Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per Battle Phase, during the Battle Step, if this card was Normal Summoned this turn: You can make its ATK become double its original ATK, until the end of the Battle Phase. * The above text is unofficial and describes the card's functionality in the OCG.
--スピード・ウォリアー
--Speed Warrior
local s,id=GetID()
function s.initial_effect(c)
	--summon success
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetOperation(s.sumop)
	c:RegisterEffect(e1)
	--atk up
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_ATKCHANGE)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_FREE_CHAIN)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetCondition(s.dacon)
	e2:SetOperation(s.daop)
	c:RegisterEffect(e2)
end
function s.sumop(e,tp,eg,ep,ev,re,r,rp)
	e:GetHandler():RegisterFlagEffect(id,RESET_EVENT|(RESETS_STANDARD_PHASE_END&~RESET_TURN_SET),0,1)
end
function s.dacon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsPhase(PHASE_BATTLE_STEP) and Duel.GetCurrentChain()==0
		and e:GetHandler():GetFlagEffect(id)~=0
end
function s.daop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFacedown() or not c:IsRelateToEffect(e) then return end
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_SET_ATTACK_FINAL)
	e1:SetValue(c:GetBaseAttack()*2)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE|RESET_PHASE|PHASE_BATTLE)
	c:RegisterEffect(e1)
end