--光の黄金櫃
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,79791878)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--indes
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	e2:SetValue(s.indesval)
	c:RegisterEffect(e2)
	--search
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetCategory(CATEGORY_SEARCH+CATEGORY_TOHAND)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetRange(LOCATION_SZONE)
	e3:SetCountLimit(1,id)
	e3:SetTarget(s.srtg)
	e3:SetOperation(s.srop)
	c:RegisterEffect(e3)
	--to grave
	local custom_code=aux.RegisterMergedDelayedEvent_ToSingleCard(c,id,EVENT_SPSUMMON_SUCCESS)
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,1))
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetProperty(EFFECT_FLAG_DELAY+EFFECT_FLAG_CARD_TARGET)
	e4:SetCode(custom_code)
	e4:SetRange(LOCATION_SZONE)
	e4:SetCountLimit(1,id+o)
	e4:SetCondition(s.gycon)
	e4:SetCost(s.gycost)
	e4:SetTarget(s.gytg)
	e4:SetOperation(s.gyop)
	c:RegisterEffect(e4)
end
function s.indesval(e,re)
	return re:IsActiveType(TYPE_MONSTER)
end
function s.srfilter(c)
	return aux.IsCodeListed(c,id) and c:IsAbleToHand() and not c:IsCode(id)
end
function s.srtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.srfilter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.srop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,s.srfilter,tp,LOCATION_DECK,0,1,1,nil)
	if g:GetCount()>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end
function s.gyfilter(c,tp)
	return c:IsSummonLocation(LOCATION_GRAVE) and c:IsSummonPlayer(1-tp) and c:IsAbleToGrave() and bit.band(c:GetOriginalType(),TYPE_MONSTER)~=0
end
function s.gycon(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(s.gyfilter,1,nil,tp)
end
function s.disfilter(c)
	return c:IsType(TYPE_SPELL) and c:IsDiscardable()
end
function s.gycost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.disfilter,tp,LOCATION_HAND,0,1,nil) end
	Duel.DiscardHand(tp,s.disfilter,1,1,REASON_COST+REASON_DISCARD)
end
function s.gytg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local g=eg:Filter(s.gyfilter,nil,tp)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and aux.IsInGroup(chkc,g) end
	if chk==0 then return Duel.IsExistingTarget(aux.IsInGroup,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil,g) end
	local sg
	if g:GetCount()==1 then
		sg=g:Clone()
		Duel.SetTargetCard(sg)
	else
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
		sg=Duel.SelectTarget(tp,aux.IsInGroup,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil,g)
	end
	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,sg,1,0,0)
end
function s.gyop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.SendtoGrave(tc,REASON_EFFECT)
	end
end
