netease_music_api

defmodule Router.Music.Url do
  @moduledoc """
  根据ID返回音乐mp3链接

  **Path:** `/music/url`

  **Query**
  - `id`: 音乐id

  **Example**
  - `/music/url?id=29154959`
  - `/music/url?id=29154959,2124`
  """
  import Plug.Conn
  import Helpers.Util
  
  def init(options), do: options
  def call(conn, _opts) do
    body =
      conn
      |> get_req_header("cookie")
      |> dispatch(conn.query_params)
      |> Map.get(:body)

    conn
    |> send_resp(200, body)
  end
  
  def dispatch(cookie, %{ "id" => id }) do
    data = %{
      "ids" => [id],
      "br" => 999000,
      "csrf_token" => ''
    }
    createWebRequest(
      :post,
      "music.163.com",
      "/weapi/song/enhance/player/url",
      data,
      cookie
    )
  end
end