onRequest method
The callback will be executed before the request is initiated.
If you want to continue the request, call handler.next
.
If you want to complete the request with some custom data,
you can resolve a Response
object with handler.resolve
.
If you want to complete the request with an error message,
you can reject a DioError
object with handler.reject
.
Implementation
@override
void onRequest(
RequestOptions options,
RequestInterceptorHandler handler,
) {
final authInfo = getAuthInfo(options, (secure) => secure['type'] == 'oauth' || secure['type'] == 'oauth2');
for (final info in authInfo) {
final token = tokens[info['name']];
if (token != null) {
options.headers['Authorization'] = 'Bearer ${token}';
break;
}
}
super.onRequest(options, handler);
}