Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
When you activate this card, you can also Tribute 1 Reptile monster in your hand or field; apply 1 of these effects, or if you Tributed a monster at activation, you can apply both effects in sequence. ● Add 1 "Mitsurugi" monster from your Deck to your hand. ● Take 800 damage, then you can Special Summon 1 "Mitsurugi" monster from your hand or GY, but it cannot attack directly. You can only activate 1 "Mitsurugi Prayers" per turn.
--巳剣勧請
--Mitsurugi Prayers
--scripted by Naim
local s,id=GetID()
function s.initial_effect(c)
	--Apply 1 of these effects, or if you Tributed a monster at activation, you can apply both effects in sequence
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH+CATEGORY_DAMAGE+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMING_STANDBY_PHASE|TIMING_MAIN_END|TIMINGS_CHECK_MONSTER_E)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetCost(s.effcost)
	e1:SetTarget(s.efftg)
	e1:SetOperation(s.effop)
	c:RegisterEffect(e1)
end
s.listed_series={SET_MITSURUGI}
function s.effcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	if Duel.CheckReleaseGroupCost(tp,Card.IsRace,1,true,nil,nil,RACE_REPTILE) and Duel.SelectYesNo(tp,aux.Stringid(id,1)) then
		local g=Duel.SelectReleaseGroupCost(tp,Card.IsRace,1,1,true,nil,nil,RACE_REPTILE)
		Duel.Release(g,REASON_COST)
		e:SetLabel(1)
	else
		e:SetLabel(0)
	end
end
function s.efftg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetPossibleOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
	Duel.SetPossibleOperationInfo(0,CATEGORY_DAMAGE,nil,1,tp,800)
	Duel.SetPossibleOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND|LOCATION_GRAVE)
end
function s.thfilter(c)
	return c:IsSetCard(SET_MITSURUGI) and c:IsMonster() and c:IsAbleToHand()
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(SET_MITSURUGI) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.effop(e,tp,eg,ep,ev,re,r,rp)
	local b1=Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil)
	local both=b1 and e:GetLabel()==1
	local op=Duel.SelectEffect(tp,
		{b1,aux.Stringid(id,2)},
		{true,aux.Stringid(id,3)},
		{both,aux.Stringid(id,4)})
	local breakeffect=false
	if op==1 or op==3 then
		--Add 1 "Mitsurugi" monster from your Deck to your hand
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
		local g=Duel.SelectMatchingCard(tp,s.thfilter,tp,LOCATION_DECK,0,1,1,nil)
		if #g>0 then
			Duel.SendtoHand(g,nil,REASON_EFFECT)
			Duel.ConfirmCards(1-tp,g)
			Duel.ShuffleHand(tp)
			breakeffect=true
		end
	end
	if op==2 or op==3 then
		--Take 800 damage
		if breakeffect then Duel.BreakEffect() end
		Duel.Damage(tp,800,REASON_EFFECT)
		--Special Summon 1 "Mitsurugi" monster from your hand or GY, but it cannot attack directly
		if Duel.GetLocationCount(tp,LOCATION_MZONE)>0
			and Duel.IsExistingMatchingCard(aux.NecroValleyFilter(s.spfilter),tp,LOCATION_HAND|LOCATION_GRAVE,0,1,nil,e,tp)
			and Duel.SelectYesNo(tp,aux.Stringid(id,5)) then
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
			local sc=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.spfilter),tp,LOCATION_HAND|LOCATION_GRAVE,0,1,1,nil,e,tp):GetFirst()
			Duel.BreakEffect()
			if Duel.SpecialSummonStep(sc,0,tp,tp,false,false,POS_FACEUP) then
				--It cannot attack directly
				local e1=Effect.CreateEffect(e:GetHandler())
				e1:SetDescription(3207)
				e1:SetType(EFFECT_TYPE_SINGLE)
				e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
				e1:SetCode(EFFECT_CANNOT_DIRECT_ATTACK)
				e1:SetReset(RESET_EVENT|RESETS_STANDARD)
				sc:RegisterEffect(e1)
			end
			Duel.SpecialSummonComplete()
		end
	end
end