import ExpoModulesCore

public class ExpoDynamicAppIconModule: Module {
  public func definition() -> ModuleDefinition {

    Name("ExpoDynamicAppIcon")

    Function("setAppIcon") { (name: String?) -> String in
      self.setAppIcon(name)

      // Return "DEFAULT" if name is nil or empty
      return name ?? "DEFAULT"
    }

    Function("getAppIcon") { () -> String in
      // Return the current alternate icon name or "DEFAULT" if none is set
      return UIApplication.shared.alternateIconName ?? "DEFAULT"
    }
  }

  private func setAppIcon(_ iconName: String?) {
    if UIApplication.shared.responds(to: #selector(getter: UIApplication.supportsAlternateIcons)) && UIApplication.shared.supportsAlternateIcons {
      let iconNameToUse = iconName?.isEmpty == false ? iconName : nil // If the icon name is nil or empty, reset to default

      // Set the alternate icon or reset to the default icon
      UIApplication.shared.setAlternateIconName(iconNameToUse, completionHandler: { error in
        if let error = error {
          // Handle error if necessary
          print("Failed to set app icon: \(error.localizedDescription)")
        }
      })
    }
  }
}