Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Equip only to a Warrior monster. You can only control 1 "Noble Arms - Clarent". Once per turn: You can pay 500 LP; the equipped monster can attack directly this turn. If this face-up card on the field is destroyed and sent to the GY: You can target 1 Warrior "Noble Knight" monster you control; equip this card to that target. You can only use this effect of "Noble Arms - Clarent" once per turn.
--聖剣クラレント
--Noble Arms - Clarent
--Scripted by ahtelel
local s,id=GetID()
function s.initial_effect(c)
	c:SetUniqueOnField(1,0,id)
	aux.AddEquipProcedure(c,nil,aux.FilterBoolFunction(Card.IsRace,RACE_WARRIOR))
	--direct attack
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_SZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(s.dircon)
	e1:SetCost(Cost.PayLP(500))
	e1:SetOperation(s.dirop)
	c:RegisterEffect(e1)
	--equip
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_EQUIP)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DELAY)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetCountLimit(1,id)
	e2:SetCondition(s.eqcon)
	e2:SetTarget(s.eqtg)
	e2:SetOperation(s.eqop)
	c:RegisterEffect(e2)
end
s.listed_series={SET_NOBLE_KNIGHT}
function s.dircon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsAbleToEnterBP()
end
function s.dirop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_EQUIP)
	e1:SetProperty(EFFECT_CANNOT_DISABLE)
	e1:SetCode(EFFECT_DIRECT_ATTACK)
	e1:SetReset(RESETS_STANDARD_PHASE_END)
	c:RegisterEffect(e1)
end
function s.eqcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsPreviousLocation(LOCATION_ONFIELD) and c:IsPreviousPosition(POS_FACEUP) and c:IsReason(REASON_DESTROY) 
		and c:CheckUniqueOnField(tp)
end
function s.eqfilter(c)
	return c:IsFaceup() and c:IsSetCard(SET_NOBLE_KNIGHT) and c:IsRace(RACE_WARRIOR)
end
function s.eqtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and s.eqfilter(chkc) end
	if chk==0 then return e:GetHandler():IsRelateToEffect(e) and Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and Duel.IsExistingTarget(s.eqfilter,tp,LOCATION_MZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EQUIP)
	Duel.SelectTarget(tp,s.eqfilter,tp,LOCATION_MZONE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,e:GetHandler(),1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
function s.eqop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) and tc and tc:IsRelateToEffect(e) and tc:IsFaceup() and c:CheckUniqueOnField(tp) then
		Duel.Equip(tp,c,tc)
	end
end