from otp.ai.AIBaseGlobal import *
from direct.distributed.ClockDelta import *
from direct.fsm import StateData
from direct.directnotify import DirectNotifyGlobal
import random
from direct.task import Task
from toontown.toonbase import ToontownGlobals
from . import CCharChatter, CCharPaths
CHATTY_DURATION = 120.0

class CharLonelyStateAI(StateData.StateData):
    notify = DirectNotifyGlobal.directNotify.newCategory('CharLonelyStateAI')

    def __init__(self, doneEvent, character):
        StateData.StateData.__init__(self, doneEvent)
        self.__doneEvent = doneEvent
        self.character = character
        StateData.StateData.load(self)

    def enter(self):
        if hasattr(self.character, 'name'):
            name = self.character.getName()
        else:
            name = 'character'
        self.notify.debug('Lonely ' + self.character.getName() + '...')
        StateData.StateData.enter(self)
        duration = random.randint(3, 15)
        taskMgr.doMethodLater(duration, self.__doneHandler, self.character.taskName('startWalking'))

    def exit(self):
        StateData.StateData.exit(self)
        taskMgr.remove(self.character.taskName('startWalking'))

    def __doneHandler(self, task):
        doneStatus = {}
        doneStatus['state'] = 'lonely'
        doneStatus['status'] = 'done'
        messenger.send(self.__doneEvent, [doneStatus])
        return Task.done


class CharChattyStateAI(StateData.StateData):
    notify = DirectNotifyGlobal.directNotify.newCategory('CharChattyStateAI')

    def __init__(self, doneEvent, character):
        StateData.StateData.__init__(self, doneEvent)
        self.__doneEvent = doneEvent
        self.character = character
        self.__chatTaskName = 'characterChat-' + str(character)
        self.lastChatTarget = 0
        self.nextChatTime = 0
        self.lastMessage = [
         -1, -1]
        StateData.StateData.load(self)

    def enter(self):
        if hasattr(self.character, 'name'):
            name = self.character.getName()
        else:
            name = 'character'
        self.notify.debug('Chatty ' + self.character.getName() + '...')
        self.chatter = CCharChatter.getChatter(self.character.getName(), self.character.getCCChatter())
        if self.chatter != None:
            taskMgr.remove(self.__chatTaskName)
            taskMgr.add(self.blather, self.__chatTaskName)
        else:
            self.notify.debug('Chatter is none.. sending done message')
            self.leave(timeout=1)
        StateData.StateData.enter(self)
        return

    def pickMsg(self, category):
        self.getLatestChatter()
        if self.chatter:
            return random.randint(0, len(self.chatter[category]) - 1)
        else:
            return None
        return None

    def getLatestChatter(self):
        self.chatter = CCharChatter.getChatter(self.character.getName(), self.character.getCCChatter())

    def setCorrectChatter(self):
        self.chatter = CCharChatter.getChatter(self.character.getName(), self.character.getCCChatter())

    def blather(self, task):
        now = globalClock.getFrameTime()
        if now < self.nextChatTime:
            return Task.cont
        self.getLatestChatter()
        if self.character.lostInterest():
            self.leave()
            return Task.done
        if task.time > CHATTY_DURATION:
            self.leave(timeout=1)
            return Task.done
        if not self.chatter:
            self.notify.debug('Chatter doesnt exist')
            self.leave(timeout=1)
            return Task.done
        if not self.character.getNearbyAvatars():
            return Task.cont
        target = self.character.getNearbyAvatars()[0]
        if self.lastChatTarget != target:
            self.lastChatTarget = target
            category = CCharChatter.GREETING
        else:
            category = CCharChatter.COMMENT
        self.setCorrectChatter()
        if category == self.lastMessage[0] and len(self.chatter[category]) > 1:
            msg = self.lastMessage[1]
            lastMsgIndex = self.lastMessage[1]
            if lastMsgIndex < len(self.chatter[category]) and lastMsgIndex >= 0:
                while self.chatter[category][msg] == self.chatter[category][lastMsgIndex]:
                    msg = self.pickMsg(category)
                    if not msg:
                        break

            else:
                msg = self.pickMsg(category)
        else:
            msg = self.pickMsg(category)
        if msg == None:
            self.notify.debug('Cannot pick a message')
            self.leave(timeout=1)
            return Task.done
        self.character.sendUpdate('setChat', [category, msg, target])
        self.lastMessage = [
         category, msg]
        self.nextChatTime = now + 8.0 + random.random() * 4.0
        return Task.cont

    def leave(self, timeout=0):
        if self.chatter != None and not timeout:
            category = CCharChatter.GOODBYE
            msg = random.randint(0, len(self.chatter[CCharChatter.GOODBYE]) - 1)
            if len(self.character.getNearbyAvatars()) > 0:
                target = self.character.getNearbyAvatars()[0]
                self.character.sendUpdate('setChat', [category, msg, target])
            else:
                self.notify.warning('Nearby avatars left')
        if timeout == 1:
            self.notify.debug('We were stuck in the chatty state')
        taskMgr.doMethodLater(1, self.doneHandler, self.character.taskName('waitToFinish'))
        return

    def exit(self):
        StateData.StateData.exit(self)
        taskMgr.remove(self.__chatTaskName)

    def doneHandler(self, task):
        doneStatus = {}
        doneStatus['state'] = 'chatty'
        doneStatus['status'] = 'done'
        messenger.send(self.__doneEvent, [doneStatus])
        return Task.done


class CharWalkStateAI(StateData.StateData):
    notify = DirectNotifyGlobal.directNotify.newCategory('CharWalkStateAI')

    def __init__(self, doneEvent, character, diffPath=None):
        StateData.StateData.__init__(self, doneEvent)
        self.__doneEvent = doneEvent
        self.character = character
        if diffPath == None:
            self.paths = CCharPaths.getPaths(character.getName(), character.getCCLocation())
        else:
            self.paths = CCharPaths.getPaths(diffPath, character.getCCLocation())
        self.speed = character.walkSpeed()
        self.__lastWalkNode = CCharPaths.startNode
        self.__curWalkNode = CCharPaths.startNode
        return

    def enter(self):
        destNode = self.__lastWalkNode
        choices = CCharPaths.getAdjacentNodes(self.__curWalkNode, self.paths)
        if len(choices) == 1:
            destNode = choices[0]
        else:
            while destNode == self.__lastWalkNode:
                destNode = random.choice(CCharPaths.getAdjacentNodes(self.__curWalkNode, self.paths))

        self.notify.debug('Walking ' + self.character.getName() + '... from ' + str(self.__curWalkNode) + '(' + str(CCharPaths.getNodePos(self.__curWalkNode, self.paths)) + ') to ' + str(destNode) + '(' + str(CCharPaths.getNodePos(destNode, self.paths)) + ')')
        self.character.sendUpdate('setWalk', [self.__curWalkNode, destNode, globalClockDelta.getRealNetworkTime()])
        duration = CCharPaths.getWalkDuration(self.__curWalkNode, destNode, self.speed, self.paths)
        t = taskMgr.doMethodLater(duration, self.doneHandler, self.character.taskName(self.character.getName() + 'DoneWalking'))
        t.newWalkNode = destNode
        self.destNode = destNode

    def exit(self):
        StateData.StateData.exit(self)
        taskMgr.remove(self.character.taskName(self.character.getName() + 'DoneWalking'))

    def getDestNode(self):
        if hasattr(self, 'destNode') and self.destNode:
            return self.destNode
        else:
            return self.__curWalkNode

    def setCurNode(self, curWalkNode):
        self.__curWalkNode = curWalkNode

    def doneHandler(self, task):
        self.__lastWalkNode = self.__curWalkNode
        self.__curWalkNode = task.newWalkNode
        self.character.sendUpdate('setWalk', [self.__curWalkNode, self.__curWalkNode, globalClockDelta.getRealNetworkTime()])
        doneStatus = {}
        doneStatus['state'] = 'walk'
        doneStatus['status'] = 'done'
        messenger.send(self.__doneEvent, [doneStatus])
        return Task.done


class CharFollowChipStateAI(StateData.StateData):
    notify = DirectNotifyGlobal.directNotify.newCategory('CharFollowChipStateAI')

    def __init__(self, doneEvent, character, followedChar):
        StateData.StateData.__init__(self, doneEvent)
        self.__doneEvent = doneEvent
        self.character = character
        self.followedChar = followedChar
        self.paths = CCharPaths.getPaths(character.getName(), character.getCCLocation())
        self.speed = character.walkSpeed()
        self.__lastWalkNode = CCharPaths.startNode
        self.__curWalkNode = CCharPaths.startNode

    def enter(self, chipDestNode):
        destNode = self.__lastWalkNode
        choices = CCharPaths.getAdjacentNodes(self.__curWalkNode, self.paths)
        if len(choices) == 1:
            destNode = choices[0]
        else:
            while destNode == self.__lastWalkNode:
                destNode = random.choice(CCharPaths.getAdjacentNodes(self.__curWalkNode, self.paths))

        destNode = chipDestNode
        self.notify.debug('Walking ' + self.character.getName() + '... from ' + str(self.__curWalkNode) + '(' + str(CCharPaths.getNodePos(self.__curWalkNode, self.paths)) + ') to ' + str(destNode) + '(' + str(CCharPaths.getNodePos(destNode, self.paths)) + ')')
        self.offsetDistance = ToontownGlobals.DaleOrbitDistance
        angle = random.randint(0, 359)
        self.offsetX = math.cos(deg2Rad(angle)) * self.offsetDistance
        self.offsetY = math.sin(deg2Rad(angle)) * self.offsetDistance
        self.character.sendUpdate('setFollowChip', [self.__curWalkNode, destNode, globalClockDelta.getRealNetworkTime(), self.offsetX, self.offsetY])
        duration = CCharPaths.getWalkDuration(self.__curWalkNode, destNode, self.speed, self.paths)
        t = taskMgr.doMethodLater(duration, self.__doneHandler, self.character.taskName(self.character.getName() + 'DoneWalking'))
        t.newWalkNode = destNode

    def exit(self):
        StateData.StateData.exit(self)
        taskMgr.remove(self.character.taskName(self.character.getName() + 'DoneWalking'))

    def __doneHandler(self, task):
        self.__lastWalkNode = self.__curWalkNode
        self.__curWalkNode = task.newWalkNode
        self.character.sendUpdate('setFollowChip', [self.__curWalkNode, self.__curWalkNode, globalClockDelta.getRealNetworkTime(), self.offsetX, self.offsetY])
        doneStatus = {}
        doneStatus['state'] = 'walk'
        doneStatus['status'] = 'done'
        messenger.send(self.__doneEvent, [doneStatus])
        return Task.done


class ChipChattyStateAI(CharChattyStateAI):
    notify = DirectNotifyGlobal.directNotify.newCategory('ChipChattyStateAI')

    def setDaleId(self, daleId):
        self.daleId = daleId
        self.dale = simbase.air.doId2do.get(self.daleId)

    def blather(self, task):
        now = globalClock.getFrameTime()
        if now < self.nextChatTime:
            return Task.cont
        self.getLatestChatter()
        if self.character.lostInterest():
            self.leave()
            return Task.done
        if task.time > CHATTY_DURATION:
            self.leave(timeout=1)
            return Task.done
        if not self.chatter:
            self.notify.debug('I do not want to talk')
            return Task.done
        if not self.character.getNearbyAvatars():
            return Task.cont
        target = self.character.getNearbyAvatars()[0]
        if self.lastChatTarget != target:
            self.lastChatTarget = target
            category = CCharChatter.GREETING
        else:
            category = CCharChatter.COMMENT
        if category == self.lastMessage[0] and len(self.chatter[category]) > 1:
            msg = self.lastMessage[1]
            lastMsgIndex = self.lastMessage[1]
            if lastMsgIndex < len(self.chatter[category]) and lastMsgIndex >= 0:
                while self.chatter[category][msg] == self.chatter[category][lastMsgIndex]:
                    msg = self.pickMsg(category)
                    if not msg:
                        break

            else:
                msg = self.pickMsg(category)
        else:
            msg = self.pickMsg(category)
        if msg == None:
            self.notify.debug('I do not want to talk')
            return Task.done
        self.character.sendUpdate('setChat', [category, msg, target])
        if hasattr(self, 'dale') and self.dale:
            self.dale.sendUpdate('setChat', [category, msg, target])
        self.lastMessage = [category, msg]
        self.nextChatTime = now + 8.0 + random.random() * 4.0
        return Task.cont

    def leave(self, timeout=0):
        if self.chatter != None and not timeout:
            category = CCharChatter.GOODBYE
            msg = random.randint(0, len(self.chatter[CCharChatter.GOODBYE]) - 1)
            if len(self.character.getNearbyAvatars()) > 0:
                target = self.character.getNearbyAvatars()[0]
                self.character.sendUpdate('setChat', [category, msg, target])
                if hasattr(self, 'dale') and self.dale:
                    self.dale.sendUpdate('setChat', [category, msg, target])
            else:
                self.notify.warning('Nearby avatars left')
        taskMgr.doMethodLater(1, self.doneHandler, self.character.taskName('waitToFinish'))
        return