NotificationTrigger.swift

  // 創建觸發條件，這裡是設定每天8:30
  var date = DateComponents()
  date.hour = 8
  date.minute = 30
  let trigger = UNCalendarNotificationTrigger(dateMatching: date, repeats: true)

  // 創建觸發條件，這裡是設定座標經緯度
  let center = CLLocationCoordinate2D(latitude: 37.335400, longitude: -122.009201)
  let region = CLCircularRegion(center: center, radius: 2000.0, identifier: "Headquarters")
  region.notifyOnEntry = true
  region.notifyOnExit = false
  let trigger = UNLocationNotificationTrigger(region: region, repeats: false)