using System;
using OpenTK.Graphics;
using osu.Framework.Logging;
using osu.Framework.Graphics;
using osu.Game.Overlays.Pause;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.Colour;
using osu.Framework.GameModes.Testing;
using osu.Framework.Graphics.UserInterface;

namespace osu.Desktop.VisualTests.Tests
{
    class TestCasePauseOverlay : TestCase
    {
        public override string Name => @"PauseOverlay";

        public override string Description => @"Tests the pause overlay";

        private PauseOverlay pauseOverlay;
        private int retryCount;

        public override void Reset()
        {
            base.Reset();

            Children = new Drawable[]
            {
                new Box
                {
                    ColourInfo = ColourInfo.GradientVertical(Color4.Gray, Color4.WhiteSmoke),
                    RelativeSizeAxes = Framework.Graphics.Axes.Both
                },
                pauseOverlay = new PauseOverlay
                {
                    Depth = -1
                },
                new FlowContainer
                {
                    RelativeSizeAxes = Axes.Both,
                    Origin = Anchor.TopLeft,
                    Anchor = Anchor.TopLeft,
                    Direction = FlowDirection.VerticalOnly,
                    Children = new Drawable[]
                    {
                        new Button
                        {
                            Text = @"Pause",
                            Anchor = Anchor.TopLeft,
                            Origin = Anchor.TopLeft,
                            Width = 100,
                            Height = 50,
                            Colour = Color4.Black,
                            Action = (() => pauseOverlay.Show())
                        },
                        new Button
                        {
                            Text = @"Add Retry",
                            Anchor = Anchor.TopLeft,
                            Origin = Anchor.TopLeft,
                            Width = 100,
                            Height = 50,
                            Colour = Color4.Black,
                            Action = (delegate {
                                retryCount++;
                                pauseOverlay.SetRetries(retryCount);
                            }),
                        }
                    }
                }
            };

            pauseOverlay.OnResume += (() => Logger.Log(@"Resume"));
            pauseOverlay.OnRetry += (() => Logger.Log(@"Retry"));
            pauseOverlay.OnQuit += (() => Logger.Log(@"Quit"));
        }
    }
}