start a restructure

Creational/SimpleFactory/ConcreteFactory.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace DesignPatterns\SimpleFactory;
+
+/**
+ * class ConcreteFactory
+ */
+class ConcreteFactory
+{
+    /**
+     * @var array
+     */
+    protected $typeList;
+
+    /**
+     * You can imagine to inject your own type list or merge with
+     * the default ones...
+     */
+    public function __construct()
+    {
+        $this->typeList = array(
+            'bicycle' => __NAMESPACE__ . '\Bicycle',
+            'other' => __NAMESPACE__ . '\Scooter'
+        );
+    }
+
+    /**
+     * Creates a vehicle
+     * 
+     * @param string $type a known type key
+     *
+     * @return VehicleInterface a new instance of VehicleInterface
+     * @throws \InvalidArgumentException
+     */
+    public function createVehicle($type)
+    {
+        if (!array_key_exists($type, $this->typeList)) {
+            throw new \InvalidArgumentException("$type is not valid vehicle");
+        }
+        $className = $this->typeList[$type];
+
+        return new $className();
+    }
+}