Proje dosyaları eklendi

app/Serp/Operations/KillSwitch.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Serp\Operations;
+
+use App\Models\SerpOperationState;
+use App\Models\User;
+use Illuminate\Auth\Access\AuthorizationException;
+use Illuminate\Support\Facades\DB;
+
+final class KillSwitch
+{
+    public function __construct(private OperationAuditLogger $audit) {}
+
+    public function active(): bool
+    {
+        return SerpOperationState::query()->find(1)?->emergency_stopped_at !== null;
+    }
+
+    public function activate(string $reason, ?User $actor = null): void
+    {
+        DB::transaction(function () use ($reason, $actor) {
+            $s = SerpOperationState::query()->lockForUpdate()->find(1) ?: new SerpOperationState(['id' => 1]);
+            if (! $s->emergency_stopped_at) {
+                $s->forceFill(['emergency_reason_code' => $reason, 'emergency_stopped_at' => now(), 'emergency_actor_id' => $actor?->id])->save();
+                $this->audit->record('kill_switch_activated', ['reason' => $reason], $actor);
+            }
+        });
+    }
+
+    public function clear(User $actor, string $reason): void
+    {
+        if (! $actor->hasRole('super_admin') || ! $actor->hasPermission('serp_operations.emergency_stop')) {
+            throw new AuthorizationException;
+        }DB::transaction(function () use ($actor, $reason) {
+            $s = SerpOperationState::query()->lockForUpdate()->find(1);
+            if ($s?->emergency_stopped_at) {
+                $s->forceFill(['emergency_reason_code' => null, 'emergency_stopped_at' => null, 'emergency_actor_id' => null])->save();
+                $this->audit->record('kill_switch_cleared', ['reason' => $reason], $actor);
+            }
+        });
+    }
+}