Add ProfilePurgeFollowersByDomain pipeline job

app/Jobs/ProfilePipeline/ProfilePurgeFollowersByDomain.php

@@ -0,0 +1,119 @@
+<?php
+
+namespace App\Jobs\ProfilePipeline;
+
+use Illuminate\Bus\Batchable;
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldBeUnique;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Foundation\Bus\Dispatchable;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Queue\Middleware\WithoutOverlapping;
+use Illuminate\Contracts\Queue\ShouldBeUniqueUntilProcessing;
+use App\Follower;
+use App\Profile;
+use App\Notification;
+use DB;
+use App\Services\AccountService;
+use App\Services\FollowerService;
+use App\Services\NotificationService;
+
+class ProfilePurgeFollowersByDomain implements ShouldQueue, ShouldBeUniqueUntilProcessing
+{
+    use Batchable, Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
+
+    protected $pid;
+    protected $domain;
+
+    public $timeout = 900;
+    public $tries = 3;
+    public $maxExceptions = 1;
+    public $failOnTimeout = true;
+
+    /**
+     * The number of seconds after which the job's unique lock will be released.
+     *
+     * @var int
+     */
+    public $uniqueFor = 3600;
+
+    /**
+     * Get the unique ID for the job.
+     */
+    public function uniqueId(): string
+    {
+        return 'followers:v1:purge-by-domain:' . $this->pid . ':d-' . $this->domain;
+    }
+
+    /**
+     * Get the middleware the job should pass through.
+     *
+     * @return array<int, object>
+     */
+    public function middleware(): array
+    {
+        return [(new WithoutOverlapping("followers:v1:purge-by-domain:{$this->pid}:d-{$this->domain}"))->shared()->dontRelease()];
+    }
+
+    /**
+     * Create a new job instance.
+     */
+    public function __construct($pid, $domain)
+    {
+        $this->pid = $pid;
+        $this->domain = $domain;
+    }
+
+    /**
+     * Execute the job.
+     */
+    public function handle(): void
+    {
+        if ($this->batch()->cancelled()) {
+            return;
+        }
+
+        $pid = $this->pid;
+        $domain = $this->domain;
+
+        $query = 'SELECT f.*
+            FROM followers f
+            JOIN profiles p ON p.id = f.profile_id OR p.id = f.following_id
+            WHERE (f.profile_id = ? OR f.following_id = ?)
+            AND p.domain = ?;';
+        $params = [$pid, $pid, $domain];
+
+        foreach(DB::cursor($query, $params) as $n) {
+            if(!$n || !$n->id) {
+                continue;
+            }
+            $follower = Follower::find($n->id);
+            if($follower->following_id == $pid && $follower->profile_id) {
+                FollowerService::remove($follower->profile_id, $pid, true);
+                $follower->delete();
+            } else if ($follower->profile_id == $pid && $follower->following_id) {
+                FollowerService::remove($follower->following_id, $pid, true);
+                $follower->delete();
+            }
+        }
+
+        $profile = Profile::find($pid);
+
+        $followerCount = DB::table('profiles')
+            ->join('followers', 'profiles.id', '=', 'followers.following_id')
+            ->where('followers.following_id', $pid)
+            ->count();
+
+        $followingCount = DB::table('profiles')
+            ->join('followers', 'profiles.id', '=', 'followers.following_id')
+            ->where('followers.profile_id', $pid)
+            ->count();
+
+        $profile->followers_count = $followerCount;
+        $profile->following_count = $followingCount;
+        $profile->save();
+
+        AccountService::del($profile->id);
+    }
+}