defmodule Ash.Error.Query.NotFound do
  @moduledoc "Used when an entity that not exist is referenced"

  use Splode.Error, fields: [:primary_key, :resource], class: :invalid

  def message(%{primary_key: nil, resource: _resource}) do
    "record not found"
  end

  def message(%{primary_key: key, resource: _resource}) do
    "record with #{id_string(key)} not found"
  end

  defp id_string(%Ash.Filter{} = filter) do
    inspect(filter)
  end

  defp id_string(map) when is_map(map) do
    if Map.has_key?(map, :__struct__) do
      inspect(map)
    else
      Enum.map_join(map, " | ", fn {key, value} ->
        "#{key}: #{inspect(value)}"
      end)
    end
  end

  defp id_string(other) do
    inspect(other)
  end
end