init method

Implementation

@override
Future<void> init({String? nativeAppKey, String? webAppKey}) async {
  if (webAppKey == null) {
    web.console.warn(
      'Web API key is null. Skipping web initialization.'.toJS,
    );
    return;
  }

  // Check if Kakao Maps SDK is already loaded (from HTML script tag)
  final kakaoObj = globalContext['kakao'] as JSObject?;

  if (kakaoObj != null) {
    // SDK script is loaded, now call kakao.maps.load()
    final mapsObj = kakaoObj['maps'] as JSObject?;
    if (mapsObj != null) {
      final loadFn = mapsObj['load'] as JSFunction?;
      if (loadFn != null) {
        final completer = Completer<void>();

        // Call kakao.maps.load(callback)
        loadFn.callAsFunction(
          mapsObj,
          (() {
            web.console.log('Kakao Maps SDK loaded successfully'.toJS);
            completer.complete();
          }).toJS,
        );

        return completer.future;
      }
    }
  }

  // Fallback: Dynamically load the SDK if not present in HTML
  web.console.log(
    'Dynamically loading Kakao Maps SDK with key: $webAppKey'.toJS,
  );

  final completer = Completer<void>();

  final script =
      (web.document.createElement('script') as web.HTMLScriptElement)
        ..src =
            '//dapi.kakao.com/v2/maps/sdk.js?appkey=$webAppKey&libraries=services,clusterer,drawing&autoload=false'
        ..async = true
        ..onLoad.listen(
          (_) {
            // After script loads, call kakao.maps.load()
            final kakaoObj = globalContext['kakao'] as JSObject?;
            if (kakaoObj != null) {
              final mapsObj = kakaoObj['maps'] as JSObject?;
              if (mapsObj != null) {
                final loadFn = mapsObj['load'] as JSFunction?;
                if (loadFn != null) {
                  loadFn.callAsFunction(
                    mapsObj,
                    (() {
                      web.console.log(
                        'Kakao Maps SDK loaded successfully (dynamic)'.toJS,
                      );
                      completer.complete();
                    }).toJS,
                  );
                  return;
                }
              }
            }
            completer.completeError(
              'Failed to initialize Kakao Maps after loading script',
            );
          },
        )
        ..onError.listen(
          (event) {
            completer.completeError(
              'Failed to load Kakao Maps SDK for web.',
            );
          },
        );

  web.document.head?.append(script);

  return completer.future;
}