--Aircaster Jaundice
--created by Alastar Rainford, coded by Lyris

local s,id=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:Desc(0)
	e1:SetCategory(CATEGORY_NEGATE|CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_CHAINING)
	e1:SetCondition(s.condition2)
	e1:SetCost(s.cost2)
	e1:SetTarget(s.target2)
	e1:SetOperation(s.activate2)
	c:RegisterEffect(e1)
end
function s.cfilter(c)
	return c:IsSpell(TYPE_EQUIP) and (not c:IsFacedown() or c:GetEquipTarget()~=nil) and c:IsAbleToGraveAsCost()
end
function s.condition2(e,tp,eg,ep,ev,re,r,rp)
	return re:IsHasType(EFFECT_TYPE_ACTIVATE) and Duel.IsChainNegatable(ev)
end
function s.cost2(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_SZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.cfilter,tp,LOCATION_SZONE,0,1,1,nil)
	Duel.SendtoGrave(g,REASON_COST)
end
function s.target2(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)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToChain(ev) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.activate2(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