247 lines
11 KiB
Swift
247 lines
11 KiB
Swift
//
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// NotificationSection.swift
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// Mastodon
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//
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// Created by sxiaojian on 2021/4/13.
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//
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import Combine
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import CoreData
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import CoreDataStack
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import Foundation
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import MastodonSDK
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import UIKit
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import MetaTextKit
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import MastodonMeta
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enum NotificationSection: Equatable, Hashable {
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case main
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}
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extension NotificationSection {
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static func tableViewDiffableDataSource(
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for tableView: UITableView,
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dependency: NeedsDependency,
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managedObjectContext: NSManagedObjectContext,
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delegate: NotificationTableViewCellDelegate,
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statusTableViewCellDelegate: StatusTableViewCellDelegate
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) -> UITableViewDiffableDataSource<NotificationSection, NotificationItem> {
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UITableViewDiffableDataSource(tableView: tableView) {
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[weak delegate, weak dependency]
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(tableView, indexPath, notificationItem) -> UITableViewCell? in
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guard let dependency = dependency else { return nil }
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switch notificationItem {
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case .notification(let objectID, let attribute):
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guard let notification = try? managedObjectContext.existingObject(with: objectID) as? MastodonNotification,
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!notification.isDeleted
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else { return UITableViewCell() }
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let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: NotificationStatusTableViewCell.self), for: indexPath) as! NotificationStatusTableViewCell
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configure(
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tableView: tableView,
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cell: cell,
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notification: notification,
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dependency: dependency,
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attribute: attribute
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)
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cell.delegate = delegate
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cell.isAccessibilityElement = true
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NotificationSection.configureStatusAccessibilityLabel(cell: cell)
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return cell
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case .notificationStatus(objectID: let objectID, attribute: let attribute):
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guard let notification = try? managedObjectContext.existingObject(with: objectID) as? MastodonNotification,
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!notification.isDeleted,
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let status = notification.status,
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let requestUserID = dependency.context.authenticationService.activeMastodonAuthenticationBox.value?.userID
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else { return UITableViewCell() }
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let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: StatusTableViewCell.self), for: indexPath) as! StatusTableViewCell
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// configure cell
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StatusSection.configureStatusTableViewCell(
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cell: cell,
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tableView: tableView,
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timelineContext: .notifications,
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dependency: dependency,
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readableLayoutFrame: tableView.readableContentGuide.layoutFrame,
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status: status,
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requestUserID: requestUserID,
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statusItemAttribute: attribute
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)
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cell.statusView.headerContainerView.isHidden = true // set header hide
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cell.statusView.actionToolbarContainer.isHidden = true // set toolbar hide
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cell.statusView.actionToolbarPlaceholderPaddingView.isHidden = false
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cell.delegate = statusTableViewCellDelegate
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cell.isAccessibilityElement = true
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StatusSection.configureStatusAccessibilityLabel(cell: cell)
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return cell
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case .bottomLoader:
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let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: TimelineBottomLoaderTableViewCell.self)) as! TimelineBottomLoaderTableViewCell
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cell.startAnimating()
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return cell
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}
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}
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}
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}
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extension NotificationSection {
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static func configure(
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tableView: UITableView,
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cell: NotificationStatusTableViewCell,
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notification: MastodonNotification,
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dependency: NeedsDependency,
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attribute: Item.StatusAttribute
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) {
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// configure author
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cell.configure(
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with: AvatarConfigurableViewConfiguration(
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avatarImageURL: notification.account.avatarImageURL()
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)
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)
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func createActionImage() -> UIImage? {
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return UIImage(
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systemName: notification.notificationType.actionImageName,
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withConfiguration: UIImage.SymbolConfiguration(
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pointSize: 12, weight: .semibold
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)
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)?
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.withTintColor(.systemBackground)
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.af.imageAspectScaled(toFit: CGSize(width: 14, height: 14))
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}
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cell.avatarButton.badgeImageView.backgroundColor = notification.notificationType.color
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cell.avatarButton.badgeImageView.image = createActionImage()
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cell.traitCollectionDidChange
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.receive(on: DispatchQueue.main)
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.sink { [weak cell] in
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guard let cell = cell else { return }
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cell.avatarButton.badgeImageView.image = createActionImage()
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}
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.store(in: &cell.disposeBag)
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// configure author name, notification description, timestamp
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let nameText = notification.account.displayNameWithFallback
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let titleLabelText: String = {
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switch notification.notificationType {
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case .favourite: return L10n.Scene.Notification.userFavoritedYourPost(nameText)
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case .follow: return L10n.Scene.Notification.userFollowedYou(nameText)
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case .followRequest: return L10n.Scene.Notification.userRequestedToFollowYou(nameText)
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case .mention: return L10n.Scene.Notification.userMentionedYou(nameText)
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case .poll: return L10n.Scene.Notification.userYourPollHasEnded(nameText)
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case .reblog: return L10n.Scene.Notification.userRebloggedYourPost(nameText)
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default: return ""
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}
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}()
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do {
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let nameContent = MastodonContent(content: nameText, emojis: notification.account.emojiMeta)
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let nameMetaContent = try MastodonMetaContent.convert(document: nameContent)
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let mastodonContent = MastodonContent(content: titleLabelText, emojis: notification.account.emojiMeta)
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let metaContent = try MastodonMetaContent.convert(document: mastodonContent)
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cell.titleLabel.configure(content: metaContent)
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if let nameRange = metaContent.string.range(of: nameMetaContent.string) {
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let nsRange = NSRange(nameRange, in: metaContent.string)
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cell.titleLabel.textStorage.addAttributes([
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.font: UIFontMetrics(forTextStyle: .headline).scaledFont(for: .systemFont(ofSize: 15, weight: .semibold), maximumPointSize: 20),
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.foregroundColor: Asset.Colors.brandBlue.color,
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], range: nsRange)
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}
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} catch {
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let metaContent = PlaintextMetaContent(string: titleLabelText)
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cell.titleLabel.configure(content: metaContent)
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}
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let createAt = notification.createAt
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cell.timestampLabel.text = createAt.localizedSlowedTimeAgoSinceNow
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AppContext.shared.timestampUpdatePublisher
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.receive(on: DispatchQueue.main)
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.sink { [weak cell] _ in
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guard let cell = cell else { return }
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cell.timestampLabel.text = createAt.localizedSlowedTimeAgoSinceNow
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}
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.store(in: &cell.disposeBag)
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// configure follow request (if exist)
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if case .followRequest = notification.notificationType {
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cell.acceptButton.publisher(for: .touchUpInside)
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.sink { [weak cell] _ in
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guard let cell = cell else { return }
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cell.delegate?.notificationTableViewCell(cell, notification: notification, acceptButtonDidPressed: cell.acceptButton)
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}
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.store(in: &cell.disposeBag)
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cell.rejectButton.publisher(for: .touchUpInside)
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.sink { [weak cell] _ in
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guard let cell = cell else { return }
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cell.delegate?.notificationTableViewCell(cell, notification: notification, rejectButtonDidPressed: cell.rejectButton)
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}
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.store(in: &cell.disposeBag)
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cell.buttonStackView.isHidden = false
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} else {
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cell.buttonStackView.isHidden = true
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}
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// configure status (if exist)
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if let status = notification.status {
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let frame = CGRect(
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x: 0,
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y: 0,
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width: tableView.readableContentGuide.layoutFrame.width - NotificationStatusTableViewCell.statusPadding.left - NotificationStatusTableViewCell.statusPadding.right,
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height: tableView.readableContentGuide.layoutFrame.height
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)
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StatusSection.configure(
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cell: cell,
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tableView: tableView,
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timelineContext: .notifications,
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dependency: dependency,
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readableLayoutFrame: frame,
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status: status,
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requestUserID: notification.userID,
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statusItemAttribute: attribute
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)
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cell.statusContainerView.isHidden = false
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cell.containerStackView.alignment = .top
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cell.containerStackViewBottomLayoutConstraint.constant = 0
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} else {
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if case .followRequest = notification.notificationType {
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cell.containerStackView.alignment = .top
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} else {
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cell.containerStackView.alignment = .center
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}
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cell.statusContainerView.isHidden = true
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cell.containerStackViewBottomLayoutConstraint.constant = 5 // 5pt margin when no status view
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}
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}
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static func configureStatusAccessibilityLabel(cell: NotificationStatusTableViewCell) {
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// FIXME:
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cell.accessibilityLabel = {
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var accessibilityViews: [UIView?] = []
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accessibilityViews.append(contentsOf: [
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cell.titleLabel,
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cell.timestampLabel,
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cell.statusView
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])
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if !cell.statusContainerView.isHidden {
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if !cell.statusView.headerContainerView.isHidden {
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accessibilityViews.append(cell.statusView.headerInfoLabel)
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}
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accessibilityViews.append(contentsOf: [
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cell.statusView.nameMetaLabel,
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cell.statusView.dateLabel,
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cell.statusView.contentMetaText.textView,
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])
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}
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return accessibilityViews
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.compactMap { $0?.accessibilityLabel }
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.joined(separator: " ")
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}()
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}
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}
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