Elixir is Awesome

login.ex

defmodule UserService.Http.Endpoints.Login do
  @moduledoc """
  <Purged for Gist>
  """
  
  use Plug.Builder
  use Eidetic.CommandBus, command: UserService.User.Commands.Login
  alias UserService.User

  def index(connection) do
    %{"email" => email, "password" => password} = connection.body_params

    message = case run_command(email, password) do
      {:logged_in, user = %User{}, jwt}
        -> %{success: :true, jwt: jwt}

      error when error in [
        :user_not_found,
        :user_email_not_verified,
        :user_authentication_failed
      ]
        -> %{success: :false, message: error}
        
      _
        -> %{success: :false, message: "Exceptional Error. No idea what happened :smile:"
    end

    send_resp(connection, 200, message)
  end