flickrex

defmodule Flickrex.OAuth.Mock do
  @moduledoc false

  @behaviour Flickrex.OAuth

  @type token :: Flickrex.OAuth.token

  @spec request(:get | :post, binary, Keyword.t, token, token, token, token) :: tuple
  def request(:get, "https://api.flickr.com/services/oauth/request_token", _, _, _, _, _) do
    terms = %{oauth_callback_confirmed: true, oauth_token: "REQUEST_TOKEN",
              oauth_token_secret: "REQUEST_TOKEN_SECRET"}
    body = terms |> URI.encode_query |> String.to_char_list
    {:ok, {nil, nil, body}}
  end

  def request(:get, "https://api.flickr.com/services/oauth/access_token", _, _, _, _, _) do
    terms = %{fullname: "FULLNAME", oauth_token: "ACCESS_TOKEN",
              oauth_token_secret: "ACCESS_TOKEN_SECRET",
              user_nsid: "USER_NSID", username: "USERNAME"}
    body = terms |> URI.encode_query |> String.to_char_list
    {:ok, {nil, nil, body}}
  end

  def request(verb, "https://api.flickr.com/services/rest", params, _, _, _, _) do
    method = Keyword.get(params, :method)
    format = Keyword.get(params, :format)
    no_json = Keyword.get(params, :nojsoncallback)
    param =
      params
      |> Keyword.drop([:method, :format, :nojsoncallback])
      |> Enum.map(fn {k,v} -> "#{k}:#{v}" end)
      |> Enum.join(",")
    body = '{"verb":"#{verb}","param":"#{param}","nojsoncallback":#{no_json},"method":"#{method}","format":"#{format}","stat":"ok"}'
    {:ok, {nil, nil, body}}
  end

  def request(method, url, params, ck, cs, at, ats) do
    args = [method: method, url: url, ck: ck, cs: cs, at: at, ats: ats]
    query = Keyword.merge(args, params)
    body = URI.encode_query(query)
    {:ok, {nil, nil, body}}
  end
end