/// <summary>
/// Tries to add an item to the LevelInventory. Nothing happens if Inventory is already full.
/// </summary>
/// <param name="power">The powerup type to add to the inventory.</param>
public void AddPowerupToUI(Powerup.Power power)
{
for (int i = 0; i < pwrInventory.Length; i++)
{
if (pwrInventory [i] == Powerup.Power.none)
{
pwrInventory [i] = power;
OnInventoryChange();
return;
}
}
Debug.Log("Inventory is already full!");
}
/// <summary>
/// Returns the amount of a particular powerup.
/// </summary>
public int GetPowerupAmount(Powerup.Power ptype)
{
string powerupName = ptype.ToString();
if (PlayerPrefs.HasKey(powerupName))
{
return(PlayerPrefs.GetInt(powerupName, 0));
}
else
{
Debug.LogWarning("Powerup type: " + powerupName + " does not exist in the PlayerPrefs");
PlayerPrefs.SetInt(powerupName, 0);
}
return(0);
}
/// <summary>
/// Collect a powerup (anywhere in-game) and add it to the GlobalInventory (and LevelInventory).
/// </summary>
public void CollectPowerup(Powerup.Power ptype)
{
// Pass the powerup to the level inventory.
LevelInventory.Instance.AddPowerupToUI(ptype);
string powerupName = ptype.ToString();
if (PlayerPrefs.HasKey(powerupName))
{
int powerupCount = PlayerPrefs.GetInt(powerupName);
PlayerPrefs.SetInt(powerupName, powerupCount + 1);
}
else
{
PlayerPrefs.SetInt(powerupName, 1);
}
// Only save collecting powerups after finishing level??
PlayerPrefs.Save();
}
/// <summary>
/// Spend a powerup from the GlobalInventory. (Called when user clicks a powerup slot).
/// </summary>
/// <param name="ptype"></param>
public void SpendPowerup(Powerup.Power ptype)
{
string powerupName = ptype.ToString();
if (PlayerPrefs.HasKey(powerupName))
{
int powerupCount = PlayerPrefs.GetInt(powerupName);
if (powerupCount < 1)
{
Debug.LogError("Trying to spend " + powerupName + " powerup, but the user doesn't have any!");
}
else
{
PlayerPrefs.SetInt(powerupName, powerupCount - 1);
}
}
else
{
Debug.LogError("Trying to spend " + powerupName + " powerup, but it doesn't exist in PlayerPrefs!");
}
// Do we want to allow retry with all three powerups if one was already spent??
PlayerPrefs.Save();
}