createDarkSplashImageDrawable function

Future<void> createDarkSplashImageDrawable({ String? darkImage, String? color, String? gravity, })

Implementation

Future<void> createDarkSplashImageDrawable({
  String? darkImage,
  String? color,
  String? gravity,
}) async {
  log(darkImage ?? '');
  if (darkImage == null) return;
  final darkImageFile = File(darkImage);
  if (await darkImageFile.exists()) {
    const androidDrawableFolder = CmdStrings.androidDrawableDarkDirectory;
    const splashImagePath =
        '$androidDrawableFolder/${AndroidStrings.splashScreenDarkXml}';
    final file = File(splashImagePath);

    final xml = await file.create(recursive: true);

    final builder = XmlBuilder();

    builder.processing(AndroidStrings.xml, AndroidStrings.xmlVersion);

    /// Creating a layer-list element and its attributes
    builder.element(AndroidStrings.layerListElement, nest: () {
      builder.attribute(
        AndroidStrings.xmlnsAndroidAttr,
        AndroidStrings.xmlnsAndroidAttrValue,
      );

      /// Creates item element and attributes for color
      if (color != null) {
        builder.element(
          AndroidStrings.itemElement,
          nest: () {
            builder.attribute(
              AndroidStrings.androidDrawableAttr,
              AndroidStrings.androidDrawableAttrVal,
            );
          },
        );
      }

      /// Creates item element and attributes for image
      builder.element(AndroidStrings.itemElement, nest: () {
        builder.element(AndroidStrings.bitmapAttrVal, nest: () {
          builder.attribute(
            AndroidStrings.androidGravityAttr,
            gravity ?? AndroidStrings.defaultAndroidGravityAttrVal,
          );
          builder.attribute(
            AndroidStrings.androidSrcAttr,
            AndroidStrings.androidDarkSrcAttrVal,
          );
          builder.attribute(
            AndroidStrings.androidTileModeAttr,
            AndroidStrings.androidTileModeAttrVal,
          );
        });
      });
    });

    final document = builder.buildDocument();
    await xml.writeAsString(document.toXmlString(pretty: true));
  } else {
    throw SplashMasterException(message: "$darkImage doesn't exists.");
  }
}