Initial commit

app/Services/PermissionsService.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services;
+
+use App\Models\Miscellaneous\WebsitePermission;
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Cache;
+
+readonly class PermissionsService
+{
+    private const string CACHE_KEY = 'website_permissions';
+
+    private const int CACHE_DURATION_MINUTES = 30;
+
+    private Collection $permissions;
+
+    public function __construct()
+    {
+        $data = Cache::remember(self::CACHE_KEY, now()->addMinutes(self::CACHE_DURATION_MINUTES), fn () => WebsitePermission::all()->pluck('min_rank', 'permission')->toArray());
+
+        $this->permissions = collect($data);
+    }
+
+    public function getOrDefault(string $permissionName, bool $default = false): bool
+    {
+        if ($this->permissions->isEmpty()) {
+            $permission = WebsitePermission::where('permission', $permissionName)->first();
+            if (! $permission) {
+                return $default;
+            }
+
+            return auth()->check() && auth()->user()->rank >= $permission->min_rank;
+        }
+
+        if (! $this->permissions->has($permissionName)) {
+            return $default;
+        }
+
+        $requiredRank = (int) $this->permissions->get($permissionName);
+
+        return auth()->check() && auth()->user()->rank >= $requiredRank;
+    }
+
+    public function all(): Collection
+    {
+        return $this->permissions;
+    }
+
+    public function flush(): void
+    {
+        Cache::forget(self::CACHE_KEY);
+    }
+}