// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.

using System;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.UserInterface;
using osu.Game.Screens.Edit.Setup.Components.LabelledComponents;
using osu.Game.Tournament.IPC;
using osuTK;
using osuTK.Graphics;

namespace osu.Game.Tournament.Screens
{
    public class SetupScreen : TournamentScreen
    {
        [Resolved]
        private MatchIPCInfo ipc { get; set; }

        [BackgroundDependencyLoader]
        private void load()
        {
            reload();
        }

        private void reload()
        {
            var fileBasedIpc = ipc as FileBasedIPC;

            InternalChildren = new Drawable[]
            {
                new ActionableInfo
                {
                    Label = "Current IPC source",
                    ButtonText = "Refresh",
                    Action = () =>
                    {
                        fileBasedIpc?.LocateStableStorage();
                        reload();
                    },
                    Value = fileBasedIpc?.Storage?.GetFullPath(string.Empty) ?? "Not found",
                    Failing = fileBasedIpc?.Storage == null,
                    Description = "The osu!stable installation which is currently being used as a data source. If a source is not found, make sure you have created an empty ipc.txt in your stable cutting-edge installation, and that it is registered as the default osu! install."
                }
            };
        }

        private class ActionableInfo : LabelledComponent
        {
            private OsuButton button;

            public ActionableInfo()
                : base(true)
            {
            }

            public string ButtonText
            {
                set => button.Text = value;
            }

            public string Value
            {
                set => valueText.Text = value;
            }

            public bool Failing
            {
                set => valueText.Colour = value ? Color4.Red : Color4.White;
            }

            public Action Action;

            private OsuSpriteText valueText;

            protected override Drawable CreateComponent() => new Container
            {
                AutoSizeAxes = Axes.Y,
                RelativeSizeAxes = Axes.X,
                Children = new Drawable[]
                {
                    valueText = new OsuSpriteText
                    {
                        Anchor = Anchor.CentreLeft,
                        Origin = Anchor.CentreLeft,
                    },
                    button = new TriangleButton
                    {
                        Anchor = Anchor.CentreRight,
                        Origin = Anchor.CentreRight,
                        Size = new Vector2(100, 30),
                        Action = () => Action?.Invoke()
                    },
                }
            };
        }
    }
}