Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
The equipped monster loses 300 ATK and cannot change its battle position or declare an attack. If this card is destroyed because the equipped monster is destroyed: Target 1 monster on the field; equip this card to that monster.
--フリント
--Flint
local s,id=GetID()
function s.initial_effect(c)
	aux.AddEquipProcedure(c,nil,s.filter,s.eqlimit)
	--atkdown
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_EQUIP)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetCondition(s.flcon)
	e2:SetValue(-300)
	c:RegisterEffect(e2)
	--cannot attack
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_EQUIP)
	e3:SetCode(EFFECT_CANNOT_ATTACK_ANNOUNCE)
	e3:SetCondition(s.flcon)
	c:RegisterEffect(e3)
	--cannot change pos
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_EQUIP)
	e4:SetCode(EFFECT_CANNOT_CHANGE_POSITION)
	e4:SetCondition(s.flcon)
	c:RegisterEffect(e4)
	--reequip
	local e6=Effect.CreateEffect(c)
	e6:SetDescription(aux.Stringid(id,0))
	e6:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e6:SetCode(EVENT_TO_GRAVE)
	e6:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e6:SetCondition(s.eqcon)
	e6:SetTarget(s.target)
	e6:SetOperation(s.operation)
	c:RegisterEffect(e6)
	local e7=e6:Clone()
	e7:SetCode(EVENT_REMOVE)
	c:RegisterEffect(e7)
end
function s.flcon(e)
	local tc=e:GetHandler():GetEquipTarget()
	return tc:GetCode()~=83812099 or tc:IsDisabled()
end
function s.eqlimit(e,c)
	return c:GetCode()~=83812099 or c:IsDisabled() or not c:GetEquipGroup():IsExists(Card.IsCode,1,e:GetHandler(),id)
end
function s.filter(c)
	return c:IsFaceup() and (c:GetCode()~=83812099 or c:IsDisabled() or not c:GetEquipGroup():IsExists(Card.IsCode,1,nil,id))
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EQUIP)
	Duel.SelectTarget(tp,s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,e:GetHandler(),1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) and tc:IsRelateToEffect(e) and tc:IsFaceup() then
		Duel.Equip(tp,c,tc)
	end
end
function s.eqcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local ec=c:GetPreviousEquipTarget()
	return c:IsReason(REASON_LOST_TARGET) and ec and ec:IsReason(REASON_DESTROY)
end