add invoice duplication functionality

src/Contracts/InvoiceContract.php

@@ -2,6 +2,7 @@
 
 namespace  Potelo\MultiPayment\Contracts;
 
+use Carbon\Carbon;
 use Potelo\MultiPayment\Models\Invoice;
 use Potelo\MultiPayment\Models\Customer;
 use Potelo\MultiPayment\Models\CreditCard;
@@ -57,4 +58,15 @@ public function refundInvoice(Invoice $invoice): Invoice;
      * @throws \Potelo\MultiPayment\Exceptions\ModelAttributeValidationException
      */
     public function chargeInvoiceWithCreditCard(Invoice $invoice): Invoice;
+
+    /**
+     * Duplicate an invoice
+     *
+     * @param  Invoice  $invoice
+     * @param  \Carbon\Carbon  $expiresAt
+     * @param  array  $gatewayOptions
+     * @return Invoice
+     * @throws \Potelo\MultiPayment\Exceptions\GatewayException
+     */
+    public function duplicateInvoice(Invoice $invoice, Carbon $expiresAt, array $gatewayOptions = []): Invoice;
 }

src/Gateways/IuguGateway.php

@@ -356,6 +356,34 @@ public function refundInvoice(Invoice $invoice): Invoice
         return $this->parseInvoice($iuguInvoice, $invoice);
     }
 
+    /**
+     * @inheritDoc
+     */
+    public function duplicateInvoice(Invoice $invoice, Carbon $expiresAt, array $gatewayOptions = []): Invoice
+    {
+        $iuguInvoice = new \Iugu_Invoice(['id' => $invoice->id]);
+
+        $params = array_merge($gatewayOptions, [
+            'due_date' => $expiresAt->format('Y-m-d'),
+        ]);
+        try {
+            $iuguInvoice = $iuguInvoice->duplicate($params);
+        } catch (\IuguRequestException | IuguObjectNotFound $e) {
+            if (str_contains($e->getMessage(), '502 Bad Gateway')) {
+                throw new GatewayNotAvailableException($e->getMessage());
+            } else {
+                throw new GatewayException($e->getMessage());
+            }
+        } catch (\Exception $e) {
+            throw new GatewayException("Error getting invoice: {$e->getMessage()}");
+        }
+        if (!empty($iuguInvoice->errors)) {
+            throw new GatewayException('Error getting invoice', $iuguInvoice->errors);
+        }
+
+        return $this->parseInvoice($iuguInvoice);
+    }
+
     /**
      * @inheritDoc
      */

src/Models/Invoice.php

@@ -284,4 +284,19 @@ public function chargeInvoiceWithCreditCard(?CreditCard $creditCard = null): Inv
 
         return $gateway->chargeInvoiceWithCreditCard($this);
     }
+
+    /**
+     * Duplicate the invoice
+     *
+     * @param  \Carbon\Carbon  $expiresAt
+     * @param  array  $gatewayOptions
+     * @return \Potelo\MultiPayment\Models\Invoice
+     * @throws \Potelo\MultiPayment\Exceptions\ConfigurationException
+     * @throws \Potelo\MultiPayment\Exceptions\GatewayException
+     */
+    public function duplicate(Carbon $expiresAt, array $gatewayOptions = []): Invoice
+    {
+        $gateway = ConfigurationHelper::resolveGateway($this->gateway);
+        return $gateway->duplicateInvoice($this, $expiresAt, $gatewayOptions);
+    }
 }

src/MultiPayment.php

@@ -2,6 +2,7 @@
 
 namespace Potelo\MultiPayment;
 
+use Carbon\Carbon;
 use Potelo\MultiPayment\Exceptions\MultiPaymentException;
 use Potelo\MultiPayment\Models\CreditCard;
 use Potelo\MultiPayment\Models\Invoice;
@@ -106,6 +107,28 @@ public function getInvoice(string $id): Invoice
         return Invoice::get($id, $this->gateway);
     }
 
+    /**
+     * Duplicate an invoice
+     *
+     * @param  \Potelo\MultiPayment\Models\Invoice|string  $invoice
+     * @param  \Carbon\Carbon  $expiresAt
+     * @param  array  $gatewayOptions
+     *
+     * @return \Potelo\MultiPayment\Models\Invoice
+     * @throws \Potelo\MultiPayment\Exceptions\ConfigurationException
+     * @throws \Potelo\MultiPayment\Exceptions\GatewayException
+     */
+    public function duplicateInvoice(Invoice|string $invoice, Carbon $expiresAt, array $gatewayOptions = []): Invoice
+    {
+        if (is_string($invoice)) {
+            $invoiceInstance = new Invoice();
+            $invoiceInstance->id = $invoice;
+            $invoice = $invoiceInstance;
+        }
+
+        return $invoice->duplicate($expiresAt, $gatewayOptions);
+    }
+
     /**
      * Return an Customer based on the customer ID
      *

tests/Unit/MultiPaymentTest.php

@@ -31,6 +31,29 @@ public function testShouldGetInvoice()
         $this->assertEquals($invoiceFetched->id, $invoice->id);
     }
 
+    /**
+     * Test if can duplicate the invoice
+     *
+     * @return void
+     * @throws \Potelo\MultiPayment\Exceptions\GatewayException
+     */
+    public function testShouldDuplicateInvoice()
+    {
+        $gateway = 'iugu';
+        $invoice = MultiPayment::setGateway($gateway)->newInvoice()
+            ->addAvailablePaymentMethod(Invoice::PAYMENT_METHOD_PIX)
+            ->addCustomer('Fake Customer', 'email@exemplo.com', '20176996915')
+            ->addItem('teste', 1000, 1)
+            ->create();
+
+        $multiPayment = new \Potelo\MultiPayment\MultiPayment($gateway);
+        $new = $multiPayment->duplicateInvoice($invoice->id, now()->addDays(7));
+        $this->assertNotEquals($new->id, $invoice->id);
+        $this->assertEquals($new->status, Invoice::STATUS_PENDING);
+        $this->assertTrue($new->expiresAt->isSameDay((now()->addDays(7))));
+
+    }
+
     /**
      * Test if thorws an exception when not find the invoice
      *