defmodule WandererApp.Utils.JSONUtil do
  @moduledoc false

  def read_json(filename) do
    {:ok, body} = File.read(filename)
    Jason.decode(body)
  end

  def map_json({:ok, json}, mapper) do
    Enum.map(json, mapper)
  end

  def compress(data) do
    data
    |> Jason.encode!()
    |> :zlib.compress()
    |> Base.encode64()
  end
end