Merge pull request #3 from vehrlich/master

Invoice Split

composer.json

@@ -19,4 +19,4 @@
     "require": {
         "php": ">=5.3.0"
     }
-}
+}

src/Twisto.php

@@ -8,6 +8,7 @@
 require_once TWISTO_PATH . 'Invoice.php';
 require_once TWISTO_PATH . 'Item.php';
 require_once TWISTO_PATH . 'ItemReturn.php';
+require_once TWISTO_PATH . 'ItemSplit.php';
 require_once TWISTO_PATH . 'ItemDiscountReturn.php';
 require_once TWISTO_PATH . 'Order.php';
 require_once TWISTO_PATH . 'ShortAddress.php';

src/Twisto/Invoice.php

@@ -10,6 +10,9 @@ class Invoice
     /** @var string */
     public $invoice_id;
 
+    /** @var string **/
+    public $parent_invoice_id;
+
     /** @var string */
     public $eshop_invoice_id;
 
@@ -68,6 +71,7 @@ public function get()
         $this->deserialize($data);
     }
 
+
     /**
      * Perform cancel invoice API request
      */
@@ -118,6 +122,7 @@ public static function create(Twisto $twisto, $transaction_id, $eshop_invoice_id
         return $invoice;
     }
 
+
     /**
      * Perform invoice return API request
      * @param ItemReturn[] $items
@@ -150,11 +155,35 @@ public function returnAll()
         $this->deserialize($data);
     }
 
+
+    /**
+     * Split invoice to new one
+     * @param ItemSplit[] $items
+     * @return JSON response with new invoice
+     */
+    public function splitItems($items)
+    {
+        $data = array(
+            'items' => array_map(function(ItemSplit $item) {
+                return $item->serialize();
+            }, $items)
+        );
+
+        $data = $this->twisto->requestJson('POST', 'invoice/' . urlencode($this->invoice_id) . '/split/', $data);
+        $split_invoice = new Invoice($this->twisto, null);
+        $split_invoice->deserialize($data);
+        $this->get();
+
+        return $split_invoice;
+    }
+
+
     private function deserialize($data)
     {
         $this->invoice_id = $data['invoice_id'];
         $this->eshop_invoice_id = $data['eshop_invoice_id'];
         $this->customer_email = $data['customer_email'];
+        $this->parent_invoice_id = $data['parent_invoice_id'];
 
         if ($data['billing_address']['type'] == BaseAddress::TYPE_SHORT) {
             $this->billing_address = ShortAddress::deserialize($data['billing_address']);

src/Twisto/ItemSplit.php

@@ -0,0 +1,32 @@
+<?php
+namespace Twisto;
+
+class ItemSplit
+{
+    /** @var string */
+    public $product_id;
+
+    /** @var int */
+    public $quantity;
+
+    /**
+     * @param string $product_id
+     * @param int $quantity
+     */
+    function __construct($product_id, $quantity)
+    {
+        $this->product_id = $product_id;
+        $this->quantity = (int)$quantity;
+    }
+
+    /**
+     * @return array
+     */
+    public function serialize()
+    {
+        return array(
+            'product_id' => $this->product_id,
+            'quantity' => $this->quantity
+        );
+    }
+}

src/Twisto/Twisto.php

@@ -121,7 +121,6 @@ public function request($method, $url, $data = null)
         if (curl_errno($curl)) {
             throw new Error('Curl error: ' . curl_error($curl));
         }
-
         $info = curl_getinfo($curl);
         if ($info['http_code'] != 200) {
             throw new Error('API responded with wrong status code (' . $info['http_code'] . ')', json_decode($response));