defmodule AliyunAPI do
  use Application
  require Logger

  def http_request(url, method, opts \\ []) do
    headers = opts[:headers] || []

    options =
      [
        timeout: AliyunAPI.Env.get_http_timeout(),
        recv_timeout: AliyunAPI.Env.get_http_recv_timeout()
      ]
      |> Keyword.merge(Keyword.get(opts, :options, []))

    Logger.info("#{method}: #{url} with headers: #{headers |> inspect()}")
    HTTPoison.request(method, url, opts[:body] || "", headers, options)
  end

  def start(_type, _args) do
    import Supervisor.Spec, warn: false
    Confex.resolve_env!(:aliyun_api)
    opts = [strategy: :one_for_one, name: AliyunAPI.Supervisor]
    Supervisor.start_link([], opts)
  end

  def if_call(q, condition \\ true, true_fn)

  def if_call(q, condition, true_fn) do
    if condition, do: true_fn.(q), else: q
  end

  # https://help.aliyun.com/document_detail/44434.html
  def url_encode(text) do
    "#{text}"
    |> URI.encode_www_form()
    |> String.replace("*", "%2A")
    |> String.replace("+", "%20")
    |> String.replace("%7E", "~")
  end

  def get_header(headers, key) do
    key = key |> to_string() |> String.downcase()

    headers
    |> Enum.filter(fn {k, _v} ->
      key == k |> to_string() |> String.downcase()
    end)
    |> Enum.map(fn {_k, v} ->
      v
    end)
  end

  def to_array(any, opts \\ [])
  def to_array(nil, _opts), do: []

  def to_array(array, opts) when is_list(array) do
    if opts[:uniq] do
      array |> Enum.uniq()
    else
      array
    end
  end

  def to_array(object, opts), do: [object] |> to_array(opts)

  def filter_params(arguments) do
    arguments
    |> Enum.filter(fn {_key, value} ->
      "#{value}" |> String.length() > 0
    end)
    |> Map.new()
  end
end