Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Genex Controller" + 1 or more non-Tuner WIND monsters This card gains 300 ATK for each Spell and Trap Card Set on the field. You can send 1 card from your hand to the Graveyard to select and destroy 1 Set Spell or Trap Card.
--ウィンドファーム・ジェネクス
--Windmill Genex
local s,id=GetID()
function s.initial_effect(c)
	--synchro summon
	Synchro.AddProcedure(c,aux.FilterSummonCode(68505803),1,1,Synchro.NonTunerEx(Card.IsAttribute,ATTRIBUTE_WIND),1,99)
	c:EnableReviveLimit()
	--atkup
	local e1=Effect.CreateEffect(c)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetValue(s.val)
	c:RegisterEffect(e1)
	--destroy
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCost(s.descost)
	e2:SetTarget(s.destg)
	e2:SetOperation(s.desop)
	c:RegisterEffect(e2)
end
s.material={68505803}
s.listed_names={68505803}
function s.val(e,c)
	return Duel.GetMatchingGroupCount(Card.IsFacedown,0,LOCATION_SZONE,LOCATION_SZONE,nil)*300
end
function s.descost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsAbleToGraveAsCost,tp,LOCATION_HAND,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	Duel.SendtoGrave(Duel.SelectMatchingCard(tp,Card.IsAbleToGraveAsCost,tp,LOCATION_HAND,0,1,1,nil),REASON_COST)
end
function s.filter(c)
	return c:IsFacedown()
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_SZONE) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_SZONE,LOCATION_SZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,s.filter,tp,LOCATION_SZONE,LOCATION_SZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsFacedown() and tc:IsRelateToEffect(e) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end