//MARK:发起通知
func scheduleNotification(itemID:Int){
//如果已存在该通知消息，则先取消
cancelNotification(itemID: itemID)
//创建UILocalNotification来进行本地消息通知
let localNotification = UILocalNotification()
//推送时间（设置为30秒以后）
localNotification.fireDate = Date(timeIntervalSinceNow: 6)
//时区
localNotification.timeZone = NSTimeZone.default
//推送内容
localNotification.alertBody = "您已超出围栏区域"
// 2.7.设置有通知时的音效
localNotification.soundName = "126.wav"
AudioServicesPlaySystemSound(kSystemSoundID_Vibrate)
//声音
// localNotification.soundName = UILocalNotificationDefaultSoundName
//额外信息
localNotification.userInfo = ["ItemID":itemID]
UIApplication.shared.scheduleLocalNotification(localNotification)
}
//取消通知消息
func cancelNotification(itemID:Int){
//通过itemID获取已有的消息推送，然后删除掉，以便重新判断
let existingNotification = self.notificationForThisItem(itemID: itemID)
if existingNotification != nil {
//如果existingNotification不为nil，就取消消息推送
UIApplication.shared.cancelLocalNotification(existingNotification!)
}
}
//通过遍历所有消息推送，通过itemid的对比，返回UIlocalNotification
func notificationForThisItem(itemID:Int)-> UILocalNotification? {
let allNotifications = UIApplication.shared.scheduledLocalNotifications
for notification in allNotifications! {
let info = notification.userInfo as! [String:Int]
let number = info["ItemID"]
if number != nil && number == itemID {
return notification as UILocalNotification
}
}
return nil
}
//MARK:发起通知
func FaQiTongZhi() -> () {
// 1.创建本地通知
let localNote = UILocalNotification()
// 2.设置本地通知的内容
// 2.1.设置通知发出的时间
localNote.fireDate! = NSDate(timeIntervalSinceNow: 1.0) as Date
// 2.2.设置通知的内容
localNote.alertBody! = "超出围栏"
// 2.3.设置滑块的文字（锁屏状态下：滑动来“解锁”）
localNote.alertAction! = "解锁"
// 2.4.决定alertAction是否生效
localNote.hasAction = false
// 2.5.设置点击通知的启动图片
localNote.alertLaunchImage! = "icon_huodong"
// 2.6.设置alertTitle
if #available(iOS 8.2, *) {
localNote.alertTitle = "你有一条新通知"
} else {
// Fallback on earlier versions
// localNote.alertBody = "你有一条新通知"
}
// 2.7.设置有通知时的音效
localNote.soundName! = "8308.wav"
// 2.8.设置应用程序图标右上角的数字
localNote.applicationIconBadgeNumber = 1
// 2.9.设置额外信息
localNote.userInfo! = ["type": 1]
// 3.调用通知
UIApplication.shared.scheduleLocalNotification(localNote)
}
