protected virtual void RollScene()
{
Encounter currentScene;
//check trigger scenes, add them if not already in queue.
foreach (var scene in triggerScenes)
{
if (scene.isActive && scene.isTriggered())
{
triggered.Enqueue(scene);
}
}
if (triggered.Count > 0)
{
currentScene = triggered.Dequeue();
}
//if we have no triggers, check for bad luck prevention.
else
{
//set up the picker as a fallback.
Lottery <Encounter> picker = new Lottery <Encounter>();
//loop through the semi-randoms.
foreach (var entry in semiRandomScenes)
{
//ignore inactives.
if (!entry.Key.isActive)
{
continue;
}
//add any new items that are still active and proc our bad luck preventer.
else if (entry.Value >= entry.Key.numEncountersBeforeRequiringThis && !badLuckPreventerScene.Contains(entry.Key))
{
badLuckPreventerScene.Enqueue(entry.Key);
}
//only add them to the RNG lottery if we're actually going to use the RNG lottery - that is, we don't have any bad luck preventers taking priority.
else if (badLuckPreventerScene.Count == 0)
{
picker.AddItem(entry.Key, entry.Key.chances);
}
}
//do the first bad luck preventer if any exist.
if (badLuckPreventerScene.Count > 0)
{
currentScene = badLuckPreventerScene.Dequeue();
}
//if none exist
else
{
//finish adding the entries to the RNG lottery.
foreach (var scene in randomScenes)
{
if (scene.isActive)
{
picker.AddItem(scene, scene.chances);
}
}
//select an entry from the lottery.
currentScene = picker.Select();
}
}
//run the scene.
currentScene.RunEncounter();
//if the scene is now complete, remove it from the hashset/dictionary that contains it.
if (currentScene.isCompleted)
{
if (currentScene is TriggeredEncounter trigger)
{
triggerScenes.Remove(trigger);
}
else if (currentScene is SemiRandomEncounter semiRandom)
{
semiRandomScenes.Remove(semiRandom);
semiRandomContainer.Remove(semiRandom);
}
else
{
RandomEncounter random = (RandomEncounter)currentScene;
randomScenes.Remove(random);
}
}
//if the current scene was semi-random, reset its bad luck preventer count. otherwise,
//increment the bad luck preventer for each scene.
foreach (var entry in semiRandomScenes.Keys)
{
if (entry == currentScene)
{
semiRandomScenes[entry] = 0;
}
else if (entry.isActive)
{
semiRandomScenes[entry]++;
}
}
}