ex_shopify_schema

defmodule ExShopifySchema.Graphql.URL do
  @moduledoc "Represents an [RFC 3986](https://datatracker.ietf.org/doc/html/rfc3986) and\n[RFC 3987](https://datatracker.ietf.org/doc/html/rfc3987)-compliant URI string.\n\nFor example, `\"https://example.myshopify.com\"` is a valid URL. It includes a scheme (`https`) and a host\n(`example.myshopify.com`).\n"

  @type t() :: URI.t()

  use Ecto.Type

  @impl Ecto.Type
  def type, do: :string

  case Application.compile_env(:ex_shopify_schema, [:ecto_types, :uri], :struct) do
    :struct ->
      @impl Ecto.Type
      def cast(nil), do: {:ok, nil}

      def cast(str) when is_binary(str) do
        case URI.new(str) do
          {:ok, _uri} = ok -> ok
          _other -> :error
        end
      end

      def cast(_data), do: :error

      @impl Ecto.Type
      def load(data), do: cast(data)

      @impl Ecto.Type
      def dump(nil), do: {:ok, nil}
      def dump(uri) when is_struct(uri, URI), do: {:ok, URI.to_string(uri)}
      def dump(_data), do: :error

    :string ->
      @impl Ecto.Type
      def cast(nil), do: {:ok, nil}
      def cast(uri) when is_binary(uri), do: {:ok, uri}
      def cast(_data), do: :error

      @impl Ecto.Type
      def load(data), do: cast(data)

      @impl Ecto.Type
      def dump(nil), do: {:ok, nil}
      def dump(uri) when is_binary(uri), do: {:ok, uri}
      def dump(_data), do: :error
  end
end