Andrea Busi
139 lines
4.5 KiB
Swift
139 lines
4.5 KiB
Swift
//
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// RealtimeAlertViewController.swift
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// Earthquake Network
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//
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// Created by Andrea Busi on 15/06/22.
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// Copyright © 2022 Earthquake Network. All rights reserved.
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//
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import UIKit
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import MapKit
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class RealtimeAlertViewController: UIViewController {
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@objc var onClose: () -> Void = {}
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// MARK: - Internal
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private let containerView = RealtimeAlertContainerView()
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private var notificationView: RealtimeAlertView {
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containerView.alertView
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}
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/// Manage the wave animation on the map and the countdown label
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private lazy var animator: MapSeismicWaveAnimator = {
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let animator = MapSeismicWaveAnimator(
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realtimeAlert: realtimeAlert,
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mapView: notificationView.mapView,
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waveTimeLabel: notificationView.waveTimeLabel
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)
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return animator
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}()
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/// Alert to display
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private let realtimeAlert: EQNRealtimePushNotification
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// MARK: - Init
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@objc
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init(notification: EQNRealtimePushNotification) {
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self.realtimeAlert = notification
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super.init(nibName: nil, bundle: nil)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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deinit {
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// importante togliere il delegato, altrimenti causa crash
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notificationView.mapView.delegate = nil
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}
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// MARK: - View Lifecycle
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override func loadView() {
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view = containerView
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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configureUI()
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updateUI()
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animator.start()
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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containerView.startBackgroundAnimation()
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}
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// MARK: - Private
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private func configureUI() {
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notificationView.mapView.delegate = self
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notificationView.closeButton.addTarget(self, action: #selector(onTapClose(_:)), for: .touchUpInside)
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// configure color for animation
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containerView.animationColor = realtimeAlert.relativeIntensityColor
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}
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private func updateUI() {
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notificationView.descriptionLabel.text = realtimeAlert.title
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// update title with distance from earthquake
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let distanceRound = Int(round(realtimeAlert.distanceFromUser() / 1_000))
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notificationView.descriptionLabel.text = (notificationView.descriptionLabel.text ?? "")
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+ ".\n"
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+ String(format: NSLocalizedString("official_distance", comment: ""), distanceRound)
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notificationView.intensityLabel.text = realtimeAlert.displayBody
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notificationView.intensityLabel.textColor = realtimeAlert.relativeIntensityColor
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// center map on the earthquake coordinate
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let span = MKCoordinateSpan(latitudeDelta: 10.5, longitudeDelta: 10.5)
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let region = MKCoordinateRegion(center: realtimeAlert.coordinate.coordinate, span: span)
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notificationView.mapView.setCenter(realtimeAlert.coordinate.coordinate, animated: false)
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notificationView.mapView.setRegion(region, animated: true)
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// aggiungiamo annotation con epicentro sisma
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notificationView.addMapAnnotation(center: realtimeAlert.coordinate.coordinate, intensity: realtimeAlert.intensity)
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// aggiungiamo un segmento tra la posizione del sisma e quella dell'utente
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if let lastPosition = EQNUser.default().lastPosition {
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notificationView.addMapLine(coordinates: [realtimeAlert.coordinate.coordinate, lastPosition.coordinate])
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}
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}
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// MARK: - Action
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@objc private func onTapClose(_ sender: UIButton) {
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// stoppiamo animazione e countdown
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animator.stop()
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onClose()
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dismiss(animated: true)
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}
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}
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extension RealtimeAlertViewController: MKMapViewDelegate {
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func mapView(_ mapView: MKMapView, rendererFor overlay: MKOverlay) -> MKOverlayRenderer {
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animator.getOverlayRenderer(for: overlay) ?? MKOverlayRenderer(overlay: overlay)
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}
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func mapView(_ mapView: MKMapView, viewFor annotation: MKAnnotation) -> MKAnnotationView? {
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guard let annotation = annotation as? EQNMapAnnotationPastquake else {
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return nil
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}
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let annotationView = mapView.dequeueReusableAnnotationView(withIdentifier: EQNCustomAnnotationView.SingleLineIdentifier, for: annotation) as! EQNCustomAnnotationView
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annotationView.image = annotation.image
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annotationView.title = annotation.title
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return annotationView
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}
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}
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