init method
initialize
Implementation
Future<void> init(String clientId, String url,
{Environment environment = Environment.sandbox}) async {
String env = 'sandbox';
if (environment == Environment.production) {
env = 'production';
}
await _channel.invokeMethod("init", {
"client_key": clientId,
"base_url": url,
"env": env,
});
return Future.value(null);
}