Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
During the End Phase, if this card was Normal Summoned this turn: You can add 1 EARTH Pendulum Monster from your Deck to your hand. If this card was Normal Summoned, during the End Phase of the Summoning player's next turn: You can Tribute this card; add 1 EARTH monster from your Deck to your hand.
--フロント・オブザーバー
--Frontline Observer
local s,id=GetID()
function s.initial_effect(c)
	--tohand
	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.regop)
	c:RegisterEffect(e1)
end
function s.regop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_PHASE+PHASE_END)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetTarget(s.thtg1)
	e1:SetOperation(s.thop1)
	e1:SetReset(RESET_EVENT|(RESETS_STANDARD_PHASE_END&~RESET_TURN_SET))
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_PHASE+PHASE_END)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.thcon)
	e2:SetCost(Cost.SelfTribute)
	e2:SetTarget(s.thtg2)
	e2:SetOperation(s.thop2)
	e2:SetLabel(Duel.GetTurnCount())
	if Duel.IsTurnPlayer(tp) then
		e2:SetReset(RESET_EVENT|(RESETS_STANDARD_PHASE_END&~RESET_TURN_SET)|RESET_SELF_TURN,2)
	else
		e2:SetReset(RESET_EVENT|(RESETS_STANDARD_PHASE_END&~RESET_TURN_SET)|RESET_SELF_TURN)
	end
	c:RegisterEffect(e2)
end
function s.filter1(c)
	return c:IsType(TYPE_PENDULUM) and c:IsAttribute(ATTRIBUTE_EARTH) and c:IsAbleToHand()
end
function s.thtg1(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter1,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.thop1(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,s.filter1,tp,LOCATION_DECK,0,1,1,nil)
	if #g>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end
function s.thcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsTurnPlayer(tp) and Duel.GetTurnCount()~=e:GetLabel()
end
function s.filter2(c)
	return c:IsAttribute(ATTRIBUTE_EARTH) and c:IsAbleToHand()
end
function s.thtg2(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter2,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.thop2(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,s.filter2,tp,LOCATION_DECK,0,1,1,nil)
	if #g>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end