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treedx

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Generic Elixir SDK for TreeDX.

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treedx lib treedx error.ex
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lib/treedx/error.ex 

defmodule TreeDxSdk.Error do

  @moduledoc "TreeDX SDK error shape."

  defexception [:status, :code, :message, :details, :payload]



  def from_response(status, payload) do

    error = get_error(payload)



    %__MODULE__{

      status: status,

      code: string_value(error, "code", "service_unavailable"),

      message: string_value(error, "message", "TreeDX request failed"),

      details: map_value(error, "details"),

      payload: payload

    }

  end



  def network(message) do

    %__MODULE__{

      status: 0,

      code: "network_error",

      message: to_string(message),

      details: nil,

      payload: nil

    }

  end



  defp get_error(%{"error" => error}) when is_map(error), do: error

  defp get_error(%{error: error}) when is_map(error), do: error

  defp get_error(payload) when is_map(payload), do: payload

  defp get_error(_payload), do: %{}



  defp string_value(map, key, default) do

    case Map.get(map, key) || Map.get(map, String.to_atom(key)) do

      value when is_binary(value) -> value

      _ -> default

    end

  end



  defp map_value(map, key), do: Map.get(map, key) || Map.get(map, String.to_atom(key))

end