--silver forest
xpcall(function() require("expansions/script/c37564765") end,function() require("script/c37564765") end)
local m,cm=Senya.SayuriSpellPreload(37564901)
function cm.initial_effect(c)
	Senya.SayuriSelfReturnCommonEffect(c,m)
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(cm.target)
	e1:SetOperation(cm.activate)
	c:RegisterEffect(e1)
	Senya.sayuri_activate_effect[c]=e1
end
function cm.filter(c,e,tp,m1,m2,ft)
	if not Senya.check_set_sayuri(c) or bit.band(c:GetType(),0x81)~=0x81
		or not c:IsCanBeSpecialSummoned(e,SUMMON_TYPE_RITUAL,tp,false,true) then return false end
	local mg=m1:Filter(Card.IsCanBeRitualMaterial,c,c)
	mg:Merge(m2)
	if c:IsCode(21105106) then return c:ritual_custom_condition(mg,ft) end
	if c.mat_filter then
		mg=mg:Filter(c.mat_filter,nil)
	end
	if ft>0 then
		return mg:CheckWithSumEqual(Card.GetRitualLevel,c:GetLevel(),1,99,c)
	else
		return ft>-1 and mg:IsExists(cm.mfilterf,1,nil,tp,mg,c)
	end
end
function cm.mfilterf(c,tp,mg,rc)
	if c:IsControler(tp) and c:IsLocation(LOCATION_MZONE) and c:GetSequence()<5 then
		Duel.SetSelectedCard(c)
		return mg:CheckWithSumEqual(Card.GetRitualLevel,rc:GetLevel(),0,99,rc)
	else return false end
end
function cm.mfilter(c)
	return c:GetLevel()>0 and Senya.check_set_sayuri(c) and c:IsType(TYPE_MONSTER) and c:IsAbleToRemove()
end
function cm.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		local mg1=Duel.GetRitualMaterial(tp)
		local mg2=Duel.GetMatchingGroup(cm.mfilter,tp,LOCATION_GRAVE,0,nil)
		local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
		return Duel.IsExistingMatchingCard(cm.filter,tp,LOCATION_HAND,0,1,nil,e,tp,mg1,mg2,ft)
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND)
end
function cm.activate(e,tp,eg,ep,ev,re,r,rp)
	local mg1=Duel.GetRitualMaterial(tp)
	local mg2=Duel.GetMatchingGroup(cm.mfilter,tp,LOCATION_GRAVE,0,nil)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local tg=Duel.SelectMatchingCard(tp,cm.filter,tp,LOCATION_HAND,0,1,1,nil,e,tp,mg1,mg2,ft)
	local tc=tg:GetFirst()
	if tc then
		local mg=mg1:Filter(Card.IsCanBeRitualMaterial,tc,tc)
		mg:Merge(mg2)
		if tc:IsCode(21105106) then
			tc:ritual_custom_operation(mg)
			local mat=tc:GetMaterial()
			Senya.SayuriCheckTrigger(tc,e,tp,eg,ep,ev,re,r,rp)
			Duel.ReleaseRitualMaterial(mat)
		else
			if tc.mat_filter then
				mg=mg:Filter(tc.mat_filter,nil)
			end
			local mat=nil
			if ft>0 then
				Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RELEASE)
				mat=mg:SelectWithSumEqual(tp,Card.GetRitualLevel,tc:GetLevel(),1,99,tc)
			else
				Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RELEASE)
				mat=mg:FilterSelect(tp,cm.mfilterf,1,1,nil,tp,mg,tc)
				Duel.SetSelectedCard(mat)
				Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RELEASE)
				local mat2=mg:SelectWithSumEqual(tp,Card.GetRitualLevel,tc:GetLevel(),0,99,tc)
				mat:Merge(mat2)
			end
			tc:SetMaterial(mat)
			Senya.SayuriCheckTrigger(tc,e,tp,eg,ep,ev,re,r,rp)
			Duel.ReleaseRitualMaterial(mat)
		end
		Duel.BreakEffect()
		Duel.SpecialSummon(tc,SUMMON_TYPE_RITUAL,tp,tp,false,true,POS_FACEUP)
		tc:CompleteProcedure()
	end
end