--サイバー・ダーク・エッジ
--Cyberdark Edge
local s,id=GetID()
function s.initial_effect(c)
	--equip
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_EQUIP)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetTarget(Cyberdark.EquipTarget(s.eqfilter,true,true))
	e1:SetOperation(Cyberdark.EquipOperation(s.eqfilter,s.equipop,true))
	c:RegisterEffect(e1)
	aux.AddEREquipLimit(c,nil,s.eqval,s.equipop,e1)
	--damage
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_DIRECT_ATTACK)
	c:RegisterEffect(e2)
	--atk change
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e3:SetCode(EVENT_PRE_DAMAGE_CALCULATE)
	e3:SetRange(LOCATION_MZONE)
	e3:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e3:SetCondition(s.atkcon)
	e3:SetOperation(s.atkop)
	c:RegisterEffect(e3)
end
function s.eqfilter(c)
	return c:IsLevelBelow(3) and c:IsRace(RACE_DRAGON)
end
function s.eqval(ec,c,tp)
	return ec:IsControler(tp) and ec:IsLevelBelow(3) and ec:IsRace(RACE_DRAGON)
end
function s.equipop(c,e,tp,tc)
	local atk=tc:GetTextAttack()
	if atk<0 then atk=0 end
	if not c:EquipByEffectAndLimitRegister(e,tp,tc) then return end
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_EQUIP)
	e2:SetProperty(EFFECT_FLAG_OWNER_RELATE+EFFECT_FLAG_IGNORE_IMMUNE)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetReset(RESET_EVENT|RESETS_STANDARD)
	e2:SetValue(atk)
	tc:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_EQUIP)
	e3:SetCode(EFFECT_DESTROY_SUBSTITUTE)
	e3:SetReset(RESET_EVENT|RESETS_STANDARD)
	e3:SetValue(s.repval)
	tc:RegisterEffect(e3)
end
function s.repval(e,re,r,rp)
	return (r&REASON_BATTLE)~=0
end
function s.atkcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetAttackTarget()==nil and e:GetHandler():IsHasEffect(EFFECT_DIRECT_ATTACK)
		and Duel.IsExistingMatchingCard(aux.NOT(Card.IsHasEffect),tp,0,LOCATION_MZONE,1,nil,EFFECT_IGNORE_BATTLE_TARGET)
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local effs={c:GetCardEffect(EFFECT_DIRECT_ATTACK)}
	local eg=Group.CreateGroup()
	for _,eff in ipairs(effs) do
		eg:AddCard(eff:GetOwner())
	end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EFFECT)
	local ec = #eg==1 and eg:GetFirst() or eg:Select(tp,1,1,nil):GetFirst()
	if c==ec then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK_FINAL)
		e1:SetRange(LOCATION_MZONE)
		e1:SetValue(c:GetAttack()/2)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE|RESET_PHASE|PHASE_DAMAGE_CAL)
		c:RegisterEffect(e1)
	end
end