philomena/lib/philomena_web/controllers/conversation/message/approve_controller.ex

defmodule PhilomenaWeb.Conversation.Message.ApproveController do
  use PhilomenaWeb, :controller

  alias Philomena.Conversations.Message
  alias Philomena.Conversations

  plug PhilomenaWeb.CanaryMapPlug, create: :approve

  plug :load_and_authorize_resource,
    model: Message,
    id_name: "message_id",
    persisted: true,
    preload: [:conversation]

  def create(conn, _params) do
    message = conn.assigns.message

    {:ok, _message} =
      Conversations.approve_message(message, conn.assigns.current_user)

    conn
    |> put_flash(:info, "Conversation message approved.")
    |> moderation_log(details: &log_details/2, data: message)
    |> redirect(to: "/")
  end

  defp log_details(_action, message) do
    %{
      body: "Approved private message in conversation ##{message.conversation_id}",
      subject_path: "/"
    }
  end
end