makePhoneCall function
- String phoneNumber
Initiates a phone call using an external application.
phoneNumber is the phone number to call.
Throws an exception if the phone call launch fails.
Implementation
Future<void> makePhoneCall(final String phoneNumber) async {
final phoneUri = Uri(scheme: 'tel', path: phoneNumber);
if (await canLaunchUrl(phoneUri)) {
await launchUrl(phoneUri);
} else {
throw Exception('Could not launch phone call');
}
}