The problem with separating out models into purely their own concerns

leader_been_to_venue.rb

    # FML You are joking right?
    # THere has to be something wrong with this model.
    def user_has_been_to_venue?(user, venue)
      Reservation.joins("LEFT JOIN venues_tables ON venues_tables.id = reservations.table_id LEFT JOIN venues ON venues_tables.venue_id = venues.id LEFT JOIN groupers ON groupers.id = reservations.grouper_id LEFT JOIN crews ON crews.grouper_id = groupers.id LEFT JOIN users ON users.id = crews.leader_id")
        .where("crews.leader_id = ?", user.id)
        .where("venues.id = ?", venue.id).exists?
    end

user.groupers.pluck(:venue_id).include? venue.id