#define DEBUG
using System;
using System.Collections.Generic;
using System.Diagnostics;

namespace AspClassic.Parser;

/// <summary>
/// A parse tree for a block declaration.
/// </summary>
public abstract class BlockDeclaration : ModifiedDeclaration
{
	private readonly Location _KeywordLocation;

	private readonly SimpleName _Name;

	private readonly DeclarationCollection _Declarations;

	private readonly EndBlockDeclaration _EndDeclaration;

	/// <summary>
	/// The location of the keyword.
	/// </summary>
	public Location KeywordLocation => _KeywordLocation;

	/// <summary>
	/// The name of the declaration.
	/// </summary>
	public SimpleName Name => _Name;

	/// <summary>
	/// The declarations in the block.
	/// </summary>
	public DeclarationCollection Declarations => _Declarations;

	/// <summary>
	/// The End statement for the block.
	/// </summary>
	public EndBlockDeclaration EndDeclaration => _EndDeclaration;

	protected BlockDeclaration(TreeType type, AttributeBlockCollection attributes, ModifierCollection modifiers, Location keywordLocation, SimpleName name, DeclarationCollection declarations, EndBlockDeclaration endDeclaration, Span span, IList<Comment> comments)
		: base(type, attributes, modifiers, span, comments)
	{
		Debug.Assert(type == TreeType.ClassDeclaration || type == TreeType.ModuleDeclaration || type == TreeType.InterfaceDeclaration || type == TreeType.StructureDeclaration || type == TreeType.EnumDeclaration);
		if (name == null)
		{
			throw new ArgumentNullException("name");
		}
		SetParent(name);
		SetParent(declarations);
		SetParent(endDeclaration);
		_KeywordLocation = keywordLocation;
		_Name = name;
		_Declarations = declarations;
		_EndDeclaration = endDeclaration;
	}

	protected override void GetChildTrees(IList<Tree> childList)
	{
		base.GetChildTrees(childList);
		Tree.AddChild(childList, Name);
		Tree.AddChild(childList, Declarations);
		Tree.AddChild(childList, EndDeclaration);
	}
}