Improvements to group following

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/graphql/resolvers/person.ex

@@ -402,7 +402,7 @@ defmodule Mobilizon.GraphQL.Resolvers.Person do
   Returns this person's group follows
   """
   @spec person_follows(Actor.t(), map(), map()) :: {:ok, Page.t()} | {:error, String.t()}
-  def person_follows(%Actor{id: actor_id} = person, %{group: group}, %{
+  def person_follows(%Actor{} = person, %{group: group}, %{
         context: %{current_user: %User{} = user}
       }) do
     if user_can_access_person_details?(person, user) do

lib/mobilizon/users/users.ex

@@ -264,6 +264,8 @@ defmodule Mobilizon.Users do
     |> update_user_default_actor_query()
     |> Repo.update_all(set: [default_actor_id: actor_id])
 
+    Cachex.put(:default_actors, to_string(user_id), actor)
+
     %User{user | default_actor: actor}
   end
 

lib/web/auth/guardian.ex

@@ -32,7 +32,7 @@ defmodule Mobilizon.Web.Auth.Guardian do
     try do
       case Integer.parse(uid_str) do
         {uid, ""} ->
-          {:ok, Users.get_user!(uid)}
+          {:ok, Users.get_user_with_actors!(uid)}
 
         _ ->
           {:error, :invalid_id}