using System.Collections.Generic;

namespace AspClassic.Parser;

/// <summary>
/// A parse tree for a custom event declaration.
/// </summary>
public sealed class CustomEventDeclaration : SignatureDeclaration
{
	private readonly Location _CustomLocation;

	private readonly NameCollection _ImplementsList;

	private readonly DeclarationCollection _Accessors;

	private readonly EndBlockDeclaration _EndDeclaration;

	/// <summary>
	/// The location of the 'Custom' keyword.
	/// </summary>
	public Location CustomLocation => _CustomLocation;

	/// <summary>
	/// The list of implemented members.
	/// </summary>
	public NameCollection ImplementsList => _ImplementsList;

	/// <summary>
	/// The event accessors.
	/// </summary>
	public DeclarationCollection Accessors => _Accessors;

	/// <summary>
	/// The End Event declaration, if any.
	/// </summary>
	public EndBlockDeclaration EndDeclaration => _EndDeclaration;

	/// <summary>
	/// Constructs a new parse tree for a custom property declaration.
	/// </summary>
	/// <param name="attributes">The attributes on the declaration.</param>
	/// <param name="modifiers">The modifiers on the declaration.</param>
	/// <param name="customLocation">The location of the 'Custom' keyword.</param>
	/// <param name="keywordLocation">The location of the keyword.</param>
	/// <param name="name">The name of the custom event.</param>
	/// <param name="asLocation">The location of the 'As', if any.</param>
	/// <param name="resultType">The result type, if any.</param>
	/// <param name="implementsList">The implements list.</param>
	/// <param name="accessors">The custom event accessors.</param>
	/// <param name="endDeclaration">The End Event 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 CustomEventDeclaration(AttributeBlockCollection attributes, ModifierCollection modifiers, Location customLocation, Location keywordLocation, SimpleName name, Location asLocation, TypeName resultType, NameCollection implementsList, DeclarationCollection accessors, EndBlockDeclaration endDeclaration, Span span, IList<Comment> comments)
		: base(TreeType.CustomEventDeclaration, attributes, modifiers, keywordLocation, name, null, null, asLocation, null, resultType, span, comments)
	{
		SetParent(accessors);
		SetParent(endDeclaration);
		SetParent(implementsList);
		_CustomLocation = customLocation;
		_ImplementsList = implementsList;
		_Accessors = accessors;
		_EndDeclaration = endDeclaration;
	}

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