Make 'Product Add' page

src/Http/Request.php

@@ -5,7 +5,8 @@ class Request
 {
     private $method;
     private $uri;
-    private $queryString;
+    private $queryParams;
+    private $formParams;
 
     public function getMethod()
     {
@@ -17,19 +18,25 @@ class Request
         return $this->uri;
     }
 
-    public function getQueryString()
+    public function getQueryParams()
     {
-        return $this->queryString;
+        return $this->queryParams;
     }
 
-    public function __construct(array $params)
+    public function getFormParams()
     {
-        $uri_base = trim($params['REQUEST_URI'], '?'.$params['QUERY_STRING']);
+        return $this->formParams;
+    }
+
+    public function __construct(array $params, array $queryParams, array $formParams)
+    {
+        $uri_base = strtok($params['REQUEST_URI'], '?');
         $uri_base = trim(urldecode($uri_base), '/');
         $this->uri = explode('/', $uri_base);
 
         $this->method = $params['REQUEST_METHOD'];
 
-        parse_str($params['QUERY_STRING'], $this->queryString);
+        $this->queryParams = $queryParams;
+        $this->formParams = $formParams;
     }
 }

src/Http/RequestHandler.php

@@ -20,7 +20,12 @@ class RequestHandler
     {
         foreach ($this->routes as $route) {
             if ($route->matches($this->request)) {
-                $route->execute($this->request);
+                try {
+                    $route->execute($this->request);
+                } catch (\Exception $e) {
+                    http_response_code(500);
+                    echo $e->getMessage();
+                }
                 return;
             }
         }

src/View/Product.php

@@ -3,21 +3,25 @@ namespace ProductList\View;
 
 use ProductList\Http\Request;
 use ProductList\Model\Product as ProductModel;
+use ProductList\Model\DVD;
+use ProductList\Model\Furniture;
+use ProductList\Model\Book;
 use ProductList\Exception\NotFoundException;
 
-class Product
+class Product extends View
 {
-    public static function list(Request $request)
+    public static function get(Request $request)
     {
+        header('Content-Type: application/json');
         echo json_encode(ProductModel::selectAll());
     }
 
     public static function delete(Request $request)
     {
-        $queryString = $request->getQueryString();
+        $queryParams = $request->getQueryParams();
 
-        if (array_key_exists('id', $queryString)) {
-            $ids = explode(',', $queryString['id']);
+        if (array_key_exists('id', $queryParams)) {
+            $ids = explode(',', $queryParams['id']);
             $ids = array_map('intval', $ids);
 
             foreach($ids as $id) {
@@ -44,7 +48,70 @@ class Product
         }
     }
 
-    public static function add(Request $request)
+    public static function post(Request $request)
     {
+        $params= $request->getFormParams();
+        $expected = [
+            'sku',
+            'name',
+            'price',
+            'productType',
+            'weight',
+            'size',
+            'height',
+            'width',
+            'length'
+        ];
+        if (self::expectArgs($expected, $params)) {
+            $product = null;
+            $type = $params['productType'];
+
+            switch($type) {
+                case 'dvd':
+                    $product = new DVD(
+                        $params['sku'],
+                        $params['name'],
+                        $params['price'],
+                        $params['size'],
+                    );
+                    break;
+                case 'furniture':
+                    $product = new Furniture(
+                        $params['sku'],
+                        $params['name'],
+                        $params['price'],
+                        $params['height'],
+                        $params['width'],
+                        $params['length'],
+                    );
+                    break;
+                case 'book':
+                    $product = new Book(
+                        $params['sku'],
+                        $params['name'],
+                        $params['price'],
+                        $params['weight'],
+                    );
+                    break;
+                default:
+                    http_response_code(400);
+                    echo "Invalid 'productType' value '$type'";
+                    return;
+            }
+
+            //try {
+                $product->insert();
+            //} catch (\Exception $e) {
+
+            //}
+        }
+    }
+
+    public static function test(Request $request)
+    {
+        $params= $request->getQueryParams();
+        if (self::expectArgs(['testarg'], $params)) {
+            echo var_dump($params);
+        }
     }
 }

src/View/View.php

@@ -0,0 +1,22 @@
+<?php
+namespace ProductList\View;
+
+abstract class View
+{
+    protected static function expectArgs(array $args, array $provided) {
+        $keys = array_keys($provided);
+
+        $missing = array_diff($args, $keys);
+
+        if (count($missing) > 0) {
+            http_response_code(400);
+
+            $missing = join("', '", $missing);
+
+            echo "Missing parameters '$missing'";
+
+            return false;
+        }
+        return true;
+    }
+}