/*
* Callback used with the BoardRunners to wrap their usage and add functionality
* to their callbacks.
*/
private void OnBoardCallback(Element element)
{
if (string.IsNullOrEmpty(element.linkedBoardId))
{
// Regular flow
if (onElementTriggered != null)
{
onElementTriggered(element);
}
}
else
{
BoardWalker nextBoard = walkers.Find(x => x.board.id == element.linkedBoardId);
if (nextBoard == null)
{
Debug.LogWarning("[Arcweave] Cannot find linked board runner for: " + element.linkedBoardId);
// Fallback to regular flow, pray to god something handles this
if (onElementTriggered != null)
{
onElementTriggered(element);
}
}
else
{
// Set next board as active
active = nextBoard;
// Basically, a refresh to trigger the callback
active.SetCurrent(active.current);
}
}
}
/*
* Used by the back action.
*/
public void SetCurrentNode(Element node)
{
if (node.ownerBoard != active.board)
{
active = walkers.Find(x => x.board == node.ownerBoard);
}
active.SetCurrent(node);
}
/*
* Create the runner from given project, with given runner.
*/
public ProjectRunner(Project project, MonoBehaviour runner)
{
this.project = project;
this.runner = runner;
walkers = new List <BoardWalker>();
for (int i = 0; i < project.boards.Length; i++)
{
IBoardEntry entry = project.boards[i];
if (!(entry is Board))
{
continue;
}
Board board = entry as Board;
try {
BoardWalker walker = new BoardWalker(board, this.project);
walkers.Add(walker);
} catch (Exception e) {
Debug.LogWarning("[Arcweave] Cannot create BoardWalker for Board " + board.realName + ".\n" + e.Message);
}
}
// If there's no walker loaded, bail!
if (walkers.Count == 0)
{
throw new Exception("Cannot create ProjectRunner. No board loaded.");
}
// Use starting board and root node of that board
Board startingBoard = project.boards[project.startingBoardIdx];
active = walkers[project.startingBoardIdx];
active.current = startingBoard.GetElement(startingBoard.rootElementId);
// Set callbacks to board runners
walkers.ForEach(x => x.SetElementCallback(OnBoardCallback));
}