배지

<key>OneSignal_disable_badge_clearing</key>
<true/>

import UserNotifications
import UIKit

if #available(iOS 17.0, *) {
  UNUserNotificationCenter.current().setBadgeCount(5) { error in
    if let error = error {
      print("Failed to set badge count: \(error.localizedDescription)")
    } else {
      print("Badge count updated successfully.")
    }
  }
} else {
  UIApplication.shared.applicationIconBadgeNumber = 5
}

// Example: Store and retrieve badge count using UserDefaults
let badgeCount = UserDefaults.standard.integer(forKey: "badgeCount")
// Update badge count as needed
UserDefaults.standard.set(badgeCount, forKey: "badgeCount")

// Example: Increment badge count and update system badge
let currentCount = UserDefaults.standard.integer(forKey: "badgeCount")
let updatedCount = max(0, currentCount + 1)
UserDefaults.standard.set(updatedCount, forKey: "badgeCount")

if #available(iOS 17.0, *) {
  UNUserNotificationCenter.current().setBadgeCount(updatedCount)
} else {
  UIApplication.shared.applicationIconBadgeNumber = updatedCount
}

if #available(iOS 17.0, *) {
  UNUserNotificationCenter.current().setBadgeCount(0)
} else {
  UIApplication.shared.applicationIconBadgeNumber = 0
}