Merge pull request #6 from EliasZ/patch-1

add findByInvoiceId & registerPayment method to SalesInvoice

Author: stephangroen

src/Picqer/Financials/Moneybird/Entities/SalesInvoice.php

@@ -99,4 +99,38 @@ public function sendInvoice($deliveryMethod = 'Email')
             ]
         ]));
     }
+    
+    /**
+     * Find SalesInvoice by invoice_id
+     *
+     * @param $invoiceId
+     * @return static
+     */
+    public function findByInvoiceId($invoiceId)
+    {
+        $result = $this->connection()->get($this->getUrl() . '/find_by_invoice_id/' . urlencode($invoiceId));
+
+        return $this->makeFromResponse($result);
+    }
+    
+    /**
+     * Register a payment for the current invoice
+     *
+     * @param array $data required keys are payment_date and price
+     * @throws ApiException
+     */
+    public function registerPayment(array $data)
+    {
+        if  (! isset($data['payment_date'])) {
+            throw new ApiException('Required [payment_date] is missing');
+        }
+
+        if  (! isset($data['price'])) {
+            throw new ApiException('Required [price] is missing');
+        }
+
+        $this->connection()->patch($this->url . '/' . $this->id . '/register_payment', json_encode([
+            'payment' => $data
+        ]));
+    }
 }