2018-09-03 20:54:03 +00:00
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//
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// NotificationsTableViewController.swift
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// Tusker
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//
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// Created by Shadowfacts on 9/2/18.
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// Copyright © 2018 Shadowfacts. All rights reserved.
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//
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import UIKit
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2018-09-11 14:52:21 +00:00
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import Pachyderm
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2018-09-03 20:54:03 +00:00
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2018-11-10 16:48:09 +00:00
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class NotificationsTableViewController: EnhancedTableViewController {
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2018-09-03 20:54:03 +00:00
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2019-08-01 02:09:38 +00:00
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var timelineSegments: [TimelineSegment<Pachyderm.Notification>] = [] {
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2018-09-03 20:54:03 +00:00
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didSet {
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DispatchQueue.main.async {
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self.tableView.reloadData()
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}
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}
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}
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var newer: RequestRange?
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var older: RequestRange?
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2019-01-19 19:31:31 +00:00
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init() {
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2018-10-20 16:03:18 +00:00
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super.init(style: .plain)
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2018-10-21 02:07:04 +00:00
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2019-06-11 17:21:22 +00:00
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title = "Notifications"
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tabBarItem.image = UIImage(systemName: "bell.fill")
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2018-10-20 16:03:18 +00:00
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self.refreshControl = UIRefreshControl()
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refreshControl!.addTarget(self, action: #selector(refreshNotifications(_:)), for: .valueChanged)
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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2018-09-03 20:54:03 +00:00
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override func viewDidLoad() {
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super.viewDidLoad()
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tableView.rowHeight = UITableView.automaticDimension
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tableView.estimatedRowHeight = 140
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tableView.register(UINib(nibName: "StatusTableViewCell", bundle: nil), forCellReuseIdentifier: "statusCell")
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tableView.register(UINib(nibName: "ActionNotificationTableViewCell", bundle: nil), forCellReuseIdentifier: "actionCell")
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tableView.register(UINib(nibName: "FollowNotificationTableViewCell", bundle: nil), forCellReuseIdentifier: "followCell")
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2019-02-08 18:37:38 +00:00
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tableView.prefetchDataSource = self
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2018-10-02 23:31:00 +00:00
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let request = MastodonController.client.getNotifications()
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MastodonController.client.run(request) { result in
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2018-09-03 20:54:03 +00:00
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guard case let .success(notifications, pagination) = result else { fatalError() }
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2019-08-01 02:09:38 +00:00
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self.timelineSegments.append(TimelineSegment(objects: notifications))
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2019-08-01 02:01:00 +00:00
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MastodonCache.addAll(notifications: notifications)
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2018-09-18 16:59:07 +00:00
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MastodonCache.addAll(statuses: notifications.compactMap { $0.status })
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2018-10-05 23:25:48 +00:00
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MastodonCache.addAll(accounts: notifications.map { $0.account })
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2019-08-01 02:09:38 +00:00
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2018-09-11 14:52:21 +00:00
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self.newer = pagination?.newer
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self.older = pagination?.older
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2018-09-03 20:54:03 +00:00
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}
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2018-10-12 01:20:58 +00:00
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2018-10-20 14:54:59 +00:00
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userActivity = UserActivityManager.checkNotificationsActivity()
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2018-09-03 20:54:03 +00:00
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}
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// MARK: - Table view data source
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override func numberOfSections(in tableView: UITableView) -> Int {
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2019-08-01 02:09:38 +00:00
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return timelineSegments.count
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2018-09-03 20:54:03 +00:00
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}
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override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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2019-08-01 02:09:38 +00:00
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return timelineSegments[section].count
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2018-09-03 20:54:03 +00:00
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}
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override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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2019-08-01 02:09:38 +00:00
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let notificationID = timelineSegments[indexPath.section][indexPath.row]
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guard let notification = MastodonCache.notification(for: notificationID) else { fatalError() }
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2018-09-03 20:54:03 +00:00
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2018-09-11 14:52:21 +00:00
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switch notification.kind {
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2018-09-03 20:54:03 +00:00
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case .mention:
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guard let cell = tableView.dequeueReusableCell(withIdentifier: "statusCell", for: indexPath) as? StatusTableViewCell else { fatalError() }
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2019-08-02 03:01:15 +00:00
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cell.updateUI(statusID: notification.status!.id)
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2018-09-03 20:54:03 +00:00
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cell.delegate = self
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return cell
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case .favourite, .reblog:
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guard let cell = tableView.dequeueReusableCell(withIdentifier: "actionCell", for: indexPath) as? ActionNotificationTableViewCell else { fatalError() }
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cell.updateUI(for: notification)
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cell.delegate = self
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return cell
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case .follow:
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guard let cell = tableView.dequeueReusableCell(withIdentifier: "followCell", for: indexPath) as? FollowNotificationTableViewCell else { fatalError() }
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cell.updateUI(for: notification)
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cell.delegate = self
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return cell
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}
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}
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override func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
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2019-08-01 02:09:38 +00:00
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if indexPath.section == timelineSegments.count - 1,
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indexPath.row == timelineSegments[indexPath.section].count - 1 {
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2018-09-03 20:54:03 +00:00
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guard let older = older else { return }
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2018-10-02 23:31:00 +00:00
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let request = MastodonController.client.getNotifications(range: older)
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MastodonController.client.run(request) { result in
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2018-09-03 20:54:03 +00:00
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guard case let .success(newNotifications, pagination) = result else { fatalError() }
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2019-08-01 02:09:38 +00:00
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self.timelineSegments[self.timelineSegments.count - 1].append(objects: newNotifications)
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2019-08-01 02:01:00 +00:00
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MastodonCache.addAll(notifications: newNotifications)
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MastodonCache.addAll(statuses: newNotifications.compactMap { $0.status })
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MastodonCache.addAll(accounts: newNotifications.map { $0.account })
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2019-08-01 02:09:38 +00:00
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self.older = pagination?.older
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2018-09-03 20:54:03 +00:00
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}
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}
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}
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2018-09-15 17:01:13 +00:00
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override func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
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2019-06-14 02:31:36 +00:00
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return true
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2018-09-15 17:01:13 +00:00
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}
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override func tableView(_ tableView: UITableView, leadingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
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2019-06-14 02:31:36 +00:00
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return (tableView.cellForRow(at: indexPath) as? TableViewSwipeActionProvider)?.leadingSwipeActionsConfiguration()
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2018-09-15 17:01:13 +00:00
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}
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override func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
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2019-06-14 02:31:36 +00:00
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return (tableView.cellForRow(at: indexPath) as? TableViewSwipeActionProvider)?.trailingSwipeActionsConfiguration()
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2018-09-15 17:01:13 +00:00
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}
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2018-10-20 16:03:18 +00:00
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@objc func refreshNotifications(_ sender: Any) {
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2018-09-03 20:54:03 +00:00
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guard let newer = newer else { return }
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2018-10-02 23:31:00 +00:00
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let request = MastodonController.client.getNotifications(range: newer)
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MastodonController.client.run(request) { result in
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2018-09-03 20:54:03 +00:00
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guard case let .success(newNotifications, pagination) = result else { fatalError() }
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2019-08-01 02:09:38 +00:00
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self.timelineSegments[0].insertAtBeginning(objects: newNotifications)
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2019-08-01 02:01:00 +00:00
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MastodonCache.addAll(notifications: newNotifications)
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2018-09-18 16:59:07 +00:00
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MastodonCache.addAll(statuses: newNotifications.compactMap { $0.status })
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2019-08-01 02:01:00 +00:00
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MastodonCache.addAll(accounts: newNotifications.map { $0.account })
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2019-08-01 02:09:38 +00:00
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self.newer = pagination?.newer
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2018-09-03 20:54:03 +00:00
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DispatchQueue.main.async {
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self.refreshControl?.endRefreshing()
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// maintain the current position in the list (don't scroll to top)
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self.tableView.scrollToRow(at: IndexPath(row: newNotifications.count, section: 0), at: .top, animated: false)
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}
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}
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}
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}
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2018-09-03 22:46:20 +00:00
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extension NotificationsTableViewController: StatusTableViewCellDelegate {}
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2019-02-08 18:37:38 +00:00
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extension NotificationsTableViewController: UITableViewDataSourcePrefetching {
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func tableView(_ tableView: UITableView, prefetchRowsAt indexPaths: [IndexPath]) {
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for indexPath in indexPaths {
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2019-08-01 02:09:38 +00:00
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let notificationID = timelineSegments[indexPath.section][indexPath.row]
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guard let notification = MastodonCache.notification(for: notificationID) else { continue }
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2019-02-08 18:37:38 +00:00
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ImageCache.avatars.get(notification.account.avatar, completion: nil)
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}
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}
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func tableView(_ tableView: UITableView, cancelPrefetchingForRowsAt indexPaths: [IndexPath]) {
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for indexPath in indexPaths {
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2019-08-01 02:09:38 +00:00
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let notificationID = timelineSegments[indexPath.section][indexPath.row]
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guard let notification = MastodonCache.notification(for: notificationID) else { continue }
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2019-02-08 18:37:38 +00:00
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ImageCache.avatars.cancel(notification.account.url)
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}
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}
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}
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