Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
While you control another "Ancient Warriors" monster, your opponent's monsters cannot target this card for attacks. You can only use each of the following effects of "Ancient Warriors - Virtuous Liu Xuan" once per turn. ● If your opponent controls more monsters than you do: You can send 1 card from your hand or field to the GY; Special Summon 1 "Ancient Warriors" monster from your Deck, except "Ancient Warriors - Virtuous Liu Xuan". ● When an attack is declared involving another "Ancient Warriors" monster you control: You can draw 1 card.
--戦華の徳－劉玄
--Ancient Warriors - Virtuous Liu Xuan
--Scripted by Larry126
local s,id=GetID()
function s.initial_effect(c)
	--Cannot be attack target
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCode(EFFECT_CANNOT_BE_BATTLE_TARGET)
	e1:SetCondition(s.atcon)
	e1:SetValue(aux.imval1)
	c:RegisterEffect(e1)
	--Special Summon 1 "Ancient Warriors" monster from the Deck
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetCountLimit(1,id)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.spcon)
	e2:SetCost(s.spcost)
	e2:SetTarget(s.sptg)
	e2:SetOperation(s.spop)
	c:RegisterEffect(e2)
	--Draw 1 card
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,1))
	e3:SetCategory(CATEGORY_DRAW)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e3:SetCode(EVENT_ATTACK_ANNOUNCE)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCountLimit(1,{id,1})
	e3:SetCondition(s.drcon)
	e3:SetTarget(s.drtg)
	e3:SetOperation(s.drop)
	c:RegisterEffect(e3)
end
s.listed_series={SET_ANCIENT_WARRIORS}
s.listed_names={id}
function s.atcon(e)
	return Duel.IsExistingMatchingCard(aux.FaceupFilter(Card.IsSetCard,SET_ANCIENT_WARRIORS),e:GetOwnerPlayer(),LOCATION_MZONE,0,1,e:GetHandler())
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,0,LOCATION_MZONE)>Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)
end
function s.costfilter(c,tp)
	return c:IsAbleToGraveAsCost() and Duel.GetMZoneCount(tp,c)>0
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.costfilter,tp,LOCATION_ONFIELD|LOCATION_HAND,0,1,nil,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.costfilter,tp,LOCATION_ONFIELD|LOCATION_HAND,0,1,1,nil,tp)
	Duel.SendtoGrave(g,REASON_COST)
end
function s.filter(c,e,tp)
	return c:IsSetCard(SET_ANCIENT_WARRIORS) and not c:IsCode(id) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end
function s.drcon(e,tp,eg,ep,ev,re,r,rp)
	local a=Duel.GetAttacker()
	local b=Duel.GetAttackTarget()
	return (a:IsControler(tp) and a~=e:GetHandler() and a:IsSetCard(SET_ANCIENT_WARRIORS))
		or (b and b:IsControler(tp) and b:IsFaceup() and b~=e:GetHandler() and b:IsSetCard(SET_ANCIENT_WARRIORS))
end
function s.drtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsPlayerCanDraw(tp,1) end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(1)
	Duel.SetOperationInfo(0,CATEGORY_DRAW,nil,0,tp,1)
end
function s.drop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Draw(p,d,REASON_EFFECT)
end