Kurdtvs-Live-Kurdish-TV-Kur.../Mastodon/Scene/Profile/About/ProfileAboutViewController....

169 lines
6.7 KiB
Swift

//
// ProfileAboutViewController.swift
// Mastodon
//
// Created by MainasuK on 2022-1-22.
//
import os.log
import UIKit
import Combine
import MetaTextKit
protocol ProfileAboutViewControllerDelegate: AnyObject {
func profileAboutViewController(_ viewController: ProfileAboutViewController, profileFieldCollectionViewCell: ProfileFieldCollectionViewCell, metaLabel: MetaLabel, didSelectMeta meta: Meta)
}
final class ProfileAboutViewController: UIViewController {
let logger = Logger(subsystem: "ProfileAboutViewController", category: "ViewController")
weak var context: AppContext! { willSet { precondition(!isViewLoaded) } }
weak var coordinator: SceneCoordinator! { willSet { precondition(!isViewLoaded) } }
weak var delegate: ProfileAboutViewControllerDelegate?
var disposeBag = Set<AnyCancellable>()
var viewModel: ProfileAboutViewModel!
let collectionView: UICollectionView = {
var configuration = UICollectionLayoutListConfiguration(appearance: .insetGrouped)
configuration.backgroundColor = .clear
configuration.headerMode = .supplementary
let layout = UICollectionViewCompositionalLayout.list(using: configuration)
let collectionView = UICollectionView(frame: .zero, collectionViewLayout: layout)
return collectionView
}()
deinit {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
}
}
extension ProfileAboutViewController {
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = ThemeService.shared.currentTheme.value.systemBackgroundColor
ThemeService.shared.currentTheme
.receive(on: DispatchQueue.main)
.sink { [weak self] theme in
guard let self = self else { return }
self.view.backgroundColor = theme.systemBackgroundColor
}
.store(in: &disposeBag)
collectionView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(collectionView)
NSLayoutConstraint.activate([
collectionView.topAnchor.constraint(equalTo: view.topAnchor),
collectionView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
collectionView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
collectionView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
collectionView.delegate = self
viewModel.setupDiffableDataSource(
collectionView: collectionView,
profileFieldCollectionViewCellDelegate: self,
profileFieldEditCollectionViewCellDelegate: self
)
let longPressReorderGesture = UILongPressGestureRecognizer(
target: self,
action: #selector(ProfileAboutViewController.longPressReorderGestureHandler(_:))
)
collectionView.addGestureRecognizer(longPressReorderGesture)
}
}
extension ProfileAboutViewController {
// seealso: ProfileAboutViewModel.setupProfileDiffableDataSource()
@objc private func longPressReorderGestureHandler(_ sender: UILongPressGestureRecognizer) {
guard sender.view === collectionView else {
assertionFailure()
return
}
guard let diffableDataSource = self.viewModel.diffableDataSource else {
collectionView.cancelInteractiveMovement()
return
}
switch(sender.state) {
case .began:
guard let indexPath = collectionView.indexPathForItem(at: sender.location(in: collectionView)),
let item = diffableDataSource.itemIdentifier(for: indexPath), case .editField = item,
let layoutAttribute = collectionView.layoutAttributesForItem(at: indexPath) else {
break
}
let point = sender.location(in: collectionView)
guard layoutAttribute.frame.contains(point) else {
return
}
collectionView.beginInteractiveMovementForItem(at: indexPath)
case .changed:
guard let indexPath = collectionView.indexPathForItem(at: sender.location(in: collectionView)) else {
break
}
guard let item = diffableDataSource.itemIdentifier(for: indexPath), case .editField = item else {
collectionView.cancelInteractiveMovement()
return
}
var position = sender.location(in: collectionView)
position.x = collectionView.frame.width * 0.5
collectionView.updateInteractiveMovementTargetPosition(position)
case .ended:
collectionView.endInteractiveMovement()
collectionView.reloadData()
default:
collectionView.cancelInteractiveMovement()
}
}
}
// MARK: - UICollectionViewDelegate
extension ProfileAboutViewController: UICollectionViewDelegate {
func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
logger.log(level: .debug, "\((#file as NSString).lastPathComponent, privacy: .public)[\(#line, privacy: .public)], \(#function, privacy: .public): select \(indexPath.debugDescription)")
guard let diffableDataSource = viewModel.diffableDataSource else { return }
guard let item = diffableDataSource.itemIdentifier(for: indexPath) else { return }
switch item {
case .addEntry:
viewModel.appendFieldItem()
default:
break
}
}
}
// MARK: - ProfileFieldCollectionViewCellDelegate
extension ProfileAboutViewController: ProfileFieldCollectionViewCellDelegate {
func profileFieldCollectionViewCell(_ cell: ProfileFieldCollectionViewCell, metaLebel: MetaLabel, didSelectMeta meta: Meta) {
delegate?.profileAboutViewController(self, profileFieldCollectionViewCell: cell, metaLabel: metaLebel, didSelectMeta: meta)
}
}
// MARK: - ProfileFieldEditCollectionViewCellDelegate
extension ProfileAboutViewController: ProfileFieldEditCollectionViewCellDelegate {
func profileFieldEditCollectionViewCell(_ cell: ProfileFieldEditCollectionViewCell, editButtonDidPressed button: UIButton) {
guard let diffableDataSource = viewModel.diffableDataSource else { return }
guard let indexPath = collectionView.indexPath(for: cell) else { return }
guard let item = diffableDataSource.itemIdentifier(for: indexPath) else { return }
viewModel.removeFieldItem(item: item)
}
}
// MARK: - ScrollViewContainer
extension ProfileAboutViewController: ScrollViewContainer {
var scrollView: UIScrollView {
collectionView
}
}