callHandler property

Implementation

static Future<dynamic> Function(MethodCall) callHandler = (MethodCall call) async {
  final args = call.arguments as Map;
  final callbackId = args["callbackId"]! as String;
  switch (call.method) {
    case "invoke":
      final callbackParams = jsonDecode(args["params"]!) as Map<String, dynamic>;
      try {
        return await CallbackReferences.get(callbackId)(callbackParams);
      } catch (e, trace) {
        final errorReferenceId = ErrorReferences.create(ErrorReference(e, trace));
        CallbackReferences.linkErrorReference(callbackReferenceId: callbackId, errorReferenceId: errorReferenceId);
        throw PlatformException(
          code: "CardinalDartCallbackException",
          details: errorReferenceId
        );
      }
    case "delete":
      CallbackReferences.delete(callbackId);
      return "";
    case "markUsed":
      CallbackReferences.markUsed(callbackId);
      return "";
    case "preventErrorAutoRemove":
      CallbackReferences.preventErrorAutoRemove(
          callbackReferenceId: callbackId,
          errorReferenceId: args["params"]! as String
      );
      return "";
    default:
      throw UnsupportedError("Unsupported method ${call.method}");
  }
};