--大波小波
--Big Wave Small Wave
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DESTROY+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.dfilter(c)
	return c:IsFaceup() and c:IsAttribute(ATTRIBUTE_WATER)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.dfilter,tp,LOCATION_MZONE,0,1,nil) end
	local g=Duel.GetMatchingGroup(s.dfilter,tp,LOCATION_MZONE,0,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,#g,0,0)
end
function s.spfilter(c,e,tp)
	return c:IsAttribute(ATTRIBUTE_WATER) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetMatchingGroup(s.dfilter,tp,LOCATION_MZONE,0,nil)
	local ct=Duel.Destroy(g,REASON_EFFECT)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ct==0 or ft<=0 then return end
	ct=math.min(ct,ft)
	if Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) then ct=math.min(ct,1) end
	Duel.RaiseEvent(Group.CreateGroup(),EVENT_ADJUST,nil,0,PLAYER_NONE,PLAYER_NONE,0)
	local sg=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_HAND,0,nil,e,tp)
	if #sg~=0 and Duel.SelectYesNo(tp,aux.Stringid(id,0)) then
		Duel.BreakEffect()
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local spg=sg:Select(tp,1,ct,nil)
		Duel.SpecialSummon(spg,0,tp,tp,false,false,POS_FACEUP)
	end
end