status/CurseNumDashesStatus.cs
using System;
using System.Collections.Generic;
using System.Linq;
using Sandbox;

[Status(4, 0, 0.7f, 0, true )]
public class CurseNumDashesStatus : Status
{
	public CurseNumDashesStatus()
    {
		Title = "Less Dashes";
		IconPath = "textures/icons/curse_num_dashes.png";
	}

	public override void Init(Player player)
	{
		base.Init(player);
	}

	public override void Refresh()
    {
		Description = GetDescription(Level);

        Player.Modify(this, PlayerStat.NumDashes, GetNumDashesForLevel(Level), ModifierType.Add);
		Player.NumDashesAvailable = Math.Min( Player.NumDashesAvailable, (int)Player.Stats[PlayerStat.NumDashes] );
	}

	public override string GetDescription(int newLevel)
	{
		return string.Format("Decrease num dashes by {0}", GetNumDashesForLevel(Level));
	}

	public override string GetUpgradeDescription(int newLevel)
    {
		return newLevel > 1 ? string.Format( "Decrease num dashes by {0}→{1}", GetNumDashesForLevel(newLevel - 1), GetNumDashesForLevel(newLevel)) : GetDescription(newLevel);
	}

	public float GetNumDashesForLevel(int level)
	{
		return -level;
	}
}