken stringEndToken, DiagnosticInfo[]? diagnostics, SyntaxAnnotation[]? annotations)
		: base(kind, diagnostics, annotations)
	{
		((GreenNode)this).SlotCount = 3;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringStartToken);
		this.stringStartToken = stringStartToken;
		if (contents != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(contents);
			this.contents = contents;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringEndToken);
		this.stringEndToken = stringEndToken;
	}

	internal InterpolatedStringExpressionSyntax(SyntaxKind kind, SyntaxToken stringStartToken, GreenNode? contents, SyntaxToken stringEndToken, SyntaxFactoryContext context)
		: base(kind)
	{
		SetFactoryContext(context);
		((GreenNode)this).SlotCount = 3;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringStartToken);
		this.stringStartToken = stringStartToken;
		if (contents != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(contents);
			this.contents = contents;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringEndToken);
		this.stringEndToken = stringEndToken;
	}

	internal InterpolatedStringExpressionSyntax(SyntaxKind kind, SyntaxToken stringStartToken, GreenNode? contents, SyntaxToken stringEndToken)
		: base(kind)
	{
		((GreenNode)this).SlotCount = 3;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringStartToken);
		this.stringStartToken = stringStartToken;
		if (contents != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(contents);
			this.contents = contents;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)stringEndToken);
		this.stringEndToken = stringEndToken;
	}

	internal override GreenNode? GetSlot(int index)
	{
		return (GreenNode?)(index switch
		{
			0 => stringStartToken, 
			1 => contents, 
			2 => stringEndToken, 
			_ => null, 
		});
	}

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

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

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

	public InterpolatedStringExpressionSyntax Update(SyntaxToken stringStartToken, SyntaxList<InterpolatedStringContentSyntax> contents, SyntaxToken stringEndToken)
	{
		//IL_0021: 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)
		//IL_000b: Unknown result type (might be due to invalid IL or missing references)
		if (stringStartToken != StringStartToken || contents != Contents || stringEndToken != StringEndToken)
		{
			InterpolatedStringExpressionSyntax interpolatedStringExpressionSyntax = SyntaxFactory.InterpolatedStringExpression(stringStartToken, contents, stringEndToken);
			DiagnosticInfo[] diagnostics = ((GreenNode)this).GetDiagnostics();
			if (diagnostics != null && diagnostics.Length != 0)
			{
				interpolatedStringExpressionSyntax = GreenNodeExtensions.WithDiagnosticsGreen<InterpolatedStringExpressionSyntax>(interpolatedStringExpressionSyntax, diagnostics);
			}
			SyntaxAnnotation[] annotations = ((GreenNode)this).GetAnnotations();
			if (annotations != null && annotations.Length != 0)
			{
				interpolatedStringExpressionSyntax = GreenNodeExtensions.WithAnnotationsGreen<InterpolatedStringExpressionSyntax>(interpolatedStringExpressionSyntax, (IEnumerable<SyntaxAnnotation>)annotations);
			}
			return interpolatedStringExpressionSyntax;
		}
		return this;
	}

	internal override GreenNode SetDiagnostics(DiagnosticInfo[]? diagnostics)
	{
		return (GreenNode)(object)new InterpolatedStringExpressionSyntax(base.Kind, stringStartToken, contents, stringEndToken, diagnostics, ((GreenNode)this).GetAnnotations());
	}

	internal override GreenNode SetAnnotations(SyntaxAnnotation[]? annotations)
	{
		return (GreenNode)(object)new InterpolatedStringExpressionSyntax(base.Kind, stringStartToken, contents, stringEndToken, ((GreenNode)this).GetDiagnostics(), annotations);
	}

	internal InterpolatedStringExpressionSyntax(ObjectReader reader)
		: base(reader)
	{
		//IL_002e: Unknown result type (might be due to invalid IL or missing references)
		//IL_0034: Expected O, but got Unknown
		((GreenNode)this).SlotCount = 3;
		SyntaxToken syntaxToken = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken);
		stringStartToken = syntaxToken;
		GreenNode val = (GreenNode)reader.ReadValue();
		if (val != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val);
			contents = val;
		}
		SyntaxToken syntaxToken2 = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken2);
		stringEndToken = syntaxToken2;
	}

	internal override void WriteTo(ObjectWriter writer)
	{
		((GreenNode)this).WriteTo(writer);
		writer.WriteValue((IObjectWritable)(object)stringStartToken);
		writer.WriteValue((IObjectWritable)(object)contents);
		writer.WriteValue((IObjectWritable)(object)stringEndToken);
	}

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