// Copyright Epic Games, Inc. All Rights Reserved.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AutomationTool
{
	/// <summary>
	/// Defines a label within a graph. Labels are similar to badges, and give the combined status of one or more job steps. Unlike badges, they
	/// separate the requirements for its status and optional nodes to be included in its status, allowing this to be handled externally.
	/// </summary>
	class Label
	{
		/// <summary>
		/// Category for this label
		/// </summary>
		public readonly string Category;

		/// <summary>
		/// Name of this badge
		/// </summary>
		public readonly string Name;

		/// <summary>
		/// Set of nodes that must be run for this label to be shown.
		/// </summary>
		public HashSet<Node> RequiredNodes = new HashSet<Node>();

		/// <summary>
		/// Set of nodes that will be included in this label if present.
		/// </summary>
		public HashSet<Node> IncludedNodes = new HashSet<Node>();

		/// <summary>
		/// Constructor
		/// </summary>
		/// <param name="InName">Name of this label</param>
		/// <param name="InCategory">Type of this label</param>
		public Label(string InName, string InCategory)
		{
			Name = InName;
			Category = InCategory;
		}

		/// <summary>
		/// Get the name of this label
		/// </summary>
		/// <returns>The name of this label</returns>
		public override string ToString()
		{
			return String.Format("{0}/{1}", Category, Name);
		}
	}
}