Added latest activity into users list view

app/Auth/User.php

@@ -1,5 +1,6 @@
 <?php namespace BookStack\Auth;
 
+use BookStack\Actions\Activity;
 use BookStack\Api\ApiToken;
 use BookStack\Interfaces\Loggable;
 use BookStack\Model;
@@ -12,6 +13,7 @@ use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
 use Illuminate\Contracts\Auth\CanResetPassword as CanResetPasswordContract;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\HasOne;
 use Illuminate\Notifications\Notifiable;
 
 /**
@@ -230,6 +232,14 @@ class User extends Model implements AuthenticatableContract, CanResetPasswordCon
         return $this->hasMany(ApiToken::class);
     }
 
+    /**
+     * Get the latest activity instance for this user.
+     */
+    public function latestActivity(): HasOne
+    {
+        return $this->hasOne(Activity::class)->latest();
+    }
+
     /**
      * Get the url for editing this user.
      */

app/Auth/UserRepo.php

@@ -10,6 +10,7 @@ use BookStack\Exceptions\UserUpdateException;
 use BookStack\Uploads\Image;
 use Exception;
 use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Pagination\LengthAwarePaginator;
 use Images;
 use Log;
 
@@ -56,13 +57,19 @@ class UserRepo
 
     /**
      * Get all the users with their permissions in a paginated format.
-     * @param int $count
-     * @param $sortData
-     * @return Builder|static
      */
-    public function getAllUsersPaginatedAndSorted($count, $sortData)
+    public function getAllUsersPaginatedAndSorted(int $count, array $sortData): LengthAwarePaginator
     {
-        $query = $this->user->with('roles', 'avatar')->orderBy($sortData['sort'], $sortData['order']);
+        $sort = $sortData['sort'];
+        if ($sort === 'latest_activity') {
+            $sort = \BookStack\Actions\Activity::query()->select('created_at')
+                ->whereColumn('activities.user_id', 'users.id')
+                ->latest()
+                ->take(1);
+        }
+
+        $query = $this->user->with(['roles', 'avatar', 'latestActivity'])
+            ->orderBy($sort, $sortData['order']);
 
         if ($sortData['search']) {
             $term = '%' . $sortData['search'] . '%';