//
//  ArekNotifications.swift
//  arek
//
//  Copyright (c) 2016 Ennio Masi
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.
//

import Foundation

import UIKit
import UserNotifications

open class ArekNotifications: ArekBasePermission, ArekPermissionProtocol {
    open var wantedNotificationTypes: Any?

    open var identifier: String = "ArekNotifications"

    public init() {
        super.init(identifier: self.identifier)
    }

    public override init(configuration: ArekConfiguration? = nil, initialPopupData: ArekPopupData? = nil, reEnablePopupData: ArekPopupData? = nil) {
        super.init(configuration: configuration, initialPopupData: initialPopupData, reEnablePopupData: reEnablePopupData)
    }

    public init(configuration: ArekConfiguration? = nil, initialPopupData: ArekPopupData? = nil, reEnablePopupData: ArekPopupData? = nil, notificationOptions: Any) {
        super.init(configuration: configuration, initialPopupData: initialPopupData, reEnablePopupData: reEnablePopupData)

        self.wantedNotificationTypes = notificationOptions
    }

    open func status(completion: @escaping ArekPermissionResponse) {
        UNUserNotificationCenter.current().getNotificationSettings { (settings) in
            switch settings.authorizationStatus {
            case .notDetermined,
                 .provisional:
                return completion(.notDetermined)
            case .denied:
                return completion(.denied)
            case .authorized:
                return completion(.authorized)
            }
        }
    }

    open func askForPermission(completion: @escaping ArekPermissionResponse) {
        var options: UNAuthorizationOptions = [.alert, .badge, .sound]
        if let wantedOptions = self.wantedNotificationTypes as? UNAuthorizationOptions {
            options = wantedOptions
        }
        UNUserNotificationCenter.current().requestAuthorization(options: options) { (granted, error) in
            if let error = error {
                print("[🚨 Arek 🚨] Push notifications permission not determined 🤔, error: \(error)")
                return completion(.notDetermined)
            }
            if granted {
                self.registerForRemoteNotifications()

                print("[🚨 Arek 🚨] Push notifications permission authorized by user ✅")
                return completion(.authorized)
            }
            print("[🚨 Arek 🚨] Push notifications permission denied by user ⛔️")
            return completion(.denied)
        }
    }

    fileprivate func registerForRemoteNotifications() {
        DispatchQueue.main.async {
            UIApplication.shared.registerForRemoteNotifications()
        }
    }
}
