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

using NUnit.Framework;

using Xamarin.UITest;
using Xamarin.UITest.Queries;

namespace Xamarin.Forms.Core.UITests
{
	internal abstract class BaseTestFixture
	{
		// TODO: Landscape tests

	 	public static IApp App { get; private set; }
		public string PlatformViewType { get; protected set; }
		public bool ShouldResetPerFixture { get; protected set; }
		public AppRect ScreenBounds { get; private set; }

		protected BaseTestFixture ()
		{
			ShouldResetPerFixture = true;
		}

		protected abstract void NavigateToGallery ();

		[TestFixtureSetUp]
		protected virtual void FixtureSetup ()
		{
			if (ShouldResetPerFixture) {
				RelaunchApp ();
			}
		}

		[TestFixtureTearDown]
		protected virtual void FixtureTeardown ()
		{	
		}

		[SetUp]
		protected virtual void TestSetup () 
		{
			if (!ShouldResetPerFixture) {
				RelaunchApp ();
			}
			App.Screenshot ("Begin Test");
		}

		[TearDown]
		protected virtual void TestTearDown ()
		{
			App.Screenshot ("Test complete");
		}

		void RelaunchApp ()
		{
			App = null;
			RunningApp.App = null;

			try {
				RunningApp.Restart ();
			} catch (Exception ex) {
				// if at first you dont succeed
				RunningApp.Restart ();
			}
			App = RunningApp.App;

			App.SetOrientationPortrait ();
			ScreenBounds = App.RootViewRect ();
			NavigateToGallery ();
		}
	}
}