using System;
using System.Collections;
using System.Collections.Generic;
using System.Data.SqlTypes;
using System.Linq;
using System.Xml.Schema;
using Godot;

namespace Babushka.scripts.CSharp.Common.Util;

public static class LinqExtras
{
    public static void ForEach<T>(this IEnumerable<T> self, Action<T> action)
    {
        foreach (var t in self)
        {
            action.Invoke(t);
        }
    }

    public static void ForEach<T>(this IEnumerable<T> self, Action<T, int> action)
    {
        var i = 0;
        foreach (var t in self)
        {
            action.Invoke(t, i);
            i++;
        }
    }

    public static T? Random<T>(this IEnumerable<T> self)
    {
        var selfList = self.ToList();
        if (selfList.Count == 0) return default;
        if (selfList.Count == 1) return selfList[0];
        var randomIndex = new Random().Next(0, selfList.Count);
        return selfList[randomIndex];
    }

    public static IEnumerable<T> Shuffle<T>(this IEnumerable<T> self)
    {
        var selfList = self.ToList();
        var random = new Random();
        for (var i = 0; i < selfList.Count; i++)
        {
            var j = random.Next(i, selfList.Count);
            (selfList[i], selfList[j]) = (selfList[j], selfList[i]);
        }
        return selfList;
    }

    public static Color RandomHue(this Color color)
    {
        color.ToHsv(out _, out float saturation, out var value );
        var rng = new RandomNumberGenerator();
        return Color.FromHsv(rng.Randf(), saturation, value);
    }
}