Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can discard 1 Rock monster; Special Summon from your Deck, 1 Rock monster that has the same original Attribute and Level as that monster, in face-up Attack Position or face-down Defense Position. You can only use this effect of "Doki Doki" once per turn.
--怒気土器
--Doki Doki
local s,id=GetID()
function s.initial_effect(c)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	e:SetLabel(100)
	return true
end
function s.cfilter(c,e,tp)
	return c:IsRace(RACE_ROCK) and c:IsDiscardable()
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK,0,1,nil,e,tp,c:GetOriginalAttribute(),c:GetOriginalLevel())
end
function s.spfilter(c,e,tp,att,lv)
	return c:IsRace(RACE_ROCK) and c:IsOriginalAttribute(att) and c:GetOriginalLevel()==lv
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_ATTACK|POS_FACEDOWN_DEFENSE)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		if e:GetLabel()~=100 then return false end
		e:SetLabel(0)
		return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
			and Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_HAND,0,1,nil,e,tp)
	end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DISCARD)
	local g=Duel.SelectMatchingCard(tp,s.cfilter,tp,LOCATION_HAND,0,1,1,nil,e,tp)
	e:SetLabelObject(g:GetFirst())
	Duel.SendtoGrave(g,REASON_COST|REASON_DISCARD)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,0,LOCATION_DECK)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local gc=e:GetLabelObject()
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_DECK,0,1,1,nil,e,tp,gc:GetOriginalAttribute(),gc:GetOriginalLevel())
	local tc=g:GetFirst()
	if tc and Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP_ATTACK|POS_FACEDOWN_DEFENSE)~=0 then
		if tc:IsFacedown() then
			Duel.ConfirmCards(1-tp,tc)
		end
	end
end