twilio-destination.js

/**
 * @param {SpecTrack} event The track event
 * @param {Object.<string, any>} settings Custom settings
 * @return void
 */
async function onTrack(event, settings) {
	if (event['event'] === settings.eventName) {
		let itemPurchased =
			event['properties']['products'][0]['brand'] +
			' ' +
			event['properties']['products'][0]['name'];
		const Body =
			'Thank you for purchasing ' +
			itemPurchased +
			' from our site. We will follow-up with the tracking details shortly.';
		const To = settings.twilioDestinationNumber;

		if (settings.twilioFrom) {
			await sendText(
				{
					From: settings.twilioFrom,
					To,
					Body
				},
				settings
			).catch(err => console.log(err));

			/*	async function onIdentify(event, settings) {
				console.log(event);
				const Body = 'Someone new is frustrated.';
				const To = settings.twilioDestinationNumber;
				if (settings.twilioFrom) {
					await sendText(
						{
							From: settings.twilioFrom,
							To,
							Body
						},
						settings
					);
				}
			}

			/*	await phoneCall(
			{
				From: settings.twilioFrom,
				To,
				// Learn more at: https://www.twilio.com/docs/voice/twiml
				Twiml: `
        <Response>
          <Break strength="x-weak" time="1000ms"/>
          <Say>${Body}</Say>
        </Response>
      `
			},
			settings
		);*/
		}

		if (settings.twilioWhatsAppFrom) {
			// Learn more at: https://www.twilio.com/docs/whatsapp
			await sendText(
				{
					To: 'whatsapp:' + To,
					From: settings.twilioWhatsAppFrom,
					Body
				},
				settings
			);
		}
	}
}

/**
 * Sends SMS or WhatsApp message with Twilio
 *
 * https://www.twilio.com/docs/sms
 * https://www.twilio.com/docs/whatsapp
 *
 */

async function sendText(params, settings) {
	const endpoint = `https://api.twilio.com/2010-04-01/Accounts/${settings.twilioAccountId}/Messages.json`;
	await fetch(endpoint, {
		method: 'POST',
		headers: {
			Authorization: `Basic ${btoa(
				settings.twilioAccountId + ':' + settings.twilioToken
			)}`,
			'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'
		},
		body: toFormParams(params)
	});
}

/**
 * Places a Twilio phone call.
 *
 * https://www.twilio.com/docs/voice
 *
 */

/*async function phoneCall(params, settings) {
	const endpoint = `https://api.twilio.com/2010-04-01/Accounts/${settings.twilioAccountId}/Calls.json`;
	await fetch(endpoint, {
		method: 'POST',
		headers: {
			Authorization: `Basic ${btoa(
				settings.twilioAccountId + ':' + settings.twilioToken
			)}`,
			'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'
		},
		body: toFormParams(params)
	});
}*/

function toFormParams(params) {
	return Object.entries(params)
		.map(([key, value]) => {
			const paramName = encodeURIComponent(key);
			const param = encodeURIComponent(value);
			return `${paramName}=${param}`;
		})
		.join('&');
}