createMipmapXmlFile function

Future<void> createMipmapXmlFile(Config config, String? flavor, { required FLILogger logger, String prefixPath = '.', })

Implementation

Future<void> createMipmapXmlFile(
  Config config,
  String? flavor, {
  required FLILogger logger,
  String prefixPath = '.',
}) async {
  final String iconBaseName = config.isCustomAndroidFile
      ? config.androidIconName
      : constants.androidDefaultIconName;
  final File mipmapXmlFile = File(
    path.join(
      prefixPath,
      constants.androidAdaptiveXmlFolder(flavor),
      '$iconBaseName.xml',
    ),
  );

  // If the flavor already ships an adaptive-icon XML, edit its background color
  // in place rather than overwriting it from the template — that preserves any
  // authored `<shape>`/`<foreground>`/`<monochrome>` the user hand-wrote.
  // existsSync is intentional: a single bool probe before deciding edit-vs-create.
  if (mipmapXmlFile.existsSync()) {
    await _editExistingAdaptiveBackground(
      config,
      mipmapXmlFile,
      flavor,
      logger: logger,
      prefixPath: prefixPath,
    );
    return;
  }

  // Note: Adaptive Icons will only be used when both
  // `adaptive_icon_background` and `adaptive_icon_foreground` or
  // `adaptive_icon_monochrome` are specified (The `image_path` is not
  // automatically taken as foreground)
  if (!config.hasAndroidAdaptiveConfig &&
      !config.hasAndroidAdaptiveMonochromeConfig) {
    return;
  }

  logger.info('Creating mipmap xml file Android');

  String xmlContent = '';

  if (config.hasAndroidAdaptiveConfig) {
    if (isAdaptiveIconConfigPngFile(config.adaptiveIconBackground!)) {
      xmlContent +=
          '  <background android:drawable="@drawable/ic_launcher_background"/>\n';
    } else {
      xmlContent +=
          '  <background android:drawable="@color/ic_launcher_background"/>\n';
    }

    xmlContent +=
        '''
  <foreground>
      <inset
          android:drawable="@drawable/ic_launcher_foreground"
          android:inset="${config.adaptiveIconForegroundInset}%" />
  </foreground>
''';
  }

  if (config.hasAndroidAdaptiveMonochromeConfig) {
    xmlContent +=
        '''
  <monochrome>
      <inset
          android:drawable="@drawable/ic_launcher_monochrome"
          android:inset="${config.adaptiveIconForegroundInset}%" />
  </monochrome>
''';
  }

  await mipmapXmlFile.create(recursive: true);
  await mipmapXmlFile.writeAsString(
    xml_template.mipmapXmlFile.replaceAll('{{CONTENT}}', xmlContent),
  );
}