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ex_closeio

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Close.io client library for Elixir.

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ex_closeio lib ex_closeio result_stream.ex
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lib/ex_closeio/result_stream.ex 

defmodule ExCloseio.ResultStream do

  @moduledoc ""



  def new(params, api_key, module) do

    Stream.resource(

      fn -> fetch_page(params, module, api_key) end,

      &process_page/1,

      fn _ -> :ok end

    )

  end



  defp fetch_page(params, module, api_key) do

    results = module.all(params, api_key)



    {:ok, %{"has_more" => has_more, "data" => items}} = results

    {items, params, has_more, module, api_key}

  end



  defp process_page({nil, _, false, _, _}) do

    {:halt, nil}

  end



  defp process_page({nil, params, _, module, api_key}) do

    params

    |> Map.update("_skip", 100, fn(val) -> val+100 end)

    |> Map.merge(%{"_limit" => 100})

    |> fetch_page(module, api_key)

    |> process_page

  end



  defp process_page({items, params, has_more, module, api_key}) do

    {items, {nil, params, has_more, module, api_key}}

  end

end