using System;
using Sandbox;

[Perk( Rarity.Unique, disabled: true, alwaysOfferDebug: false )]
public class PerkShuffleSideToSide : Perk
{
	private enum Mod { Chance, };

	static PerkShuffleSideToSide()
	{
		//Register<PerkShuffleSideToSide>(
		//	name: "Antsy",
		//	imagePath: "textures/icons/vector/shuffle_side_to_side.png",
		//	description: level => $"{GetValue( level, Mod.Chance, true )}% chance to dash for free, but shuffle from side to side while moving",
		//	upgradeDescription: level => $"{GetValue( level - 1, Mod.Chance, true )}%→{GetValue( level, Mod.Chance, true )}% chance to dash for free, but shuffle from side to side while moving"
		//);
	}

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

		ShouldUpdate = true;
	}

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

	}

	public override void Update( float dt )
	{
		base.Update( dt );

		if ( Player.IsInTheAir || !Player.IsMoving )
			return;

		// todo: find a different downside? 
		// todo: make this a curse instead
		Player.Position2D += Utils.GetPerpendicularVector( Player.FacingDir ) * Utils.FastSin( Time.Now * 5f ) * 60f * Player.GetMoveSpeedMultiplier() * dt;
	}

	public override void OnDashStarted( Vector2 dir )
	{
		base.OnDashStarted( dir );

		if ( Game.Random.Float( 0f, 1f ) < GetValue( Level, Mod.Chance ) )
		{
			Player.RechargeDashInstantly();
		}
	}

	private static float GetValue( int level, Mod mod, bool isPercent = false )
	{
		switch ( mod )
		{
			case Mod.Chance:
			default:
				return isPercent
					? 30f
					: 0.30f;
		}
	}
}