#region Copyright & License Information
/*
 * Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
 * This file is part of OpenRA, which is free software. It is made
 * available to you under the terms of the GNU General Public License
 * as published by the Free Software Foundation. For more information,
 * see COPYING.
 */
#endregion

using OpenRA.Traits;
using OpenRA.Widgets;
using System.Drawing;

namespace OpenRA.Mods.RA.Widgets.Logic
{
	public class IngameChromeLogic
	{
		Widget gameRoot;

		[ObjectCreator.UseCtor]
		public IngameChromeLogic(World world)
		{
			Game.AddChatLine += AddChatLine;
			Game.BeforeGameStart += UnregisterEvents;

			var r = Widget.RootWidget;
			gameRoot = r.GetWidget("INGAME_ROOT");
			var optionsBG = gameRoot.GetWidget("INGAME_OPTIONS_BG");

			r.GetWidget<ButtonWidget>("INGAME_OPTIONS_BUTTON").OnClick = () =>
				optionsBG.Visible = !optionsBG.Visible;

			optionsBG.GetWidget<ButtonWidget>("DISCONNECT").OnClick = () =>
			{
				optionsBG.Visible = false;
				Game.Disconnect();
				Game.LoadShellMap();
				Widget.CloseWindow();
				Widget.OpenWindow("MAINMENU_BG");
			};

			optionsBG.GetWidget<ButtonWidget>("SETTINGS").OnClick = () => Widget.OpenWindow("SETTINGS_MENU");
			optionsBG.GetWidget<ButtonWidget>("MUSIC").OnClick = () => Widget.OpenWindow("MUSIC_MENU");
			optionsBG.GetWidget<ButtonWidget>("RESUME").OnClick = () => optionsBG.Visible = false;

			optionsBG.GetWidget<ButtonWidget>("SURRENDER").OnClick = () =>
				world.IssueOrder(new Order("Surrender", world.LocalPlayer.PlayerActor, false));
			optionsBG.GetWidget("SURRENDER").IsVisible = () => (world.LocalPlayer != null && world.LocalPlayer.WinState == WinState.Undefined);

			var postgameBG = gameRoot.GetWidget("POSTGAME_BG");
			var postgameText = postgameBG.GetWidget<LabelWidget>("TEXT");
			postgameBG.IsVisible = () =>
			{
				return world.LocalPlayer != null && world.LocalPlayer.WinState != WinState.Undefined;
			};

			postgameText.GetText = () =>
			{
				var state = world.LocalPlayer.WinState;
				return state == WinState.Undefined ? "" :
								(state == WinState.Lost ? "YOU ARE DEFEATED" : "YOU ARE VICTORIOUS");
			};
		}

		void UnregisterEvents()
		{
			Game.AddChatLine -= AddChatLine;
			Game.BeforeGameStart -= UnregisterEvents;
		}

		void AddChatLine(Color c, string from, string text)
		{
			gameRoot.GetWidget<ChatDisplayWidget>("CHAT_DISPLAY").AddLine(c, from, text);
		}
	}
}