650 lines
28 KiB
Swift
650 lines
28 KiB
Swift
//
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// StatusProviderFacade.swift
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// Mastodon
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//
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// Created by sxiaojian on 2021/2/8.
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//
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import os.log
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import UIKit
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import Combine
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import CoreData
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import CoreDataStack
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import MastodonSDK
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import Meta
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import MetaTextKit
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#if ASDK
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import AsyncDisplayKit
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#endif
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enum StatusProviderFacade { }
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extension StatusProviderFacade {
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static func coordinateToStatusAuthorProfileScene(for target: Target, provider: StatusProvider) {
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_coordinateToStatusAuthorProfileScene(
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for: target,
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provider: provider,
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status: provider.status()
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)
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}
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static func coordinateToStatusAuthorProfileScene(for target: Target, provider: StatusProvider, indexPath: IndexPath) {
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_coordinateToStatusAuthorProfileScene(
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for: target,
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provider: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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static func coordinateToStatusAuthorProfileScene(for target: Target, provider: StatusProvider, cell: UITableViewCell) {
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_coordinateToStatusAuthorProfileScene(
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for: target,
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provider: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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private static func _coordinateToStatusAuthorProfileScene(for target: Target, provider: StatusProvider, status: Future<Status?, Never>) {
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status
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.sink { [weak provider] status in
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guard let provider = provider else { return }
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let _status: Status? = {
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switch target {
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case .primary: return status?.reblog ?? status // original status
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case .secondary: return status?.replyTo ?? status // reblog or reply to status
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}
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}()
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guard let status = _status else { return }
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let mastodonUser = status.author
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let profileViewModel = CachedProfileViewModel(context: provider.context, mastodonUser: mastodonUser)
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DispatchQueue.main.async {
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if provider.navigationController == nil {
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let from = provider.presentingViewController ?? provider
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provider.dismiss(animated: true) {
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provider.coordinator.present(scene: .profile(viewModel: profileViewModel), from: from, transition: .show)
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}
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} else {
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provider.coordinator.present(scene: .profile(viewModel: profileViewModel), from: provider, transition: .show)
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}
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}
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}
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.store(in: &provider.disposeBag)
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}
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}
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extension StatusProviderFacade {
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static func coordinateToStatusThreadScene(for target: Target, provider: StatusProvider, indexPath: IndexPath) {
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_coordinateToStatusThreadScene(
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for: target,
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provider: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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static func coordinateToStatusThreadScene(for target: Target, provider: StatusProvider, cell: UITableViewCell) {
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_coordinateToStatusThreadScene(
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for: target,
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provider: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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private static func _coordinateToStatusThreadScene(for target: Target, provider: StatusProvider, status: Future<Status?, Never>) {
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status
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.sink { [weak provider] status in
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guard let provider = provider else { return }
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let _status: Status? = {
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switch target {
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case .primary: return status?.reblog ?? status // original status
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case .secondary: return status // reblog or status
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}
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}()
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guard let status = _status else { return }
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let threadViewModel = CachedThreadViewModel(context: provider.context, status: status)
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DispatchQueue.main.async {
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if provider.navigationController == nil {
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let from = provider.presentingViewController ?? provider
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provider.dismiss(animated: true) {
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provider.coordinator.present(scene: .thread(viewModel: threadViewModel), from: from, transition: .show)
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}
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} else {
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provider.coordinator.present(scene: .thread(viewModel: threadViewModel), from: provider, transition: .show)
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}
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}
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}
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.store(in: &provider.disposeBag)
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}
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}
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extension StatusProviderFacade {
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static func responseToStatusMetaTextAction(provider: StatusProvider, cell: UITableViewCell, metaText: MetaText, didSelectMeta meta: Meta) {
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switch meta {
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case .url(_, _, let url, _),
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.mention(_, let url, _) where url.lowercased().hasPrefix("http"):
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// note:
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// some server mark the normal url as "u-url" class. highlighted content is a URL
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guard let url = URL(string: url) else { return }
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if let domain = provider.context.authenticationService.activeMastodonAuthenticationBox.value?.domain, url.host == domain,
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url.pathComponents.count >= 4,
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url.pathComponents[0] == "/",
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url.pathComponents[1] == "web",
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url.pathComponents[2] == "statuses" {
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let statusID = url.pathComponents[3]
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let threadViewModel = RemoteThreadViewModel(context: provider.context, statusID: statusID)
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provider.coordinator.present(scene: .thread(viewModel: threadViewModel), from: nil, transition: .show)
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} else {
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provider.coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
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}
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case .hashtag(_, let hashtag, _):
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let hashtagTimelineViewModel = HashtagTimelineViewModel(context: provider.context, hashtag: hashtag)
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provider.coordinator.present(scene: .hashtagTimeline(viewModel: hashtagTimelineViewModel), from: provider, transition: .show)
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case .mention(_, let mention, let userInfo):
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let href = userInfo?["href"] as? String
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coordinateToStatusMentionProfileScene(for: .primary, provider: provider, cell: cell, mention: mention, href: href)
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default:
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break
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}
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}
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#if ASDK
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private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, node: ASCellNode, mention: String) {
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guard let status = provider.status(node: node, indexPath: nil) else { return }
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coordinateToStatusMentionProfileScene(for: target, provider: provider, status: status, mention: mention, href: nil)
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}
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#endif
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private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, cell: UITableViewCell, mention: String, href: String?) {
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provider.status(for: cell, indexPath: nil)
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.sink { [weak provider] status in
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guard let provider = provider else { return }
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guard let status = status else { return }
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coordinateToStatusMentionProfileScene(for: target, provider: provider, status: status, mention: mention, href: href)
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}
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.store(in: &provider.disposeBag)
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}
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private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, status: Status, mention: String, href: String?) {
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guard let activeMastodonAuthenticationBox = provider.context.authenticationService.activeMastodonAuthenticationBox.value else { return }
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let domain = activeMastodonAuthenticationBox.domain
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let status: Status = {
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switch target {
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case .primary: return status.reblog ?? status
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case .secondary: return status
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}
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}()
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// cannot continue without meta
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guard let mentionMeta = (status.mentions ?? Set()).first(where: { $0.username == mention }) else {
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// present web page if possible
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if let url = href.flatMap({ URL(string: $0) }) {
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provider.coordinator.present(scene: .safari(url: url), from: provider, transition: .safariPresent(animated: true, completion: nil))
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}
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return
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}
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let userID = mentionMeta.id
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let profileViewModel: ProfileViewModel = {
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// check if self
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guard userID != activeMastodonAuthenticationBox.userID else {
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return MeProfileViewModel(context: provider.context)
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}
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let request = MastodonUser.sortedFetchRequest
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request.fetchLimit = 1
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request.predicate = MastodonUser.predicate(domain: domain, id: userID)
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let mastodonUser = provider.context.managedObjectContext.safeFetch(request).first
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if let mastodonUser = mastodonUser {
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return CachedProfileViewModel(context: provider.context, mastodonUser: mastodonUser)
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} else {
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return RemoteProfileViewModel(context: provider.context, userID: userID)
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}
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}()
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DispatchQueue.main.async {
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provider.coordinator.present(scene: .profile(viewModel: profileViewModel), from: provider, transition: .show)
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}
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}
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}
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extension StatusProviderFacade {
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static func responseToStatusLikeAction(provider: StatusProvider) {
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_responseToStatusLikeAction(
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provider: provider,
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status: provider.status()
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)
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}
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static func responseToStatusLikeAction(provider: StatusProvider, cell: UITableViewCell) {
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_responseToStatusLikeAction(
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provider: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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static func responseToStatusLikeAction(provider: StatusProvider, indexPath: IndexPath) {
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_responseToStatusLikeAction(
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provider: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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private static func _responseToStatusLikeAction(provider: StatusProvider, status: Future<Status?, Never>) {
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// prepare authentication
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guard let activeMastodonAuthenticationBox = provider.context.authenticationService.activeMastodonAuthenticationBox.value else {
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assertionFailure()
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return
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}
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// prepare current user infos
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guard let _currentMastodonUser = provider.context.authenticationService.activeMastodonAuthentication.value?.user else {
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assertionFailure()
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return
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}
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let mastodonUserID = activeMastodonAuthenticationBox.userID
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assert(_currentMastodonUser.id == mastodonUserID)
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let mastodonUserObjectID = _currentMastodonUser.objectID
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guard let context = provider.context else { return }
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// haptic feedback generator
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let generator = UIImpactFeedbackGenerator(style: .light)
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let responseFeedbackGenerator = UIImpactFeedbackGenerator(style: .medium)
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status
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.compactMap { status -> (NSManagedObjectID, Mastodon.API.Favorites.FavoriteKind)? in
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guard let status = status?.reblog ?? status else { return nil }
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let favoriteKind: Mastodon.API.Favorites.FavoriteKind = {
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let isLiked = status.favouritedBy.flatMap { $0.contains(where: { $0.id == mastodonUserID }) } ?? false
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return isLiked ? .destroy : .create
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}()
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return (status.objectID, favoriteKind)
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}
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.map { statusObjectID, favoriteKind -> AnyPublisher<(Status.ID, Mastodon.API.Favorites.FavoriteKind), Error> in
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return context.apiService.favorite(
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statusObjectID: statusObjectID,
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mastodonUserObjectID: mastodonUserObjectID,
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favoriteKind: favoriteKind
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)
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.map { statusID in (statusID, favoriteKind) }
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.eraseToAnyPublisher()
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}
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.setFailureType(to: Error.self)
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.eraseToAnyPublisher()
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.switchToLatest()
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.receive(on: DispatchQueue.main)
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.handleEvents { _ in
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generator.prepare()
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responseFeedbackGenerator.prepare()
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} receiveOutput: { _, favoriteKind in
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generator.impactOccurred()
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os_log("%{public}s[%{public}ld], %{public}s: [Like] update local status like status to: %s", ((#file as NSString).lastPathComponent), #line, #function, favoriteKind == .create ? "like" : "unlike")
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} receiveCompletion: { completion in
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switch completion {
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case .failure:
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// TODO: handle error
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break
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case .finished:
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break
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}
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}
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.map { statusID, favoriteKind in
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return context.apiService.favorite(
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statusID: statusID,
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favoriteKind: favoriteKind,
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mastodonAuthenticationBox: activeMastodonAuthenticationBox
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)
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}
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.switchToLatest()
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.receive(on: DispatchQueue.main)
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.sink { [weak provider] completion in
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guard let provider = provider else { return }
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if provider.view.window != nil {
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responseFeedbackGenerator.impactOccurred()
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}
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switch completion {
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case .failure(let error):
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os_log("%{public}s[%{public}ld], %{public}s: [Like] remote like request fail: %{public}s", ((#file as NSString).lastPathComponent), #line, #function, error.localizedDescription)
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case .finished:
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os_log("%{public}s[%{public}ld], %{public}s: [Like] remote like request success", ((#file as NSString).lastPathComponent), #line, #function)
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}
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} receiveValue: { response in
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// do nothing
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}
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.store(in: &provider.disposeBag)
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}
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}
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extension StatusProviderFacade {
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static func responseToStatusReblogAction(provider: StatusProvider) {
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_responseToStatusReblogAction(
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provider: provider,
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status: provider.status()
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)
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}
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static func responseToStatusReblogAction(provider: StatusProvider, cell: UITableViewCell) {
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_responseToStatusReblogAction(
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provider: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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static func responseToStatusReblogAction(provider: StatusProvider, indexPath: IndexPath) {
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_responseToStatusReblogAction(
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provider: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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private static func _responseToStatusReblogAction(provider: StatusProvider, status: Future<Status?, Never>) {
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// prepare authentication
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guard let activeMastodonAuthenticationBox = provider.context.authenticationService.activeMastodonAuthenticationBox.value else {
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assertionFailure()
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return
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}
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// prepare current user infos
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guard let _currentMastodonUser = provider.context.authenticationService.activeMastodonAuthentication.value?.user else {
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assertionFailure()
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return
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}
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let mastodonUserID = activeMastodonAuthenticationBox.userID
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assert(_currentMastodonUser.id == mastodonUserID)
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let mastodonUserObjectID = _currentMastodonUser.objectID
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guard let context = provider.context else { return }
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// haptic feedback generator
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let generator = UIImpactFeedbackGenerator(style: .light)
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let responseFeedbackGenerator = UIImpactFeedbackGenerator(style: .medium)
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status
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.compactMap { status -> (NSManagedObjectID, Mastodon.API.Reblog.ReblogKind)? in
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guard let status = status?.reblog ?? status else { return nil }
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let reblogKind: Mastodon.API.Reblog.ReblogKind = {
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let isReblogged = status.rebloggedBy.flatMap { $0.contains(where: { $0.id == mastodonUserID }) } ?? false
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return isReblogged ? .undoReblog : .reblog(query: .init(visibility: nil))
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}()
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return (status.objectID, reblogKind)
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}
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.map { statusObjectID, reblogKind -> AnyPublisher<(Status.ID, Mastodon.API.Reblog.ReblogKind), Error> in
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return context.apiService.reblog(
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statusObjectID: statusObjectID,
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mastodonUserObjectID: mastodonUserObjectID,
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reblogKind: reblogKind
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)
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.map { statusID in (statusID, reblogKind) }
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.eraseToAnyPublisher()
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}
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.setFailureType(to: Error.self)
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.eraseToAnyPublisher()
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.switchToLatest()
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.receive(on: DispatchQueue.main)
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.handleEvents { _ in
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generator.prepare()
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responseFeedbackGenerator.prepare()
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} receiveOutput: { _, reblogKind in
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generator.impactOccurred()
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switch reblogKind {
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case .reblog:
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os_log("%{public}s[%{public}ld], %{public}s: [Reblog] update local status reblog status to: %s", ((#file as NSString).lastPathComponent), #line, #function, "reblog")
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case .undoReblog:
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os_log("%{public}s[%{public}ld], %{public}s: [Reblog] update local status reblog status to: %s", ((#file as NSString).lastPathComponent), #line, #function, "unreblog")
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}
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} receiveCompletion: { completion in
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switch completion {
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case .failure:
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// TODO: handle error
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break
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case .finished:
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break
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}
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}
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.map { statusID, reblogKind in
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return context.apiService.reblog(
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statusID: statusID,
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reblogKind: reblogKind,
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mastodonAuthenticationBox: activeMastodonAuthenticationBox
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)
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}
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.switchToLatest()
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.receive(on: DispatchQueue.main)
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.sink { [weak provider] completion in
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guard let provider = provider else { return }
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if provider.view.window != nil {
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responseFeedbackGenerator.impactOccurred()
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}
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switch completion {
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case .failure(let error):
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os_log("%{public}s[%{public}ld], %{public}s: [Reblog] remote reblog request fail: %{public}s", ((#file as NSString).lastPathComponent), #line, #function, error.localizedDescription)
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case .finished:
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os_log("%{public}s[%{public}ld], %{public}s: [Reblog] remote reblog request success", ((#file as NSString).lastPathComponent), #line, #function)
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}
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} receiveValue: { response in
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// do nothing
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}
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.store(in: &provider.disposeBag)
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}
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}
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extension StatusProviderFacade {
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static func responseToStatusReplyAction(provider: StatusProvider) {
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_responseToStatusReplyAction(
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provider: provider,
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status: provider.status()
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)
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}
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static func responseToStatusReplyAction(provider: StatusProvider, cell: UITableViewCell) {
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_responseToStatusReplyAction(
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provider: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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static func responseToStatusReplyAction(provider: StatusProvider, indexPath: IndexPath) {
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_responseToStatusReplyAction(
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provider: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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private static func _responseToStatusReplyAction(provider: StatusProvider, status: Future<Status?, Never>) {
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status
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.sink { [weak provider] status in
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guard let provider = provider else { return }
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guard let status = status?.reblog ?? status else { return }
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let generator = UIImpactFeedbackGenerator(style: .light)
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generator.impactOccurred()
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let composeViewModel = ComposeViewModel(context: provider.context, composeKind: .reply(repliedToStatusObjectID: status.objectID))
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provider.coordinator.present(scene: .compose(viewModel: composeViewModel), from: provider, transition: .modal(animated: true, completion: nil))
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}
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.store(in: &provider.context.disposeBag)
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}
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}
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extension StatusProviderFacade {
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static func responseToStatusContentWarningRevealAction(provider: StatusProvider, cell: UITableViewCell) {
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_responseToStatusContentWarningRevealAction(
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dependency: provider,
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status: provider.status(for: cell, indexPath: nil)
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)
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}
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static func responseToStatusContentWarningRevealAction(provider: StatusProvider, indexPath: IndexPath) {
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_responseToStatusContentWarningRevealAction(
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dependency: provider,
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status: provider.status(for: nil, indexPath: indexPath)
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)
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}
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private static func _responseToStatusContentWarningRevealAction(dependency: NeedsDependency, status: Future<Status?, Never>) {
|
|
status
|
|
.compactMap { [weak dependency] status -> AnyPublisher<Status?, Never>? in
|
|
guard let dependency = dependency else { return nil }
|
|
guard let _status = status else { return nil }
|
|
let managedObjectContext = dependency.context.backgroundManagedObjectContext
|
|
return managedObjectContext.performChanges {
|
|
guard let status = managedObjectContext.object(with: _status.objectID) as? Status else { return }
|
|
let appStartUpTimestamp = dependency.context.documentStore.appStartUpTimestamp
|
|
let isRevealing: Bool = {
|
|
if dependency.context.documentStore.defaultRevealStatusDict[status.id] == true {
|
|
return true
|
|
}
|
|
if status.reblog.flatMap({ dependency.context.documentStore.defaultRevealStatusDict[$0.id] }) == true {
|
|
return true
|
|
}
|
|
if let revealedAt = status.revealedAt, revealedAt > appStartUpTimestamp {
|
|
return true
|
|
}
|
|
|
|
return false
|
|
}()
|
|
// toggle reveal
|
|
dependency.context.documentStore.defaultRevealStatusDict[status.id] = false
|
|
status.update(isReveal: !isRevealing)
|
|
|
|
if let reblog = status.reblog {
|
|
dependency.context.documentStore.defaultRevealStatusDict[reblog.id] = false
|
|
reblog.update(isReveal: !isRevealing)
|
|
}
|
|
|
|
// pause video playback if isRevealing before toggle
|
|
if isRevealing, let attachment = (status.reblog ?? status).mediaAttachments?.first,
|
|
let playerViewModel = dependency.context.videoPlaybackService.dequeueVideoPlayerViewModel(for: attachment) {
|
|
playerViewModel.pause()
|
|
}
|
|
// resume GIF playback if NOT isRevealing before toggle
|
|
if !isRevealing, let attachment = (status.reblog ?? status).mediaAttachments?.first,
|
|
let playerViewModel = dependency.context.videoPlaybackService.dequeueVideoPlayerViewModel(for: attachment), playerViewModel.videoKind == .gif {
|
|
playerViewModel.play()
|
|
}
|
|
}
|
|
.map { result in
|
|
return status
|
|
}
|
|
.eraseToAnyPublisher()
|
|
}
|
|
.sink { _ in
|
|
// do nothing
|
|
}
|
|
.store(in: &dependency.context.disposeBag)
|
|
}
|
|
|
|
static func responseToStatusContentWarningRevealAction(dependency: ReportViewController, cell: UITableViewCell) {
|
|
let status = Future<Status?, Never> { promise in
|
|
guard let diffableDataSource = dependency.viewModel.diffableDataSource,
|
|
let indexPath = dependency.tableView.indexPath(for: cell),
|
|
let item = diffableDataSource.itemIdentifier(for: indexPath) else {
|
|
promise(.success(nil))
|
|
return
|
|
}
|
|
let managedObjectContext = dependency.viewModel.statusFetchedResultsController
|
|
.fetchedResultsController
|
|
.managedObjectContext
|
|
|
|
switch item {
|
|
case .reportStatus(let objectID, _):
|
|
managedObjectContext.perform {
|
|
let status = managedObjectContext.object(with: objectID) as! Status
|
|
promise(.success(status))
|
|
}
|
|
default:
|
|
promise(.success(nil))
|
|
}
|
|
}
|
|
|
|
_responseToStatusContentWarningRevealAction(
|
|
dependency: dependency,
|
|
status: status
|
|
)
|
|
}
|
|
}
|
|
|
|
extension StatusProviderFacade {
|
|
static func coordinateToStatusMediaPreviewScene(provider: StatusProvider & MediaPreviewableViewController, cell: UITableViewCell, mosaicImageView: MosaicImageViewContainer, didTapImageView imageView: UIImageView, atIndex index: Int) {
|
|
provider.status(for: cell, indexPath: nil)
|
|
.sink { [weak provider] status in
|
|
guard let provider = provider else { return }
|
|
guard let source = status else { return }
|
|
|
|
let status = source.reblog ?? source
|
|
|
|
let meta = MediaPreviewViewModel.StatusImagePreviewMeta(
|
|
statusObjectID: status.objectID,
|
|
initialIndex: index,
|
|
preloadThumbnailImages: mosaicImageView.thumbnails()
|
|
)
|
|
let pushTransitionItem = MediaPreviewTransitionItem(
|
|
source: .mosaic(mosaicImageView),
|
|
previewableViewController: provider
|
|
)
|
|
pushTransitionItem.aspectRatio = {
|
|
if let image = imageView.image {
|
|
return image.size
|
|
}
|
|
guard let media = status.mediaAttachments?.sorted(by: { $0.index.compare($1.index) == .orderedAscending }) else { return nil }
|
|
guard index < media.count else { return nil }
|
|
let meta = media[index].meta
|
|
guard let width = meta?.original?.width, let height = meta?.original?.height else { return nil }
|
|
return CGSize(width: width, height: height)
|
|
}()
|
|
pushTransitionItem.sourceImageView = imageView
|
|
pushTransitionItem.initialFrame = {
|
|
let initialFrame = imageView.superview!.convert(imageView.frame, to: nil)
|
|
assert(initialFrame != .zero)
|
|
return initialFrame
|
|
}()
|
|
pushTransitionItem.image = {
|
|
if let image = imageView.image {
|
|
return image
|
|
}
|
|
if index < mosaicImageView.blurhashOverlayImageViews.count {
|
|
return mosaicImageView.blurhashOverlayImageViews[index].image
|
|
}
|
|
|
|
return nil
|
|
}()
|
|
|
|
let mediaPreviewViewModel = MediaPreviewViewModel(
|
|
context: provider.context,
|
|
meta: meta,
|
|
pushTransitionItem: pushTransitionItem
|
|
)
|
|
DispatchQueue.main.async {
|
|
provider.coordinator.present(scene: .mediaPreview(viewModel: mediaPreviewViewModel), from: provider, transition: .custom(transitioningDelegate: provider.mediaPreviewTransitionController))
|
|
}
|
|
}
|
|
.store(in: &provider.disposeBag)
|
|
}
|
|
}
|
|
|
|
extension StatusProviderFacade {
|
|
enum Target {
|
|
case primary // original status
|
|
case secondary // wrapper status or reply (when needs. e.g tap header of status view)
|
|
}
|
|
}
|
|
|