element-ios/Riot/Modules/Room/RoomInfo/RoomInfoList/RoomInfoListViewController.swift
2020-09-23 11:06:53 +03:00

407 lines
15 KiB
Swift

// File created from ScreenTemplate
// $ createScreen.sh Room2/RoomInfo RoomInfoList
/*
Copyright 2020 New Vector Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import UIKit
final class RoomInfoListViewController: UIViewController {
// MARK: - Constants
private enum Constants {
static let defaultStyleCellReuseIdentifier = "default"
}
// MARK: - Properties
// MARK: Outlets
@IBOutlet private weak var mainTableView: UITableView!
// MARK: Private
private var viewModel: RoomInfoListViewModelType!
private var theme: Theme!
private var errorPresenter: MXKErrorPresentation!
private var activityPresenter: ActivityIndicatorPresenter!
private lazy var closeButton: UIButton = {
let button = UIButton(frame: CGRect(origin: .zero, size: CGSize(width: 28, height: 28)))
button.layer.cornerRadius = 14
button.clipsToBounds = true
button.setImage(Asset.Images.closeButton.image, for: .normal)
button.addTarget(self, action: #selector(closeButtonTapped(_:)), for: .touchUpInside)
return button
}()
private enum RowType {
case `default`
case destructive
case basicInfo
case textView
}
private struct Row {
var type: RowType
var icon: UIImage?
var text: String?
var accessoryType: UITableViewCell.AccessoryType = .none
var action: (() -> Void)?
}
private struct Section {
var header: String?
var rows: [Row]
var footer: String?
}
private var sections: [Section] = [] {
didSet {
mainTableView.reloadData()
}
}
// MARK: - Setup
class func instantiate(with viewModel: RoomInfoListViewModelType) -> RoomInfoListViewController {
let viewController = StoryboardScene.RoomInfoListViewController.initialScene.instantiate()
viewController.viewModel = viewModel
viewController.theme = ThemeService.shared().theme
return viewController
}
// MARK: - Life cycle
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
self.setupViews()
self.activityPresenter = ActivityIndicatorPresenter()
self.errorPresenter = MXKErrorAlertPresentation()
self.registerThemeServiceDidChangeThemeNotification()
self.update(theme: self.theme)
self.viewModel.viewDelegate = self
self.viewModel.process(viewAction: .loadData)
}
override var preferredStatusBarStyle: UIStatusBarStyle {
return self.theme.statusBarStyle
}
// MARK: - Private
private func updateSections() {
var tmpSections: [Section] = []
let row_0_0 = Row(type: .basicInfo, text: nil, accessoryType: .none, action: nil)
var section0 = Section(header: nil,
rows: [row_0_0],
footer: nil)
if let topic = viewModel.roomTopic {
let row_0_1 = Row(type: .textView, text: topic, accessoryType: .none, action: nil)
section0.rows.append(row_0_1)
}
tmpSections.append(section0)
if viewModel.isEncrypted {
let section1 = Section(header: VectorL10n.securitySettingsTitle,
rows: [],
footer: VectorL10n.roomInfoListRoomEncrypted)
tmpSections.append(section1)
}
let row_2_0 = Row(type: .default, icon: Asset.Images.settingsIcon.image, text: VectorL10n.roomDetailsSettings, accessoryType: .disclosureIndicator) {
self.viewModel.process(viewAction: .navigate(target: .settings))
}
let text = viewModel.numberOfMembers == 1 ? VectorL10n.roomInfoListOneMember : VectorL10n.roomInfoListSeveralMembers(String(viewModel.numberOfMembers))
let row_2_2 = Row(type: .default, icon: Asset.Images.userIcon.image, text: text, accessoryType: .disclosureIndicator) {
self.viewModel.process(viewAction: .navigate(target: .members))
}
let row_2_3 = Row(type: .default, icon: Asset.Images.scrollup.image, text: VectorL10n.roomDetailsFiles, accessoryType: .disclosureIndicator) {
self.viewModel.process(viewAction: .navigate(target: .uploads))
}
let section2 = Section(header: VectorL10n.roomInfoListSectionOther,
rows: [row_2_0,
row_2_2,
row_2_3],
footer: nil)
let row_3_0 = Row(type: .destructive, icon: Asset.Images.roomActionLeave.image, text: VectorL10n.roomParticipantsLeavePromptTitle, accessoryType: .none) {
self.viewModel.process(viewAction: .leave)
}
let section3 = Section(header: nil,
rows: [row_3_0],
footer: nil)
tmpSections.append(section2)
tmpSections.append(section3)
sections = tmpSections
}
private func update(theme: Theme) {
self.theme = theme
self.view.backgroundColor = theme.headerBackgroundColor
self.mainTableView.backgroundColor = theme.headerBackgroundColor
if let navigationBar = self.navigationController?.navigationBar {
theme.applyStyle(onNavigationBar: navigationBar)
}
closeButton.backgroundColor = theme.headerBorderColor
closeButton.tintColor = theme.textSecondaryColor
closeButton.setImage(closeButton.image(for: .normal)?.vc_tintedImage(usingColor: theme.textSecondaryColor), for: .normal)
mainTableView.reloadData()
}
private func registerThemeServiceDidChangeThemeNotification() {
NotificationCenter.default.addObserver(self, selector: #selector(themeDidChange), name: .themeServiceDidChangeTheme, object: nil)
}
@objc private func themeDidChange() {
self.update(theme: ThemeService.shared().theme)
}
private func setupViews() {
self.navigationItem.rightBarButtonItem = MXKBarButtonItem(customView: closeButton)
self.title = ""
mainTableView.register(cellType: TextViewTableViewCell.self)
mainTableView.register(cellType: RoomInfoBasicTableViewCell.self)
mainTableView.register(headerFooterViewType: TableViewHeaderFooterView.self)
mainTableView.sectionHeaderHeight = UITableView.automaticDimension
mainTableView.estimatedSectionHeaderHeight = 50
mainTableView.sectionFooterHeight = UITableView.automaticDimension
mainTableView.estimatedSectionFooterHeight = 50
}
private func render(viewState: RoomInfoListViewState) {
switch viewState {
case .loading:
self.renderLoading()
case .loaded:
self.renderLoaded()
case .error(let error):
self.render(error: error)
}
}
private func renderLoading() {
self.activityPresenter.presentActivityIndicator(on: self.view, animated: true)
}
private func renderLoaded() {
self.activityPresenter.removeCurrentActivityIndicator(animated: true)
self.updateSections()
}
private func render(error: Error) {
self.activityPresenter.removeCurrentActivityIndicator(animated: true)
self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil)
}
// MARK: - Actions
@objc private func closeButtonTapped(_ sender: Any) {
self.viewModel.process(viewAction: .cancel)
}
}
// MARK: - UITableViewDataSource
extension RoomInfoListViewController: UITableViewDataSource {
func numberOfSections(in tableView: UITableView) -> Int {
return sections.count
}
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return sections[section].rows.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let row = sections[indexPath.section].rows[indexPath.row]
switch row.type {
case .default, .destructive:
var cell: UITableViewCell! = tableView.dequeueReusableCell(withIdentifier: Constants.defaultStyleCellReuseIdentifier)
if cell == nil {
cell = UITableViewCell(style: .default, reuseIdentifier: Constants.defaultStyleCellReuseIdentifier)
}
if let icon = row.icon {
if row.type == .default {
cell.imageView?.image = MXKTools.resize(icon, to: CGSize(width: 20, height: 20))?.vc_tintedImage(usingColor: theme.textSecondaryColor)
} else if row.type == .destructive {
cell.imageView?.image = MXKTools.resize(icon, to: CGSize(width: 20, height: 20))?.vc_tintedImage(usingColor: theme.noticeColor)
}
}
cell.textLabel?.font = .systemFont(ofSize: 17)
cell.detailTextLabel?.font = .systemFont(ofSize: 16)
cell.textLabel?.text = row.text
if row.accessoryType == .checkmark {
cell.accessoryView = UIImageView(image: Asset.Images.checkmark.image)
} else {
cell.accessoryView = nil
cell.accessoryType = row.accessoryType
}
if row.type == .default {
cell.textLabel?.textColor = theme.textPrimaryColor
cell.detailTextLabel?.textColor = theme.textSecondaryColor
} else if row.type == .destructive {
cell.textLabel?.textColor = theme.noticeColor
cell.detailTextLabel?.textColor = theme.noticeSecondaryColor
}
cell.backgroundColor = theme.backgroundColor
cell.contentView.backgroundColor = .clear
cell.tintColor = theme.tintColor
return cell
case .basicInfo:
let cell: RoomInfoBasicTableViewCell = tableView.dequeueReusableCell(for: indexPath)
cell.configure(withViewModel: viewModel.basicInfoViewModel)
cell.selectionStyle = .none
cell.vc_hideSeparator()
cell.update(theme: theme)
cell.hideSectionSeparators = true
return cell
case .textView:
let cell: TextViewTableViewCell = tableView.dequeueReusableCell(for: indexPath)
cell.textView.textContainer.lineFragmentPadding = 0
cell.textView.textAlignment = .center
cell.textView.contentInset = .zero
cell.textView.textContainerInset = UIEdgeInsets(top: 8, left: 16, bottom: 8, right: 16)
cell.textView.font = .systemFont(ofSize: 15)
cell.textView.text = row.text
cell.textView.isEditable = false
cell.textView.isScrollEnabled = false
cell.textView.backgroundColor = .clear
cell.selectionStyle = .none
cell.contentView.backgroundColor = theme.headerBackgroundColor
cell.update(theme: theme)
cell.textView.textColor = theme.textSecondaryColor
cell.hideSectionSeparators = true
return cell
}
}
}
// MARK: - UITableViewDelegate
extension RoomInfoListViewController: UITableViewDelegate {
func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
cell.backgroundColor = theme.backgroundColor
cell.selectedBackgroundView = UIView()
cell.selectedBackgroundView?.backgroundColor = theme.selectedBackgroundColor
}
func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
return sections[section].header
}
func tableView(_ tableView: UITableView, titleForFooterInSection section: Int) -> String? {
return sections[section].footer
}
func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
guard let header = sections[section].header else {
return nil
}
let view: TableViewHeaderFooterView? = tableView.dequeueReusableHeaderFooterView()
view?.textView.text = header
view?.textView.font = .systemFont(ofSize: 13)
view?.textViewInsets = UIEdgeInsets(top: 16, left: 16, bottom: 8, right: 16)
view?.update(theme: theme)
return view
}
func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
guard let footer = sections[section].footer else {
return nil
}
let view: TableViewHeaderFooterView? = tableView.dequeueReusableHeaderFooterView()
view?.textView.text = footer
view?.textView.font = .systemFont(ofSize: 13)
view?.update(theme: theme)
return view
}
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
tableView.deselectRow(at: indexPath, animated: true)
let row = sections[indexPath.section].rows[indexPath.row]
row.action?()
}
func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
let row = sections[indexPath.section].rows[indexPath.row]
switch row.type {
default:
return UITableView.automaticDimension
}
}
func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
if sections[section].header == nil {
return 8
}
return UITableView.automaticDimension
}
func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
if sections[section].footer == nil {
return 8
}
return UITableView.automaticDimension
}
}
// MARK: - RoomInfoListViewModelViewDelegate
extension RoomInfoListViewController: RoomInfoListViewModelViewDelegate {
func roomInfoListViewModel(_ viewModel: RoomInfoListViewModelType, didUpdateViewState viewSate: RoomInfoListViewState) {
self.render(viewState: viewSate)
}
}