321 lines
13 KiB
Swift
321 lines
13 KiB
Swift
//
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// NotificationView+ViewModel.swift
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//
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//
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// Created by MainasuK on 2022-1-21.
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//
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import UIKit
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import Combine
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import Meta
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import MastodonSDK
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import MastodonAsset
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import MastodonLocalization
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import MastodonExtension
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import MastodonCore
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import CoreData
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import CoreDataStack
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extension NotificationView {
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public final class ViewModel: ObservableObject {
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public var disposeBag = Set<AnyCancellable>()
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public var objects = Set<NotificationNxt>()
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@Published public var context: AppContext?
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@Published public var authContext: AuthContext?
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@Published public var type: MastodonNotificationType?
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@Published public var notificationIndicatorText: MetaContent?
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@Published public var authorAvatarImage: UIImage?
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@Published public var authorAvatarImageURL: URL?
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@Published public var authorName: MetaContent?
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@Published public var authorUsername: String?
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@Published public var isMyself = false
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@Published public var isMuting = false
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@Published public var isBlocking = false
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@Published public var isTranslated = false
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@Published public var isFollowed = false
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@Published public var timestamp: Date?
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@Published public var visibility: MastodonVisibility = .public
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@Published public var followRequestState = MastodonFollowRequestState(state: .none)
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@Published public var transientFollowRequestState = MastodonFollowRequestState(state: .none)
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let timestampUpdatePublisher = Timer.publish(every: 1.0, on: .main, in: .common)
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.autoconnect()
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.share()
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.eraseToAnyPublisher()
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}
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}
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extension NotificationView.ViewModel {
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func bind(notificationView: NotificationView) {
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bindAuthor(notificationView: notificationView)
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bindAuthorMenu(notificationView: notificationView)
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bindFollowRequest(notificationView: notificationView)
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$context
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.assign(to: \.context, on: notificationView.statusView.viewModel)
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.store(in: &disposeBag)
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$authContext
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.assign(to: \.authContext, on: notificationView.statusView.viewModel)
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.store(in: &disposeBag)
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$authContext
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.assign(to: \.authContext, on: notificationView.quoteStatusView.viewModel)
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.store(in: &disposeBag)
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}
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private func bindAuthor(notificationView: NotificationView) {
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// avatar
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Publishers.CombineLatest(
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$authorAvatarImage,
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$authorAvatarImageURL
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)
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.sink { image, url in
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let configuration: AvatarImageView.Configuration = {
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if let image = image {
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return AvatarImageView.Configuration(image: image)
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} else {
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return AvatarImageView.Configuration(url: url)
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}
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}()
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notificationView.avatarButton.avatarImageView.configure(configuration: configuration)
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notificationView.avatarButton.avatarImageView.configure(cornerConfiguration: .init(corner: .fixed(radius: 12)))
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}
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.store(in: &disposeBag)
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// name
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$authorName
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.sink { metaContent in
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let metaContent = metaContent ?? PlaintextMetaContent(string: " ")
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notificationView.authorNameLabel.configure(content: metaContent)
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}
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.store(in: &disposeBag)
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// username
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$authorUsername
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.map { text -> String in
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guard let text = text else { return "" }
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return "@\(text)"
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}
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.sink { username in
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let metaContent = PlaintextMetaContent(string: username)
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notificationView.authorUsernameLabel.configure(content: metaContent)
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}
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.store(in: &disposeBag)
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// timestamp
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let formattedTimestamp = Publishers.CombineLatest(
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$timestamp,
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timestampUpdatePublisher.prepend(Date()).eraseToAnyPublisher()
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)
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.map { timestamp, _ in
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timestamp?.localizedTimeAgoSinceNow ?? ""
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}
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.removeDuplicates()
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formattedTimestamp
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.sink { timestamp in
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notificationView.dateLabel.configure(content: PlaintextMetaContent(string: timestamp))
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}
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.store(in: &disposeBag)
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$visibility
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.sink { visibility in
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notificationView.visibilityIconImageView.image = visibility.image
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}
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.store(in: &disposeBag)
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// notification type indicator
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$notificationIndicatorText
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.sink { text in
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if let text = text {
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notificationView.notificationTypeIndicatorLabel.configure(content: text)
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} else {
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notificationView.notificationTypeIndicatorLabel.reset()
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}
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}
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.store(in: &disposeBag)
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Publishers.CombineLatest4(
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$authorName,
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$authorUsername,
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$notificationIndicatorText,
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formattedTimestamp
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)
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.sink { name, username, type, timestamp in
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notificationView.accessibilityLabel = [
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"\(name?.string ?? "") \(type?.string ?? "")",
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username.map { "@\($0)" } ?? "",
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timestamp
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].joined(separator: ", ")
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if !notificationView.statusView.isHidden {
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notificationView.accessibilityLabel! += ", " + (notificationView.statusView.accessibilityLabel ?? "")
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}
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if !notificationView.quoteStatusViewContainerView.isHidden {
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notificationView.accessibilityLabel! += ", " + (notificationView.quoteStatusView.accessibilityLabel ?? "")
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}
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}
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.store(in: &disposeBag)
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Publishers.CombineLatest(
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$authorAvatarImage,
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$type
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)
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.sink { avatarImage, type in
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var actions = [UIAccessibilityCustomAction]()
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// these notifications can be directly actioned to view the profile
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if type != .follow, type != .followRequest {
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actions.append(
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UIAccessibilityCustomAction(
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name: L10n.Common.Controls.Status.showUserProfile,
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image: avatarImage
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) { [weak notificationView] _ in
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guard let notificationView = notificationView, let delegate = notificationView.delegate else { return false }
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delegate.notificationView(notificationView, authorAvatarButtonDidPressed: notificationView.avatarButton)
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return true
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}
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)
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}
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if type == .followRequest {
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actions.append(
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UIAccessibilityCustomAction(
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name: L10n.Common.Controls.Actions.confirm,
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image: Asset.Editing.checkmark20.image
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) { [weak notificationView] _ in
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guard let notificationView = notificationView, let delegate = notificationView.delegate else { return false }
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delegate.notificationView(notificationView, acceptFollowRequestButtonDidPressed: notificationView.acceptFollowRequestButton)
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return true
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}
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)
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actions.append(
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UIAccessibilityCustomAction(
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name: L10n.Common.Controls.Actions.delete,
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image: Asset.Circles.forbidden20.image
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) { [weak notificationView] _ in
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guard let notificationView = notificationView, let delegate = notificationView.delegate else { return false }
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delegate.notificationView(notificationView, rejectFollowRequestButtonDidPressed: notificationView.rejectFollowRequestButton)
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return true
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}
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)
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}
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notificationView.notificationActions = actions
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}
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.store(in: &disposeBag)
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}
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private func bindAuthorMenu(notificationView: NotificationView) {
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Publishers.CombineLatest4(
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$authorName,
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$isMuting,
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$isBlocking,
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Publishers.CombineLatest3(
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$isMyself,
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$isTranslated,
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$isFollowed
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)
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)
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.sink { [weak self] authorName, isMuting, isBlocking, isMyselfIsTranslatedIsFollowed in
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guard let name = authorName?.string else {
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notificationView.menuButton.menu = nil
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return
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}
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let (isMyself, isTranslated, isFollowed) = isMyselfIsTranslatedIsFollowed
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lazy var instanceConfigurationV2: Mastodon.Entity.V2.Instance.Configuration? = {
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guard
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let self = self,
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let context = self.context,
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let authContext = self.authContext
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else { return nil }
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var configuration: Mastodon.Entity.V2.Instance.Configuration? = nil
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context.managedObjectContext.performAndWait {
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let authentication = authContext.mastodonAuthenticationBox.authentication
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configuration = authentication.instance(in: context.managedObjectContext)?.configurationV2
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}
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return configuration
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}()
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let menuContext = NotificationView.AuthorMenuContext(
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name: name,
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isMuting: isMuting,
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isBlocking: isBlocking,
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isMyself: isMyself,
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isBookmarking: false, // no bookmark action display for notification item
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isFollowed: isFollowed,
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isTranslationEnabled: instanceConfigurationV2?.translation?.enabled == true,
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isTranslated: isTranslated,
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statusLanguage: ""
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)
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let (menu, actions) = notificationView.setupAuthorMenu(menuContext: menuContext)
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notificationView.menuButton.menu = menu
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notificationView.authorActions = actions
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notificationView.menuButton.showsMenuAsPrimaryAction = true
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notificationView.menuButton.isHidden = menuContext.isMyself
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}
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.store(in: &disposeBag)
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}
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private func bindFollowRequest(notificationView: NotificationView) {
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Publishers.CombineLatest(
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$followRequestState,
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$transientFollowRequestState
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)
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.sink { followRequestState, transientFollowRequestState in
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switch followRequestState.state {
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case .isAccept:
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notificationView.rejectFollowRequestButtonShadowBackgroundContainer.isHidden = true
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notificationView.acceptFollowRequestButton.isUserInteractionEnabled = false
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notificationView.acceptFollowRequestButton.setImage(nil, for: .normal)
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notificationView.acceptFollowRequestButton.setTitle(L10n.Scene.Notification.FollowRequest.accepted, for: .normal)
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case .isReject:
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notificationView.acceptFollowRequestButtonShadowBackgroundContainer.isHidden = true
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notificationView.rejectFollowRequestButton.isUserInteractionEnabled = false
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notificationView.rejectFollowRequestButton.setImage(nil, for: .normal)
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notificationView.rejectFollowRequestButton.setTitle(L10n.Scene.Notification.FollowRequest.rejected, for: .normal)
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default:
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break
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}
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let state = transientFollowRequestState.state
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if state == .isAccepting {
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notificationView.acceptFollowRequestActivityIndicatorView.startAnimating()
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notificationView.acceptFollowRequestButton.tintColor = .clear
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notificationView.acceptFollowRequestButton.setTitleColor(.clear, for: .normal)
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} else {
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notificationView.acceptFollowRequestActivityIndicatorView.stopAnimating()
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notificationView.acceptFollowRequestButton.tintColor = .white
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notificationView.acceptFollowRequestButton.setTitleColor(.white, for: .normal)
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}
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if state == .isRejecting {
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notificationView.rejectFollowRequestActivityIndicatorView.startAnimating()
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notificationView.rejectFollowRequestButton.tintColor = .clear
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notificationView.rejectFollowRequestButton.setTitleColor(.clear, for: .normal)
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} else {
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notificationView.rejectFollowRequestActivityIndicatorView.stopAnimating()
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notificationView.rejectFollowRequestButton.tintColor = .black
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notificationView.rejectFollowRequestButton.setTitleColor(.black, for: .normal)
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}
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UIView.animate(withDuration: 0.3) {
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if state == .isAccept {
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notificationView.rejectFollowRequestButtonShadowBackgroundContainer.isHidden = true
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}
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if state == .isReject {
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notificationView.acceptFollowRequestButtonShadowBackgroundContainer.isHidden = true
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}
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}
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}
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.store(in: &disposeBag)
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}
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}
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