openWhatsApp function

dynamic openWhatsApp(
  1. String conatctNo,
  2. BuildContext? context
)

Implementation

openWhatsApp(String conatctNo, BuildContext? context) async {
  FocusManager.instance.primaryFocus?.unfocus();
  var whatsappUrl = "whatsapp://send?phone=${conatctNo}" + "&text=${Uri.encodeComponent("")}";
  try {
    launchUrl(Uri.parse(whatsappUrl));
  } catch (e) {
    //To handle error and display error message
    showSnackBar("Unable to open whatsapp", context);
  }
}