DVPurchaseSend typedef
DVPurchaseSend =
Future<(int, String)> Function(String method, String path, Map<String, Object?> ? body)
Sends one request to the application's backend as the signed-in person
and answers with the status and body. dartvel_flutter supplies one that
carries the session.
Implementation
typedef DVPurchaseSend = Future<(int status, String body)> Function(
String method, String path, Map<String, Object?>? body);