Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Dark Magician" + 1 Warrior monster Gains 100 ATK for each Spell/Trap on the field and in the GYs. If this card attacks a Defense Position monster, inflict piercing battle damage. When a card or effect is activated that targets a card on the field (Quick Effect): You can discard 1 card; negate the activation, and if you do, destroy it.
--超魔導騎士-ブラック・キャバルリー
--Dark Cavalry
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,CARD_DARK_MAGICIAN,aux.FilterBoolFunctionEx(Card.IsRace,RACE_WARRIOR))
	--atkup
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetRange(LOCATION_MZONE)
	e1:SetValue(s.val)
	c:RegisterEffect(e1)
	--pierce
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_PIERCE)
	c:RegisterEffect(e2)
	--negate
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e3:SetType(EFFECT_TYPE_QUICK_O)
	e3:SetCode(EVENT_CHAINING)
	e3:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCondition(s.discon)
	e3:SetCost(s.discost)
	e3:SetTarget(s.distg)
	e3:SetOperation(s.disop)
	c:RegisterEffect(e3)
end
s.listed_names={CARD_DARK_MAGICIAN}
s.material_setcode={SET_DARK_MAGICIAN}
function s.val(e,c)
	return Duel.GetMatchingGroupCount(s.filter,0,LOCATION_ONFIELD|LOCATION_GRAVE,LOCATION_ONFIELD|LOCATION_GRAVE,nil)*100
end
function s.filter(c)
	return c:IsSpellTrap()
end
function s.discost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsDiscardable,tp,LOCATION_HAND,0,1,nil) end
	Duel.DiscardHand(tp,Card.IsDiscardable,1,1,REASON_COST|REASON_DISCARD,nil)
end
function s.discon(e,tp,eg,ep,ev,re,r,rp)
	if e:GetHandler():IsStatus(STATUS_BATTLE_DESTROYED) then return false end
	if not re:IsHasProperty(EFFECT_FLAG_CARD_TARGET) then return false end
	local tg=Duel.GetChainInfo(ev,CHAININFO_TARGET_CARDS)
	return tg and tg:IsExists(Card.IsOnField,1,nil) and Duel.IsChainNegatable(ev)
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.NegateActivation(ev) and re:GetHandler():IsRelateToEffect(re) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
end