defmodule Ondix.Collection do
  defstruct current_page: 0,
            data: [],
            first_page_url: "",
            from: 0,
            last_page: 0,
            last_page_url: "",
            next_page_url: "",
            path: "",
            per_page: 0,
            prev_page_url: nil,
            to: 0,
            total: 0

  def fromResponse(
        %{
          current_page: a,
          data: b,
          first_page_url: c,
          from: d,
          last_page: e,
          last_page_url: f,
          next_page_url: g,
          path: h,
          per_page: i,
          prev_page_url: j,
          to: k,
          total: l
        }
      ) do
    %Ondix.Collection{
      current_page: a,
      data: b,
      first_page_url: c,
      from: d,
      last_page: e,
      last_page_url: f,
      next_page_url: g,
      path: h,
      per_page: i,
      prev_page_url: j,
      to: k,
      total: l
    }
  end

  def get_next_page(%Ondix.Collection{next_page_url: nil}), do: raise Ondix.Error, message: "Collection doesn't have a next page"
  def get_next_page(%Ondix.Collection{next_page_url: url}), do: Ondix.Client.fetchNoPrefix(url) |> fromResponse

  def get_prev_page(%Ondix.Collection{prev_page_url: nil}), do: raise Ondix.Error, message: "Collection doesn't have a previous page"
  def get_prev_page(%Ondix.Collection{prev_page_url: url}), do: Ondix.Client.fetchNoPrefix(url) |> fromResponse
end