Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn, during the End Phase, if your Level 2 or lower Normal Monster(s) was destroyed by battle this turn: Special Summon Level 2 or lower Normal Monsters from your Deck, equal to the number of your Level 2 or lower Normal Monsters destroyed by battle this turn.
--人海戦術
--Human-Wave Tactics
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(TIMING_END_PHASE)
	c:RegisterEffect(e1)
	--special summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCode(EVENT_PHASE+PHASE_END)
	e2:SetCountLimit(1)
	e2:SetTarget(s.target)
	e2:SetOperation(s.operation)
	c:RegisterEffect(e2)
	aux.GlobalCheck(s,function()
		s[0]=0
		s[1]=0
		local ge1=Effect.CreateEffect(c)
		ge1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
		ge1:SetCode(EVENT_BATTLED)
		ge1:SetOperation(s.checkop)
		Duel.RegisterEffect(ge1,0)
		aux.AddValuesReset(function()
			s[0]=0
			s[1]=0
		end)
	end)
end
function s.checkop(e,tp,eg,ep,ev,re,r,rp)
	local a=Duel.GetAttacker()
	local d=Duel.GetAttackTarget()
	if a:IsStatus(STATUS_BATTLE_DESTROYED) and a:IsType(TYPE_NORMAL) and a:IsLevelBelow(2) then
		s[a:GetControler()]=s[a:GetControler()]+1
	end
	if d and d:IsStatus(STATUS_BATTLE_DESTROYED) and d:IsType(TYPE_NORMAL) and d:IsLevelBelow(2) then
		s[d:GetControler()]=s[d:GetControler()]+1
	end
end
function s.filter(c,e,tp)
	return c:IsType(TYPE_NORMAL) and c:IsLevelBelow(2) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	local ct=s[tp]
	if chk==0 then return ct>0 and (ct==1 or not Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT)) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,ct,tp,LOCATION_DECK)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local ct=s[tp]
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_DECK,0,ct,ct,nil,e,tp)
	if #g==0 then return end
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ft>1 and Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) then ft=1 end
	if ft<=0 then
		Duel.SendtoGrave(g,REASON_EFFECT)
	elseif ft>=#g then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	else
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local sg=g:Select(tp,ft,ft,nil)
		Duel.SpecialSummon(sg,0,tp,tp,false,false,POS_FACEUP)
		g:Sub(sg)
		Duel.SendtoGrave(g,REASON_EFFECT)
	end
end