using Noesis;
using System.Collections.Generic;
using Vector2 = UnityEngine.Vector2;
using Grid = Noesis.Grid;

namespace StellarConquest.Presentation.Unity.UI
{
    public partial class ViewboxGridControl : Grid
    {
        public static readonly DependencyProperty ScalingEnabledProperty = DependencyProperty.Register("ScalingEnabled", typeof(bool), typeof(ViewboxGridControl), new PropertyMetadata(true));

        public static readonly List<Vector2> AspectRatios = new List<Vector2>()
        {
            new Vector2(7680, 4320), // 0
            new Vector2(3840, 2160), // 1
            new Vector2(2560, 1440), // 2
            new Vector2(1920, 1080), // 3
            new Vector2(1600, 900),  // 4
            new Vector2(1366, 768),  // 5
            new Vector2(1280, 720),  // 6
            new Vector2(1152, 648),  // 7 
            new Vector2(1024, 576),  // 8
        };

        public static int DefaultAspectRatioIndex = 5;

        public ViewboxGridControl()
        {
            Loaded += (sender, e) =>
            {

                if (PlayerPreferences.Instance != null)
                    SetScale(PlayerPreferences.Instance.UserInterfaceSize);
                else
                    SetScale(DefaultAspectRatioIndex);
            };
        }

        public void SetScale(int index)
        {
            if (ScalingEnabled)
            {
                Width = AspectRatios[index].x;
                Height = AspectRatios[index].y;
            }
        }

        public Vector2 GetViewboxScale()
        {
            Viewbox viewbox = this.Parent as Viewbox;
            if (viewbox == null)
                return new Vector2(1, 1);
            float x = viewbox.ActualWidth / ActualWidth;
            float y = viewbox.ActualHeight / ActualHeight;

            return new Vector2(x, y);
        }

        public bool ScalingEnabled
        {
            get { return (bool)GetValue(ScalingEnabledProperty); }
            set { SetValue(ScalingEnabledProperty, value); }
        }
    }
}