from panda3d.core import *
from toontown.toonbase.ToonBaseGlobal import *
from direct.gui.DirectGui import *
from direct.interval.IntervalGlobal import *
from direct.fsm import ClassicFSM, State
from direct.fsm import State
from direct.fsm import StateData
from toontown.toonbase import TTLocalizer
from direct.showbase import PythonUtil

class Elevator(StateData.StateData):

    def __init__(self, elevatorState, doneEvent, distElevator):
        StateData.StateData.__init__(self, doneEvent)
        self.fsm = ClassicFSM.ClassicFSM('Elevator', [State.State('start', self.enterStart, self.exitStart, ['requestBoard', 'final']),
         State.State('requestBoard', self.enterRequestBoard, self.exitRequestBoard, ['boarding']),
         State.State('boarding', self.enterBoarding, self.exitBoarding, ['boarded']),
         State.State('boarded', self.enterBoarded, self.exitBoarded, ['requestExit', 'elevatorClosing', 'final']),
         State.State('requestExit', self.enterRequestExit, self.exitRequestExit, ['exiting', 'elevatorClosing']),
         State.State('elevatorClosing', self.enterElevatorClosing, self.exitElevatorClosing, ['final']),
         State.State('exiting', self.enterExiting, self.exitExiting, ['final']),
         State.State('final', self.enterFinal, self.exitFinal, ['start'])], 'start', 'final')
        self.elevatorState = elevatorState
        self.distElevator = distElevator
        distElevator.elevatorFSM = self
        self.reverseBoardingCamera = False

    def load(self):
        self.elevatorState.addChild(self.fsm)
        self.buttonModels = loader.loadModel('phase_3.5/models/gui/inventory_gui')
        self.upButton = self.buttonModels.find('**//InventoryButtonUp')
        self.downButton = self.buttonModels.find('**/InventoryButtonDown')
        self.rolloverButton = self.buttonModels.find('**/InventoryButtonRollover')

    def unload(self):
        self.elevatorState.removeChild(self.fsm)
        self.distElevator.elevatorFSM = None
        del self.distElevator
        del self.fsm
        del self.elevatorState
        self.buttonModels.removeNode()
        del self.buttonModels
        del self.upButton
        del self.downButton
        del self.rolloverButton
        return

    def enter(self):
        self.fsm.enterInitialState()
        self.fsm.request('requestBoard')

    def exit(self):
        self.ignoreAll()

    def signalDone(self, doneStatus):
        messenger.send(self.doneEvent, [doneStatus])

    def enterStart(self):
        pass

    def exitStart(self):
        pass

    def enterRequestBoard(self):
        messenger.send(self.distElevator.uniqueName('enterElevatorOK'))

    def exitRequestBoard(self):
        pass

    def enterBoarding(self, nodePath):
        camera.wrtReparentTo(nodePath)
        if self.reverseBoardingCamera:
            heading = PythonUtil.fitDestAngle2Src(camera.getH(nodePath), 180)
            self.cameraBoardTrack = LerpPosHprInterval(camera, 1.5, Point3(0, 18, 8), Point3(heading, -10, 0))
        else:
            self.cameraBoardTrack = LerpPosHprInterval(camera, 1.5, Point3(0, -16, 5.5), Point3(0, 0, 0))
        self.cameraBoardTrack.start()

    def exitBoarding(self):
        self.ignore('boardedElevator')

    def enterBoarded(self):
        self.enableExitButton()

    def exitBoarded(self):
        self.cameraBoardTrack.finish()
        self.disableExitButton()

    def enableExitButton(self):
        self.exitButton = DirectButton(relief=None, text=TTLocalizer.ElevatorHopOff, text_fg=(0.9, 0.9, 0.9, 1), text_pos=(0, -0.23), text_scale=TTLocalizer.EexitButton, image=(self.upButton, self.downButton, self.rolloverButton), image_color=(0.5, 0.5, 0.5, 1), image_scale=(20, 1, 11), pos=(0, 0, 0.8), scale=0.15, command=lambda self = self: self.fsm.request('requestExit'))
        if hasattr(localAvatar, 'boardingParty') and localAvatar.boardingParty and localAvatar.boardingParty.getGroupLeader(localAvatar.doId) and localAvatar.boardingParty.getGroupLeader(localAvatar.doId) != localAvatar.doId:
            self.exitButton['command'] = None
            self.exitButton.hide()

    def disableExitButton(self):
        self.exitButton.destroy()

    def enterRequestExit(self):
        messenger.send('elevatorExitButton')

    def exitRequestExit(self):
        pass

    def enterElevatorClosing(self):
        pass

    def exitElevatorClosing(self):
        pass

    def enterExiting(self):
        pass

    def exitExiting(self):
        pass

    def enterFinal(self):
        pass

    def exitFinal(self):
        pass

    def setReverseBoardingCamera(self, newVal):
        self.reverseBoardingCamera = newVal