module Group::ConversationsHelper
  def add_people_to_group_conv_list(conversation)
    contacts = current_user.all_active_contacts
    users_in_conv = conversation.users
    add_people_to_conv_list = []
    contacts.each do |contact|
      # if the contact is already in the conversation, remove it from the list
      if !users_in_conv.include?(contact)
        add_people_to_conv_list << contact
      end
    end
    add_people_to_conv_list
  end
end