Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Elemental HERO Flame Wingman" + "Elemental HERO Sparkman" Must be Fusion Summoned. Gains 300 ATK for each "Elemental HERO" card in your GY. If this card destroys a monster by battle and sends it to the GY: Inflict damage to your opponent equal to that monster's original ATK in the GY.
--E・HERO シャイニング・フレア・ウィングマン
--Elemental HERO Shining Flare Wingman
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,35809262,20721928)
	--spsummon condition
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(aux.fuslimit)
	c:RegisterEffect(e1)
	--damage
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_DAMAGE)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetCode(EVENT_BATTLE_DESTROYING)
	e2:SetCondition(aux.bdgcon)
	e2:SetTarget(s.damtg)
	e2:SetOperation(s.damop)
	c:RegisterEffect(e2)
	--atkup
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE)
	e3:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCode(EFFECT_UPDATE_ATTACK)
	e3:SetValue(s.atkup)
	c:RegisterEffect(e3)
end
s.listed_series={SET_ELEMENTAL_HERO}
s.material_setcode={SET_HERO,SET_ELEMENTAL_HERO}
function s.damtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local bc=e:GetHandler():GetBattleTarget()
	Duel.SetTargetCard(bc)
	local dam=bc:GetAttack()
	if dam<0 then dam=0 end
	Duel.SetTargetPlayer(1-tp)
	Duel.SetTargetParam(dam)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,dam)
end
function s.damop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		local p=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER)
		local dam=tc:GetAttack()
		if dam<0 then dam=0 end
		Duel.Damage(p,dam,REASON_EFFECT)
	end
end
function s.atkup(e,c)
	return Duel.GetMatchingGroupCount(Card.IsSetCard,c:GetControler(),LOCATION_GRAVE,0,nil,SET_ELEMENTAL_HERO)*300
end