defmodule ItsfoundRekognition.Utils do
  @moduledoc """
  """

  require Logger

  def aws_config_options do
    [
      region: aws_region(),
      access_key_id: aws_access_key_id(),
      secret_access_key: aws_secret_access_key()
    ]
  end

  def aws_bucket do
    case Confex.fetch_env(:itsfound_rekognition, :aws_bucket) do
      {:ok, bucket} ->
        bucket

      :error ->
        message =
          "CONFIGURATION ERROR - itsfound_rekognition:aws_bucket not set in .ENV settings - set to nil!"

        Logger.info(message)

        nil
    end
  end

  def aws_bucket_divider do
    case Confex.fetch_env(:itsfound_rekognition, :aws_bucket_divider) do
      {:ok, bucket_divider} ->
        bucket_divider

      :error ->
        message =
          "CONFIGURATION ERROR - itsfound_rekognition:aws_bucket_divider not set in .ENV settings - set to nil!"

        Logger.info(message)

        nil
    end
  end

  defp aws_access_key_id do
    case Confex.fetch_env(:itsfound_rekognition, :aws_access_key_id) do
      {:ok, key} ->
        key

      :error ->
        message =
          "CONFIGURATION ERROR - itsfound_rekognition:aws_access_key_id not set in .ENV settings - set to nil!"

        Logger.info(message)

        nil
    end
  end

  defp aws_secret_access_key do
    case Confex.fetch_env(:itsfound_rekognition, :aws_secret_access_key) do
      {:ok, key} ->
        key

      :error ->
        message =
          "CONFIGURATION ERROR - itsfound_rekognition:aws_secret_access_key not set in .ENV settings - set to nil!"

        Logger.info(message)

        nil
    end
  end

  defp aws_region do
    case Confex.fetch_env(:itsfound_rekognition, :aws_region) do
      {:ok, region} ->
        region

      :error ->
        message =
          "CONFIGURATION ERROR - itsfound_rekognition:aws_region not set in .ENV settings - set to nil!"

        Logger.info(message)

        nil
    end
  end
end