webAuth method

@override Future webAuth(Uri url, { String? callbackUrlScheme, })

Handle OAuth2 session creation.

Implementation

@override
Future webAuth(Uri url, {String? callbackUrlScheme}) {
  return FlutterWebAuth2.authenticate(
    url: url.toString(),
    callbackUrlScheme:
        callbackUrlScheme != null && _customSchemeAllowed
            ? callbackUrlScheme
            : "appwrite-callback-${config['project']!}",
    options: const FlutterWebAuth2Options(
      useWebview: false,
    ),
  ).then((value) async {
    Uri url = Uri.parse(value);
    final key = url.queryParameters['key'];
    final secret = url.queryParameters['secret'];
    if (key == null || secret == null) {
      final error = url.queryParameters['error'];
      if (error != null && error.isNotEmpty) {
        try {
          final parsed = jsonDecode(error);
          if (parsed is Map) {
            final codeValue = parsed['code'];
            final int? code =
                codeValue is int
                    ? codeValue
                    : int.tryParse('${codeValue ?? ''}');
            throw AppwriteException(
              parsed['message']?.toString() ?? error,
              code,
              parsed['type']?.toString(),
              error,
            );
          }
        } on AppwriteException {
          rethrow;
        } catch (_) {
          // Fall through to a plain-string error when JSON is malformed.
        }
        throw AppwriteException(error);
      }
      throw AppwriteException(
        "Invalid OAuth2 Response. Key and Secret not available.",
        500,
      );
    }
    Cookie cookie = Cookie(key, secret);
    cookie.domain = Uri.parse(_endPoint).host;
    cookie.httpOnly = true;
    cookie.path = '/';
    List<Cookie> cookies = [cookie];
    await init();
    _cookieJar.saveFromResponse(Uri.parse(_endPoint), cookies);
  });
}