public void GenerateSelection()
{
// Destroy the previous selection
for (int i = transform.childCount - 1; i >= 0; i--)
{
Destroy(transform.GetChild(i).gameObject);
}
// Tracks what the game has given the player, so the game don't give duplicates
var selectedTypes = new Type[3];
var selectedNames = new string[3];
// So the game doesn't keep retying to select a non-duplicate option forever
var lagCounter = 0;
const int lagCap = 5000;
// TODO - Perhaps modify amount of choices
for (var i = 0; i < 3; i++)
{
// If it's the first time opening the shop this level, the game should display a different selection
if (shop.HasPlayerMadePurchase())
{
// Add a new turret to the selection
WeightedList <TurretBlueprint> turrets = _levelData.initialTurretSelection;
TurretBlueprint selected = turrets.GetRandomItem();
// Gets a new turret if there is a duplicate (depending on settings)
switch (_levelData.initialDuplicateCheck)
{
case DuplicateTypes.None:
break;
case DuplicateTypes.ByName:
while (selectedNames.Contains(selected.displayName))
{
selected = turrets.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new turret");
}
}
break;
case DuplicateTypes.ByType:
while (selectedTypes.Contains(selected.GetType()))
{
selected = turrets.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new turret");
}
}
break;
default:
throw new ArgumentOutOfRangeException();
}
// Adds our selection to the UI
GenerateTurretUI(selected);
// Add the selection to our selected arrays to avoid duplicates
selectedTypes[i] = selected.GetType();
selectedNames[i] = selected.displayName;
continue;
}
// Select if the game should get an Module or a turret
float choice = Random.Range(0f, _levelData.turretOptionWeight.Evaluate(GameStats.Rounds)
+ _levelData.moduleOptionWeight.Evaluate(GameStats.Rounds));
if (choice > _levelData.turretOptionWeight.Evaluate(GameStats.Rounds))
{
// Grants an Module option
WeightedList <Module> modules = _levelData.modules.ToWeightedList(GameStats.Rounds);
Module selected = modules.GetRandomItem();
// Check the player actually has a turret of the modules type
// But only if they have actually bought some turrets
if (_turretTypes.Any())
{
while (!(selected.GetValidTypes() == null ||
_turretTypes.Any(x => selected.GetValidTypes().Contains(x))))
{
selected = modules.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new Module");
}
}
}
// Gets a new Module if the random has picked a duplicate (depending on settings)
switch (_levelData.moduleDuplicateCheck)
{
case DuplicateTypes.None:
break;
case DuplicateTypes.ByName:
while (selectedNames.Contains(selected.displayName))
{
selected = modules.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new Module");
}
}
break;
case DuplicateTypes.ByType:
while (selectedTypes.Contains(selected.GetType()))
{
selected = modules.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new Module");
}
}
break;
default:
throw new ArgumentOutOfRangeException();
}
// Adds the Module as an option to the player
GenerateModuleUI(selected);
// Add it to our "history" to avoid duplicates on our next selection
selectedTypes[i] = selected.GetType();
selectedNames[i] = selected.displayName;
}
else
{
// Grants a turret option
WeightedList <TurretBlueprint> turrets = _levelData.turrets.ToWeightedList(GameStats.Rounds);
TurretBlueprint selected = turrets.GetRandomItem();
// Check the game didn't pick something it's already picked (depending on duplicate checking type)
switch (_levelData.turretDuplicateCheck)
{
case DuplicateTypes.None:
break;
case DuplicateTypes.ByName:
while (selectedNames.Contains(selected.displayName))
{
selected = turrets.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new turret");
}
}
break;
case DuplicateTypes.ByType:
while (selectedTypes.Contains(selected.GetType()))
{
selected = turrets.GetRandomItem();
lagCounter++;
if (lagCounter > lagCap)
{
throw new OverflowException("Too many attempts to pick new turret");
}
}
break;
default:
throw new ArgumentOutOfRangeException();
}
// Add the turret to the ui for the player to pick
GenerateTurretUI(selected);
// Add the turret to our history so the game don't pick it again
selectedTypes[i] = selected.GetType();
selectedNames[i] = selected.displayName;
}
}
}
