/*
 * Copyright (c) 2017 ETH Zürich, Educational Development and Technology (LET)
 * 
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

using SafeExamBrowser.Contracts.Behaviour;
using SafeExamBrowser.Contracts.Configuration;
using SafeExamBrowser.Contracts.I18n;
using SafeExamBrowser.Contracts.Logging;
using SafeExamBrowser.Contracts.UserInterface;

namespace SafeExamBrowser.Core.Behaviour.Operations
{
	public class WorkingAreaOperation : IOperation
	{
		private ILogger logger;
		private ITaskbar taskbar;
		private IWorkingArea workingArea;

		public ISplashScreen SplashScreen { private get; set; }

		public WorkingAreaOperation(ILogger logger, ITaskbar taskbar, IWorkingArea workingArea)
		{
			this.logger = logger;
			this.taskbar = taskbar;
			this.workingArea = workingArea;
		}

		public void Perform()
		{
			logger.Info("Initializing working area...");
			SplashScreen.UpdateText(TextKey.SplashScreen_InitializeWorkingArea);

			// TODO
			// - Emptying clipboard

			workingArea.InitializeFor(taskbar);
		}

		public void Revert()
		{
			logger.Info("Restoring working area...");
			SplashScreen.UpdateText(TextKey.SplashScreen_RestoreWorkingArea);

			// TODO
			// - Emptying clipboard

			workingArea.Reset();
		}
	}
}