import enums

class gameobj(object):
	def __init__(self, self.pos):
		self.pos = pos
		self.roles = []
		self.effects = []
		
	def add_role(self, ro):
		for i, r in enumerate(self.roles):
			if ro is r:
				break
			if ro.order < r.order:
				self.roles.insert(i, ro)
				break
	
	def remove_role(self, ro):
		deleted = []
		for ir, r in enumerate(reversed(self.roles)):
			i = len(self.roles) - ir - 1
			if isinstance(ro, type) and isinstance(r, ro):
				del self.roles[i]
				deleted.append(r)
			elif ro is r:
				del self.roles[i]
				deleted.append(r)
		
		return deleted
			
				
	def ai(self):
		pass
	
	def handle_input(self):
		pass
	
	def move(self):
		pass
		
	def animate(self):
		pass
		
	def collide(self):
		pass
		
	def prerender(self):
		pass
		
	def render(self):
		pass


class role(object):
	order = 1000
	phases = ()
	def __init__(self):
		pass
				
class ai_role(role):
	order = 2000
	phases = (enums.phase.ai,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
		
class visible_role(role):
	order = 10000
	phases = (enums.phase.render,)
	def update(self, owner, phase):
		"we have no AI yet..."
				
class corporeal_role(role):
	order = 5000
	phases = (enums.phase.collide,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
class animated_role(role):
	order = 4000
	phases = (enums.phase.animate,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
class movable_role(role):
	order = 3500
	phases = (enums.phase.move,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
class input_role(role):
	order = 1000
	phases = (enums.phase.handle_input,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
class light_role(role):
	order = 9000
	phases = (enums.phase.prerender,)
	def update(self, owner, phase):
		"we have no AI yet..."
		
class rotation_role(role):
	order = 3000
	phases = (enums.phase.move,)
	def update(self, owner, phase):
		"we have no AI yet..."

class billboard_role(role):
	order = 3000
	phases = (enums.phase.move,)
	def update(self, owner, phase):
		"we have no AI yet..."