feat(legacy-create-video): [golden-master] extract MySql video repository

Author: santakadev

exercises/legacy_create_video/solutions/codely_php-symfony_golden-master/src/AppBundle/Application/VideoCreator.php

@@ -4,23 +4,23 @@
 
 namespace AppBundle\Application;
 
-use Doctrine\DBAL\Connection;
+use AppBundle\Repository\MySqlVideoRepository;
 
 final class VideoCreator
 {
-    /** @var Connection */
-    private $connection;
+    /** @var MySqlVideoRepository */
+    private $repository;
 
-    public function __construct($connection)
+    public function __construct(MySqlVideoRepository $repository)
     {
-        $this->connection = $connection;
+        $this->repository = $repository;
     }
 
     public function createVideo($title, $url, $courseId): array
     {
         $title = $this->sanitizeTitle($title);
 
-        $videoId = $this->save($title, $url, $courseId);
+        $videoId = $this->repository->save($title, $url, $courseId);
 
         return array($title, $videoId);
     }
@@ -38,21 +38,4 @@ private function sanitizeTitle(string $title): string
         }
         return $title;
     }
-
-    private function save(string $title, $url, $courseId): string
-    {
-        $sql = "INSERT INTO video (title, url, course_id) 
-                VALUES (\"{$title}\",
-                        \"{$url}\",
-                        {$courseId}
-                )";
-
-        // Prepare doctrine statement
-        $stmt = $this->connection->prepare($sql);
-        $stmt->execute();
-
-        // IMPORTANT: Obtaining the video id. Take care, it's done without another query :)
-        $videoId = $this->connection->lastInsertId();
-        return $videoId;
-    }
 }

exercises/legacy_create_video/solutions/codely_php-symfony_golden-master/src/AppBundle/Controller/VideoController.php

@@ -3,6 +3,7 @@
 namespace AppBundle\Controller;
 
 use AppBundle\Application\VideoCreator;
+use AppBundle\Repository\MySqlVideoRepository;
 use Symfony\Component\HttpFoundation\Request;
 
 /**
@@ -22,7 +23,7 @@ public function postVideoAction(Request $request)
         $url = $request->get('url');
         $courseId = $request->get('course_id');
         $connection = $this->getDoctrine()->getConnection();
-        $videoCreator = new VideoCreator($connection);
+        $videoCreator = new VideoCreator(new MySqlVideoRepository($connection));
 
         list($title, $videoId) = $videoCreator->createVideo($title, $url, $courseId);
 

exercises/legacy_create_video/solutions/codely_php-symfony_golden-master/src/AppBundle/Repository/MySqlVideoRepository.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace AppBundle\Repository;
+
+use Doctrine\DBAL\Connection;
+
+final class MySqlVideoRepository
+{
+    /**
+     * @var Connection
+     */
+    private $connection;
+
+    public function __construct(Connection $connection)
+    {
+        $this->connection = $connection;
+    }
+
+    public function save(string $title, $url, $courseId): string
+    {
+        $sql = "INSERT INTO video (title, url, course_id) 
+                VALUES (\"{$title}\",
+                        \"{$url}\",
+                        {$courseId}
+                )";
+
+        // Prepare doctrine statement
+        $stmt = $this->connection->prepare($sql);
+        $stmt->execute();
+
+        // IMPORTANT: Obtaining the video id. Take care, it's done without another query :)
+        return $this->connection->lastInsertId();
+    }
+}