Announcing a session via the Slack API

announce.rb

  def announce
    users = @proposal.votes_for.up.by_type(Person).voters.map {|p| "<@#{p.slug}>" }.to_sentence.html_safe
    text = "#{users}: #{params[:announcement]}"

    client = Slack::Client.new(token: current_person.slack_access_token)
    response = client.chat_postMessage channel: "#fiascon", text: text, as_user: true

    respond_to do |format|
      if response["ok"]
        format.json { render json: [], status: :created }
      else
        format.json { render json: response["error"], status: :bad_request }
      end
    end
  end