Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can discard this card; add 1 "Light Barrier" from your Deck or GY to your hand. If this card is Summoned: Toss a coin and this card gains the appropriate effect. ● Heads: When an attack is declared involving this card: You can target 1 monster on the field; destroy it, and if you do, inflict 500 damage to its controller. ● Tails: If an attack is declared involving this card: Destroy all monsters on the field.
--アルカナフォースＸＶ－ＴＨＥ　ＤＥＶＩＬ
--Arcana Force XV - The Fiend
--Scripted by Hatter
local s,id=GetID()
function s.initial_effect(c)
	--Add 1 "Light Barrier" 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_HAND)
	e1:SetCost(Cost.SelfDiscard)
	e1:SetTarget(s.thtg)
	e1:SetOperation(s.thop)
	c:RegisterEffect(e1)
	--Toss coin and gain effect
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_COIN)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_SUMMON_SUCCESS)
	e2:SetTarget(s.cointg)
	e2:SetOperation(s.coinop)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EVENT_SPSUMMON_SUCCESS)
	c:RegisterEffect(e3)
	local e4=e2:Clone()
	e4:SetCode(EVENT_FLIP_SUMMON_SUCCESS)
	c:RegisterEffect(e4)
end
s.listed_names={CARD_LIGHT_BARRIER}
s.toss_coin=true
function s.thfilter(c)
	return c:IsCode(CARD_LIGHT_BARRIER) and c:IsAbleToHand()
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK|LOCATION_GRAVE,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK|LOCATION_GRAVE)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.thfilter),tp,LOCATION_DECK|LOCATION_GRAVE,0,1,1,nil)
	if #g>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end
function s.cointg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_COIN,nil,0,tp,1)
end
function s.coinop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) or c:IsFacedown() then return end
	s.arcanareg(c,Arcana.TossCoin(c,tp))
end
function s.arcanareg(c,coin)
	--Destroy 1 monster on the field
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,2))
	e1:SetCategory(CATEGORY_DESTROY+CATEGORY_DAMAGE)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_ATTACK_ANNOUNCE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCondition(s.descon(COIN_HEADS))
	e1:SetTarget(s.hdestg)
	e1:SetOperation(s.hdesop)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD)
	c:RegisterEffect(e1)
	--Destroy all monsters on the field
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,3))
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_ATTACK_ANNOUNCE)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.descon(COIN_TAILS))
	e2:SetTarget(s.tdestg)
	e2:SetOperation(s.tdesop)
	e2:SetReset(RESET_EVENT|RESETS_STANDARD)
	c:RegisterEffect(e2)
	Arcana.RegisterCoinResult(c,coin)
end
function s.descon(coin)
	return function(e)
		local c=e:GetHandler()
		return (Duel.GetAttacker()==c or Duel.GetAttackTarget()==c) and Arcana.GetCoinResult(c)==coin
	end
end
function s.hdestg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) end
	if chk==0 then return Duel.IsExistingTarget(nil,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,nil,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,g:GetFirst():GetControler(),500)
end
function s.hdesop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and Duel.Destroy(tc,REASON_EFFECT)>0 then
		Duel.Damage(tc:GetPreviousControler(),500,REASON_EFFECT)
	end
end
function s.tdestg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local sg=Duel.GetMatchingGroup(nil,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,sg,#sg,0,0)
end
function s.tdesop(e,tp,eg,ep,ev,re,r,rp)
	local sg=Duel.GetMatchingGroup(nil,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	if #sg>0 then
		Duel.Destroy(sg,REASON_EFFECT)
	end
end