addPurchase method
required product name, currency and amount to your product
Implementation
Future addPurchase(
{required String productName,
required String currency,
required double amount}) async {
var data = {
'productName': productName,
'currency': currency,
'amount': amount
};
try {
await _channel.invokeMethod(_logNewPurchase, data).then((result) {
logger.d('addPurchase $result');
});
return 'Success';
} on PlatformException catch (e) {
logger.d(e);
return e;
}
}