[Serializable] public class HeroDetails : ObservableObject { public static IHeroService Service { get; set; } public string Id; public string StoreId; public string Name; public string Description; public string Special; public string Price; public Sprite Icon; public GameObject DisplayPrefab; public GameObject GamePrefab;

    public int MaxLevel = 20;
    public int Level = 0;
    public float LevelPercent
    {
        get {
            return (float)Level / (float)MaxLevel; 
        }
    }

    private bool _isLocked = true;

    public bool IsLocked
    {
        get { return _isLocked; }
        set
        {
            if (_isLocked == value)
                return;
            _isLocked = value;
            NotifyProperty("IsLocked", value);
        }
    }

    public List<HeroUpgrade> Upgrades; 

    public void CalculateLevel()
    {
        MaxLevel = Upgrades.Sum(o => o.MaxLevel);
        Level = Upgrades.Sum(o => o.Level);
        NotifyProperty("LevelPercent", LevelPercent);
        NotifyProperty("Level", Level);
        NotifyProperty("MaxLevel", MaxLevel);
    }
}

[Serializable]
public class HeroUpgrade : ObservableObject
{
    public static IHeroService Service
    {
        get { return HeroDetails.Service; }
    }

    public bool Disabled;
    public string Id;
    public string Name;
    public string Description;
    public Sprite Icon;

    public int CostBase = 100;
    [Range(0, 1)]
    public float CostIncrease = .5f;

    [Range(0, 10)]
    public int MaxLevel = 5;
    private int _level;

    public int Level
    {
        get { return _level; }
        set
        {
            if (_level == value)
                return;
            _level = value;
            NotifyProperty("Level", value);
            NotifyProperty("Cost", Cost);
            NotifyProperty("Percent", Percent);
            NotifyProperty("IsMaxed", IsMaxed);
            NotifyProperty("CanPurchase", CanPurchase);
        }
    }

    public bool CanPurchase
    {
        get { return Level < MaxLevel && Cost <= Service.Money; }
    }

    public int Cost
    {
        get { return GetPriceForLevel(Level); }
    }

    public bool IsMaxed
    {
        get { return Level == MaxLevel; }
    }

    public float Percent
    {
        get { return Level / MaxLevel; }
    }

    public int GetPriceForLevel(int level)
    {
        //0 Fix
        level++;
        return Mathf.RoundToInt((CostBase * level) + (CostBase * level * (CostIncrease + (CostIncrease * level))));
    }

    /// <summary>
    /// Update Properties
    /// </summary>
    public void Refresh()
    {
        NotifyProperty("CanPurchase", CanPurchase);
    }
}