""" XVM (c) https://modxvm.com 2013-2019 """

#####################################################################
# imports

import traceback

import BigWorld
import game
from Avatar import PlayerAvatar
from Vehicle import Vehicle
from helpers import dependency
from skeletons.gui.battle_session import IBattleSessionProvider
from gui import g_guiResetters
from gui.battle_control import avatar_getter
from gui.battle_control.battle_constants import FEEDBACK_EVENT_ID
from gui.Scaleform.daapi.view.battle.classic.stats_exchange import FragsCollectableStats
from gui.Scaleform.daapi.view.battle.shared.markers2d.plugins import VehicleMarkerPlugin
from gui.shared import g_eventBus, events, EVENT_BUS_SCOPE
from helpers import dependency
from skeletons.gui.app_loader import IAppLoader, GuiGlobalSpaceID

from xfw import *

from xvm_main.python.consts import *
from xvm_main.python.logger import *
from xvm_main.python import config

from consts import *


#####################################################################
# initialization/finalization

def start():
    dependency.instance(IAppLoader).onGUISpaceEntered += onGUISpaceEntered
    g_eventBus.addListener(XVM_EVENT.CONFIG_LOADED, update_conf_hp)
    update_conf_hp()

BigWorld.callback(0, start)

@registerEvent(game, 'fini')
def fini():
    try:
        dependency.instance(IAppLoader).onGUISpaceEntered -= onGUISpaceEntered
    except(dependency.DependencyError):
        pass

    g_eventBus.removeListener(XVM_EVENT.CONFIG_LOADED, update_conf_hp)

#####################################################################
# globals

ally_frags = 0
enemy_frags = 0
ally_vehicles = 0
enemy_vehicles = 0

teams_vehicles = [{}, {}]
teams_totalhp = [0, 0]
hp_colors = {}

total_hp_color = None
total_hp_sign = None

def cleanup():
    global ally_frags, enemy_frags, ally_vehicles, enemy_vehicles, teams_vehicles, teams_totalhp
    ally_frags = 0
    enemy_frags = 0
    ally_vehicles = 0
    enemy_vehicles = 0
    teams_vehicles[:] = [{}, {}]
    teams_totalhp[:] = [0, 0]

#####################################################################
# handlers

# show quantity of alive instead of dead in frags panel
# night_dragon_on <https://kr.cm/f/p/14897/>

def onGUISpaceEntered(spaceID):
    if spaceID == GuiGlobalSpaceID.BATTLE:
        cleanup()
        for vehicleID, vData in avatar_getter.getArena().vehicles.iteritems():
            if vData['vehicleType']:
                update_hp(vehicleID, vData['vehicleType'].maxHealth)


# PRE-BATTLE

@overrideMethod(PlayerAvatar, 'onBecomePlayer')
def _PlayerAvatar_onBecomePlayer(base, self):
    base(self)
    try:
        arena = avatar_getter.getArena()
        arena.onVehicleKilled += onVehicleKilled
        sessionProvider = dependency.instance(IBattleSessionProvider)
        ctrl = sessionProvider.shared.feedback
        if ctrl:
            ctrl.onVehicleFeedbackReceived += onVehicleFeedbackReceived
        g_guiResetters.add(update_conf_hp)
    except Exception, ex:
        err(traceback.format_exc())

@overrideMethod(PlayerAvatar, 'onBecomeNonPlayer')
def _PlayerAvatar_onBecomeNonPlayer(base, self):
    try:
        arena = avatar_getter.getArena()
        arena.onVehicleKilled -= onVehicleKilled
        sessionProvider = dependency.instance(IBattleSessionProvider)
        ctrl = sessionProvider.shared.feedback
        if ctrl:
            ctrl.onVehicleFeedbackReceived -= onVehicleFeedbackReceived
        g_guiResetters.discard(update_conf_hp)
        cleanup()
    except Exception, ex:
        err(traceback.format_exc())
    base(self)

# BATTLE

@overrideMethod(FragsCollectableStats, 'getTotalStats')
def _FragCorrelationPanel_getTotalStats(base, self, arenaVisitor, sessionProvider):
    try:
        global ally_frags, enemy_frags, ally_vehicles, enemy_vehicles
        arenaDP = sessionProvider.getArenaDP()
        isEnemyTeam = arenaDP.isEnemyTeam

        ally_frags, enemy_frags = (0, 0)
        for teamIdx, vehicleIDs in self._FragsCollectableStats__teamsDeaths.iteritems():
            score = len(vehicleIDs)
            if isEnemyTeam(teamIdx):
                ally_frags += score
            else:
                enemy_frags += score

        ally_vehicles = arenaDP.getAlliesVehiclesNumber()
        enemy_vehicles = arenaDP.getEnemiesVehiclesNumber()

        if config.get('fragCorrelation/showAliveNotFrags'):
            allyScope = ally_vehicles - enemy_frags
            enemyScope = enemy_vehicles - ally_frags
        else:
            allyScope = ally_frags
            enemyScope = enemy_frags

        self._setTotalScore(allyScope, enemyScope)
        if allyScope or enemyScope:
            return {'leftScope': allyScope,
             'rightScope': enemyScope}
        else:
            return {}
    except Exception, ex:
        err(traceback.format_exc())
    base(self, arenaVisitor, sessionProvider)

@registerEvent(Vehicle, 'onHealthChanged')
def onHealthChanged(self, newHealth, attackerID, attackReasonID):
    # update only for player vehicle, others handled on vehicle feedback event
    if self.isPlayerVehicle:
        update_hp(self.id, newHealth)

@registerEvent(VehicleMarkerPlugin, '_VehicleMarkerPlugin__onVehicleMarkerAdded')
def _VehicleMarkerPlugin__onVehicleMarkerAdded(self, vProxy, vInfo, *args, **kwargs):
    #log('_VehicleMarkerPlugin__onVehicleMarkerAdded: {}, {}'.format(vProxy.id, vProxy.health))
    update_hp(vProxy.id, vProxy.health)

def onVehicleKilled(victimID, *args, **kwargs):
    #log('onVehicleKilled: {}, {}'.format(victimID, 0))
    update_hp(victimID, 0)

def onVehicleFeedbackReceived(eventID, vehicleID, value, *args, **kwargs):
    try:
        if eventID == FEEDBACK_EVENT_ID.VEHICLE_HEALTH:
            #log('onVehicleFeedbackReceived: {}, {}'.format(vehicleID, value[0]))
            update_hp(vehicleID, value[0])
        elif eventID == FEEDBACK_EVENT_ID.VEHICLE_DEAD:
            #log('onVehicleFeedbackReceived: {}, {}'.format(vehicleID, 0))
            update_hp(vehicleID, 0)
    except Exception, ex:
        err(traceback.format_exc())

def update_conf_hp(*args, **kwargs):
    try:
        hp_colors.update({'bad': 'FF0000', 'neutral': 'FFFFFF', 'good': '00FF00'})
        hp_colors.update(config.get('colors/totalHP', {}))
        for type, color in hp_colors.iteritems():
            color = color[-6:]
            hp_colors[type] = {'red': int(color[0:2], 16), 'green' : int(color[2:4], 16), 'blue': int(color[4:6], 16)}
    except Exception, ex:
        err(traceback.format_exc())

def color_gradient(color1, color2, ratio):
    try:
        ratio_comp = 1.0 - ratio
        return '%0.2X%0.2X%0.2X' % (
                color1['red'] * ratio + color2['red'] * ratio_comp,
                color1['green'] * ratio + color2['green'] * ratio_comp,
                color1['blue'] * ratio + color2['blue'] * ratio_comp,
                )
    except Exception, ex:
        err(traceback.format_exc())
        return 'FFFFFF'

def update_hp(vehicleID, hp):
    try:
        team = 0 if avatar_getter.getPlayerTeam() == avatar_getter.getArena().vehicles[vehicleID]['team'] else 1

        global teams_vehicles, teams_totalhp, total_hp_color, total_hp_sign

        #log('update_hp: {} {} => {}'.format(vehicleID, teams_vehicles[team].get(vehicleID, None), hp))
        teams_vehicles[team][vehicleID] = max(hp, 0)
        teams_totalhp[team] = sum(teams_vehicles[team].values())

        if teams_totalhp[0] < teams_totalhp[1]:
            ratio = max(min(2.0 * teams_totalhp[0] / teams_totalhp[1] - 0.9, 1), 0)
            total_hp_color = color_gradient(hp_colors['neutral'], hp_colors['bad'], ratio)
            total_hp_sign = '<'
        elif teams_totalhp[0] > teams_totalhp[1]:
            ratio = max(min(2.0 * teams_totalhp[1] / teams_totalhp[0] - 0.9, 1), 0)
            total_hp_color = color_gradient(hp_colors['neutral'], hp_colors['good'], ratio)
            total_hp_sign = '>'
        else:
            total_hp_color = color_gradient(hp_colors['neutral'], hp_colors['neutral'], 1)
            total_hp_sign = '='
    except Exception, ex:
        err(traceback.format_exc())
