using System.Collections.Generic;

namespace AspClassic.Parser;

/// <summary>
/// A parse tree for a AddHandler property accessor.
/// </summary>
public sealed class AddHandlerAccessorDeclaration : ModifiedDeclaration
{
	private readonly Location _AddHandlerLocation;

	private readonly ParameterCollection _Parameters;

	private readonly StatementCollection _Statements;

	private readonly EndBlockDeclaration _EndStatement;

	/// <summary>
	/// The location of the 'AddHandler'.
	/// </summary>
	public Location AddHandlerLocation => _AddHandlerLocation;

	/// <summary>
	/// The accessor's parameters.
	/// </summary>
	public ParameterCollection Parameters => _Parameters;

	/// <summary>
	/// The statements in the accessor.
	/// </summary>
	public StatementCollection Statements => _Statements;

	/// <summary>
	/// The End declaration for the accessor.
	/// </summary>
	public EndBlockDeclaration EndStatement => _EndStatement;

	/// <summary>
	/// Constructs a new parse tree for a property accessor.
	/// </summary>
	/// <param name="attributes">The attributes for the parse tree.</param>
	/// <param name="addHandlerLocation">The location of the 'AddHandler'.</param>
	/// <param name="parameters">The parameters of the declaration.</param>
	/// <param name="statements">The statements in the declaration.</param>
	/// <param name="endStatement">The end block declaration, if any.</param>
	/// <param name="span">The location of the parse tree.</param>
	/// <param name="comments">The comments for the parse tree.</param>
	public AddHandlerAccessorDeclaration(AttributeBlockCollection attributes, Location addHandlerLocation, ParameterCollection parameters, StatementCollection statements, EndBlockDeclaration endStatement, Span span, IList<Comment> comments)
		: base(TreeType.AddHandlerAccessorDeclaration, attributes, null, span, comments)
	{
		SetParent(parameters);
		SetParent(statements);
		SetParent(endStatement);
		_Parameters = parameters;
		_AddHandlerLocation = addHandlerLocation;
		_Statements = statements;
		_EndStatement = endStatement;
	}

	protected override void GetChildTrees(IList<Tree> childList)
	{
		base.GetChildTrees(childList);
		Tree.AddChild(childList, Parameters);
		Tree.AddChild(childList, Statements);
		Tree.AddChild(childList, EndStatement);
	}
}