Add Multi Products

README.md

@@ -271,6 +271,49 @@ $whatsapp_cloud_api->sendButton(
 );
 ```
 
+### Send Multi Product Message
+```php
+<?php
+
+use Netflie\WhatsAppCloudApi\WhatsAppCloudApi;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Row;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Section;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Action;
+
+$rows_section_1 = [
+    new Row('<product-sku-id>'),
+    new Row('<product-sku-id>'),
+    // etc
+];
+
+$rows_section_2 = [
+    new Row('<product-sku-id>'),
+    new Row('<product-sku-id>'),
+    new Row('<product-sku-id>'),
+    // etc
+];
+
+$sections = [
+    new Section('Section 1', $rows_section_1),
+    new Section('Section 2', $rows_section_2),
+];
+
+$action = new Action($sections);
+$catalog_id = '<catalog-id>';
+$header = 'Grocery Collections';
+$body = 'Hello! Thanks for your interest. Here\'s what we can offer you under our grocery collection. Thank you for shopping with us.';
+$footer = 'Subject to T&C';
+
+$whatsapp_cloud_api->sendMultiProduct(
+    '<destination-phone-number>',
+    $catalog_id,
+    $action,
+    $header,
+    $body,
+    $footer // optional
+);
+```
+
 ### Replying messages
 
 You can reply a previous sent message:
@@ -410,6 +453,7 @@ Fields list: https://developers.facebook.com/docs/whatsapp/cloud-api/reference/b
 - Send Contacts
 - Send Lists
 - Send Buttons
+- Send Multi Product Message
 - Upload media resources to WhatsApp servers
 - Download media resources from WhatsApp servers
 - Mark messages as read

src/Message/MultiProduct/Action.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Netflie\WhatsAppCloudApi\Message\MultiProduct;
+
+final class Action
+{
+    protected array $sections;
+
+    public function __construct(array $sections)
+    {
+        $this->sections = $sections;
+    }
+
+    public function sections(): array
+    {
+        $result = [];
+
+        foreach ($this->sections as $section) {
+            $result[] = [
+                'title' => $section->title(),
+                'product_items' => $section->rows(),
+            ];
+        }
+
+        return $result;
+    }
+}

src/Message/MultiProduct/Row.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Netflie\WhatsAppCloudApi\Message\MultiProduct;
+
+final class Row
+{
+    protected string $product_retailer_id;
+
+    public function __construct(string $product_retailer_id)
+    {
+        $this->product_retailer_id = $product_retailer_id;
+    }
+
+    public function product_retailer_id(): string
+    {
+        return $this->product_retailer_id;
+    }
+}

src/Message/MultiProduct/Section.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Netflie\WhatsAppCloudApi\Message\MultiProduct;
+
+final class Section
+{
+    protected string $title;
+
+    protected array $rows;
+
+    public function __construct(string $title, array $rows)
+    {
+        $this->title = $title;
+        $this->rows = $rows;
+    }
+
+    public function title(): string
+    {
+        return $this->title;
+    }
+
+    public function rows(): array
+    {
+        $result = [];
+
+        foreach ($this->rows as $row) {
+            $result[] = [
+                'product_retailer_id' => $row->product_retailer_id(),
+            ];
+        }
+
+        return $result;
+    }
+}

src/Message/MultiProductMessage.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Netflie\WhatsAppCloudApi\Message;
+
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Action;
+
+final class MultiProductMessage extends Message
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected string $type = 'product_list';
+
+    private string $header;
+
+    private string $body;
+
+    private int $catalog_id;
+
+    private ?string $footer;
+
+    private Action $action;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function __construct(string $to, int $catalog_id, Action $action, string $header, string $body, ?string $footer, ?string $reply_to)
+    {
+        $this->header = $header;
+        $this->body = $body;
+        $this->catalog_id = $catalog_id;
+        $this->footer = $footer;
+        $this->action = $action;
+
+        parent::__construct($to, $reply_to);
+    }
+
+    public function header(): array
+    {
+        return [
+            'type' => 'text',
+            'text' => $this->header,
+        ];
+    }
+
+    public function body(): string
+    {
+        return $this->body;
+    }
+
+    public function catalog_id(): int
+    {
+        return $this->catalog_id;
+    }
+
+    public function footer(): ?string
+    {
+        return $this->footer;
+    }
+
+    public function sections(): array
+    {
+        return $this->action->sections();
+    }
+}

src/Request/MessageRequest/RequestMultiProductMessage.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Netflie\WhatsAppCloudApi\Request\MessageRequest;
+
+use Netflie\WhatsAppCloudApi\Request\MessageRequest;
+
+final class RequestMultiProductMessage extends MessageRequest
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function body(): array
+    {
+        $body = [
+            'messaging_product' => $this->message->messagingProduct(),
+            'recipient_type' => $this->message->recipientType(),
+            'to' => $this->message->to(),
+            'type' => 'interactive',
+            'interactive' => [
+                'type' => $this->message->type(),
+                'header' => $this->message->header(),
+                'body' => ['text' => $this->message->body()],
+                'action' => [
+                    'catalog_id' => $this->message->catalog_id(),
+                    'sections' => $this->message->sections(),
+                ],
+            ],
+        ];
+
+        if ($this->message->footer()) {
+            $body['interactive']['footer'] = ['text' => $this->message->footer()];
+        }
+
+        if ($this->message->replyTo()) {
+            $body['context']['message_id'] = $this->message->replyTo();
+        }
+
+        return $body;
+    }
+}

src/WhatsAppCloudApi.php

@@ -7,6 +7,7 @@
 use Netflie\WhatsAppCloudApi\Message\Contact\Phone;
 use Netflie\WhatsAppCloudApi\Message\CtaUrl\Header;
 use Netflie\WhatsAppCloudApi\Message\Media\MediaID;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Action as MultiProductAction;
 use Netflie\WhatsAppCloudApi\Message\OptionsList\Action;
 use Netflie\WhatsAppCloudApi\Message\Template\Component;
 
@@ -372,6 +373,33 @@ public function uploadMedia(string $file_path): Response
         return $this->client->uploadMedia($request);
     }
 
+    /**
+     * Sends a message with multiple products to a user.
+     *
+     * @param string $to The WhatsApp ID or phone number for the person you want to send a message to.
+     * @param int $catalog_id The ID of the catalog where the products are located.
+     * @param MultiProductAction $action The contents of the catalog products to be sent.
+     * @param string $header The header of the message.
+     * @param string $body The body of the message.
+     * @param string|null $footer The footer of the message.
+     *
+     * @return Response The response object containing the result of the API request.
+     *
+     * @throws Response\ResponseException If the API request fails.
+     */
+    public function sendMultiProduct(string $to, int $catalog_id, MultiProductAction $action, string $header, string $body, ?string $footer = '')
+    {
+        $message = new Message\MultiProductMessage($to, $catalog_id, $action, $header, $body, $footer, $this->reply_to);
+        $request = new Request\MessageRequest\RequestMultiProductMessage(
+            $message,
+            $this->app->accessToken(),
+            $this->app->fromPhoneNumberId(),
+            $this->timeout
+        );
+
+        return $this->client->sendMessage($request);
+    }
+
     /**
      * Download a media file (image, audio, video...) from Facebook servers.
      *

tests/Integration/WhatsAppCloudApiTest.php

@@ -10,6 +10,9 @@
 use Netflie\WhatsAppCloudApi\Message\CtaUrl\TitleHeader;
 use Netflie\WhatsAppCloudApi\Message\Media\LinkID;
 use Netflie\WhatsAppCloudApi\Message\Media\MediaObjectID;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Action as MultiProductAction;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Row as MultiProductRow;
+use Netflie\WhatsAppCloudApi\Message\MultiProduct\Section as MultiProductSection;
 use Netflie\WhatsAppCloudApi\Message\OptionsList\Action;
 use Netflie\WhatsAppCloudApi\Message\OptionsList\Row;
 use Netflie\WhatsAppCloudApi\Message\OptionsList\Section;
@@ -278,6 +281,46 @@ public function test_send_cta_url()
         $this->assertEquals(false, $response->isError());
     }
 
+    public function test_send_multi_product()
+    {
+        $this->markTestIncomplete(
+            'This test requires real catalog data.'
+        );
+
+        $rows_section_1 = [
+            new MultiProductRow('<product-sku-id>'),
+            // etc
+        ];
+
+        $rows_section_2 = [
+            new MultiProductRow('<product-sku-id>'),
+            // etc
+        ];
+
+        $sections = [
+            new MultiProductSection('Section 1', $rows_section_1),
+            new MultiProductSection('Section 2', $rows_section_2),
+        ];
+
+        $action = new MultiProductAction($sections);
+        $catalog_id = '<catalog-id>';
+        $header = 'Grocery Collections';
+        $body = 'Hello! Thanks for your interest. Here\'s what we can offer you under our grocery collection. Thank you for shopping with us.';
+        $footer = 'Subject to T&C';
+
+        $response = $this->whatsapp_app_cloud_api->sendMultiProduct(
+            WhatsAppCloudApiTestConfiguration::$to_phone_number_id,
+            $catalog_id,
+            $action,
+            $header,
+            $body,
+            $footer // optional
+        );
+
+        $this->assertEquals(200, $response->httpStatusCode());
+        $this->assertEquals(false, $response->isError());
+    }
+
     public function test_send_reply_buttons()
     {
         $buttonRows = [