Send a Single Item Product Message

In this code snippet you learn how to send a product message containing a single product item to WhatsApp chat using the Messages API. You can read more about Product Messages for additional context on using this code snippet.

This message type uses Vonage's Custom object feature. Further information on the specific message format can be found in the WhatsApp developer Product Messages documentation.

Example

Find the description for all variables used in each code snippet below:

Key	Description
`VONAGE_APPLICATION_ID`	The Vonage Application ID.
`VONAGE_APPLICATION_PRIVATE_KEY_PATH`	Private key path.
`VONAGE_PRIVATE_KEY_PATH`	Private key path.
`BASE_URL`	For production use the base URL is `https://api.nexmo.com/`. For sandbox testing the base URL is `https://messages-sandbox.nexmo.com/`.
`MESSAGES_API_URL`	There are two versions of the API, each with their own endpoints. For production the previous Messages API endpoint was `https://api.nexmo.com/v0.1/messages`, the new one is `https://api.nexmo.com/v1/messages`. For sandbox testing the Messages API endpoint is `https://messages-sandbox.nexmo.com/v0.1/messages` or `https://messages-sandbox.nexmo.com/v1/messages`, depending on which version you have set in the sandbox dashboard.
`WHATSAPP_NUMBER`	The WhatsApp number that has been allocated to you by Vonage. For sandbox testing the number is 14157386102.
`VONAGE_WHATSAPP_NUMBER`	Refer to `WHATSAPP_NUMBER` above.
`VONAGE_NUMBER`	Refer to `WHATSAPP_NUMBER` above.
`TO_NUMBER`	Replace with the number you are sending to. E.g. `447700900001`

NOTE: Don't use a leading + or 00 when entering a phone number, start with the country code, for example, 447700900000.

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

Write the code

Add the following to send-single-product.sh:

curl -X POST $MESSAGES_API_URL \
     -H 'Authorization: Bearer' $JWT \
     -H 'Content-Type: application/json' \
     -d '{
  "to": "'$TO_NUMBER'",
  "from": "'$WHATSAPP_NUMBER'",
  "channel": "whatsapp",
  "message_type": "custom",
  "custom": {
    "type": "interactive",
    "interactive": {
      "type": "product",
      "body": {
        "text": "Check out this cool product"
      },
      "footer": {
        "text": "Sale now on!"
      },
      "action": {
        "catalog_id": "'$CATALOG_ID'",
        "product_retailer_id": "'$PRODUCT_ID'"
      }
    }
  }
}'

View full source

Run your code

Save this file to your machine and run it:

bash send-single-product.sh

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

Add the following to build.gradle:

implementation 'com.vonage:server-sdk-kotlin:1.1.2'

Create a file named SendWhatsappSingleProduct and add the following code to the main method:

val client = Vonage {
    applicationId(VONAGE_APPLICATION_ID)
    privateKeyPath(VONAGE_APPLICATION_PRIVATE_KEY_PATH)
}

View full source

Write the code

Add the following to the main method of the SendWhatsappSingleProduct file:

val messageId = client.messages.send(
    whatsappSingleProduct {
        to(TO_NUMBER)
        from(VONAGE_WHATSAPP_NUMBER)
        catalogId(CATALOG_ID)
        productRetailerId(PRODUCT_ID)
        bodyText("Check out this cool product")
        footerText("Sale now on!")
    }
)

View full source

Run your code

We can use the application plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:

apply plugin: 'application'
mainClassName = project.hasProperty('main') ? project.getProperty('main') : ''

Run the following gradle command to execute your application, replacing com.vonage.quickstart.kt.messages.whatsapp with the package containing SendWhatsappSingleProduct:

gradle run -Pmain=com.vonage.quickstart.kt.messages.whatsapp.SendWhatsappSingleProduct

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

Add the following to build.gradle:

implementation 'com.vonage:server-sdk:8.15.1'

Create a file named SendWhatsappSingleProduct and add the following code to the main method:

VonageClient client = VonageClient.builder()
		.applicationId(VONAGE_APPLICATION_ID)
		.privateKeyPath(VONAGE_PRIVATE_KEY_PATH)
		.build();

View full source

Write the code

Add the following to the main method of the SendWhatsappSingleProduct file:

var response = client.getMessagesClient().sendMessage(
		WhatsappSingleProductRequest.builder()
			.from(VONAGE_WHATSAPP_NUMBER).to(TO_NUMBER)
			.catalogId(CATALOG_ID)
			.productRetailerId(PRODUCT_ID)
			.bodyText("Check out this cool product")
			.footerText("Sale now on!")
			.build()
);
System.out.println("Message sent successfully. ID: "+response.getMessageUuid());

View full source

Run your code

We can use the application plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:

apply plugin: 'application'
mainClassName = project.hasProperty('main') ? project.getProperty('main') : ''

Run the following gradle command to execute your application, replacing com.vonage.quickstart.messages.whatsapp with the package containing SendWhatsappSingleProduct:

gradle run -Pmain=com.vonage.quickstart.messages.whatsapp.SendWhatsappSingleProduct

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

composer require vonage/client

Create a file named send-single-product.php and add the following code:

$keypair = new \Vonage\Client\Credentials\Keypair(
    file_get_contents(VONAGE_APPLICATION_PRIVATE_KEY_PATH),
    VONAGE_APPLICATION_ID
);

$client = new \Vonage\Client($keypair);

View full source

Write the code

Add the following to send-single-product.php:

$custom = [
    "to" => TO_NUMBER,
    "from" => WHATSAPP_NUMBER,
    "channel" => "whatsapp",
    "message_type" => "custom",
    "custom" => [
        "type" => "interactive",
        "interactive" => [
            "type" => "product",
            "body" => [
                "text" => "Check out this cool product"
            ],
            "footer" => [
                "text" => "Sale now on!"
            ],
            "action" => [
                "catalog_id" => CATALOG_ID,
                "product_retailer_id" => PRODUCT_ID
            ]
        ]
    ]
];

$whatsApp = new \Vonage\Messages\Channel\WhatsApp\WhatsAppCustom(
    TO_NUMBER,
    FROM_NUMBER,
    $custom
);

$client->messages()->send($whatsApp);

View full source

Run your code

Save this file to your machine and run it:

php send-single-product.php

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

pip install vonage

Write the code

Add the following to send-product-message-single-item.py:

from vonage import Auth, Vonage
from vonage_messages.models import WhatsappCustom

client = Vonage(
    Auth(
        application_id=VONAGE_APPLICATION_ID,
        private_key=VONAGE_APPLICATION_PRIVATE_KEY_PATH,
    )
)

message = WhatsappCustom(
    to=TO_NUMBER,
    from_=WHATSAPP_NUMBER,
    custom={
        'type': 'interactive',
        'interactive': {
            'type': 'product',
            'body': {'text' 'Check out this cool product'},
            'footer': {'text': 'Sale now on!'},
            'action': {
                'catalog_id': CATALOG_ID,
                'product_retailer_id': PRODUCT_RETAILER_ID,
            },
        },
    },
)

response = client.messages.send(message)
print(response)

View full source

Run your code

Save this file to your machine and run it:

python send-product-message-single-item.py

Prerequisites

If you do not have an application you can create one. Make sure you also configure your webhooks.

gem install vonage

Create a file named send-single-product.rb and add the following code:

client = Vonage::Client.new(
  application_id: VONAGE_APPLICATION_ID,
  private_key: File.read(VONAGE_APPLICATION_PRIVATE_KEY_PATH)
)

View full source

Write the code

Add the following to send-single-product.rb:

message = Vonage::Messaging::Message.whatsapp(
  type: 'custom',
  message: {
    type: "interactive",
    interactive: {
      type: "product",
      body: {
        text: "Check out this cool product"
      },
      footer: {
        text: "Sale now on!"
      },
      action: {
        catalog_id: CATALOG_ID,
        product_retailer_id: PRODUCT_ID
      }
    }
  }
)

client.messaging.send(
  from: VONAGE_WHATSAPP_NUMBER,
  to: TO_NUMBER,
  **message
)

View full source

Run your code

Save this file to your machine and run it:

ruby send-single-product.rb

Try it out

When you run the code a WhatsApp single product message is sent to the destination number.