--Stardust Cosmos Dragon
--by Artorikus
--CONVERTED FROM EDOPRO TO KOISHIPRO by: XGlitchy30

local s,id=GetID()
function s.initial_effect(c)
	--xyz summon
	aux.AddXyzProcedure(c,aux.MonsterFilter(TYPE_SYNCHRO,Card.IsSetCard,0xa3),8,2)
	c:EnableReviveLimit()
	--must be xyz summoned
    local e1=Effect.CreateEffect(c)
    e1:SetType(EFFECT_TYPE_SINGLE)
    e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE|EFFECT_FLAG_UNCOPYABLE)
    e1:SetCode(EFFECT_SPSUMMON_CONDITION)
    e1:SetValue(aux.xyzlimit)
    c:RegisterEffect(e1)
	--indes
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetProperty(EFFECT_FLAG_SET_AVAILABLE)
	e2:SetCode(EFFECT_INDESTRUCTABLE_COUNT)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTargetRange(LOCATION_ONFIELD,0)
	e2:SetValue(s.indct)
	c:RegisterEffect(e2)
	--negate
	local e3=Effect.CreateEffect(c)
	e3:Desc(2)
	e3:SetCategory(CATEGORY_NEGATE|CATEGORY_DESTROY)
	e3:SetType(EFFECT_TYPE_QUICK_O)
	e3:SetProperty(EFFECT_FLAG_DAMAGE_STEP|EFFECT_FLAG_DAMAGE_CAL)
	e3:SetCode(EVENT_CHAINING)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCountLimit(1)
	e3:SetCondition(s.discon)
	e3:SetCost(aux.DetachSelfCost())
	e3:SetTarget(s.distg)
	e3:SetOperation(s.disop)
	c:RegisterEffect(e3)
	--spsummon stardust 8
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,3))
	e4:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e4:SetType(EFFECT_TYPE_IGNITION)
	e4:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e4:SetRange(LOCATION_GRAVE)
	e4:SetCost(s.spcost)
	e4:SetTarget(s.sptg)
	e4:SetOperation(s.spop)
	c:RegisterEffect(e4)
end
function s.indct(e,re,r,rp)
	if (r&REASON_BATTLE+REASON_EFFECT)~=0 then
		return 1
	else
		return 0
	end
end

function s.discon(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsStatus(STATUS_BATTLE_DESTROYED) and Duel.IsChainNegatable(ev)
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	local rc=re:GetHandler()
	if rc:IsDestructable() and rc:IsRelateToChain(ev) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.NegateActivation(ev) and re:GetHandler():IsRelateToChain(ev) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
end

function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	e:SetLabel(1)
	if chk==0 then return aux.bfgcost(e,tp,eg,ep,ev,re,r,rp,chk) end
	aux.bfgcost(e,tp,eg,ep,ev,re,r,rp,chk)
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(0xa3) and c:HasLevel() and c:IsLevelBelow(8) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_GRAVE) and s.spfilter(chkc,e,tp) end
	if chk==0 then
		local exc = (e:GetLabel()==1) and e:GetHandler() or nil
		e:SetLabel(0)
		return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.IsExistingTarget(s.spfilter,tp,LOCATION_GRAVE,0,1,exc,e,tp)
	end
	e:SetLabel(0)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,s.spfilter,tp,LOCATION_GRAVE,0,1,1,nil,e,tp)
	Duel.SetCardOperationInfo(g,CATEGORY_SPECIAL_SUMMON)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and tc:IsRelateToChain() then
		Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)
	end
end