using Noesis;
using System;
using System.Diagnostics;
using StoryboardTag = System.Tuple<Noesis.Storyboard, int>;

namespace StellarConquest.Presentation.Unity.UI
{
    public static class FrameworkElementExtensionMethods
    {
        public static TimeSpan ScreenSlowFadeTime = TimeSpan.FromMilliseconds(400);
        public static TimeSpan ScreenFastFadeTime = TimeSpan.FromMilliseconds(125);

        public static void StopStoryboard(this FrameworkElement frameworkElement)
        {
            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
            }
        }

        public static Storyboard FadeOscillate(this FrameworkElement frameworkElement, FrameworkElement parent, TimeSpan duration, float fromOpacity, float toOpacity)
        {
            string key = "FadeOscillate" + frameworkElement.GetHashCode();

            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            DoubleAnimation doubleAnimation = new DoubleAnimation();
            doubleAnimation.Duration = new Duration(duration);
            doubleAnimation.From = fromOpacity;
            doubleAnimation.To = toOpacity;
            //doubleAnimation.EasingFunction = new SineEase() { EasingMode = EasingMode.EaseInOut };
            
            Storyboard storyboard = new Storyboard();

            parent.Resources.Add(key, storyboard);
            frameworkElement.Tag = new StoryboardTag(storyboard, 1);
            storyboard.RepeatBehavior = RepeatBehavior.Forever;
            storyboard.AutoReverse = true;
            storyboard.Duration = doubleAnimation.Duration;
            storyboard.Children.Add(doubleAnimation);
            Storyboard.SetTarget(doubleAnimation, frameworkElement);
            Storyboard.SetTargetProperty(doubleAnimation, new PropertyPath("Opacity"));
            storyboard.Begin();
            return storyboard;
        }

        public static void FadeInScreen(this FrameworkElement frameworkElement, FrameworkElement parent, Action completed = null)
        {
            FadeIn(frameworkElement, parent, ScreenSlowFadeTime, completed);
        }

        public static void FadeIn(this FrameworkElement frameworkElement, FrameworkElement parent, TimeSpan duration, Action completed = null)
        {
            frameworkElement.Opacity = 0;
            string key = "Fade" + frameworkElement.GetHashCode();

            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            if (parent.Resources.Contains(key))
            {
                UnityEngine.Debug.LogWarning("Resource already exists");
                return;
            }

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = new Duration(duration);
            animation.AutoReverse = false;
            animation.FillBehavior = FillBehavior.Stop;

            Storyboard storyboard = new Storyboard();
            storyboard.AutoReverse = false;
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;
            storyboard.Children.Add(animation);

            parent.Resources.Add(key, storyboard);
            frameworkElement.Tag = new StoryboardTag(storyboard, 1);

            Storyboard.SetTarget(animation, frameworkElement);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Opacity"));
            animation.From = frameworkElement.Opacity;
            animation.To = 1;
            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                frameworkElement.Tag = null;
                frameworkElement.Opacity = 1.0f;
                completed?.Invoke();
            };

            storyboard.Begin();
        }

        public static void FadeOutScreen(this FrameworkElement frameworkElement, FrameworkElement parent, Action completed = null)
        {
            FadeOut(frameworkElement, parent, ScreenFastFadeTime, completed);
        }

        public static void FadeOut(this FrameworkElement frameworkElement, FrameworkElement parent, TimeSpan duration, Action completed = null)
        {
            frameworkElement.Opacity = 1;

            string key = "Fade" + frameworkElement.GetHashCode();
            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = new Duration(duration);
            animation.AutoReverse = false;
            animation.FillBehavior = FillBehavior.Stop;

            Storyboard storyboard = new Storyboard();
            parent.Resources.Add(key, storyboard);

            frameworkElement.Tag = new StoryboardTag(storyboard, 0);
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;

            storyboard.Children.Add(animation);
            Storyboard.SetTarget(animation, frameworkElement);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Opacity"));
            animation.From = frameworkElement.Opacity;
            animation.To = 0;
            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                frameworkElement.Opacity = 0;
                frameworkElement.Tag = null;
                completed?.Invoke();

            };
            storyboard.Begin();
        }

        public static void FadeTo(this FrameworkElement frameworkElement, FrameworkElement parent, TimeSpan duration, float value, Action completed = null)
        {
            string key = "Fade" + frameworkElement.GetHashCode();

            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            if (parent.Resources.Contains(key))
            {
                UnityEngine.Debug.LogWarning("Resource already exists");
                return;
            }

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = new Duration(duration);
            animation.AutoReverse = false;
            animation.FillBehavior = FillBehavior.Stop;

            Storyboard storyboard = new Storyboard();
            storyboard.AutoReverse = false;
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;
            storyboard.Children.Add(animation);

            parent.Resources.Add(key, storyboard);
            frameworkElement.Tag = new StoryboardTag(storyboard, 1);

            Storyboard.SetTarget(animation, frameworkElement);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Opacity"));
            animation.From = frameworkElement.Opacity;
            animation.To = value;
            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                frameworkElement.Tag = null;
                frameworkElement.Opacity = value;
                completed?.Invoke();
            };

            storyboard.Begin();
        }

        public static bool IsFadeActive(this FrameworkElement frameworkElement)
        {
            return frameworkElement.Tag != null;
        }

        public static void Start(this ProgressBar progressBar, FrameworkElement parent, float startValue, float endValue, TimeSpan duration, Action completed = null)
        {
            StopStoryboard(progressBar);

            string key = "ProgressBar" + progressBar.GetHashCode();

            DoubleAnimation animation = new DoubleAnimation();
            //animation.EnableDependentAnimation = true;
            animation.Duration = new Duration(duration);
            Storyboard storyboard = new Storyboard();
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;
            storyboard.Children.Add(animation);
            Storyboard.SetTarget(animation, progressBar);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Value"));
            animation.From = startValue;
            animation.To = endValue;
            animation.FillBehavior = FillBehavior.Stop;

            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                completed?.Invoke();
            };
            progressBar.Tag = storyboard;
            parent.Resources.Add(key, storyboard);
            storyboard.Begin();
        }

        public static void Unblur(this FrameworkElement frameworkElement, FrameworkElement parent, TimeSpan duration, Action completed = null)
        {
            if (!(frameworkElement.Effect is BlurEffect blurEffect))
                return;

            string key = "Blur" + frameworkElement.GetHashCode();

            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            float from = blurEffect.Radius;

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = new Duration(duration);
            animation.AutoReverse = false;
            animation.FillBehavior = FillBehavior.Stop;

            Storyboard storyboard = new Storyboard();
            storyboard.AutoReverse = false;
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;
            storyboard.Children.Add(animation);

            parent.Resources.Add(key, storyboard);
            frameworkElement.Tag = new StoryboardTag(storyboard, 1);

            Storyboard.SetTarget(animation, frameworkElement);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Effect.Radius"));
            animation.From = from;
            animation.To = 0;
            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                frameworkElement.Tag = null;
                blurEffect.Radius = 0;
                frameworkElement.Effect = null;
                completed?.Invoke();
            };

            storyboard.Begin();
        }

        public static void Blur(this FrameworkElement frameworkElement, FrameworkElement parent, float radius, TimeSpan duration, Action completed = null)
        {
            if (!(frameworkElement.Effect is BlurEffect blurEffect))
            {
                blurEffect = new BlurEffect();
                frameworkElement.Effect = blurEffect;
            }

            string key = "Blur" + frameworkElement.GetHashCode();

            if (frameworkElement.Tag is StoryboardTag tag)
            {
                tag.Item1.Stop();
                parent.Resources.Remove(key);
            }

            float from = blurEffect.Radius;

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = new Duration(duration);
            animation.AutoReverse = false;
            animation.FillBehavior = FillBehavior.Stop;

            Storyboard storyboard = new Storyboard();
            storyboard.AutoReverse = false;
            storyboard.Duration = animation.Duration;
            storyboard.FillBehavior = FillBehavior.Stop;
            storyboard.Children.Add(animation);

            parent.Resources.Add(key, storyboard);
            frameworkElement.Tag = new StoryboardTag(storyboard, 1);

            Storyboard.SetTarget(animation, frameworkElement);
            Storyboard.SetTargetProperty(animation, new PropertyPath("Effect.Radius"));
            animation.From = from;
            animation.To = radius;
            storyboard.Completed += (sender2, e2) =>
            {
                parent.Resources.Remove(key);
                frameworkElement.Tag = null;
                blurEffect.Radius = radius;
                completed?.Invoke();
            };

            storyboard.Begin();
        }

    }
}