--
local s,id,o=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_SEARCH+CATEGORY_TOHAND+CATEGORY_DECKDES)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.costfilter(c,e,tp)
	return Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_HAND,0,1,nil,e,tp)
		and Duel.GetMZoneCount(tp,c)>0
end
function s.spfilter(c,e,tp)
	return c:IsAttribute(ATTRIBUTE_FIRE) and c:IsLevelAbove(6)
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	local check=Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.GetFieldGroupCount(tp,0,LOCATION_MZONE)>0
	local b1=Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil,e,tp,check)
		and Duel.GetFlagEffect(tp,id+o)==0
	local b2=Duel.CheckReleaseGroup(tp,s.costfilter,1,nil,e,tp)
		and Duel.GetFlagEffect(tp,id)==0
	if chk==0 then return b1 or b2 end
	local op=0
	if b1 or b2 then
		op=aux.SelectFromOptions(tp,
			{b1,aux.Stringid(id,1),1},
			{b2,aux.Stringid(id,2),2})
	end
	e:SetLabel(op)
	if op==1 then
		e:SetLabel(0)
	else
		e:SetLabel(1)
		local g=Duel.SelectReleaseGroup(tp,s.costfilter,1,1,nil,e,tp)
		Duel.Release(g,REASON_COST)
	end
end
function s.thfilter(c,e,tp,check)
	return c:IsAttribute(ATTRIBUTE_WATER) and c:IsRace(RACE_DINOSAUR) and
		(c:IsAbleToHand()
			or check and c:IsCanBeSpecialSummoned(e,0,tp,false,false))
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		local b1=Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil,e,tp)
			and Duel.GetFlagEffect(tp,id+o)==0
		local b2=Duel.CheckReleaseGroup(tp,s.costfilter,1,nil,e,tp)
			and Duel.GetFlagEffect(tp,id)==0
		if e:IsCostChecked() then
			return b1 or b2
		else
			return b1
		end
	end
	if e:GetLabel()==1 then
		if e:IsCostChecked() then
			e:SetCategory(CATEGORY_SPECIAL_SUMMON)
			Duel.RegisterFlagEffect(tp,id,RESET_PHASE+PHASE_END,0,1)
		end
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_HAND)
	else
		if e:IsCostChecked() then
			Duel.RegisterFlagEffect(tp,id+o,RESET_PHASE+PHASE_END,0,1)
			e:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_TOHAND+CATEGORY_SEARCH)
		end
		Duel.SetOperationInfo(0,CATEGORY_SEARCH+CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
	end
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	if e:GetLabel()==1 then
		if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.spfilter),tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_HAND,0,1,1,nil,e,tp)
		local tc=g:GetFirst()
		if tc and Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)~=0
			and not tc:IsRace(RACE_FIEND) then
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_DISABLE)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD)
			tc:RegisterEffect(e1)
			local e2=Effect.CreateEffect(e:GetHandler())
			e2:SetType(EFFECT_TYPE_SINGLE)
			e2:SetCode(EFFECT_DISABLE_EFFECT)
			e2:SetValue(RESET_TURN_SET)
			e2:SetReset(RESET_EVENT+RESETS_STANDARD)
			tc:RegisterEffect(e2)
		end
		Duel.SpecialSummonComplete()
	else
		local check=Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)==0
			and Duel.GetFieldGroupCount(tp,0,LOCATION_MZONE)>0
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_OPERATECARD)
		local g=Duel.SelectMatchingCard(tp,s.thfilter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
		if g:GetCount()>0 then
			local tc=g:GetFirst()
			Duel.SendtoHand(tc,nil,REASON_EFFECT)
			Duel.ConfirmCards(1-tp,tc)
			if check and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
				and tc:IsType(TYPE_MONSTER) and tc:IsCanBeSpecialSummoned(e,0,tp,false,false)
				and Duel.SelectYesNo(tp,aux.Stringid(id,3)) then
				Duel.BreakEffect()
				Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)
			end
		end
	end
end