Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If you control a monster: You can reveal 2 Equip Spells from your Deck with different names, your opponent randomly picks 1 for you to add to your hand, also place the remaining card on the bottom of your Deck. You can only use this effect of "Tool Box" once per turn.
--工作箱
--Tool Box
--scripted by Naim
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e0=Effect.CreateEffect(c)
	e0:SetType(EFFECT_TYPE_ACTIVATE)
	e0:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e0)
	--Reveal 2 Equip Spells to add one to the hand
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_SZONE)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.thcond)
	e1:SetTarget(s.thtg)
	e1:SetOperation(s.thop)
	c:RegisterEffect(e1)
end
function s.thcond(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)>0
end
function s.eqpfilter(c)
	return c:IsSpell() and c:IsType(TYPE_EQUIP) and c:IsAbleToHand()
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	local rvg=Duel.GetMatchingGroup(s.eqpfilter,tp,LOCATION_DECK,0,nil)
	if chk==0 then return rvg:GetClassCount(Card.GetCode)>=2 end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local rvg=Duel.GetMatchingGroup(s.eqpfilter,tp,LOCATION_DECK,0,nil)
	local g=aux.SelectUnselectGroup(rvg,e,tp,2,2,aux.dncheck,1,tp,HINTMSG_CONFIRM)
	if #g==2 then
		Duel.ConfirmCards(1-tp,g)
		Duel.ShuffleDeck(tp)
		Duel.Hint(HINT_SELECTMSG,1-tp,HINTMSG_ATOHAND)
		local sg=g:Select(1-tp,1,1,nil)
		Duel.SendtoHand(sg,tp,REASON_EFFECT)
		g:RemoveCard(sg)
		Duel.ShuffleDeck(tp)
		Duel.MoveToDeckBottom(g,tp)
	end
end