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

[Status(5, 0, 0.95f, 0, false )]
public class BouncingBulletStatus : Status
{
	public BouncingBulletStatus()
    {
		Title = "Bouncing Bullets";
		IconPath = "textures/icons/bouncing_bullets.png";
	}

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

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

		Player.Modify(this, PlayerStat.BulletNumBouncing, GetNumBouncingForLevel(Level), ModifierType.Add);
		Player.Modify(this, PlayerStat.ReloadSpeed, GetReloadSpeedMultForLevel(Level), ModifierType.Mult);
	}

	public override string GetDescription(int newLevel)
	{
		return string.Format( "Increase bullet bounces by {0} but reduce reload speed by {1}%", GetNumBouncingForLevel(Level), GetReloadSpeedPercentForLevel(Level));
	}

	public override string GetUpgradeDescription(int newLevel)
    {
		return newLevel > 1 ? string.Format("Increase bullet bounces by {0}→{1} but reduce reload speed by {2}%→{3}%", GetNumBouncingForLevel(newLevel - 1), GetNumBouncingForLevel(newLevel), GetReloadSpeedPercentForLevel(newLevel - 1), GetReloadSpeedPercentForLevel(newLevel)) : GetDescription(newLevel);
	}

	public float GetNumBouncingForLevel(int level)
	{
		return level + (level == 5 ? 1 : 0);
	}

	public float GetReloadSpeedMultForLevel(int level)
	{
		return 1f - (0.08f + 0.12f * level);
	}

	public float GetReloadSpeedPercentForLevel(int level)
	{
		return 8f + level * 12f;
    }
}