# NOTE: This file is auto generated by googly. Do not edit it manually.

defmodule Googly.CloudVision.Decode do
  @moduledoc false
  # Small coercion helpers used by generated model `decode/1` functions to turn
  # decoded JSON values into richer Elixir types.

  @doc false
  def datetime(nil), do: nil
  def datetime(%DateTime{} = dt), do: dt

  def datetime(str) when is_binary(str) do
    case DateTime.from_iso8601(str) do
      {:ok, dt, _offset} -> dt
      _ -> str
    end
  end

  @doc false
  def date(nil), do: nil
  def date(%Date{} = d), do: d

  def date(str) when is_binary(str) do
    case Date.from_iso8601(str) do
      {:ok, d} -> d
      _ -> str
    end
  end

  @doc false
  def list(nil, _kind), do: nil
  def list(values, DateTime) when is_list(values), do: Enum.map(values, &datetime/1)
  def list(values, Date) when is_list(values), do: Enum.map(values, &date/1)

  @doc false
  def map(nil, _module), do: nil
  def map(m, module) when is_map(m), do: Map.new(m, fn {k, v} -> {k, module.decode(v)} end)
end