Add a payment method property

Invoice/Invoice.php

@@ -19,7 +19,7 @@ class Invoice
     /**
      * @var string
      */
-    protected $iid, $state, $description, $shownRemark;
+    protected $iid, $state, $paymentMethod, $description, $shownRemark;
 
     /**
      * @var \DateTime
@@ -288,6 +288,23 @@ public function getState()
         return $this->state;
     }
 
+    /**
+     * @param string $paymentMethod Possible payment methods are:
+     *  not_paid, cheque, transfer, bankcontact, cash, direct_debit and paid
+     */
+    public function setPaymentMethod($paymentMethod)
+    {
+        $this->paymentMethod = $paymentMethod;
+    }
+
+    /**
+     * @return string
+     */
+    public function getPaymentMethod()
+    {
+        return $this->paymentMethod;
+    }
+
     /**
      * @param float $total
      */
@@ -391,6 +408,7 @@ public static function initializeWithRawData($data)
         if(isset($data['client_id'])) $item->setClientId($data['client_id']);
         if(isset($data['iid'])) $item->setIid($data['iid']);
         if(isset($data['state'])) $item->setState($data['state']);
+        if(isset($data['payment_method'])) $item->setPaymentMethod($data['payment_method']);
         if(isset($data['generated'])) $item->setGenerated(new \DateTime('@' . strtotime($data['generated'])));
         if(isset($data['description'])) $item->setDescription($data['description']);
         if(isset($data['shown_remark'])) $item->setShownRemark($data['shown_remark']);
@@ -433,6 +451,7 @@ public function toArray($forApi = false)
         $data = array();
         $data['client_id'] = $this->getClientId();
         $data['state'] = $this->getState();
+        $data['payment_method'] = $this->getPaymentMethod();
         $data['description'] = $this->getDescription();
         $data['shown_remark'] = $this->getShownRemark();
         $discount = $this->getDiscount();

tests/index.php

@@ -55,6 +55,7 @@
 $invoice->setDescription('description');
 $invoice->setShownRemark('shown_remark');
 $invoice->setState('created');
+$invoice->setPaymentMethod('not_paid');
 
 try {
 //    $response = $factr->accountApiToken(USERNAME, PASSWORD);