Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If all monsters you control are "Windwitch" monsters (min. 1): You can Special Summon this card from your hand. You can only use this effect of "Windwitch - Freeze Bell" once per turn. Once per turn, during your Main Phase: You can increase this card's Level by 1. A WIND Synchro Monster that was Summoned using this card as Synchro Material cannot be destroyed by battle.
--ＷＷ－フリーズ・ベル
--Windwitch - Freeze Bell
--Scripted by ahtelel
local s,id=GetID()
function s.initial_effect(c)
	--Special Summon itself from hand
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--Increase its level by 1
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_LVCHANGE)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetTarget(s.lvtg)
	e2:SetOperation(s.lvop)
	c:RegisterEffect(e2)
	--A WIND synchro monster using this card cannot be destroyed by battle
	local e3=Effect.CreateEffect(c)
	e3:SetProperty(EFFECT_FLAG_IGNORE_IMMUNE)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e3:SetCode(EVENT_BE_MATERIAL)
	e3:SetCondition(s.efcon)
	e3:SetOperation(s.efop)
	c:RegisterEffect(e3)
end
s.listed_series={SET_WINDWITCH}
function s.cfilter(c)
	return c:IsFacedown() or not c:IsSetCard(SET_WINDWITCH)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)>0 and not Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)
end
function s.lvtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():HasLevel() end
end
function s.lvop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFaceup() and c:IsRelateToEffect(e) then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_LEVEL)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
		e1:SetValue(1)
		c:RegisterEffect(e1)
	end
end
function s.efcon(e,tp,eg,ep,ev,re,r,rp)
	return r==REASON_SYNCHRO and e:GetHandler():GetReasonCard():IsAttribute(ATTRIBUTE_WIND)
end
function s.efop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local rc=c:GetReasonCard()
	--Cannot be destroyed by battle
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(3000)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CLIENT_HINT)
	e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e1:SetValue(1)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD)
	rc:RegisterEffect(e1)
end