mastodon-ios/Mastodon/Scene/Search/SearchResult/SearchResultViewController....

140 lines
5.5 KiB
Swift

//
// SearchResultViewController.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-7-14.
//
import UIKit
import Combine
import AVKit
final class SearchResultViewController: UIViewController, NeedsDependency, MediaPreviewableViewController {
weak var context: AppContext! { willSet { precondition(!isViewLoaded) } }
weak var coordinator: SceneCoordinator! { willSet { precondition(!isViewLoaded) } }
let mediaPreviewTransitionController = MediaPreviewTransitionController()
var viewModel: SearchResultViewModel!
var disposeBag = Set<AnyCancellable>()
let tableView: UITableView = {
let tableView = UITableView()
tableView.register(SearchResultTableViewCell.self, forCellReuseIdentifier: String(describing: SearchResultTableViewCell.self))
tableView.register(StatusTableViewCell.self, forCellReuseIdentifier: String(describing: StatusTableViewCell.self))
tableView.register(TimelineBottomLoaderTableViewCell.self, forCellReuseIdentifier: String(describing: TimelineBottomLoaderTableViewCell.self))
return tableView
}()
}
extension SearchResultViewController {
override func viewDidLoad() {
super.viewDidLoad()
setupBackgroundColor(theme: ThemeService.shared.currentTheme.value)
ThemeService.shared.currentTheme
.receive(on: RunLoop.main)
.sink { [weak self] theme in
guard let self = self else { return }
self.setupBackgroundColor(theme: theme)
}
.store(in: &disposeBag)
tableView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(tableView)
NSLayoutConstraint.activate([
tableView.topAnchor.constraint(equalTo: view.topAnchor),
tableView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
tableView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
tableView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
viewModel.setupDiffableDataSource(
tableView: tableView,
dependency: self,
statusTableViewCellDelegate: self
)
// listen keyboard events and set content inset
let keyboardEventPublishers = Publishers.CombineLatest3(
KeyboardResponderService.shared.isShow,
KeyboardResponderService.shared.state,
KeyboardResponderService.shared.endFrame
)
Publishers.CombineLatest(
keyboardEventPublishers,
viewModel.viewDidAppear
)
.sink(receiveValue: { [weak self] keyboardEvents, _ in
guard let self = self else { return }
let (isShow, state, endFrame) = keyboardEvents
// update keyboard background color
guard isShow, state == .dock else {
self.tableView.contentInset.bottom = 0
self.tableView.verticalScrollIndicatorInsets.bottom = 0
return
}
// isShow AND dock state
// adjust inset for tableView
let contentFrame = self.view.convert(self.tableView.frame, to: nil)
let padding = contentFrame.maxY - endFrame.minY
guard padding > 0 else {
self.tableView.contentInset.bottom = self.view.safeAreaInsets.bottom
self.tableView.verticalScrollIndicatorInsets.bottom = self.view.safeAreaInsets.bottom
return
}
self.tableView.contentInset.bottom = padding - self.view.safeAreaInsets.bottom
self.tableView.verticalScrollIndicatorInsets.bottom = padding - self.view.safeAreaInsets.bottom
})
.store(in: &disposeBag)
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
viewModel.viewDidAppear.value = true
}
}
extension SearchResultViewController {
private func setupBackgroundColor(theme: Theme) {
view.backgroundColor = theme.systemGroupedBackgroundColor
tableView.backgroundColor = theme.systemBackgroundColor
// searchHeader.backgroundColor = theme.systemGroupedBackgroundColor
}
}
// MARK: - AVPlayerViewControllerDelegate
extension SearchResultViewController: AVPlayerViewControllerDelegate {
func playerViewController(_ playerViewController: AVPlayerViewController, willBeginFullScreenPresentationWithAnimationCoordinator coordinator: UIViewControllerTransitionCoordinator) {
handlePlayerViewController(playerViewController, willBeginFullScreenPresentationWithAnimationCoordinator: coordinator)
}
func playerViewController(_ playerViewController: AVPlayerViewController, willEndFullScreenPresentationWithAnimationCoordinator coordinator: UIViewControllerTransitionCoordinator) {
handlePlayerViewController(playerViewController, willEndFullScreenPresentationWithAnimationCoordinator: coordinator)
}
}
// MARK: - StatusTableViewCellDelegate
extension SearchResultViewController: StatusTableViewCellDelegate {
weak var playerViewControllerDelegate: AVPlayerViewControllerDelegate? { return self }
func parent() -> UIViewController { return self }
}
//extension SearchResultViewController: LoadMoreConfigurableTableViewContainer {
// typealias BottomLoaderTableViewCell = TimelineBottomLoaderTableViewCell
// typealias LoadingState = SearchViewModel.LoadOldestState.Loading
// var loadMoreConfigurableTableView: UITableView { searchingTableView }
// var loadMoreConfigurableStateMachine: GKStateMachine { viewModel.loadoldestStateMachine }
//}