mirror of
https://github.com/Finb/Bark.git
synced 2025-12-08 21:36:01 +00:00
420 lines
20 KiB
Swift
420 lines
20 KiB
Swift
//
|
||
// MessageListViewController.swift
|
||
// Bark
|
||
//
|
||
// Created by huangfeng on 2020/5/25.
|
||
// Copyright © 2020 Fin. All rights reserved.
|
||
//
|
||
|
||
import Material
|
||
import MJRefresh
|
||
import RealmSwift
|
||
import RxCocoa
|
||
import RxDataSources
|
||
import RxSwift
|
||
import UIKit
|
||
import UniformTypeIdentifiers
|
||
|
||
class MessageListViewController: BaseViewController<MessageListViewModel> {
|
||
lazy var deleteButton: UIBarButtonItem = {
|
||
if #available(iOS 14.0, *) {
|
||
var menuElements = [UIMenuElement]()
|
||
for range in [MessageDeleteTimeRange.lastHour, .today, .todayAndYesterday, .lastMonth, .allTime] {
|
||
let action = UIAction(title: range.string) { [weak self] _ in
|
||
self?.clearAlert(range)
|
||
}
|
||
menuElements.append(action)
|
||
}
|
||
|
||
var subMenuElements = [UIMenuElement]()
|
||
for range in [MessageDeleteTimeRange.beforeOneHour, .beforeToday, .beforeYesterday, .beforeOneMonth] {
|
||
let action = UIAction(title: range.string) { [weak self] _ in
|
||
self?.clearAlert(range)
|
||
}
|
||
subMenuElements.append(action)
|
||
}
|
||
menuElements.append(UIMenu(title: "more".localized, children: subMenuElements))
|
||
|
||
let addNewMenu = UIMenu(
|
||
title: "clearFrom".localized,
|
||
children: menuElements
|
||
)
|
||
let item = UIBarButtonItem(image: UIImage(named: "baseline_delete_outline_black_24pt"), menu: addNewMenu)
|
||
item.accessibilityLabel = "clear".localized
|
||
return item
|
||
} else {
|
||
let btn = BKButton()
|
||
btn.setImage(UIImage(named: "baseline_delete_outline_black_24pt"), for: .normal)
|
||
btn.frame = CGRect(x: 0, y: 0, width: 40, height: 40)
|
||
btn.accessibilityLabel = "clear".localized
|
||
return UIBarButtonItem(customView: btn)
|
||
}
|
||
|
||
}()
|
||
|
||
let groupButton: UIBarButtonItem = {
|
||
let btn = BKButton()
|
||
btn.setImage(UIImage(named: "group_expand")?.withRenderingMode(.alwaysTemplate), for: .normal)
|
||
btn.setImage(UIImage(named: "group_collapse")?.withRenderingMode(.alwaysTemplate), for: .selected)
|
||
btn.imageView?.tintColor = BKColor.black
|
||
btn.frame = CGRect(x: 0, y: 0, width: 40, height: 40)
|
||
btn.accessibilityLabel = "toggle"
|
||
return UIBarButtonItem(customView: btn)
|
||
}()
|
||
|
||
lazy var tableView: UITableView = {
|
||
let tableView = UITableView()
|
||
tableView.separatorStyle = .none
|
||
tableView.backgroundColor = BKColor.background.primary
|
||
tableView.register(MessageTableViewCell.self, forCellReuseIdentifier: "\(MessageTableViewCell.self)")
|
||
tableView.register(MessageGroupTableViewCell.self, forCellReuseIdentifier: "\(MessageGroupTableViewCell.self)")
|
||
// 设置了这个后，第一次进页面 LargeTitle 就会收缩成小标题，不设置这个LargeTitle就是大标题显示
|
||
// 谁特么能整的明白这个？
|
||
// tableView.contentInset = UIEdgeInsets(top: 20, left: 0, bottom: 0, right: 0)
|
||
|
||
// 替代 contentInset 设置一个 header
|
||
tableView.tableHeaderView = UIView(frame: CGRect(x: 0, y: 0, width: 0, height: 20))
|
||
|
||
tableView.rx.setDelegate(self).disposed(by: rx.disposeBag)
|
||
tableView.mj_footer = MJRefreshAutoFooter()
|
||
|
||
return tableView
|
||
}()
|
||
|
||
/// 展开的群组
|
||
private var expandedGroup: Set<String> = []
|
||
/// 下拉刷新标记字段
|
||
private var canRefresh = true
|
||
|
||
/// 群组中删除消息的事件流
|
||
private let itemDeleteInGroupRelay = PublishRelay<MessageItemModel>()
|
||
/// 下拉刷新事件流
|
||
private let refreshRelay = PublishRelay<Void>()
|
||
/// 重新刷新已加载的页的数据 （最多10页）
|
||
private let reloadRelay = PublishRelay<Void>()
|
||
/// 按时间范围清除消息事件流
|
||
private let clearRelay = PublishRelay<MessageDeleteTimeRange>()
|
||
|
||
override func makeUI() {
|
||
navigationItem.searchController = UISearchController(searchResultsController: nil)
|
||
navigationItem.searchController?.obscuresBackgroundDuringPresentation = false
|
||
navigationItem.searchController?.delegate = self
|
||
|
||
navigationItem.setBarButtonItems(items: [deleteButton, groupButton], position: .right)
|
||
|
||
self.view.addSubview(tableView)
|
||
tableView.snp.makeConstraints { make in
|
||
make.edges.equalToSuperview()
|
||
}
|
||
|
||
if #available(iOS 14.0, *) {
|
||
// iOS 14 以上，使用 UIMenu
|
||
} else {
|
||
// 使用 UIAlertController
|
||
subscribeDeleteTap()
|
||
}
|
||
|
||
// 点击tab按钮，回到顶部
|
||
Client.shared.currentTabBarController?
|
||
.tabBarItemDidClick
|
||
.filter { $0 == .messageHistory }
|
||
.subscribe(onNext: { [weak self] _ in
|
||
self?.scrollToTop()
|
||
}).disposed(by: self.rx.disposeBag)
|
||
|
||
NotificationCenter.default.rx
|
||
.notification(UIApplication.willEnterForegroundNotification)
|
||
.delay(.milliseconds(500), scheduler: MainScheduler.instance) // 延迟0.5秒，等待数据库 Results 更新到最新数据集
|
||
.subscribe(onNext: { [weak self] _ in
|
||
self?.reloadRelay.accept(())
|
||
}).disposed(by: rx.disposeBag)
|
||
|
||
// 点击群组消息，展开群
|
||
tableView.rx.itemSelected.subscribe(onNext: { [weak self] indexPath in
|
||
guard let self else { return }
|
||
if let cell = self.tableView.cellForRow(at: indexPath) as? MessageGroupTableViewCell {
|
||
if !cell.isExpanded {
|
||
UIView.animate(withDuration: 0.6, delay: 0, usingSpringWithDamping: 0.8, initialSpringVelocity: 0.2) {
|
||
self.tableView.performBatchUpdates {
|
||
cell.isExpanded = true
|
||
}
|
||
}
|
||
if let groupName = cell.cellData?.groupName {
|
||
self.expandedGroup.insert(groupName)
|
||
}
|
||
}
|
||
}
|
||
}).disposed(by: rx.disposeBag)
|
||
}
|
||
|
||
// tableView 数据源
|
||
private lazy var dataSource = RxTableViewSectionedAnimatedDataSource<MessageSection>(
|
||
animationConfiguration: AnimationConfiguration(
|
||
insertAnimation: .none,
|
||
reloadAnimation: .none,
|
||
deleteAnimation: .left
|
||
),
|
||
configureCell: { [weak self] _, tableView, _, item -> UITableViewCell in
|
||
guard let self else { return UITableViewCell() }
|
||
|
||
switch item {
|
||
case .message(let message):
|
||
guard let cell = tableView.dequeueReusableCell(withIdentifier: "\(MessageTableViewCell.self)") as? MessageTableViewCell else {
|
||
return UITableViewCell()
|
||
}
|
||
cell.tapAction = { [weak self, weak cell] message, sourceView in
|
||
guard let self, let cell else { return }
|
||
self.alertMessage(message: message, sourceView: sourceView, sourceCell: cell)
|
||
}
|
||
cell.message = message
|
||
return cell
|
||
case .messageGroup(let title, let totalCount, let messages):
|
||
guard let cell = tableView.dequeueReusableCell(withIdentifier: "\(MessageGroupTableViewCell.self)") as? MessageGroupTableViewCell else {
|
||
return UITableViewCell()
|
||
}
|
||
cell.showLessAction = { [weak self, weak cell] in
|
||
guard let self else { return }
|
||
UIView.animate(withDuration: 0.6, delay: 0, usingSpringWithDamping: 0.8, initialSpringVelocity: 0.2) {
|
||
self.tableView.performBatchUpdates {
|
||
cell?.isExpanded = false
|
||
}
|
||
if let groupName = cell?.cellData?.groupName {
|
||
self.expandedGroup.remove(groupName)
|
||
}
|
||
}
|
||
}
|
||
cell.showGroupMessageAction = { [weak self] group in
|
||
let viewModel = MessageListViewModel(sourceType: .group(group))
|
||
let controller = MessageListViewController(viewModel: viewModel)
|
||
self?.navigationController?.pushViewController(controller, animated: true)
|
||
}
|
||
cell.clearAction = { [weak self, weak cell] in
|
||
guard let self, let cell, let indexPath = self.tableView.indexPath(for: cell) else { return }
|
||
self.tableView.dataSource?.tableView?(self.tableView, commit: .delete, forRowAt: indexPath)
|
||
}
|
||
cell.tapAction = { [weak self, weak cell] message, sourceView in
|
||
guard let self, let cell else { return }
|
||
self.alertMessage(message: message, sourceView: sourceView, sourceCell: cell)
|
||
}
|
||
cell.cellData = (title, totalCount, messages)
|
||
cell.isExpanded = self.expandedGroup.contains(title)
|
||
return cell
|
||
}
|
||
|
||
}, canEditRowAtIndexPath: { _, _ in
|
||
true
|
||
}
|
||
)
|
||
|
||
override func bindViewModel() {
|
||
guard let groupBtn = groupButton.customView as? BKButton else {
|
||
return
|
||
}
|
||
|
||
let output = viewModel.transform(
|
||
input: MessageListViewModel.Input(
|
||
refresh: refreshRelay.asDriver(onErrorDriveWith: .empty()),
|
||
loadMore: tableView.mj_footer!.rx.refresh.asDriver(),
|
||
itemDelete: tableView.rx.modelDeleted(MessageListCellItem.self).asDriver(),
|
||
itemDeleteInGroup: itemDeleteInGroupRelay.asDriver(onErrorDriveWith: .empty()),
|
||
delete: clearRelay.asDriver(onErrorDriveWith: .empty()),
|
||
groupToggleTap: groupBtn.rx.tap.asDriver(),
|
||
searchText: navigationItem.searchController!.searchBar.rx.text.asObservable(),
|
||
reload: reloadRelay.asDriver(onErrorDriveWith: .empty())
|
||
))
|
||
|
||
// tableView 刷新状态
|
||
output.refreshAction
|
||
.drive(tableView.rx.refreshAction)
|
||
.disposed(by: rx.disposeBag)
|
||
|
||
output.messages
|
||
.drive(tableView.rx.items(dataSource: dataSource))
|
||
.disposed(by: rx.disposeBag)
|
||
|
||
// 选择群组
|
||
output.type
|
||
.drive(onNext: { [weak self] type in
|
||
(self?.groupButton.customView as? UIButton)?.isSelected = type == .group
|
||
}).disposed(by: rx.disposeBag)
|
||
|
||
// 标题
|
||
output.title
|
||
.drive(self.navigationItem.rx.title).disposed(by: rx.disposeBag)
|
||
|
||
// 数据库初始化出错错误提示
|
||
output.errorAlert
|
||
.drive(onNext: { [weak self] error in
|
||
let alertController = UIAlertController(title: "Error", message: error, preferredStyle: .alert)
|
||
alertController.addAction(UIAlertAction(title: "Copy2".localized, style: .default, handler: { _ in
|
||
UIPasteboard.general.string = error
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "Cancel".localized, style: .cancel, handler: nil))
|
||
self?.present(alertController, animated: true, completion: nil)
|
||
}).disposed(by: rx.disposeBag)
|
||
|
||
output.groupToggleButtonHidden
|
||
.drive((groupButton.customView as! UIButton).rx.isHidden).disposed(by: rx.disposeBag)
|
||
}
|
||
|
||
private func subscribeDeleteTap() {
|
||
guard let deleteBtn = deleteButton.customView as? BKButton else {
|
||
return
|
||
}
|
||
deleteBtn.rx.tap.subscribe(onNext: { [weak self] _ in
|
||
guard let self else { return }
|
||
|
||
let alertController = UIAlertController(title: nil, message: "clearFrom".localized, preferredStyle: .actionSheet)
|
||
alertController.addAction(UIAlertAction(title: "lastHour".localized, style: .default, handler: { [weak self] _ in
|
||
self?.clearAlert(.lastHour)
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "today".localized, style: .default, handler: { [weak self] _ in
|
||
self?.clearAlert(.today)
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "todayAndYesterday".localized, style: .default, handler: { [weak self] _ in
|
||
self?.clearAlert(.todayAndYesterday)
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "allTime".localized, style: .default, handler: { [weak self] _ in
|
||
self?.clearAlert(.allTime)
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "Cancel".localized, style: .cancel, handler: nil))
|
||
if UIDevice.current.userInterfaceIdiom == .pad {
|
||
alertController.modalPresentationStyle = .popover
|
||
if #available(iOS 16.0, *) {
|
||
alertController.popoverPresentationController?.sourceItem = self.deleteButton
|
||
} else {
|
||
alertController.popoverPresentationController?.barButtonItem = self.deleteButton
|
||
}
|
||
}
|
||
self.navigationController?.present(alertController, animated: true, completion: nil)
|
||
}).disposed(by: rx.disposeBag)
|
||
}
|
||
|
||
func clearAlert(_ range: MessageDeleteTimeRange) {
|
||
let alertController = UIAlertController(title: nil, message: "\("clearFrom".localized)\n\(range.string)", preferredStyle: .alert)
|
||
alertController.addAction(UIAlertAction(title: "clear".localized, style: .destructive, handler: { [weak self] _ in
|
||
self?.clearRelay.accept(range)
|
||
}))
|
||
alertController.addAction(UIAlertAction(title: "Cancel".localized, style: .cancel, handler: nil))
|
||
self.navigationController?.present(alertController, animated: true, completion: nil)
|
||
}
|
||
|
||
private func alertMessage(message: MessageItemModel, sourceView: MessageItemView, sourceCell: UITableViewCell) {
|
||
let alertController = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
|
||
|
||
// 复制
|
||
alertController.addAction(UIAlertAction(title: "Copy2".localized, style: .default, handler: { [weak self]
|
||
(_: UIAlertAction) in
|
||
if #available(iOS 14.0, *) {
|
||
var items = [[String: Any]]()
|
||
items.append([UTType.utf8PlainText.identifier: message.attributedText?.string ?? ""])
|
||
if let image = sourceView.imageView.image {
|
||
items.append([UTType.image.identifier: image])
|
||
}
|
||
UIPasteboard.general.items = items
|
||
} else {
|
||
UIPasteboard.general.string = message.attributedText?.string ?? ""
|
||
}
|
||
self?.showSnackbar(text: "Copy".localized)
|
||
}))
|
||
// 删除
|
||
alertController.addAction(UIAlertAction(title: "removeMessage".localized, style: .destructive, handler: { [weak self]
|
||
(_: UIAlertAction) in
|
||
guard let self, let indexPath = self.tableView.indexPath(for: sourceCell) else { return }
|
||
if sourceCell is MessageTableViewCell {
|
||
// 单个消息，把cell删除
|
||
self.tableView.dataSource?.tableView?(self.tableView, commit: .delete, forRowAt: indexPath)
|
||
} else if sourceCell is MessageGroupTableViewCell {
|
||
// 群组消息，只能删除群组中需删除的消息
|
||
self.itemDeleteInGroupRelay.accept(message)
|
||
}
|
||
}))
|
||
// 取消
|
||
alertController.addAction(UIAlertAction(title: "Cancel".localized, style: .cancel, handler: { _ in }))
|
||
|
||
if UIDevice.current.userInterfaceIdiom == .pad {
|
||
alertController.popoverPresentationController?.sourceView = sourceView.superview
|
||
alertController.popoverPresentationController?.sourceRect = sourceView.frame
|
||
alertController.modalPresentationStyle = .popover
|
||
}
|
||
|
||
self.navigationController?.present(alertController, animated: true, completion: nil)
|
||
}
|
||
|
||
private func scrollToTop() {
|
||
if self.tableView.visibleCells.count > 0 {
|
||
self.tableView.scrollToRow(at: IndexPath(row: 0, section: 0), at: .top, animated: true)
|
||
}
|
||
}
|
||
}
|
||
|
||
extension MessageListViewController: UITableViewDelegate {
|
||
func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
|
||
let action = UIContextualAction(style: .destructive, title: "removeMessage".localized) { [weak self] _, _, actionPerformed in
|
||
guard let self else { return }
|
||
|
||
if self.tableView.cellForRow(at: indexPath) is MessageTableViewCell {
|
||
// 单个消息直接删除，不弹出提示
|
||
self.tableView.dataSource?.tableView?(self.tableView, commit: .delete, forRowAt: indexPath)
|
||
actionPerformed(true)
|
||
return
|
||
}
|
||
|
||
// 群组消息删除，弹出个确认提示
|
||
let alertView = UIAlertController(title: nil, message: "removeNotice".localized, preferredStyle: .alert)
|
||
alertView.addAction(UIAlertAction(title: "removeMessage".localized, style: .destructive, handler: { _ in
|
||
self.tableView.dataSource?.tableView?(self.tableView, commit: .delete, forRowAt: indexPath)
|
||
actionPerformed(true)
|
||
}))
|
||
alertView.addAction(UIAlertAction(title: "Cancel".localized, style: .cancel, handler: { _ in
|
||
actionPerformed(false)
|
||
}))
|
||
self.present(alertView, animated: true, completion: nil)
|
||
}
|
||
|
||
let configuration = UISwipeActionsConfiguration(actions: [action])
|
||
return configuration
|
||
}
|
||
}
|
||
|
||
extension MessageListViewController: UISearchControllerDelegate {
|
||
func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
|
||
if self.navigationItem.searchController?.searchBar.isFirstResponder == true {
|
||
self.navigationItem.searchController?.searchBar.resignFirstResponder()
|
||
}
|
||
}
|
||
|
||
func willDismissSearchController(_ searchController: UISearchController) {
|
||
if !searchController.searchBar.isFirstResponder {
|
||
/*
|
||
searchBar 不在焦点时，点击搜索框右边的取消按钮时，不会触发 searchBar.rx.text 更改事件
|
||
searchBar.rx.text 将一直保留为最后的文本
|
||
但我们预期是要更新为 nil 的，因为再次点击searchBar，searchBar.text 显示的是 nil
|
||
可能对用户造成困惑，搜索框里没有输入任何keyword，但消息列表却被错误的keyword过滤了
|
||
|
||
另外直接给 text 赋值，并不能触发 searchBar.rx.text，
|
||
需要手动发送一下actions
|
||
*/
|
||
searchController.searchBar.searchTextField.text = nil
|
||
searchController.searchBar.searchTextField.sendActions(for: .editingDidEnd)
|
||
}
|
||
}
|
||
|
||
func scrollViewDidScroll(_ scrollView: UIScrollView) {
|
||
let offset = scrollView.contentOffset.y + scrollView.adjustedContentInset.top
|
||
if offset <= -10 && canRefresh {
|
||
// 触发下拉刷新，并震动
|
||
canRefresh = false
|
||
UIImpactFeedbackGenerator(style: .light).impactOccurred()
|
||
refreshRelay.accept(())
|
||
}
|
||
}
|
||
|
||
func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
|
||
let offset = scrollView.contentOffset.y + scrollView.adjustedContentInset.top
|
||
if offset >= 0 && !canRefresh {
|
||
canRefresh = true
|
||
}
|
||
}
|
||
}
|