fix filters page for authenticated users

lib/philomena/users/user.ex

@@ -117,14 +117,9 @@ defmodule Philomena.Users.User do
     |> validate_required([])
   end
 
-  def failure_changeset(user) do
-    changeset = change(user)
-    user = changeset.data
-
-    user
-    |> change(%{
-      failed_attempts: user.failed_attempts + 1,
-    })
+  def filter_changeset(user, filter) do
+    change(user)
+    |> put_change(:current_filter_id, filter.id)
   end
 
   def create_totp_secret_changeset(user) do

lib/philomena_web/controllers/filter/current_controller.ex

@@ -1,7 +1,8 @@
 defmodule PhilomenaWeb.Filter.CurrentController do
   use PhilomenaWeb, :controller
 
-  alias Philomena.{Filters, Filters.Filter}
+  alias Philomena.{Filters, Filters.Filter, Users.User}
+  alias Philomena.Repo
 
   plug :load_resource, model: Filter
 
@@ -16,16 +17,23 @@ defmodule PhilomenaWeb.Filter.CurrentController do
         Filters.default_filter()
       end
 
-    conn =
-      if user do
-        nil
-      else
+    conn
+    |> update_filter(user, filter)
+    |> put_flash(:info, "Switched to filter #{filter.name}")
+    |> redirect(to: Routes.filter_path(conn, :index))
+  end
+
+  defp update_filter(conn, nil, filter) do
     conn
     |> put_session(:filter_id, filter.id)
   end
 
+  defp update_filter(conn, user, filter) do
+    {:ok, user} =
+      user
+      |> User.filter_changeset(filter)
+      |> Repo.update()
+
     conn
-    |> put_flash(:info, "Switched to filter #{filter.name}")
-    |> redirect(to: "/")
   end
 end

lib/philomena_web/templates/filter/_filter.html.slime

@@ -24,7 +24,7 @@
           strong Your current filter
       - else
         li
-          = button_to "Use this filter", Routes.filter_current_path(@conn, :update, @filter), method: "put", class: "button"
+          = button_to "Use this filter", Routes.filter_current_path(@conn, :update, id: @filter), method: "put", class: "button"
     p
       em
         = @filter.description