def truthy_param?(value), do: not falsy_param?(value)
+ def json_response(conn, status, _) when status in [204, :no_content] do
+ conn
+ |> put_resp_header("content-type", "application/json")
+ |> send_resp(status, "")
+ end
+
def json_response(conn, status, json) do
conn
|> put_status(status)
defp param_to_integer(_, default), do: default
- def add_link_headers(conn, activities, extra_params \\ %{})
+ def add_link_headers(conn, entries, extra_params \\ %{})
- def add_link_headers(%{assigns: %{skip_link_headers: true}} = conn, _activities, _extra_params),
+ def add_link_headers(%{assigns: %{skip_link_headers: true}} = conn, _entries, _extra_params),
do: conn
- def add_link_headers(conn, activities, extra_params) do
- case get_pagination_fields(conn, activities, extra_params) do
+ def add_link_headers(conn, entries, extra_params) do
+ case get_pagination_fields(conn, entries, extra_params) do
%{"next" => next_url, "prev" => prev_url} ->
put_resp_header(conn, "link", "<#{next_url}>; rel=\"next\", <#{prev_url}>; rel=\"prev\"")
|> Map.merge(extra_params)
|> Map.drop(@id_keys)
- fields = %{
+ %{
"next" => current_url(conn, Map.put(params, :max_id, max_id)),
- "prev" => current_url(conn, Map.put(params, :min_id, min_id))
+ "prev" => current_url(conn, Map.put(params, :min_id, min_id)),
+ "id" => current_url(conn)
}
-
- # Generating an `id` without already present pagination keys would
- # need a query-restriction with an `q.id >= ^id` or `q.id <= ^id`
- # instead of the `q.id > ^min_id` and `q.id < ^max_id`.
- # This is because we only have ids present inside of the page, while
- # `min_id`, `since_id` and `max_id` requires to know one outside of it.
- if Map.take(conn.params, Pagination.page_keys() -- ["limit", "order"]) != [] do
- Map.put(fields, "id", current_url(conn, conn.params))
- else
- fields
- end
end
- def get_pagination_fields(conn, activities, extra_params \\ %{}) do
- case List.last(activities) do
+ def get_pagination_fields(conn, entries, extra_params \\ %{}) do
+ case List.last(entries) do
%{pagination_id: max_id} when not is_nil(max_id) ->
- %{pagination_id: min_id} =
- activities
- |> List.first()
+ %{pagination_id: min_id} = List.first(entries)
build_pagination_fields(conn, min_id, max_id, extra_params)
%{id: max_id} ->
- %{id: min_id} =
- activities
- |> List.first()
+ %{id: min_id} = List.first(entries)
build_pagination_fields(conn, min_id, max_id, extra_params)