execute method

@override Future<void> execute()

Implementation

@override
Future<void> execute() async {
  if (!config.hasEnabledActions) {
    throw "Nothing to rebrand. Enable at least one action in rebrand_config.json.";
  }

  // 1. Validate Package Name
  if (config.enablePackageRename) {
    if (config.packageName == null || config.packageName!.isEmpty) {
      throw "Package name is required when 'enable_package_rename' is true.";
    }
    if (!_isValidPackageName(config.packageName!)) {
      throw "Invalid package name format: ${config.packageName}. Expected format: com.example.app (lowercase, dots, no special chars)";
    }
  }

  // 2. Validate App Name
  if (config.enableAppLabel) {
    if (config.appName == null || config.appName!.isEmpty) {
      throw "App name is required when 'enable_app_label' is true.";
    }
  }

  // 3. Validate Icon Path
  if (config.enableLauncherIcon) {
    if (config.iconPath == null || config.iconPath!.isEmpty) {
      throw "Icon path is required when 'enable_launcher_icon' is true.";
    }
    if (!File(config.iconPath!).existsSync()) {
      throw "Icon file not found at: ${config.iconPath}";
    }
  }

  // 4. Validate Splash Configuration
  if (config.enableSplash) {
    final rawAndroid12 = config.splashConfig['android_12'];
    if (rawAndroid12 != null && rawAndroid12 is! Map) {
      throw "'splash_config.android_12' must be a JSON object.";
    }

    final splashImage = config.splashImagePath;
    if (splashImage == null || splashImage.isEmpty) {
      throw "Splash generation requires either 'splash_config.image' or 'icon_path'.";
    }

    _validateExistingFile(splashImage, 'Splash image');

    final splashDarkImage = config.splashDarkImagePath;
    if (splashDarkImage != null) {
      _validateExistingFile(splashDarkImage, 'Splash dark image');
    }

    _validateExistingFile(config.splashBranding, 'Splash branding image');
    _validateExistingFile(
      config.splashBrandingDark,
      'Splash dark branding image',
    );
    _validateExistingFile(
      config.android12Branding,
      'Android 12 branding image',
    );
    _validateExistingFile(
      config.android12BrandingDark,
      'Android 12 dark branding image',
    );

    _validateColor(config.splashColor, 'splash color');
    _validateColor(config.splashDarkColor, 'splash dark_color');
    _validateColor(config.android12Color, 'android_12 color');
    _validateColor(config.android12DarkColor, 'android_12 dark_color');
    _validateColor(
      config.android12IconBackgroundColor,
      'android_12 icon_background_color',
    );
    _validateColor(
      config.android12IconBackgroundDarkColor,
      'android_12 icon_background_color_dark',
    );

    if (config.splashAutoPad &&
        (config.splashScreenScale <= 0 || config.splashScreenScale > 1)) {
      throw "Invalid splash scaling value: ${config.splashScreenScale}. Expected a number greater than 0 and less than or equal to 1.";
    }

    if (!_isValidAndroidGravity(config.splashGravity)) {
      throw "Invalid splash gravity: ${config.splashGravity}.";
    }

    if (!_isValidIOSContentMode(config.splashIOSContentMode)) {
      throw "Invalid iOS content mode: ${config.splashIOSContentMode}.";
    }
  }
}