class SlackSmartBot

  # help: ----------------------------------------------
  # help: `use rules from CHANNEL`
  # help: `use rules CHANNEL`
  # help: `use CHANNEL`
  # help:    it will use the rules from the specified channel.
  # help:    you need to be part of that channel to be able to use the rules.
  # help:
  def use_rules(dest, channel, user, dchannel)

    #todo: add pagination for case more than 1000 channels on the workspace
    channels = client.web_client.conversations_list(
      types: "private_channel,public_channel",
      limit: "1000",
      exclude_archived: "true",
    ).channels

    channel_found = channels.detect { |c| c.name == channel }
    members = client.web_client.conversations_members(channel: @channels_id[channel]).members unless channel_found.nil?

    if channel_found.nil?
      respond "The channel you are trying to use doesn't exist", dest
    elsif channel_found.name == MASTER_CHANNEL
      respond "You cannot use the rules from Master Channel on any other channel.", dest
    elsif !@bots_created.key?(@channels_id[channel])
      respond "There is no bot running on that channel.", dest
    elsif @bots_created.key?(@channels_id[channel]) and @bots_created[@channels_id[channel]][:status] != :on
      respond "The bot in that channel is not :on", dest
    else
      if user.id == channel_found.creator or members.include?(user.id)
        @rules_imported[user.id] = {} unless @rules_imported.key?(user.id)
        if dest[0] == "C" or dest[0] == "G" #todo: take in consideration bots that are not master
          @rules_imported[user.id][dchannel] = channel_found.id
        else
          @rules_imported[user.id][user.id] = channel_found.id
        end
        update_rules_imported() if ON_MASTER_BOT
        respond "I'm using now the rules from <##{channel_found.id}>", dest

        def git_project() "" end
        def project_folder() "" end
      else
        respond "You need to join the channel <##{channel_found.id}> to be able to use the rules.", dest
      end
    end
  end
end