Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Shuffle 3 LIGHT monsters from your hand into the Deck, then add 1 to 3 Level 4 or lower LIGHT monsters from your Deck to your hand. If you add 2 or more monsters, they must have the same name.
--フォトン・ベール
--Photon Veil
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TODECK+CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.tdfilter(c)
	return c:IsAttribute(ATTRIBUTE_LIGHT) and c:IsAbleToDeck()
end
function s.thfilter(c)
	return c:IsLevelBelow(4) and c:IsAttribute(ATTRIBUTE_LIGHT) and c:IsAbleToHand()
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.tdfilter,tp,LOCATION_HAND,0,3,nil)
		and Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TODECK,nil,3,tp,LOCATION_HAND)
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.rescon(sg,e,tp,mg)
	return #sg<2 or sg:GetClassCount(Card.GetCode)==1
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectMatchingCard(tp,s.tdfilter,tp,LOCATION_HAND,0,3,3,nil)
	if #g<3 then return end
	Duel.ConfirmCards(1-tp,g)
	if Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_EFFECT)~=3
		or not g:IsExists(Card.IsLocation,3,nil,LOCATION_DECK) then return end
	local sg=Duel.GetMatchingGroup(s.thfilter,tp,LOCATION_DECK,0,nil)
	if #sg==0 then return end
	local hg=aux.SelectUnselectGroup(sg,e,tp,1,3,s.rescon,1,tp,HINTMSG_ATOHAND)
	if #hg>0 then
		Duel.BreakEffect()
		Duel.SendtoHand(hg,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,hg)
	end
end