Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Target 1 monster with 4 or more Fog Counters; destroy it, and if you do, draw 1 card for every 4 Fog Counters that was on it.
--ダイヤモンドダスト・サイクロン
--Diamond-Dust Cyclone
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DESTROY+CATEGORY_DRAW)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
s.counter_list={COUNTER_FOG}
function s.filter(c)
	return c:GetCounter(COUNTER_FOG)>=4
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and s.filter(chkc) end
	if chk==0 then return Duel.IsPlayerCanDraw(tp)
		and Duel.IsExistingTarget(s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		local ct=math.floor(tc:GetCounter(COUNTER_FOG)/4)
		if Duel.Destroy(tc,REASON_EFFECT)~=0 and ct~=0 then
			Duel.Draw(tp,ct,REASON_EFFECT)
		end
	end
end