Kurdtvs-Live-Kurdish-TV-Kur.../Mastodon/Scene/Onboarding/PickServer/TableViewCell/PickServerCell.swift

343 lines
14 KiB
Swift

//
// PickServerCell.swift
// Mastodon
//
// Created by BradGao on 2021/2/24.
//
import os.log
import UIKit
import Combine
import MastodonSDK
import AlamofireImage
import Kanna
protocol PickServerCellDelegate: class {
func pickServerCell(_ cell: PickServerCell, expandButtonPressed button: UIButton)
}
class PickServerCell: UITableViewCell {
weak var delegate: PickServerCellDelegate?
var disposeBag = Set<AnyCancellable>()
let expandMode = CurrentValueSubject<ExpandMode, Never>(.collapse)
let containerView: UIView = {
let view = UIView()
view.layoutMargins = UIEdgeInsets(top: 16, left: 16, bottom: 10, right: 16)
view.backgroundColor = Asset.Colors.lightWhite.color
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
let domainLabel: UILabel = {
let label = UILabel()
label.font = .preferredFont(forTextStyle: .headline)
label.textColor = Asset.Colors.lightDarkGray.color
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let checkbox: UIImageView = {
let imageView = UIImageView()
imageView.preferredSymbolConfiguration = UIImage.SymbolConfiguration(textStyle: .body)
imageView.tintColor = Asset.Colors.lightSecondaryText.color
imageView.contentMode = .scaleAspectFill
imageView.translatesAutoresizingMaskIntoConstraints = false
return imageView
}()
let descriptionLabel: UILabel = {
let label = UILabel()
label.font = .preferredFont(forTextStyle: .subheadline)
label.numberOfLines = 0
label.textColor = Asset.Colors.lightDarkGray.color
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let thumbnailActivityIdicator = UIActivityIndicatorView(style: .medium)
let thumbnailImageView: UIImageView = {
let imageView = UIImageView()
imageView.clipsToBounds = true
imageView.contentMode = .scaleAspectFill
imageView.translatesAutoresizingMaskIntoConstraints = false
return imageView
}()
let infoStackView: UIStackView = {
let stackView = UIStackView()
stackView.axis = .horizontal
stackView.alignment = .fill
stackView.distribution = .fillEqually
stackView.translatesAutoresizingMaskIntoConstraints = false
return stackView
}()
let expandBox: UIView = {
let view = UIView()
view.backgroundColor = .clear
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
let expandButton: UIButton = {
let button = UIButton(type: .custom)
button.setTitle(L10n.Scene.ServerPicker.Button.seeMore, for: .normal)
button.setTitle(L10n.Scene.ServerPicker.Button.seeLess, for: .selected)
button.setTitleColor(Asset.Colors.lightBrandBlue.color, for: .normal)
button.titleLabel?.font = .preferredFont(forTextStyle: .footnote)
button.translatesAutoresizingMaskIntoConstraints = false
return button
}()
let seperator: UIView = {
let view = UIView()
view.backgroundColor = Asset.Colors.lightBackground.color
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
let langValueLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = UIFontMetrics(forTextStyle: .title2).scaledFont(for: UIFont.systemFont(ofSize: 22, weight: .semibold))
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let usersValueLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = UIFontMetrics(forTextStyle: .title2).scaledFont(for: UIFont.systemFont(ofSize: 22, weight: .semibold))
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let categoryValueLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = UIFontMetrics(forTextStyle: .title2).scaledFont(for: UIFont.systemFont(ofSize: 22, weight: .semibold))
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let langTitleLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = .preferredFont(forTextStyle: .caption2)
label.text = L10n.Scene.ServerPicker.Label.language
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let usersTitleLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = .preferredFont(forTextStyle: .caption2)
label.text = L10n.Scene.ServerPicker.Label.users
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
let categoryTitleLabel: UILabel = {
let label = UILabel()
label.textColor = Asset.Colors.lightDarkGray.color
label.font = .preferredFont(forTextStyle: .caption2)
label.text = L10n.Scene.ServerPicker.Label.category
label.textAlignment = .center
label.adjustsFontForContentSizeCategory = true
label.translatesAutoresizingMaskIntoConstraints = false
return label
}()
private var collapseConstraints: [NSLayoutConstraint] = []
private var expandConstraints: [NSLayoutConstraint] = []
override func prepareForReuse() {
super.prepareForReuse()
thumbnailImageView.isHidden = false
thumbnailImageView.af.cancelImageRequest()
thumbnailActivityIdicator.stopAnimating()
disposeBag.removeAll()
}
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
super.init(style: style, reuseIdentifier: reuseIdentifier)
_init()
}
required init?(coder: NSCoder) {
super.init(coder: coder)
_init()
}
}
// MARK: - Methods to configure appearance
extension PickServerCell {
private func _init() {
selectionStyle = .none
backgroundColor = .clear
contentView.addSubview(containerView)
containerView.addSubview(domainLabel)
containerView.addSubview(checkbox)
containerView.addSubview(descriptionLabel)
containerView.addSubview(seperator)
containerView.addSubview(expandButton)
// Always add the expandbox which contains elements only visible in expand mode
containerView.addSubview(expandBox)
expandBox.addSubview(thumbnailImageView)
expandBox.addSubview(infoStackView)
expandBox.isHidden = true
let verticalInfoStackViewLang = makeVerticalInfoStackView(arrangedView: langValueLabel, langTitleLabel)
let verticalInfoStackViewUsers = makeVerticalInfoStackView(arrangedView: usersValueLabel, usersTitleLabel)
let verticalInfoStackViewCategory = makeVerticalInfoStackView(arrangedView: categoryValueLabel, categoryTitleLabel)
infoStackView.addArrangedSubview(verticalInfoStackViewLang)
infoStackView.addArrangedSubview(verticalInfoStackViewUsers)
infoStackView.addArrangedSubview(verticalInfoStackViewCategory)
let expandButtonTopConstraintInCollapse = expandButton.topAnchor.constraint(equalTo: descriptionLabel.lastBaselineAnchor, constant: 12).priority(.required - 1)
collapseConstraints.append(expandButtonTopConstraintInCollapse)
let expandButtonTopConstraintInExpand = expandButton.topAnchor.constraint(equalTo: expandBox.bottomAnchor, constant: 8).priority(.defaultHigh)
expandConstraints.append(expandButtonTopConstraintInExpand)
NSLayoutConstraint.activate([
// Set background view
containerView.topAnchor.constraint(equalTo: contentView.topAnchor),
containerView.leadingAnchor.constraint(equalTo: contentView.readableContentGuide.leadingAnchor),
contentView.readableContentGuide.trailingAnchor.constraint(equalTo: containerView.trailingAnchor),
contentView.bottomAnchor.constraint(equalTo: containerView.bottomAnchor, constant: 1),
// Set bottom separator
seperator.leadingAnchor.constraint(equalTo: containerView.leadingAnchor),
containerView.trailingAnchor.constraint(equalTo: seperator.trailingAnchor),
containerView.topAnchor.constraint(equalTo: seperator.topAnchor),
seperator.heightAnchor.constraint(equalToConstant: 1).priority(.defaultHigh),
domainLabel.topAnchor.constraint(equalTo: containerView.layoutMarginsGuide.topAnchor),
domainLabel.leadingAnchor.constraint(equalTo: containerView.layoutMarginsGuide.leadingAnchor),
checkbox.widthAnchor.constraint(equalToConstant: 23),
checkbox.heightAnchor.constraint(equalToConstant: 22),
containerView.layoutMarginsGuide.trailingAnchor.constraint(equalTo: checkbox.trailingAnchor),
checkbox.leadingAnchor.constraint(equalTo: domainLabel.trailingAnchor, constant: 16),
checkbox.centerYAnchor.constraint(equalTo: domainLabel.centerYAnchor),
descriptionLabel.leadingAnchor.constraint(equalTo: containerView.layoutMarginsGuide.leadingAnchor),
descriptionLabel.topAnchor.constraint(equalTo: domainLabel.bottomAnchor, constant: 8),
containerView.layoutMarginsGuide.trailingAnchor.constraint(equalTo: descriptionLabel.trailingAnchor),
// Set expandBox constraints
expandBox.leadingAnchor.constraint(equalTo: containerView.layoutMarginsGuide.leadingAnchor),
containerView.layoutMarginsGuide.trailingAnchor.constraint(equalTo: expandBox.trailingAnchor),
expandBox.topAnchor.constraint(equalTo: descriptionLabel.bottomAnchor, constant: 8),
expandBox.bottomAnchor.constraint(equalTo: infoStackView.bottomAnchor).priority(.defaultHigh),
thumbnailImageView.topAnchor.constraint(equalTo: expandBox.topAnchor),
thumbnailImageView.leadingAnchor.constraint(equalTo: expandBox.leadingAnchor),
expandBox.trailingAnchor.constraint(equalTo: thumbnailImageView.trailingAnchor),
thumbnailImageView.heightAnchor.constraint(equalTo: thumbnailImageView.widthAnchor, multiplier: 151.0 / 303.0).priority(.defaultHigh),
infoStackView.leadingAnchor.constraint(equalTo: expandBox.leadingAnchor),
expandBox.trailingAnchor.constraint(equalTo: infoStackView.trailingAnchor),
infoStackView.topAnchor.constraint(equalTo: thumbnailImageView.bottomAnchor, constant: 16),
expandButton.leadingAnchor.constraint(equalTo: containerView.layoutMarginsGuide.leadingAnchor),
containerView.layoutMarginsGuide.trailingAnchor.constraint(equalTo: expandButton.trailingAnchor),
containerView.layoutMarginsGuide.bottomAnchor.constraint(equalTo: expandButton.bottomAnchor),
])
thumbnailActivityIdicator.translatesAutoresizingMaskIntoConstraints = false
thumbnailImageView.addSubview(thumbnailActivityIdicator)
NSLayoutConstraint.activate([
thumbnailActivityIdicator.centerXAnchor.constraint(equalTo: thumbnailImageView.centerXAnchor),
thumbnailActivityIdicator.centerYAnchor.constraint(equalTo: thumbnailImageView.centerYAnchor),
])
thumbnailActivityIdicator.hidesWhenStopped = true
thumbnailActivityIdicator.stopAnimating()
NSLayoutConstraint.activate(collapseConstraints)
domainLabel.setContentHuggingPriority(.required - 1, for: .vertical)
domainLabel.setContentCompressionResistancePriority(.required - 1, for: .vertical)
descriptionLabel.setContentHuggingPriority(.required - 2, for: .vertical)
descriptionLabel.setContentCompressionResistancePriority(.required - 2, for: .vertical)
expandButton.addTarget(self, action: #selector(expandButtonDidPressed(_:)), for: .touchUpInside)
}
private func makeVerticalInfoStackView(arrangedView: UIView...) -> UIStackView {
let stackView = UIStackView()
stackView.translatesAutoresizingMaskIntoConstraints = false
stackView.axis = .vertical
stackView.alignment = .center
stackView.distribution = .equalCentering
stackView.spacing = 2
arrangedView.forEach { stackView.addArrangedSubview($0) }
return stackView
}
override func setSelected(_ selected: Bool, animated: Bool) {
super.setSelected(selected, animated: animated)
if selected {
checkbox.image = UIImage(systemName: "checkmark.circle.fill")
} else {
checkbox.image = UIImage(systemName: "circle")
}
}
@objc
private func expandButtonDidPressed(_ sender: UIButton) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
delegate?.pickServerCell(self, expandButtonPressed: sender)
}
}
extension PickServerCell {
enum ExpandMode {
case collapse
case expand
}
func updateExpandMode(mode: ExpandMode) {
switch mode {
case .collapse:
expandBox.isHidden = true
expandButton.isSelected = false
NSLayoutConstraint.deactivate(expandConstraints)
NSLayoutConstraint.activate(collapseConstraints)
case .expand:
expandBox.isHidden = false
expandButton.isSelected = true
NSLayoutConstraint.activate(expandConstraints)
NSLayoutConstraint.deactivate(collapseConstraints)
}
expandMode.value = mode
}
}