class GamePlayingStateManager(object):
	SCORE_DELTA = 10

	def __init__(self, screen):
		self.display = GamePlayingDisplay(screen)
		self.setUpEntityManager()
		self.player = self.entityManager.getPlayerEntity()
		self.display.setHealthQuery(self.player.getHealth)
		self.score = 0

	def tick(self):
		try:
			self.entityManager.updateAll()
			self.entityManager.checkForCollisions()
			self.incrementScore()
			self.display.setScore(self.getScore())
			self.display.updatePlayerData(self.player.getCurrentPlayerState())
			self.display.updateScreen(self.entityManager.getAllEntitiesToDraw())
		except PlayerHealthEmptyException:
			gameOver()

	def handleEvent(self, event):
		if self.isEventKeyDown(event):
			self.handleKeyEvent(event)

	def isEventKeyDown(self, event):
		return event.type == pygame.KEYDOWN

	def handleKeyEvent(self, event):
		if event.key == pygame.K_UP:
			self.player.changeMovementState(MovementStates.JUMPING)
		elif event.key == pygame.K_p:
			transitionToPaused()
		elif event.key == pygame.K_1:
			self.player.setElement(Elements.NORMAL)
		elif event.key == pygame.K_2:
			self.player.setElement(Elements.FIRE)

	def reset(self):
		pass

	def incrementScore(self):
		self.score += GamePlayingStateManager.SCORE_DELTA

	def getScore(self):
		return self.score

	def spwawnObstacle(self):
		self.entityManager.spawnBasicObstacleObstacle()

	def setUpEntityManager(self):
		self.entityManager = EntityManager()
		EntityManager.GEOSTATIONARY_START_COORDS = (GuiConfig.screenSize[0], GuiConfig.floorY)
		EntityManager.GEOSTATIONARY_SPEED = GamePlayingDisplay.playerSpeedX
		self.entityManager.addPlayerEntity(GamePlayingDisplay.playerDrawCoordinates)
		self.entityManager.spawnBasicObstacle()
	def __init__(self, screen):
		self.display = GamePlayingDisplay(screen)
		self.setUpEntityManager()
		self.player = self.entityManager.getPlayerEntity()
		self.display.setHealthQuery(self.player.getHealth)
		self.score = 0