From 088510a09383e2e08d90ef590c4281e492d8552d Mon Sep 17 00:00:00 2001
From: Robert Rimoczi <rimorobi@gmail.com>
Date: Wed, 18 Jul 2018 16:45:06 +0200
Subject: [PATCH 1/2] fire event when unoptimized queries are found

---
 src/Events/QueryDetected.php | 26 ++++++++++++++++++++++++
 src/QueryDetector.php        |  9 ++++++++-
 tests/QueryDetectorTest.php  | 38 ++++++++++++++++++++++++++++++++++++
 3 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 src/Events/QueryDetected.php

diff --git a/src/Events/QueryDetected.php b/src/Events/QueryDetected.php
new file mode 100644
index 0000000..635ac4f
--- /dev/null
+++ b/src/Events/QueryDetected.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace BeyondCode\QueryDetector\Events;
+
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Collection;
+
+class QueryDetected {
+    use SerializesModels;
+
+    /** @var Collection */
+    protected $queries;
+
+    public function __construct(Collection $queries)
+    {
+        $this->queries = $queries;
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getQueries()
+    {
+        return $this->queries;
+    }
+}
diff --git a/src/QueryDetector.php b/src/QueryDetector.php
index ada50e8..3db2a80 100755
--- a/src/QueryDetector.php
+++ b/src/QueryDetector.php
@@ -7,6 +7,7 @@
 use Illuminate\Database\Eloquent\Builder;
 use Symfony\Component\HttpFoundation\Response;
 use Illuminate\Database\Eloquent\Relations\Relation;
+use BeyondCode\QueryDetector\Events\QueryDetected;
 
 class QueryDetector
 {
@@ -167,7 +168,13 @@ public function getDetectedQueries(): Collection
             }
         }
 
-        return $queries->where('count', '>', config('querydetector.threshold', 1))->values();
+        $queries = $queries->where('count', '>', config('querydetector.threshold', 1))->values();
+
+        if ($queries->isNotEmpty()) {
+            event(new QueryDetected($queries));
+        }
+
+        return $queries;
     }
 
     protected function applyOutput(Response $response)
diff --git a/tests/QueryDetectorTest.php b/tests/QueryDetectorTest.php
index 48405e0..c0b144b 100644
--- a/tests/QueryDetectorTest.php
+++ b/tests/QueryDetectorTest.php
@@ -3,7 +3,9 @@
 namespace BeyondCode\QueryDetector\Tests;
 
 use Route;
+use Illuminate\Support\Facades\Event;
 use BeyondCode\QueryDetector\QueryDetector;
+use BeyondCode\QueryDetector\Events\QueryDetected;
 use BeyondCode\QueryDetector\Tests\Models\Post;
 use BeyondCode\QueryDetector\Tests\Models\Author;
 use BeyondCode\QueryDetector\Tests\Models\Comment;
@@ -224,4 +226,40 @@ public function it_ignores_redirects()
 
         $this->assertCount(1, $queries);
     }
+
+    /** @test */
+    public function it_fires_an_event_if_detects_n1_query()
+    {
+        Event::fake();
+
+        Route::get('/', function (){
+            $authors = Author::all();
+
+            foreach ($authors as $author) {
+                $author->profile;
+            }
+        });
+
+        $this->get('/');
+
+        Event::assertDispatched(QueryDetected::class);
+    }
+
+    /** @test */
+    public function it_does_not_fire_an_event_if_there_is_no_n1_query()
+    {
+        Event::fake();
+
+        Route::get('/', function (){
+            $authors = Author::with('profile')->get();
+
+            foreach ($authors as $author) {
+                $author->profile;
+            }
+        });
+
+        $this->get('/');
+
+        Event::assertNotDispatched(QueryDetected::class);
+    }
 }

From 62f8f33c69fc25c470618266e83c50956050889b Mon Sep 17 00:00:00 2001
From: Robert Rimoczi <rimorobi@gmail.com>
Date: Wed, 18 Jul 2018 16:58:53 +0200
Subject: [PATCH 2/2] update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 714e991..50d77c4 100644
--- a/README.md
+++ b/README.md
@@ -88,6 +88,8 @@ If you use **Lumen**, you need to copy the config file manually and register the
 $this->app->register(\BeyondCode\QueryDetector\LumenQueryDetectorServiceProvider::class);
 ```
 
+If you need additional logic to run when the package detects unoptimized queries, you can listen to the `\BeyondCode\QueryDetector\Events\QueryDetected` event and write a listener to run your own handler. (e.g. send warning to Sentry/Bugsnag, send Slack notification, etc.)
+
 ### Testing
 
 ``` bash