From 317a568521f1c9dea7324d529cbace9e1a8ddaa9 Mon Sep 17 00:00:00 2001
From: Luna D <luna@nighty.cloud>
Date: Fri, 25 Mar 2022 17:02:19 +0100
Subject: [PATCH] fix navigation between images being borked

---
 lib/philomena_web/image_navigator.ex | 2 ++
 lib/philomena_web/image_sorter.ex    | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/lib/philomena_web/image_navigator.ex b/lib/philomena_web/image_navigator.ex
index a557ff3a..fce68944 100644
--- a/lib/philomena_web/image_navigator.ex
+++ b/lib/philomena_web/image_navigator.ex
@@ -9,6 +9,8 @@ defmodule PhilomenaWeb.ImageNavigator do
   }
 
   def find_consecutive(conn, image, compiled_query, compiled_filter) do
+    conn = update_in(conn.params, &Map.put_new(&1, "sf", "id"))
+
     %{query: compiled_query, sorts: sorts} = ImageSorter.parse_sort(conn.params, compiled_query)
 
     sorts =
diff --git a/lib/philomena_web/image_sorter.ex b/lib/philomena_web/image_sorter.ex
index 83c78b80..ed422288 100644
--- a/lib/philomena_web/image_sorter.ex
+++ b/lib/philomena_web/image_sorter.ex
@@ -1,5 +1,6 @@
 defmodule PhilomenaWeb.ImageSorter do
   @allowed_fields ~W(
+    id
     updated_at
     first_seen_at
     aspect_ratio
@@ -26,6 +27,10 @@ defmodule PhilomenaWeb.ImageSorter do
   defp parse_sd(%{"sd" => sd}) when sd in ~W(asc desc), do: sd
   defp parse_sd(_params), do: "desc"
 
+  defp parse_sf(%{"sf" => sf}, sd, query) when sf == "id" do
+    %{query: query, sorts: [%{"id" => sd}]}
+  end
+
   defp parse_sf(%{"sf" => sf}, sd, query) when sf in @allowed_fields do
     %{query: query, sorts: [%{sf => sd}, %{"id" => sd}]}
   end