YutaGoto/salmon_run

# == Schema Information
#
# Table name: events_weapons
#
#  id         :bigint           not null, primary key
#  event_id   :integer
#  weapon_id  :integer
#  created_at :datetime         not null
#  updated_at :datetime         not null
#

class EventsWeapon < ApplicationRecord
  belongs_to :event
  belongs_to :weapon

  def since_last_event_times
    Event.opening.last.id - EventsWeapon.includes(:event).where(weapon_id: weapon_id).last(2).first.event.id - 1
  end
end