static ProjectedGameState GetNextGameStateFromAction(ScenarioState lastState, EntityData entity, Action action)
{
ScenarioState newState = lastState.DeepCopy();
newState.lastGameState = lastState;
EntityData entityCopy = newState.GetAllEntities().Find(e => entity.ID == e.ID);
// TODO: This is pretty bare-bones right now because it isn't clear how other card categories will be
// implemented--need to get it more set up once the basic structure of the state list is running.
switch (action.card.category)
{
case CardCategory.Movement:
return(GetNextGameStateFromMove(newState, entityCopy, action.direction));
case CardCategory.Attack:
return(GetNextStateFromAction_Attack(newState,
entityCopy,
action));
case CardCategory.Self:
return(GetNextStateFromAction_Self(newState,
entityCopy,
action));
default:
return(GetNextGameStateFromMove(newState, entityCopy, action.direction));
}
}
static ProjectedGameState GetNextGameStateFromMove(ScenarioState lastState, EntityData entity, Direction move)
{
ScenarioState newState = lastState.DeepCopy();
newState.lastGameState = lastState;
EntityData entityCopy = newState.GetAllEntities().Find(e => entity.ID == e.ID);
Tile currentEntityTile = BoardController.CurrentBoard.GetTileAtPosition(entityCopy.Position);
Action stateAction = new Action(GenericMovementCard, entity, move, 1);
// If entity can't move that direction, return state as-is.
if (!currentEntityTile.ConnectsToNeighbor(move))
{
return(new ProjectedGameState(entityCopy, newState, stateAction));
}
Tile nextTile = currentEntityTile.GetDirectionalNeighbor(move);
// If tile is empty, move entity there and return.
if (!newState.IsTileOccupied(nextTile))
{
entityCopy.SetPosition(nextTile.Position, newState);
return(new ProjectedGameState(entityCopy, newState, stateAction));
}
EntityData tileOccupant = newState.GetTileOccupant(nextTile.Position);
ResolveBump(entity, tileOccupant, move, newState);
Bump bump = new Bump(entityCopy, tileOccupant);
return(new ProjectedGameState(entityCopy, newState, stateAction, bump));
}
public static List <ProjectedGameState> CalculateUpcomingStates(ScenarioState currentState, GameBoard board)
{
List <ProjectedGameState> projectedGameStates = new List <ProjectedGameState>();
ScenarioState mostRecentState = currentState.DeepCopy();
mostRecentState.lastGameState = currentState;
Vector2Int lastPlayerPosition = currentState.player.Position;
while (mostRecentState.turnStack.Count > 0)
{
Turn turn = mostRecentState.turnStack.Pop();
EntityData entity = turn.Entity;
foreach (Direction move in turn.moves)
{
bool entityIsAliveToMove = mostRecentState.HasEntityWhere(e => e == entity);
if (!entityIsAliveToMove)
{
break;
}
ProjectedGameState updatedState = GetNextGameStateFromMove(mostRecentState, entity, move);
entity = updatedState.activeEntity;
projectedGameStates.Add(updatedState);
mostRecentState = updatedState.scenarioState;
if (updatedState.bumps.Count > 0)
{
break;
}
}
if (projectedGameStates.Count > 0)
{
projectedGameStates.Last().scenarioState.CollectFinishMoveItems();
}
bool entityIsStillAlive = mostRecentState.HasEntityWhere(e => e == entity);
if (!entityIsStillAlive)
{
continue;
}
if (turn.action.card != null)
{
ProjectedGameState updatedState = GetNextGameStateFromAction(mostRecentState, entity, turn.action);
entity = updatedState.activeEntity;
projectedGameStates.Add(updatedState);
mostRecentState = updatedState.scenarioState;
}
UpdateEntityModifiers(entity, mostRecentState);
}
// TODO: As-is, this was causing a bunch of problems with state calculation. Gotta bugfix it.
// If enemies dead, duplicate current gamestate, just for stagnation projection purposes.
//if (projectedGameStates.Count == 0)
//{
// ProjectedGameState fillerGameState = new ProjectedGameState(currentState.DeepCopy());
// projectedGameStates.Add(fillerGameState);
//}
//ScenarioState lastCalculatedState = projectedGameStates.Last().scenarioState;
//lastCalculatedState.UpdateStagnation(board);
//lastCalculatedState.stagnatedPositions.ForEach(p =>
//{
// EntityData stagnatedEntity = lastCalculatedState.GetTileOccupant(p);
// if (stagnatedEntity != null)
// {
// stagnatedEntity.DealDamage(1, lastCalculatedState);
// }
//});
return(projectedGameStates);
}
