ability_item_usage_centaur.lua

----------------------------------------------------------------------------
--	Ranked Matchmaking AI v1.3 New Structure
--	Author: adamqqq		Email:adamqqq@163.com
----------------------------------------------------------------------------
--------------------------------------
-- General Initialization
--------------------------------------
local utility = require( GetScriptDirectory().."/utility" ) 
require(GetScriptDirectory() ..  "/ability_item_usage_generic")

local debugmode=false
local npcBot = GetBot()
local Talents ={}
local Abilities ={}
local AbilitiesReal ={}

ability_item_usage_generic.InitAbility(Abilities,AbilitiesReal,Talents) 

local AbilityToLevelUp=
{
	Abilities[1],
	Abilities[2],
	Abilities[2],
	Abilities[3],
	Abilities[2],
	Abilities[4],
	Abilities[2],
	Abilities[1],
	Abilities[1],
	"talent",
	Abilities[1],
	Abilities[4],
	Abilities[3],
	Abilities[3],
	"talent",
	Abilities[3],
	"nil",
	Abilities[4],
	"nil",
	"talent",
	"nil",
	"nil",
	"nil",
	"nil",
	"talent",
}
local TalentTree={
	function()
		return Talents[2]
	end,
	function()
		return Talents[3]
	end,
	function()
		return Talents[5]
	end,
	function()
		return Talents[7]
	end
}
-- check skill build vs current level
utility.CheckAbilityBuild(AbilityToLevelUp)

function AbilityLevelUpThink()
	ability_item_usage_generic.AbilityLevelUpThink2(AbilityToLevelUp,TalentTree)
end


--------------------------------------
-- Ability Usage Thinking
--------------------------------------
local cast={} cast.Desire={} cast.Target={} cast.Type={}
local Consider ={}
local CanCast={utility.NCanCast,utility.NCanCast,utility.NCanCast,utility.UCanCast}
local enemyDisabled=utility.enemyDisabled

function GetComboDamage()
	return ability_item_usage_generic.GetComboDamage(AbilitiesReal)
end

function GetComboMana()
	return ability_item_usage_generic.GetComboMana(AbilitiesReal)
end

Consider[1]=function()
	local abilityNumber=1
	--------------------------------------
	-- Generic Variable Setting
	--------------------------------------
	local ability=AbilitiesReal[abilityNumber];
	
	if not ability:IsFullyCastable() then
		return BOT_ACTION_DESIRE_NONE, 0;
	end
	
	local CastRange = 0
	local Damage = ability:GetAbilityDamage()
	local Radius = ability:GetAOERadius()- 50
	local CastPoint = ability:GetCastPoint()
	
	local i=npcBot:FindItemSlot("item_blink")
	if(i>=0 and i<=5)
	then
		blink=npcBot:GetItemInSlot(i)
		i=nil
	end
	if(blink~=nil and blink:IsFullyCastable())
	then
		CastRange=CastRange+1200
		if(npcBot:GetActiveMode() == BOT_MODE_ATTACK ) 
		then
			local locationAoE = npcBot:FindAoELocation( true, true, npcBot:GetLocation(), CastRange, Radius, 0, 0 );
			if ( locationAoE.count >= 2 ) 
			then
				npcBot:Action_UseAbilityOnLocation( blink, locationAoE.targetloc );
				return 0
			end
		end
	end
	
	local HeroHealth=10000
	local CreepHealth=10000
	local allys = npcBot:GetNearbyHeroes( 1200, false, BOT_MODE_NONE );
	local enemys = npcBot:GetNearbyHeroes(Radius,true,BOT_MODE_NONE)
	local WeakestEnemy,HeroHealth=utility.GetWeakestUnit(enemys)
	local creeps = npcBot:GetNearbyCreeps(Radius+300,true)
	local WeakestCreep,CreepHealth=utility.GetWeakestUnit(creeps)
	--------------------------------------
	-- Global high-priorty usage
	--------------------------------------
	-- Check for a channeling enemy
	for _,npcEnemy in pairs( enemys )
	do
		if ( npcEnemy:IsChanneling() and CanCast[abilityNumber]( npcEnemy )) 
		then
			return BOT_ACTION_DESIRE_HIGH,npcEnemy
		end
	end
	
	--Try to kill enemy hero
	if(npcBot:GetActiveMode() ~= BOT_MODE_RETREAT ) 
	then
		if (WeakestEnemy~=nil)
		then
			if ( CanCast[abilityNumber]( WeakestEnemy ) )
			then
				if(HeroHealth<=WeakestEnemy:GetActualIncomingDamage(Damage,DAMAGE_TYPE_MAGICAL) and GetUnitToUnitDistance(npcBot,WeakestEnemy) <= Radius-CastPoint* WeakestEnemy:GetCurrentMovementSpeed())
				then
					return BOT_ACTION_DESIRE_HIGH,WeakestEnemy
				end
			end
		end
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------
	--protect myself
	if((npcBot:WasRecentlyDamagedByAnyHero(2) and #enemys>=1) or #enemys >=2)
	then
		for _,npcEnemy in pairs( enemys )
		do
			if ( CanCast[abilityNumber]( npcEnemy ) )
			then
				return BOT_ACTION_DESIRE_HIGH,"immediately"
			end
		end
	end
	
	-- If my mana is enough,use it at enemy
	if ( npcBot:GetActiveMode() == BOT_MODE_LANING ) 
	then
		if((ManaPercentage>0.4 or npcBot:GetMana()>ComboMana) and ability:GetLevel()>=2 )
		then
			if (WeakestEnemy~=nil)
			then
				if ( CanCast[abilityNumber]( WeakestEnemy ) )
				then
					if(GetUnitToUnitDistance(npcBot,WeakestEnemy)<Radius-CastPoint*WeakestEnemy:GetCurrentMovementSpeed())
					then
						return BOT_ACTION_DESIRE_LOW,WeakestEnemy
					end
				end
			end
		end
	end
	
	-- If we're farming and can hit 2+ creeps
	if ( npcBot:GetActiveMode() == BOT_MODE_FARM )
	then
		if ( #creeps >= 2 ) 
		then
			if(CreepHealth<=WeakestCreep:GetActualIncomingDamage(Damage,DAMAGE_TYPE_MAGICAL) and npcBot:GetMana()>ComboMana)
			then
				return BOT_ACTION_DESIRE_LOW,WeakestCreep
			end
		end
	end

	
	-- If we're going after someone
	if ( npcBot:GetActiveMode() == BOT_MODE_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_TEAM_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_DEFEND_ALLY or
		 npcBot:GetActiveMode() == BOT_MODE_ATTACK ) 
	then
		local npcEnemy = npcBot:GetTarget();

		if ( npcEnemy ~= nil ) 
		then
			if ( CanCast[abilityNumber]( npcEnemy ) and not enemyDisabled(npcEnemy) and GetUnitToUnitDistance(npcBot,npcEnemy) <= Radius-CastPoint* npcEnemy:GetCurrentMovementSpeed())
			then
				return BOT_ACTION_DESIRE_MODERATE,npcEnemy
			end
		end
	end

	return BOT_ACTION_DESIRE_NONE, 0;
	
end

Consider[2]=function()
	local abilityNumber=2
	--------------------------------------
	-- Generic Variable Setting
	--------------------------------------
	local ability=AbilitiesReal[abilityNumber];
	
	if not ability:IsFullyCastable() then
		return BOT_ACTION_DESIRE_NONE, 0;
	end
	
	if npcBot:HasModifier("modifier_centaur_stampede") and AbilitiesReal[1]:IsFullyCastable() then
		return BOT_ACTION_DESIRE_NONE, 0;
	end
	
	local CastRange = ability:GetCastRange();
	local Damage = ability:GetAbilityDamage();
	
	local HeroHealth=10000
	local CreepHealth=10000
	local allys = npcBot:GetNearbyHeroes( 1200, false, BOT_MODE_NONE );
	local enemys = npcBot:GetNearbyHeroes(CastRange+300,true,BOT_MODE_NONE)
	local WeakestEnemy,HeroHealth=utility.GetWeakestUnit(enemys)
	local creeps = npcBot:GetNearbyCreeps(CastRange+300,true)
	local WeakestCreep,CreepHealth=utility.GetWeakestUnit(creeps)
	
	--try to kill enemy hero
	if(npcBot:GetActiveMode() ~= BOT_MODE_RETREAT ) 
	then
		if (WeakestEnemy~=nil)
		then
			if ( CanCast[abilityNumber]( WeakestEnemy ) )
			then
				if(HeroHealth<=WeakestEnemy:GetActualIncomingDamage(Damage,DAMAGE_TYPE_MAGICAL) or (HeroHealth<=WeakestEnemy:GetActualIncomingDamage(GetComboDamage(),DAMAGE_TYPE_MAGICAL) and npcBot:GetMana()>ComboMana))
				then
					return BOT_ACTION_DESIRE_HIGH,WeakestEnemy; 
				end
			end
		end
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------	
	-- If we're farming and can hit 2+ creeps and kill 1+ 
	if ( npcBot:GetActiveMode() == BOT_MODE_FARM )
	then
		if ( #creeps >= 2 ) 
		then
			if(CreepHealth<=WeakestCreep:GetActualIncomingDamage(Damage,DAMAGE_TYPE_MAGICAL) and HealthPercentage>=0.4)
			then
				return BOT_ACTION_DESIRE_LOW, WeakestCreep;
			end
		end
	end

	-- If we're pushing or defending a lane and can hit 3+ creeps, go for it
	if ( npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_TOP or
		 npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_MID or
		 npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_BOT  ) 
	then
		if ( #creeps >= 3 ) 
		then
			if ( CanCast[abilityNumber]( creeps[1] )and GetUnitToUnitDistance(npcBot,creeps[1])< CastRange + 75*#allys and HealthPercentage>=0.6-0.05*#allys)
			then
				return BOT_ACTION_DESIRE_LOW, creeps[1];
			end
		end
	end

	-- If we're going after someone
	if ( npcBot:GetActiveMode() == BOT_MODE_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_TEAM_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_DEFEND_ALLY or
		 npcBot:GetActiveMode() == BOT_MODE_ATTACK ) 
	then
		local npcEnemy = npcBot:GetTarget();
		if ( npcEnemy ~= nil ) 
		then
			if ( CanCast[abilityNumber]( npcEnemy )  and GetUnitToUnitDistance(npcBot,npcEnemy)< CastRange + 75*#allys and HealthPercentage>=0.6-0.05*#allys)
			then
				return BOT_ACTION_DESIRE_MODERATE, npcEnemy;
			end
		end
	end

	return BOT_ACTION_DESIRE_NONE, 0;
	
end

Consider[3]=function()

	local abilityNumber=3
	--------------------------------------
	-- Generic Variable Setting
	--------------------------------------
	local ability=AbilitiesReal[abilityNumber];
	
	if not ability:IsFullyCastable() then
		return BOT_ACTION_DESIRE_NONE, 0;
	end

	-- Get some of its values
	local nRadius = 300;
	local maxStacks = ability:GetSpecialValueInt('max_stacks');
	local stack = 0;
	local modIdx = npcBot:GetModifierByName("modifier_centaur_return_counter");
	if modIdx > -1 then
		stack = npcBot:GetModifierStackCount(modIdx);
	end
	if stack <= maxStacks / 2 then
		return BOT_ACTION_DESIRE_NONE;
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------
	if ( npcBot:GetActiveMode() == BOT_MODE_ROSHAN  ) 
	then
		local npcTarget = npcBot:GetAttackTarget();
		if ( utility.IsRoshan(npcTarget) and GetUnitToUnitDistance(npcBot,npcTarget) < nRadius )
		then
			return BOT_ACTION_DESIRE_LOW;
		end
	end

	-- If we're going after someone
	if ( npcBot:GetActiveMode() == BOT_MODE_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_TEAM_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_DEFEND_ALLY or
		 npcBot:GetActiveMode() == BOT_MODE_ATTACK )
	then
		local npcTarget = npcBot:GetTarget();
		if ( CanCast[abilityNumber]( npcTarget ) and GetUnitToUnitDistance(npcBot,npcTarget) < nRadius )
		then
			return BOT_ACTION_DESIRE_HIGH;
		end
	end
	return BOT_ACTION_DESIRE_NONE;
end

Consider[4]=function()

	local abilityNumber=4
	--------------------------------------
	-- Generic Variable Setting
	--------------------------------------
	local ability=AbilitiesReal[abilityNumber];
	
	if not ability:IsFullyCastable() then
		return BOT_ACTION_DESIRE_NONE, 0;
	end
	
	local CastRange = 1200
	local allys = npcBot:GetNearbyHeroes( 1200, false, BOT_MODE_NONE );
	local enemys = npcBot:GetNearbyHeroes(CastRange,true,BOT_MODE_NONE)
	local WeakestEnemy,HeroHealth=utility.GetWeakestUnit(enemys)
	
	--try to kill enemy hero
	if(npcBot:GetActiveMode() ~= BOT_MODE_RETREAT ) 
	then
		if (WeakestEnemy~=nil)
		then
			if ( CanCast[abilityNumber]( WeakestEnemy ) )
			then
				if((HeroHealth<=WeakestEnemy:GetActualIncomingDamage(GetComboDamage(),DAMAGE_TYPE_MAGICAL) and npcBot:GetMana()>ComboMana) and GetUnitToUnitDistance(npcBot,WeakestEnemy)>=600)
				then
					return BOT_ACTION_DESIRE_HIGH; 
				end
			end
		end
	end

	-- If we're seriously retreating, see if we can land a stun on someone who's damaged us recently
	if ( npcBot:GetActiveMode() == BOT_MODE_RETREAT and npcBot:GetActiveModeDesire() >= BOT_MODE_DESIRE_HIGH ) 
	then
		if ( npcBot:WasRecentlyDamagedByAnyHero( 2.0 ) ) 
		then
			return BOT_ACTION_DESIRE_MODERATE
		end
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------	

	-- If we're going after someone
	if ( npcBot:GetActiveMode() == BOT_MODE_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_TEAM_ROAM or
		 npcBot:GetActiveMode() == BOT_MODE_DEFEND_ALLY or
		 npcBot:GetActiveMode() == BOT_MODE_ATTACK ) 
	then
		if(#allys >=2)
		then
			local npcEnemy = npcBot:GetTarget();
			if ( npcEnemy ~= nil ) 
			then
				if ( CanCast[abilityNumber]( npcEnemy )  and GetUnitToUnitDistance(npcBot,npcEnemy)>=600)
				then
					return BOT_ACTION_DESIRE_MODERATE;
				end
			end
		end
	end

	return BOT_ACTION_DESIRE_NONE, 0;
	
end

function AbilityUsageThink()

	-- Check if we're already using an ability
	if ( npcBot:IsUsingAbility() or npcBot:IsChanneling() or npcBot:IsSilenced() )
	then
		return
	end
	
	ComboMana=GetComboMana()
	AttackRange=npcBot:GetAttackRange()
	ManaPercentage=npcBot:GetMana()/npcBot:GetMaxMana()
	HealthPercentage=npcBot:GetHealth()/npcBot:GetMaxHealth()
	
	cast=ability_item_usage_generic.ConsiderAbility(AbilitiesReal,Consider)
	---------------------------------debug--------------------------------------------
	if(debugmode==true)
	then
		ability_item_usage_generic.PrintDebugInfo(AbilitiesReal,cast)
	end
	ability_item_usage_generic.UseAbility(AbilitiesReal,cast)
end

function CourierUsageThink()
	ability_item_usage_generic.CourierUsageThink()
end