fix: batch avatar generation for larger user numbers (#4)

* fix: batch avatar generation for larger user numbers

* Apply fixes from StyleCI

---------

Co-authored-by: StyleCI Bot <bot@styleci.io>

README.md

@@ -6,7 +6,7 @@ A [Flarum](http://flarum.org) extension. Replace default Flarum avatars with Bor
 
 ## About
 
-Utilize generated "Boring Avatars" on your Flarum forum, without compromising your user privacy.
+Utilize generated "Boring Avatars" on your Flarum forum, without compromising your user privacy. It is a PHP port of the [React based Boring Avatars](https://github.com/boringdesigners/boring-avatars)
 
 ## Features
 

src/Job/AvatarGenerationBatch.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of ianm/boring-avatars.
+ *
+ * Copyright (c) 2024 IanM.
+ *
+ * For the full copyright and license information, please view the LICENSE.md
+ * file that was distributed with this source code.
+ */
+
+namespace IanM\BoringAvatars\Job;
+
+use Flarum\Database\Eloquent\Collection;
+use Flarum\Queue\AbstractJob;
+use IanM\BoringAvatars\BoringAvatar;
+use IanM\BoringAvatars\Command\GenerateAvatar;
+use Illuminate\Contracts\Bus\Dispatcher;
+
+class AvatarGenerationBatch extends AbstractJob
+{
+    public function __construct(
+        protected Collection $users,
+        protected bool $force = false
+    ) {
+    }
+
+    public function handle(Dispatcher $bus): void
+    {
+        $this->users->each(function ($user) use ($bus) {
+            if ($this->force || $user->user_svg === null) {
+                if ($user->user_svg !== null) {
+                    $user->user_svg = null;
+                    $user->save();
+                }
+                $bus->dispatch(new GenerateAvatar($user, BoringAvatar::$defaultGenerationSize, BoringAvatar::$defaultSquareAvatar));
+            }
+        });
+    }
+}

src/Job/AvatarGenerationJob.php

@@ -11,23 +11,26 @@
 
 namespace IanM\BoringAvatars\Job;
 
+use Flarum\Database\Eloquent\Collection;
 use Flarum\Queue\AbstractJob;
-use IanM\BoringAvatars\Console\GenerateBoringAvatars;
-use Illuminate\Contracts\Container\Container;
-use Symfony\Component\Console\Input\ArrayInput;
-use Symfony\Component\Console\Output\NullOutput;
+use Flarum\User\User;
+use Illuminate\Contracts\Queue\Queue;
 
 class AvatarGenerationJob extends AbstractJob
 {
+    const BATCH_SIZE = 1000;
+
     public function __construct(
         protected bool $force = false
     ) {
     }
 
-    public function handle(GenerateBoringAvatars $command, Container $container): void
+    public function handle(Queue $queue): void
     {
-        $command->setLaravel($container);
+        $force = $this->force;
 
-        $command->run(new ArrayInput($this->force ? ['--force' => true] : []), new NullOutput());
+        User::query()->chunkById(self::BATCH_SIZE, function (Collection $users) use ($queue, $force) {
+            $queue->push(new AvatarGenerationBatch($users, $force));
+        });
     }
 }