-----------------
--英雄：昆卡
--技能：洪流
--键位：Q
--类型：指向地点
--作者：决明子
-----------------
local X = {}
local bot = GetBot()

local J = require( GetScriptDirectory()..'/FunLib/jmz_func')
local U = require( GetScriptDirectory()..'/AuxiliaryScript/Generic')

--初始数据
local ability = bot:GetabilityByName('kunkka_torrent')
local nKeepMana, nMP, nHP, nLV, hEnemyHeroList, hAlleyHeroList, aetherRange;

nKeepMana = 240 --魔法储量
nLV = bot:GetLevel(); --当前英雄等级
nMP = bot:GetMana()/bot:GetMaxMana(); --目前法力值/最大法力值（魔法剩余比）
nHP = bot:GetHealth()/bot:GetMaxHealth();--目前生命值/最大生命值（生命剩余比）
hEnemyHeroList = bot:GetNearbyHeroes(1600, true, BOT_MODE_NONE);--1600范围内敌人
hAlleyHeroList = bot:GetNearbyHeroes(1600, false, BOT_MODE_NONE);--1600范围内队友

--获取以太棱镜施法距离加成
local aether = J.IsItemAvailable("item_aether_lens");
if aether ~= nil then aetherRange = 250 else aetherRange = 0 end
    
--初始化函数库
U.init(nLV, nMP, nHP, bot);

--技能释放功能
function X.Release(castTarget)
    if castTarget ~= nil then
        X.Compensation()
        bot:ActionQueue_UseabilityOnLocation( ability, castTarget ) --使用技能
    end
end

--补偿功能
function X.Compensation()
    J.SetQueuePtToINT(bot, true)--临时补充魔法，使用魂戒
end

--技能释放欲望
function X.Consider()

	-- 确保技能可以使用
    if ability == nil
	   or ability:IsNull()
       or not ability:IsFullyCastable()
	then 
		return BOT_ACTION_DESIRE_NONE, 0; --没欲望
	end
	
	local nCastPoint = ability:GetCastPoint();
	local nDelay = ability:GetSpecialValueFloat("delay");
	
	if ( bot:GetActiveMode() == BOT_MODE_ROSHAN  ) 
	then
		local npcTarget = bot:GetAttackTarget();
		if ( J.IsRoshan(npcTarget) and J.CanCastOnMagicImmune(npcTarget) and J.IsInRange(npcTarget, bot, 600)  )
		then
			return BOT_ACTION_DESIRE_LOW, npcTarget:GetLocation();
		end
	end
	
	-- If we're seriously retreating, see if we can land a stun on someone who's damaged us recently
	if J.IsRetreating(bot)
	then
		local tableNearbyEnemyHeroes = bot:GetNearbyHeroes( 1000, true, BOT_MODE_NONE );
		for _,npcEnemy in pairs( tableNearbyEnemyHeroes )
		do
			if (bot:WasRecentlyDamagedByHero( npcEnemy, 1.0 ) ) 
			then
				return BOT_ACTION_DESIRE_MODERATE, npcEnemy:GetExtrapolatedLocation((nDelay + nCastPoint) *0.68);
			end
		end
	end
	
	--打断持续施法
	local tableNearbyEnemyHeroes = bot:GetNearbyHeroes( 1600, true, BOT_MODE_NONE );
	for _,npcEnemy in pairs( tableNearbyEnemyHeroes )
	do
		if ( npcEnemy:IsChanneling() ) 
		then
			return BOT_ACTION_DESIRE_MODERATE, npcEnemy:GetLocation();
		end
	end
	
	
	if J.IsGoingOnSomeone(bot)
	then
		local npcTarget = bot:GetTarget();
		if ( J.IsValidHero(npcTarget) 
			 and not J.IsRunning(npcTarget)
			 and not J.IsMoving(npcTarget)
		     and J.CanCastOnNonMagicImmune(npcTarget) 
			 and GetUnitToUnitDistance(npcTarget, bot) < 700 ) 
		then
			return BOT_ACTION_DESIRE_HIGH, npcTarget:GetExtrapolatedLocation((nDelay + nCastPoint) *0.68);
		end
	end
	
	
	local skThere, skLoc = J.IsSandKingThere(bot, 1000, 2.0);
	if skThere then
		return BOT_ACTION_DESIRE_MODERATE, skLoc;
	end	
	
	return BOT_ACTION_DESIRE_NONE, 0;
	
end

return X;