DeleteReadNotifications command added

app/Console/Commands/DeleteReadNotifications.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Console\Commands;
+
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\DB;
+
+class DeleteReadNotifications extends Command
+{
+    protected $signature = 'app:delete-seen-notifications';
+
+    protected $description = 'Delete seen notifications';
+
+    public function handle()
+    {
+        DB::table('notifications')
+            ->whereNotNull('read_at')
+            ->where('updated_at', '<', now()->subMonths(2))
+            ->delete();
+
+        return $this->comment('Done!');
+    }
+}

app/Console/Kernel.php

@@ -17,6 +17,8 @@ protected function schedule(Schedule $schedule): void
         $schedule->command('app:close-abandoned-challenges')->hourly();
 
         $schedule->command('app:handle-deactivation-requests')->daily();
+
+        $schedule->command('app:delete-seen-notifications')->daily();
     }
 
     /**

tests/Unit/Commands/DeleteReadNotificationsTest.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Models\Country;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\DB;
+use Tests\TestCase;
+
+class DeleteReadNotificationsTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        Country::create([
+            'code' => 'GB',
+            'name' => 'United Kingdom',
+        ]);
+
+        $this->signIn();
+    }
+
+    public function test_read_notifications_will_be_deleted_after_months(): void
+    {
+        DB::table('notifications')
+            ->insert([
+                'id' => 'xyz',
+                'type' => 'xyz',
+                'notifiable_id' => 1,
+                'notifiable_type' => 'xyz',
+                'data' => 'xyz',
+                'read_at' => now()->subMonths(3),
+                'created_at' => now()->subMonths(3),
+                'updated_at' => now()->subMonths(3),
+            ]);
+
+        $this->artisan('app:delete-seen-notifications');
+
+        $this->assertDatabaseEmpty('notifications');
+    }
+}