//! Marks state as unlocked and triggers OnStateUnlocked.
/*
* \param state State to be unlocked.
*/
private void UnlockState(StoryGraphState state)
{
Debug.Log("Unlocking state: " + state.title);
storyScript.OnStateUnlocked(state.title);
state.unlocked = true;
UpdateCurrentDialogue(state);
}
//! Marks state as completed and triggers OnStateCompleted, raises error if requirements not met or invalid state name.
/*
* \param stateTitle State requested for completion.
*/
public void CompleteState(string stateTitle)
{
/* Marks the state with the given title as being completed.
* Also calls the StoryScript's OnStateCompleted hook for the given state.
* If any new states are unlocked by this completion, the OnStateUnlocked hook is called for each one.
* Raises an Exception if the state with the given title was not found (probably due to typo).
* Raises an Exception if the state's requirements were not met (StoryScripts should not try and do this).
*/
Debug.Log("CompleteState called for " + stateTitle);
StoryGraphState state = GetStateWithTitle(stateTitle);
// Check if this state's requirements are actually met
foreach (var req in state.requirements)
{
if (!GetStateWithTitle(req).completed)
{
throw new StateRequirementsNotMet(stateTitle);
}
}
Debug.Log("All requirements are met");
// If they are met, mark the state completed
Debug.Log("Marking state as completed and calling storyScript's OnStateCompleted");
storyScript.OnStateCompleted(stateTitle);
state.completed = true;
UpdateCurrentDialogue(state);
// Check if completing this state unlocks any new states
Debug.Log("Checking for newly unlocked states");
foreach (var otherState in states)
{
//Debug.Log("Iterating: " + otherState.title);
if (otherState.title == stateTitle || otherState.unlocked)
{
//Debug.Log("Skipping " + otherState.title);
continue;
}
bool allReqsComplete = true;
foreach (var req in otherState.requirements)
{
if (!GetStateWithTitle(req).completed)
{
allReqsComplete = false;
break;
}
}
if (allReqsComplete)
{
//Debug.Log("All reqs completed");
UnlockState(otherState);
}
else
{
//Debug.Log("All reqs not completed");
}
}
}
//! Adds a new state to the list of states.
/*!
* \param state State object to be added.
*/
protected void AddState(StoryGraphState state)
{
// Adds a new state to the list of states
states.Add(state);
if (state.requirements.Length == 0)
{
// Some states (such as the intro state) have no requirements.
UnlockState(state);
}
}
//! Updates the dialogue for a state.
/*!
* \param state State that should be updated.
*/
private void UpdateCurrentDialogue(StoryGraphState state)
{
// Updates the dialogue for a state, either when it is freshly unlocked or freshly completed
if (state.completed)
{
UpdateCurrentDialogueFromDict(state.dialogueOnCompleted);
}
else if (state.unlocked)
{
UpdateCurrentDialogueFromDict(state.dialogueOnUnlocked);
}
}
