tvdb

defmodule Tvdb.Auth do
  @doc """
  Creates the bucket to hold the key value pair
  """
  def start_link  do
    Agent.start_link(&Map.New, name: :auth)
  end

  @doc """
  Gets the value corresponding with `key`
  """

  def get(key) do
    Agent.get(:auth, &Map.get(&1, key))
  end

  @doc """
  Puts a new value / replaces an existing value at `key` with `value
  """
  
  def put(key,value) do
    Agent.update(:auth, &Map.put(&1,key,value))
  end

  @doc """
  Creates the body based on environment variables for the authorisation
  request.
  """
  defp auth_body do
    {:ok, body} = %{apikey: Application.get_env(:tvdb, :api_key),
		    username: Application.get_env(:tvdb, :user_name),
		    userkey: Application.get_env(:tvdb, :user_key)}
		    |> Poison.encode

		    body
  end
end