--created by Jake, coded by Lyris
--Il Reclutamento di una Bestia Bushido

local s,id,o=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:Desc(0)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id+EFFECT_COUNT_CODE_OATH)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.ffilter(c,e,tp,m,f,chkf)
	return c:IsType(TYPE_FUSION) and c:IsSetCard(0x4b0) and (not f or f(c))
		and c:IsCanBeSpecialSummoned(e,SUMMON_TYPE_FUSION,tp,false,false) and c:CheckFusionMaterial(m,nil,chkf)
end
function s.mfilter1(c)
	return c:IsType(TYPE_MONSTER) and c:IsCanBeFusionMaterial() and c:IsAbleToRemove()
end
function s.mfilter2(c,e)
	return c:IsAbleToRemove() and not c:IsImmuneToEffect(e)
end
function s.filter(c,e,tp)
	return c:IsLevel(4) and c:IsSetCard(0x4b0) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	local chkf=tp
	local mg1=Duel.GetFusionMaterial(tp):Filter(Card.IsAbleToRemove,nil)+Duel.GetMatchingGroup(s.mfilter1,tp,LOCATION_GRAVE,0,nil)
	local b1=Duel.IsExistingMatchingCard(s.ffilter,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg1,nil,chkf)
	if not b1 then
		local ce=Duel.GetChainMaterial(tp)
		if ce~=nil then
			local fgroup=ce:GetTarget()
			local mg2=fgroup(ce,e,tp)
			local mf=ce:GetValue()
			b1=Duel.IsExistingMatchingCard(s.ffilter,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg2,mf,chkf)
		end
	end
	local b2=Duel.GetLocationCount(tp,LOCATION_MZONE)>1 and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_HAND+LOCATION_GRAVE,0,2,nil,e,tp) and not Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT)
	if chk==0 then return b1 or b2 end
	local off=1
	local ops={}
	local opval={}
	if b1 then
		ops[off]=1169
		opval[off-1]=1
		off=off+1
	end
	if b2 then
		ops[off]=1152
		opval[off-1]=2
		off=off+1
	end
	e:SetLabel(0)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EFFECT)
	local op=Duel.SelectOption(tp,table.unpack(ops))
	if opval[op]==1 then
		e:SetCategory(CATEGORY_REMOVE+CATEGORY_SPECIAL_SUMMON+CATEGORY_FUSION_SUMMON)
		e:SetLabel(1)
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
	elseif opval[op]==2 then
		e:SetCategory(CATEGORY_SPECIAL_SUMMON)
		e:SetLabel(2)
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,2,tp,LOCATION_HAND+LOCATION_GRAVE)
	end
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local opt=e:GetLabel()
	if opt==1 then
		s.fsum(e,tp,eg,ep,ev,re,r,rp)
	elseif opt==2 then
		s.ssum(e,tp,eg,ep,ev,re,r,rp)
	end
end

function s.fsum(e,tp,eg,ep,ev,re,r,rp)
	local chkf=tp
	local mg1=Duel.GetFusionMaterial(tp):Filter(s.mfilter2,nil,e)+Duel.GetMatchingGroup(s.mfilter1,tp,LOCATION_GRAVE,0,nil)
	local sg1=Duel.GetMatchingGroup(s.ffilter,tp,LOCATION_EXTRA,0,nil,e,tp,mg1,nil,chkf)
	local mg2=nil
	local sg2=nil
	local ce=Duel.GetChainMaterial(tp)
	if ce~=nil then
		local fgroup=ce:GetTarget()
		mg2=fgroup(ce,e,tp)
		local mf=ce:GetValue()
		sg2=Duel.GetMatchingGroup(s.ffilter,tp,LOCATION_EXTRA,0,nil,e,tp,mg2,mf,chkf)
	end
	if #sg1>0 or (sg2~=nil and #sg2>0) then
		local sg=sg1:Clone()
		if sg2 then sg:Merge(sg2) end
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local tg=sg:Select(tp,1,1,nil)
		local tc=tg:GetFirst()
		if sg1:IsContains(tc) and (sg2==nil or not sg2:IsContains(tc) or not Duel.SelectYesNo(tp,ce:GetDescription())) then
			local mat1=Duel.SelectFusionMaterial(tp,tc,mg1,nil,chkf)
			tc:SetMaterial(mat1)
			Duel.Remove(mat1,POS_FACEUP,REASON_EFFECT+REASON_MATERIAL+REASON_FUSION)
			Duel.BreakEffect()
			Duel.SpecialSummon(tc,SUMMON_TYPE_FUSION,tp,tp,false,false,POS_FACEUP)
		else
			local mat2=Duel.SelectFusionMaterial(tp,tc,mg2,nil,chkf)
			local fop=ce:GetOperation()
			fop(ce,e,tp,tc,mat2)
		end
		tc:CompleteProcedure()
	end
end
function s.ssum(e,tp,eg,ep,ev,re,r,rp)
	if Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) or Duel.GetLocationCount(tp,LOCATION_MZONE)<2 then return end
	local g=Duel.GetMatchingGroup(aux.NecroValleyFilter(s.filter),tp,LOCATION_HAND+LOCATION_GRAVE,0,nil,e,tp)
	if #g>1 then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local sg=g:Select(tp,2,2,nil)
		if #sg>0 and Duel.SpecialSummon(sg,0,tp,tp,false,false,POS_FACEUP)>0 then
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_FIELD)
			e1:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
			e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
			e1:SetTargetRange(1,0)
			e1:SetTarget(s.splimit)
			e1:SetReset(RESET_PHASE+PHASE_END)
			Duel.RegisterEffect(e1,tp)
		end
	end
end
function s.splimit(e,c)
	return not (c:IsRace(RACE_BEAST+RACE_BEASTWARRIOR+RACE_WINDBEAST) or c:IsSetCard(0x4b0))
end