iOS: Notifications

LocalNotification.swift

// TODO: import UserNotifications

// Create the notification content
let content = UNMutableNotificationContent()
content.title = "Hi"
content.body = "Hello"

print(#function, #line)

// Configure the notification trigger for 3 seconds
var dateInfo = DateComponents()
dateInfo.hour = Calendar.current.component(.hour, from: Date())
dateInfo.minute = Calendar.current.component(.minute, from: Date()) + 1
let trigger = UNCalendarNotificationTrigger(dateMatching: dateInfo, repeats: false)

print(#function, #line)

// Create the notification request object.
let request = UNNotificationRequest(identifier: "MorningAlarm", content: content, trigger: trigger)

print(#function, #line)

// Schedule the request.
let center = UNUserNotificationCenter.current()
center.add(request) {
    error in
    if let error = error {
        print(error.localizedDescription)
    }
    print(#function, #line)
}
print(#function, #line)