ability_item_usage_brewmaster.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 role = require(GetScriptDirectory() .. "/util/RoleUtility")
local AbilityHelper = dofile(GetScriptDirectory() .. "/util/AbilityHelper")

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

ability_item_usage_generic.InitAbility(Abilities,AbilitiesReal,Talents) 

local AbilityToLevelUp=
{
	Abilities[2],
	Abilities[3],
	Abilities[1],
	Abilities[1],
	Abilities[1],
	Abilities[4],
	Abilities[1],
	Abilities[3],
	Abilities[3],
	"talent",
	Abilities[3],
	Abilities[4],
	Abilities[2],
	Abilities[2],
	"talent",
	Abilities[2],
	"nil",
	Abilities[4],
	"nil",
	"talent",
	"nil",
	"nil",
	"nil",
	"nil",
	"talent",
}

local TalentTree={
	function()
		return Talents[1]
	end,
	function()
		return Talents[3]
	end,
	function()
		return Talents[6]
	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
local ComboMana,ManaPercentage

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 = ability:GetCastRange()
	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
	
	local CastRange = ability:GetCastRange();
	local CastPoint = ability:GetCastPoint();
	local Radius = ability:GetAOERadius();
	
	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)

	local isManaEnough = ManaPercentage > 0.6 or npcBot:GetMana() > ComboMana
	--------------------------------------
	-- Global high-priorty usage
	--------------------------------------
	-- If we're in a teamfight, use it on the scariest enemy
	local tableNearbyAttackingAlliedHeroes = npcBot:GetNearbyHeroes( 1000, false, BOT_MODE_ATTACK );
	if ( #tableNearbyAttackingAlliedHeroes >= 2 )
	then

		local npcMostDangerousEnemy = nil;
		local nMostDangerousDamage = 0;

		for _,npcEnemy in pairs( enemys )
		do
			if ( CanCast[abilityNumber]( npcEnemy ) and not enemyDisabled(npcEnemy))
			then
				local Damage2 = npcEnemy:GetEstimatedDamageToTarget( false, npcBot, 3.0, DAMAGE_TYPE_PHYSICAL );
				if ( Damage2 > nMostDangerousDamage )
				then
					nMostDangerousDamage = Damage2;
					npcMostDangerousEnemy = npcEnemy;
				end
			end
		end

		if ( npcMostDangerousEnemy ~= nil )
		then
			return BOT_ACTION_DESIRE_HIGH, npcMostDangerousEnemy:GetExtrapolatedLocation(CastPoint);
		end
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------
	-- Protect myself
	local nearyByEnemys = npcBot:GetNearbyHeroes(600, true, BOT_MODE_NONE)
	if ((npcBot:GetActiveMode() == BOT_MODE_RETREAT and npcBot:GetActiveModeDesire() >= BOT_MODE_DESIRE_HIGH) or #nearyByEnemys > 0) then
		for _, npcEnemy in pairs(enemys) do
			if (CanCast[abilityNumber](npcEnemy) and not enemyDisabled(npcEnemy)) then
				if (npcBot:WasRecentlyDamagedByHero(npcEnemy, 2.0) or GetUnitToUnitDistance(npcBot, npcEnemy) < 600)
					then
					return BOT_ACTION_DESIRE_HIGH, npcEnemy:GetExtrapolatedLocation(CastPoint)
				end
			end
		end
	end

	-- Attack roshan
	if (npcBot:GetActiveMode() == BOT_MODE_ROSHAN) then
		local npcTarget = npcBot:GetAttackTarget()
		if (AbilityHelper.isRoshan(npcTarget) and AbilityHelper.roshanCanCast(npcTarget) and not enemyDisabled(npcTarget)) then
			if (isManaEnough and GetUnitToUnitDistance(npcBot, npcTarget) <= CastRange + 300) then
				return BOT_ACTION_DESIRE_LOW, npcTarget:GetExtrapolatedLocation(CastPoint)
			end
		end
	end

	-- If we're pushing or defending a lane
	if (npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_TOP or
		npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_MID or
		npcBot:GetActiveMode() == BOT_MODE_PUSH_TOWER_BOT or
		npcBot:GetActiveMode() == BOT_MODE_DEFEND_TOWER_TOP or
		npcBot:GetActiveMode() == BOT_MODE_DEFEND_TOWER_MID or
		npcBot:GetActiveMode() == BOT_MODE_DEFEND_TOWER_BOT) then
		if (isManaEnough and AbilitiesReal[abilityNumber]:GetLevel() >= 1) then
			local locationAoE = npcBot:FindAoELocation(true, false, npcBot:GetLocation(), CastRange, Radius, 0, 0)
			if (locationAoE.count >= 4) then
				return BOT_ACTION_DESIRE_LOW, locationAoE.targetloc
			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 locationAoE = npcBot:FindAoELocation(true, true, npcBot:GetLocation(), CastRange, Radius, 0, 0)
		if (locationAoE.count >= 2) then
			return BOT_ACTION_DESIRE_LOW, locationAoE.targetloc
		end

		if (enemys == nil or #enemys <= 2) then
			local npcEnemy = npcBot:GetTarget()
			if (npcEnemy~=nil and CanCast[abilityNumber](npcEnemy) and not enemyDisabled(npcEnemy)) then
				if (GetUnitToUnitDistance(npcBot, npcEnemy) < 1200) then
					return BOT_ACTION_DESIRE_MODERATE, npcEnemy:GetExtrapolatedLocation(CastPoint)
				end
			end
		end
	end

	-- If my mana is enough,use it at enemy
	if ( npcBot:GetActiveMode() == BOT_MODE_LANING )
	then
		for _,npcEnemy in pairs( enemys )
		do
			if (ManaPercentage>0.5 or npcBot:GetMana()>ComboMana)
			then
				if ( role.CanBeSafeLaneCarry(npcEnemy:GetUnitName()))
				then
					if ( CanCast[abilityNumber]( npcEnemy ))
					then
						return BOT_ACTION_DESIRE_HIGH, npcEnemy:GetExtrapolatedLocation(CastPoint);
					end
				end
			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
	
	local CastRange = ability:GetCastRange()
	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)
	--------------------------------------
	-- Mode based usage
	--------------------------------------
	-- 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

	-- 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 ) )
			then
				return BOT_ACTION_DESIRE_MODERATE;
			end
		end
	end

	return BOT_ACTION_DESIRE_NONE, 0;
	
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 = ability:GetCastRange();
	local CastPoint = ability:GetCastPoint();
	
	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)
	--------------------------------------
	-- Global high-priorty usage
	--------------------------------------
	--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)
				then
					return BOT_ACTION_DESIRE_LOW
				end
			end
		end
	end
	
	-- If we're in a teamfight, use it on the scariest enemy
	local tableNearbyAttackingAlliedHeroes = npcBot:GetNearbyHeroes( 1000, false, BOT_MODE_ATTACK );
	if ( #tableNearbyAttackingAlliedHeroes >= 2 ) 
	then
		return BOT_ACTION_DESIRE_LOW
	end
	--------------------------------------
	-- Mode based usage
	--------------------------------------
	-- 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
		return BOT_ACTION_DESIRE_LOW
	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 #enemys>=2 and #allys>=2 and GetUnitToUnitDistance(npcBot,npcEnemy)<=1000)
			then
				return BOT_ACTION_DESIRE_LOW
			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