diff --git a/app/Http/Views/ActivityFilterScope.php b/app/Http/Views/ActivityFilterScope.php
index 474f4e12..e3b412e1 100644
--- a/app/Http/Views/ActivityFilterScope.php
+++ b/app/Http/Views/ActivityFilterScope.php
@@ -3,6 +3,7 @@
 namespace App\Http\Views;
 
 use App\Activity;
+use App\Lib\Filter;
 use Illuminate\Database\Eloquent\Builder;
 use Spatie\LaravelData\Attributes\MapInputName;
 use Spatie\LaravelData\Attributes\MapOutputName;
@@ -42,4 +43,3 @@ class ActivityFilterScope extends Filter
         return $query;
     }
 }
-
diff --git a/app/Http/Views/Filter.php b/app/Http/Views/Filter.php
deleted file mode 100644
index e713d0ef..00000000
--- a/app/Http/Views/Filter.php
+++ /dev/null
@@ -1,72 +0,0 @@
-<?php
-
-namespace App\Http\Views;
-
-use Illuminate\Database\Eloquent\Builder;
-use Illuminate\Database\Eloquent\Model;
-use Spatie\LaravelData\Data;
-
-/**
- * @template T of Model
- */
-abstract class Filter extends Data
-{
-    public string $unsetReplacer = 'yoNee3ainge4eetiier9ogaiChoe0ahcaR3Hu1uzah8xaiv7ael7yahphai7ruG9';
-
-    /**
-     * @return array<string, mixed>
-     */
-    abstract protected function locks(): array;
-
-    public static function fromRequest(?string $request = null): static
-    {
-        $parameters = json_decode(base64_decode($request), true);
-
-        return static::from($parameters ?: [])->parseLocks();
-    }
-
-    public function parseLocks(): static
-    {
-        foreach ($this->locks() as $key => $value) {
-            if ($value === $this->unsetReplacer) {
-                continue;
-            }
-
-            $this->{$key} = $value;
-        }
-
-        return $this;
-    }
-
-    /**
-     * @param mixed $value
-     *
-     * @return mixed
-     */
-    public function when(bool $when, $value)
-    {
-        return $when ? $value : $this->unsetReplacer;
-    }
-
-    /**
-     * @param Builder<T> $query
-     *
-     * @return Builder<T>
-     */
-    protected function applyOwnOthers(Builder $query, bool $own, bool $others): Builder
-    {
-        if ($own && !$others) {
-            $query->where('user_id', auth()->id());
-        }
-
-        if (!$own && $others) {
-            $query->where('user_id', '!=', auth()->id());
-        }
-
-        if (!$own && !$others) {
-            $query->where('id', -1);
-        }
-
-        return $query;
-    }
-}