Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn, when an opponent's monster declares an attack: You can toss a coin 3 times. If the result is 3 heads, draw 3 cards, but if the result is 3 tails, destroy this card. If this face-up card on the field is destroyed: You lose 6000 Life Points.
--ラッキーパンチ
--Lucky Punch
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--Toss a coin and either draw 3 cards or destroy this card
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_DRAW+CATEGORY_DESTROY+CATEGORY_COIN)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_ATTACK_ANNOUNCE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCountLimit(1)
	e2:SetCondition(s.atkcon)
	e2:SetTarget(s.atktg)
	e2:SetOperation(s.atkop)
	c:RegisterEffect(e2)
	--Lose 6000 LP when it leaves the field
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e3:SetCode(EVENT_DESTROYED)
	e3:SetCondition(s.descon)
	e3:SetOperation(s.desop)
	c:RegisterEffect(e3)
end
s.toss_coin=true
function s.atkcon(e,tp,eg,ep,ev,re,r,rp)
	local at=Duel.GetAttacker()
	return at and at:IsControler(1-tp)
end
function s.atktg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_COIN,nil,0,tp,3)
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local r1,r2,r3=Duel.TossCoin(tp,3)
	if Duel.CountHeads(r1,r2,r3)==3 then
		Duel.Draw(tp,3,REASON_EFFECT)
	elseif Duel.CountTails(r1,r2,r3)==3 then
		Duel.Destroy(e:GetHandler(),REASON_EFFECT)
	end
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsPreviousLocation(LOCATION_ONFIELD) and c:IsPreviousPosition(POS_FACEUP)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local lp=Duel.GetLP(tp)
	Duel.SetLP(tp,lp-6000)
end