// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System;
using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
using Microsoft.AspNetCore.Razor.Language.Intermediate;

namespace Microsoft.AspNetCore.Razor.Language.Extensions
{
	public sealed class DefaultTagHelperPropertyIntermediateNode : ExtensionIntermediateNode
	{
		public DefaultTagHelperPropertyIntermediateNode()
		{
		}

		public DefaultTagHelperPropertyIntermediateNode( TagHelperPropertyIntermediateNode propertyNode )
		{
			if ( propertyNode == null )
			{
				throw new ArgumentNullException( nameof( propertyNode ) );
			}

			AttributeName = propertyNode.AttributeName;
			AttributeStructure = propertyNode.AttributeStructure;
			BoundAttribute = propertyNode.BoundAttribute;
			IsIndexerNameMatch = propertyNode.IsIndexerNameMatch;
			Source = propertyNode.Source;
			TagHelper = propertyNode.TagHelper;

			for ( var i = 0; i < propertyNode.Children.Count; i++ )
			{
				Children.Add( propertyNode.Children[i] );
			}

			for ( var i = 0; i < propertyNode.Diagnostics.Count; i++ )
			{
				Diagnostics.Add( propertyNode.Diagnostics[i] );
			}
		}

		public override IntermediateNodeCollection Children { get; } = new IntermediateNodeCollection();

		public string AttributeName { get; set; }

		public AttributeStructure AttributeStructure { get; set; }

		public BoundAttributeDescriptor BoundAttribute { get; set; }

		public string FieldName { get; set; }

		public bool IsIndexerNameMatch { get; set; }

		public string PropertyName { get; set; }

		public TagHelperDescriptor TagHelper { get; set; }

		public override void Accept( IntermediateNodeVisitor visitor )
		{
			if ( visitor == null )
			{
				throw new ArgumentNullException( nameof( visitor ) );
			}

			AcceptExtensionNode<DefaultTagHelperPropertyIntermediateNode>( this, visitor );
		}

		public override void WriteNode( CodeTarget target, CodeRenderingContext context )
		{
			if ( target == null )
			{
				throw new ArgumentNullException( nameof( target ) );
			}

			if ( context == null )
			{
				throw new ArgumentNullException( nameof( context ) );
			}

			var extension = target.GetExtension<IDefaultTagHelperTargetExtension>();
			if ( extension == null )
			{
				ReportMissingCodeTargetExtension<IDefaultTagHelperTargetExtension>( context );
				return;
			}

			extension.WriteTagHelperProperty( context, this );
		}

		public override void FormatNode( IntermediateNodeFormatter formatter )
		{
			formatter.WriteContent( AttributeName );

			formatter.WriteProperty( nameof( AttributeName ), AttributeName );
			formatter.WriteProperty( nameof( AttributeStructure ), AttributeStructure.ToString() );
			formatter.WriteProperty( nameof( BoundAttribute ), BoundAttribute?.DisplayName );
			formatter.WriteProperty( nameof( FieldName ), FieldName );
			formatter.WriteProperty( nameof( IsIndexerNameMatch ), IsIndexerNameMatch.ToString() );
			formatter.WriteProperty( nameof( PropertyName ), PropertyName );
			formatter.WriteProperty( nameof( TagHelper ), TagHelper?.DisplayName );
		}
	}
}
