--スネークアイ・ワイトバーチ
--Snake-Eye Birch
--scripted by Naim
local s,id=GetID()
function s.initial_effect(c)
	--Special Summon itself from the hand if you control a FIRE monster
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_UNCOPYABLE)
	e1:SetCode(EFFECT_SPSUMMON_PROC)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetCondition(s.selfspcon)
	c:RegisterEffect(e1)
	--Special Summon 1 "Snake-Eye" monster from your hand or Deck
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_FREE_CHAIN)
	e2:SetRange(LOCATION_MZONE)
	e2:SetHintTiming(0,TIMINGS_CHECK_MONSTER_E)
	e2:SetCountLimit(1,{id,1})
	e2:SetCondition(function(e,tp) return Duel.IsTurnPlayer(1-tp) end)
	e2:SetCost(s.spcost)
	e2:SetTarget(s.sptg)
	e2:SetOperation(s.spop)
	c:RegisterEffect(e2)
end
s.listed_names={id}
s.listed_series={SET_SNAKE_EYE}
function s.selfspcon(e,c)
	if c==nil then return true end
	local tp=c:GetControler()
	return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(aux.FaceupFilter(Card.IsAttribute,ATTRIBUTE_FIRE),tp,LOCATION_MZONE,0,1,nil)
end
function s.cfilter(c,tp,forced)
	return c:IsFaceup() and c:IsAbleToGraveAsCost() and Duel.GetMZoneCount(tp,Group.FromCards(c,forced))>0
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsAbleToGraveAsCost()
		and Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_ONFIELD,0,1,c,tp,c) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.cfilter,tp,LOCATION_ONFIELD,0,1,1,c,tp,c)
	g:AddCard(c)
	Duel.SendtoGrave(g,REASON_COST)
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(SET_SNAKE_EYE) and c:IsCanBeSpecialSummoned(e,0,tp,false,false) and not c:IsCode(id)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_HAND|LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND|LOCATION_DECK)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_HAND|LOCATION_DECK,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end