--リンカーネイト・アンヴェイル・メイル
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddEquipSpellEffect(c,true,true,Card.IsFaceup,nil)
	--indestructable
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_EQUIP)
	e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e1:SetCondition(s.ibcon)
	e1:SetValue(1)
	c:RegisterEffect(e1)
	--xyz summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TOHAND+CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_FREE_CHAIN)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetCondition(s.xyzcon)
	e2:SetTarget(s.xyztg)
	e2:SetOperation(s.xyzop)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_GRANT)
	e3:SetRange(LOCATION_SZONE)
	e3:SetTargetRange(LOCATION_MZONE,LOCATION_MZONE)
	e3:SetTarget(s.eftg)
	e3:SetLabelObject(e2)
	c:RegisterEffect(e3)
	--add type
	local e6=Effect.CreateEffect(c)
	e6:SetType(EFFECT_TYPE_EQUIP)
	e6:SetCode(EFFECT_ADD_TYPE)
	e6:SetCondition(s.addcon)
	e6:SetValue(TYPE_EFFECT)
	c:RegisterEffect(e6)
	--equip from grave
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e4:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e4:SetCode(EVENT_TO_GRAVE)
	e4:SetOperation(s.regop)
	c:RegisterEffect(e4)
	local e5=Effect.CreateEffect(c)
	e5:SetDescription(aux.Stringid(id,2))
	e5:SetCategory(CATEGORY_EQUIP)
	e5:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e5:SetCode(EVENT_PHASE+PHASE_END)
	e5:SetRange(LOCATION_GRAVE)
	e5:SetCondition(s.eqcon)
	e5:SetTarget(s.eqtg)
	e5:SetOperation(s.eqop)
	c:RegisterEffect(e5)
end
function s.ibcon(e,tp,eg,ep,ev,re,r,rp)
	local ec=e:GetHandler():GetEquipTarget()
	return ec:IsType(TYPE_XYZ) and not ec:IsDisabled()
end
function s.addcon(e)
	return not e:GetHandler():IsType(TYPE_EFFECT)
end
function s.xyzcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():GetBattledGroupCount()>0
end
function s.thfilter(c,ec)
	return c:IsAbleToHand() and c:IsType(TYPE_EQUIP) and ec:GetEquipGroup():IsContains(c)
end
function s.xyzfilter(c)
	return c:IsXyzSummonable(nil) and c:IsAttribute(ATTRIBUTE_WATER)
end
function s.xyztg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,nil,e:GetHandler())
		and Duel.IsExistingMatchingCard(s.xyzfilter,tp,LOCATION_EXTRA,0,1,nil) end
	local g=Duel.GetMatchingGroup(s.thfilter,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,nil,e:GetHandler())
	Duel.Hint(HINT_OPSELECTED,1-tp,e:GetDescription())
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.xyzop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,s.thfilter,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,1,nil,e:GetHandler())
	local tc=g:GetFirst()
	if tc and Duel.SendtoHand(tc,nil,REASON_EFFECT)~=0 and tc:IsLocation(LOCATION_HAND) then
		local xg=Duel.GetMatchingGroup(s.xyzfilter,tp,LOCATION_EXTRA,0,nil)
		if xg:GetCount()>0 then
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
			local tg=xg:Select(tp,1,1,nil)
			Duel.XyzSummon(tp,tg:GetFirst(),nil)
		end
	end
end
function s.eftg(e,c)
	return c:IsType(TYPE_MONSTER) and c:GetEquipGroup():IsContains(e:GetHandler())
		and c:IsType(TYPE_XYZ)
end
function s.regop(e,tp,eg,ep,ev,re,r,rp)
	e:GetHandler():RegisterFlagEffect(id,RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END,0,1)
end
function s.eqcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():GetFlagEffect(id)>0
end
function s.eqtg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and Duel.IsExistingMatchingCard(s.eqfilter,tp,LOCATION_MZONE,0,1,nil,c,tp) end
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,c,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,c,1,0,0)
end
function s.eqfilter(c,ec,tp)
	return c:IsType(TYPE_XYZ) and c:IsFaceup()
		and ec:CheckEquipTarget(c) and ec:CheckUniqueOnField(tp,LOCATION_SZONE) and not ec:IsForbidden()
end
function s.eqop(e,tp,eg,ep,ev,re,r,rp)
	local ec=e:GetHandler()
	if ec:IsRelateToEffect(e) and aux.NecroValleyFilter()(ec) and Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and Duel.IsExistingMatchingCard(s.eqfilter,tp,LOCATION_MZONE,0,1,nil,ec,tp) then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EQUIP)
		local tg=Duel.SelectMatchingCard(tp,s.eqfilter,tp,LOCATION_MZONE,0,1,1,nil,ec,tp)
		Duel.HintSelection(tg)
		Duel.Equip(tp,ec,tg:GetFirst())
	end
end
