Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Special Summon 4 "Flower Cardian" monsters with 100 ATK and different names from your Deck in Attack Position, but their effects are negated, also they cannot be Tributed for a Tribute Summon. You can only activate 1 "Flower Gathering" per turn. You cannot Normal or Special Summon other monsters during the turn you activate this card, except "Flower Cardian" monsters.
--花合わせ
--Flower Gathering
local s,id=GetID()
function s.initial_effect(c)
	--Special summon 4 "Flower Cardian" monsters with 100 ATK from deck
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	Duel.AddCustomActivityCounter(id,ACTIVITY_SUMMON,s.counterfilter)
	Duel.AddCustomActivityCounter(id,ACTIVITY_SPSUMMON,s.counterfilter)
end
s.listed_series={SET_FLOWER_CARDIAN}
function s.counterfilter(c)
	return c:IsSetCard(SET_FLOWER_CARDIAN)
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetCustomActivityCount(id,tp,ACTIVITY_SUMMON)==0
		and Duel.GetCustomActivityCount(id,tp,ACTIVITY_SPSUMMON)==0 end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET+EFFECT_FLAG_OATH)
	e1:SetCode(EFFECT_CANNOT_SUMMON)
	e1:SetTargetRange(1,0)
	e1:SetTarget(s.sumlimit)
	e1:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e1,tp)
	local e2=e1:Clone()
	e2:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	Duel.RegisterEffect(e2,tp)
end
function s.sumlimit(e,c,sump,sumtype,sumpos,targetp,se)
	return not c:IsSetCard(SET_FLOWER_CARDIAN)
end
function s.filter(c,e,tp)
	return c:GetAttack()==100 and c:IsSetCard(SET_FLOWER_CARDIAN) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_ATTACK)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	local g=Duel.GetMatchingGroup(s.filter,tp,LOCATION_DECK,0,nil,e,tp)
	if chk==0 then return ft>3 and not Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT)
		and g:GetClassCount(Card.GetCode)>=4 end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,4,tp,LOCATION_DECK)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local g=Duel.GetMatchingGroup(s.filter,tp,LOCATION_DECK,0,nil,e,tp)
	if Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) or Duel.GetLocationCount(tp,LOCATION_MZONE)<4 then return end
	local g1=aux.SelectUnselectGroup(g,e,tp,4,4,aux.dncheck,1,tp,HINTMSG_SPSUMMON)
	for tc in aux.Next(g1) do
		if Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP_ATTACK) then
			--Negate their effects
			local e1=Effect.CreateEffect(c)
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_DISABLE)
			e1:SetReset(RESET_EVENT|RESETS_STANDARD)
			tc:RegisterEffect(e1,true)
			local e2=Effect.CreateEffect(c)
			e2:SetType(EFFECT_TYPE_SINGLE)
			e2:SetCode(EFFECT_DISABLE_EFFECT)
			e2:SetReset(RESET_EVENT|RESETS_STANDARD)
			tc:RegisterEffect(e2,true)
			--Cannot be tributed for a tribute summon
			local e3=Effect.CreateEffect(c)
			e3:SetDescription(3304)
			e3:SetType(EFFECT_TYPE_SINGLE)
			e3:SetProperty(EFFECT_FLAG_SINGLE_RANGE+EFFECT_FLAG_CLIENT_HINT)
			e3:SetCode(EFFECT_UNRELEASABLE_SUM)
			e3:SetRange(LOCATION_MZONE)
			e3:SetValue(1)
			e3:SetReset(RESET_EVENT|RESETS_STANDARD)
			tc:RegisterEffect(e3,true)
		end
	end
	Duel.SpecialSummonComplete()
end