--アマゾネスの秘術
--not fully implemented
local s,id,o=GetID()
---@param c Card
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_FUSION_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMING_END_PHASE)
	e1:SetCountLimit(1,id)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--to hand
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id)
	e2:SetCost(aux.bfgcost)
	e2:SetOperation(s.fusop)
	c:RegisterEffect(e2)
	--workaround
	if not aux.fus_mat_hack_check then
		aux.fus_mat_hack_check=true
		function aux.fus_mat_hack_exmat_filter(c)
			return c:IsHasEffect(EFFECT_EXTRA_FUSION_MATERIAL,c:GetControler())
		end
		_GetFusionMaterial=Duel.GetFusionMaterial
		function Duel.GetFusionMaterial(tp,loc)
			if loc==nil then loc=LOCATION_HAND+LOCATION_MZONE end
			local g=_GetFusionMaterial(tp,loc)
			local exg=Duel.GetMatchingGroup(aux.fus_mat_hack_exmat_filter,tp,LOCATION_EXTRA,0,nil)
			return g+exg
		end
		_SendtoGrave=Duel.SendtoGrave
		function Duel.SendtoGrave(tg,reason)
			if reason~=REASON_EFFECT+REASON_MATERIAL+REASON_FUSION or aux.GetValueType(tg)~="Group" then
				return _SendtoGrave(tg,reason)
			end
			local tc=tg:Filter(Card.IsLocation,nil,LOCATION_EXTRA+LOCATION_GRAVE):Filter(aux.fus_mat_hack_exmat_filter,nil):GetFirst()
			if tc then
				local te=tc:IsHasEffect(EFFECT_EXTRA_FUSION_MATERIAL,tc:GetControler())
				te:UseCountLimit(tc:GetControler())
			end
			local rg=tg:Filter(Card.IsLocation,nil,LOCATION_GRAVE)
			tg:Sub(rg)
			local ct1=_SendtoGrave(tg,reason)
			local ct2=Duel.Remove(rg,POS_FACEUP,reason)
			return ct1+ct2
		end
	end
end
function s.filter1(c,e)
	return not c:IsImmuneToEffect(e)
end
function s.filter2(c,e,tp,m,f,chkf)
	return c:IsType(TYPE_FUSION) and c:IsSetCard(0x4) 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.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		local chkf=tp
		local mg1=Duel.GetFusionMaterial(tp)
		local res=Duel.IsExistingMatchingCard(s.filter2,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg1,nil,chkf)
		if not res then
			local ce=Duel.GetChainMaterial(tp)
			if ce~=nil then
				local fgroup=ce:GetTarget()
				local mg2=fgroup(ce,e,tp)
				local mf=ce:GetValue()
				res=Duel.IsExistingMatchingCard(s.filter2,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg2,mf,chkf)
			end
		end
		return res
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local chkf=tp
	local mg1=Duel.GetFusionMaterial(tp):Filter(s.filter1,nil,e)
	local sg1=Duel.GetMatchingGroup(s.filter2,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.filter2,tp,LOCATION_EXTRA,0,nil,e,tp,mg2,mf,chkf)
	end
	if sg1:GetCount()>0 or (sg2~=nil and sg2:GetCount()>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.SendtoGrave(mat1,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.fusop(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetDescription(aux.Stringid(id,2))
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_EXTRA_FUSION_MATERIAL)
	e1:SetTargetRange(LOCATION_EXTRA,0)
	e1:SetCountLimit(1)
	e1:SetTarget(s.mttg)
	e1:SetValue(s.mtval)
	e1:SetReset(RESET_PHASE+PHASE_END)
	Duel.RegisterEffect(e1,tp)
end
function s.mttg(e,c)
	return c:IsSetCard(0x4) and c:IsAbleToGrave()
end
function s.mtval(e,c)
	if not c then return true end
	return c:IsSetCard(0x4)
end
