#!/usr/bin/python
# -*- coding: GBK -*-
#
# @todo: buff¹¥»÷¼õ²ã
#
# @author: Alee
# @date 2018-1-30 ÏÂÎç05:11:45
# @version 1.0
#
# @note: 
#
#---------------------------------------------------------------------

import ChConfig
import GameWorld
import SkillCommon
import BuffSkill
import SkillShell
import IPY_GameWorld

def CheckCanHappen(attacker, defender, passiveEffect, skillID, **skillkwargs):
    # ÏÈÅжϸÅÂÊ
    rate = passiveEffect.GetEffectValue(0)
    if rate and not GameWorld.CanHappen(rate):
        return False
    
    # ¹ØÁª¼¼ÄÜ
    checkSkillID = passiveEffect.GetEffectValue(2)
    if checkSkillID:
        useSkill = skillkwargs.get("useSkill", None)
        if not useSkill:
            return False
        if useSkill.GetSkillTypeID() != checkSkillID:
            return False
     
    curSkill = GameWorld.GetGameData().GetSkillBySkillID(skillID)
    if not curSkill:
        return False
    
    buffType = SkillCommon.GetBuffType(curSkill)
    buffTuple = SkillCommon.GetBuffManagerByBuffType(attacker, buffType)
    #ͨ¹ýÀàÐÍ»ñÈ¡Ä¿±êµÄbuff¹ÜÀíÆ÷Ϊ¿Õ£¬ÔòÌø³ö
    if buffTuple == ():
        return False
    
    buffManager = buffTuple[0]
    buff = buffManager.FindBuff(curSkill.GetSkillTypeID())
    if not buff:
        return False

    if buff.GetLayer() <= 0:
        return False
    triggerSkillID = passiveEffect.GetEffectValue(1)
    
    BuffSkill.SetBuffLayer(attacker, buff, buff.GetLayer()-1, skillTypeID=curSkill.GetSkillTypeID())
    
    if triggerSkillID and attacker.GetGameObjType() == IPY_GameWorld.gotPlayer:
        skillManager = attacker.GetSkillManager()
        #»ñµÃ¼¼ÄÜ
        triggerSkill = skillManager.FindSkillBySkillTypeID(triggerSkillID)
        if triggerSkill:
            #Íæ¼Ò¼¼ÄÜ»áÉý¼¶
            SkillShell.UsePassiveTriggerSkill(attacker, triggerSkill, defender, GameWorld.GetGameWorld().GetTick(), isEnhanceSkill = True)
        else:
            triggerSkill = GameWorld.GetGameData().GetSkillBySkillID(triggerSkillID)
            if triggerSkill:
                SkillShell.UsePassiveTriggerSkill(attacker, triggerSkill, defender, GameWorld.GetGameWorld().GetTick(), isEnhanceSkill = True)
    return True