Initial commit

app/Services/InstallationService.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services;
+
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+use Throwable;
+
+readonly class InstallationService
+{
+    private const string CACHE_KEY = 'app_installed';
+
+    public static function isComplete(): bool
+    {
+        if (Cache::has(self::CACHE_KEY)) {
+            return true;
+        }
+
+        try {
+            if (! Schema::hasTable('website_installation')) {
+                return false;
+            }
+
+            $installation = DB::table('website_installation')->first();
+            $isComplete = $installation !== null && (bool) $installation->completed;
+
+            if ($isComplete) {
+                Cache::rememberForever(self::CACHE_KEY, fn (): bool => true);
+            }
+
+            return $isComplete;
+        } catch (Throwable) {
+            return false;
+        }
+    }
+
+    public static function setComplete(): void
+    {
+        Cache::rememberForever(self::CACHE_KEY, fn (): bool => true);
+    }
+
+    public static function clearCache(): void
+    {
+        Cache::forget(self::CACHE_KEY);
+    }
+}