APNs原生推送接入

注：Xcode11.6 Swift5.1 最低版本：iOS 10.0

1.在做下面接入之前需要把APNs的开发证书与发布证书搞定。
2.同时需要后端同学接入APNs的时候需要把p12证书也给他们（证书最好是带密码的，无密码好像会报错。）

推送证书.png
Xcode项目配置.png

Coding：

// MARK: - 推送配置方法
extension AppDelegate{
     
    // MARK: - 0.通知注册(只有在真机中起作用)
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
       
        let center = UNUserNotificationCenter.current()
        center.delegate = self
        center.requestAuthorization(options: [.alert,.sound,.badge]) { (accepted, error) in
            if !accepted {
                YLog("用户不允许消息通知。")
            }else{
                YLog("用户Accepted通知。")
            }
        }
        //获取DeviceToken注册
        UIApplication.shared.registerForRemoteNotifications()
    }

    // MARK: - 1.程序在前台时收到通知会触发
    func userNotificationCenter(_ center: UNUserNotificationCenter, willPresent notification: UNNotification, withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
  
        //可以根据业务需求发一些通知
    }
    
    // MARK: - 2.通知点击调用(只是在程序处于运行状态和前台状态调用)
    func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
        guard let res = response.notification.request.trigger else {
            return
        }
        if res.isKind(of: UNPushNotificationTrigger.self) {
            //收到远程通知
        }else{
            // 收到本地通知
        }
            
        completionHandler()//系统要求需实现
    }
    
    // MARK: - 3.通知点击调用(APP被杀死状态下点击通知调用)
    func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable : Any], fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) {

       if application.applicationState == UIApplication.State.active {
            // 从前台接受消息app
            YLog("fetchCompletionHandler 前台接受消息  active \n\(userInfo) ")
        }else{
            // 从后台接受消息后进入app
            YLog("fetchCompletionHandler 后台接受消息 inactive|background \n\(userInfo) ")
        }
        completionHandler(.newData)
    }
    
    
    // MARK: - 4.实现注册 APNs 接口deviceToken&registrationID
    func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
               
         YLog("APNs注册 deviceToken  -----> \(deviceToken.map { String(format: "%02hhx", $0) }.joined())")

    }
    
    // MARK: - 5.实现注册 APNs 失败接口（可选）
    func application(_ application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: Error) {
      
        YLog("注册远程通知&DeviceToken获取失败  \(error) ")
    }
}

注：APNs Tool (ANPs测试工具)
Done.