extends MovementBehaviour
class_name MovementBehaviourBeetle

@export var max_movement_reach: int = 1
	
func simulate_move_recursive(start: Vector4i, max_num: int, map: HexGrid, visited_cells: Array[Vector4i] = []) -> Array[Vector4i]:
	var visited = visited_cells.duplicate()
	var possible: Array[Vector4i] = []
	
	visited.append(start)
	
	if max_num < 1:
		return [start]
	
	for neighbour in map.get_neighbours(start, true):
		if neighbour in visited:
			continue
			
		# can reach... can_reach should only apply to our current level
		if not map.can_reach(start, neighbour):
			continue
			
		visited.append(neighbour)
		possible.append_array(simulate_move_recursive(neighbour, max_num - 1, map, visited))

	return possible
	
func get_available_spaces(pos: Vector4i, map: HexGrid) -> Array[Vector4i]:
	var possible_places: Array[Vector4i] = []

	possible_places = simulate_move_recursive(pos, max_movement_reach, map)
		
	return possible_places