fix: resolve Debugbar facade at runtime to support Barryvdh and Fruitcake implementations

src/Outputs/Debugbar.php

@@ -2,13 +2,10 @@
 
 namespace BeyondCode\QueryDetector\Outputs;
 
+use DebugBar\DataCollector\MessagesCollector;
 use Illuminate\Support\Collection;
 use Symfony\Component\HttpFoundation\Response;
 
-use Barryvdh\Debugbar\Facade as LaravelDebugbarV3;
-use DebugBar\DataCollector\MessagesCollector;
-use Fruitcake\LaravelDebugbar\Facades\Debugbar as LaravelDebugbar;
-
 class Debugbar implements Output
 {
     protected $collector;
@@ -17,26 +14,52 @@ public function boot()
     {
         $this->collector = new MessagesCollector('N+1 Queries');
 
-        if (class_exists(\Fruitcake\LaravelDebugbar\Facades\Debugbar::class)) {
-            if (!LaravelDebugbar::hasCollector($this->collector->getName())) {
-                LaravelDebugbar::addCollector($this->collector);
-            }
+        $facade = $this->resolveDebugbarFacade();
+
+        if ($facade === null) {
             return;
         }
 
-        if (!LaravelDebugbarV3::hasCollector($this->collector->getName())) {
-            LaravelDebugbarV3::addCollector($this->collector);
+        if (! $facade::hasCollector($this->collector->getName())) {
+            $facade::addCollector($this->collector);
         }
     }
 
     public function output(Collection $detectedQueries, Response $response)
     {
         foreach ($detectedQueries as $detectedQuery) {
-            $this->collector->addMessage(sprintf('Model: %s => Relation: %s - You should add `with(%s)` to eager-load this relation.',
+            $this->collector->addMessage(sprintf(
+                'Model: %s => Relation: %s - You should add `with(%s)` to eager-load this relation.',
                 $detectedQuery['model'],
                 $detectedQuery['relation'],
                 $detectedQuery['relation']
             ));
         }
     }
+
+    /**
+     * Resolve the installed Debugbar facade at runtime.
+     *
+     * Supports barryvdh/laravel-debugbar (v3 and v4+) and
+     * fruitcake/laravel-debugbar. Returns the first class
+     * that the autoloader can locate, or null if none exist.
+     *
+     * @return string|null
+     */
+    protected function resolveDebugbarFacade()
+    {
+        $candidates = [
+            'Barryvdh\Debugbar\Facades\Debugbar',
+            'Barryvdh\Debugbar\Facade',
+            'Fruitcake\LaravelDebugbar\Facades\Debugbar',
+        ];
+
+        foreach ($candidates as $candidate) {
+            if (class_exists($candidate)) {
+                return $candidate;
+            }
+        }
+
+        return null;
+    }
 }