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260 lines
11 KiB
Swift
260 lines
11 KiB
Swift
//
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// MessageListViewController.swift
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// Bark
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//
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// Created by huangfeng on 2020/5/25.
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// Copyright © 2020 Fin. All rights reserved.
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//
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import UIKit
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import Material
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import RealmSwift
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import RxCocoa
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import RxDataSources
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import MJRefresh
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import RxSwift
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enum MessageDeleteType: Int{
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case lastHour = 0
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case today
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case todayAndYesterday
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case allTime
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var string: String{
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get {
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return [
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NSLocalizedString("lastHour"),
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NSLocalizedString("today"),
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NSLocalizedString("todayAndYesterday"),
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NSLocalizedString("allTime"),
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][self.rawValue]
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}
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}
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}
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class MessageListViewController: BaseViewController {
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let deleteButton: BKButton = {
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let btn = BKButton()
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btn.setImage(UIImage(named: "baseline_delete_outline_black_24pt"), for: .normal)
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btn.frame = CGRect(x: 0, y: 0, width: 40, height: 40)
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return btn
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}()
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let groupButton: BKButton = {
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let btn = BKButton()
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btn.setImage(UIImage(named: "baseline_folder_open_black_24pt"), for: .normal)
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btn.frame = CGRect(x: 0, y: 0, width: 40, height: 40)
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return btn
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}()
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let tableView: UITableView = {
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let tableView = UITableView()
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tableView.separatorStyle = .none
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tableView.backgroundColor = Color.grey.lighten5
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tableView.register(MessageTableViewCell.self, forCellReuseIdentifier: "\(MessageTableViewCell.self)")
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tableView.contentInset = UIEdgeInsets(top: 20, left: 0, bottom: 0, right: 0)
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return tableView
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}()
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override func makeUI() {
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navigationItem.searchController = UISearchController(searchResultsController: nil)
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navigationItem.searchController?.obscuresBackgroundDuringPresentation = false
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navigationItem.searchController?.delegate = self
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navigationItem.setBarButtonItems(items: [UIBarButtonItem(customView: deleteButton), UIBarButtonItem(customView: groupButton)], left: false)
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self.view.addSubview(tableView)
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tableView.snp.makeConstraints { (make) in
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make.edges.equalToSuperview()
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}
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tableView.rx.setDelegate(self).disposed(by: rx.disposeBag)
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tableView.mj_footer = MJRefreshAutoFooter()
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tableView.refreshControl = UIRefreshControl()
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// 点击tab按钮，回到顶部
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Client.shared.currentTabBarController?
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.tabBarItemDidClick
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.filter{ $0 == .messageHistory }
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.subscribe(onNext: {[weak self] index in
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self?.scrollToTop()
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}).disposed(by: self.rx.disposeBag)
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//打开APP时，历史消息列表距离上次刷新超过1小时，则自动刷新一下
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var lastAutoRefreshdate = Date()
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NotificationCenter.default.rx
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.notification(UIApplication.willEnterForegroundNotification)
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.filter { _ in
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let now = Date()
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if now.timeIntervalSince1970 - lastAutoRefreshdate.timeIntervalSince1970 > 60 * 60 {
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lastAutoRefreshdate = now
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return true
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}
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return false
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}
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.subscribe(onNext: {[weak self] _ in
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self?.tableView.refreshControl?.sendActions(for: .valueChanged)
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self?.scrollToTop()
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}).disposed(by: rx.disposeBag)
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}
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override func bindViewModel() {
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guard let viewModel = self.viewModel as? MessageListViewModel else {
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return
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}
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let batchDelete = deleteButton.rx
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.tap
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.flatMapLatest { Void -> PublishRelay<MessageDeleteType> in
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let relay = PublishRelay<MessageDeleteType>()
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func alert(_ type:MessageDeleteType){
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let alertController = UIAlertController(title: nil, message: "\(NSLocalizedString("clearFrom"))\n\(type.string)", preferredStyle: .alert)
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alertController.addAction(UIAlertAction(title: NSLocalizedString("clear"), style: .destructive, handler: { _ in
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relay.accept(type)
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}))
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alertController.addAction(UIAlertAction(title: NSLocalizedString("Cancel"), style: .cancel, handler: nil))
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self.navigationController?.present(alertController, animated: true, completion: nil)
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}
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let alertController = UIAlertController(title: nil, message: NSLocalizedString("clearFrom"), preferredStyle: .actionSheet)
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alertController.addAction(UIAlertAction(title: NSLocalizedString("lastHour"), style: .default, handler: { _ in
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alert(.lastHour)
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}))
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alertController.addAction(UIAlertAction(title: NSLocalizedString("today"), style: .default, handler: { _ in
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alert(.today)
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}))
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alertController.addAction(UIAlertAction(title: NSLocalizedString("todayAndYesterday"), style: .default, handler: { _ in
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alert(.todayAndYesterday)
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}))
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alertController.addAction(UIAlertAction(title: NSLocalizedString("allTime"), style: .default, handler: { _ in
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alert(.allTime)
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}))
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alertController.addAction(UIAlertAction(title: NSLocalizedString("Cancel"), style: .cancel, handler: nil))
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self.navigationController?.present(alertController, animated: true, completion: nil)
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return relay
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}
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let output = viewModel.transform(
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input: MessageListViewModel.Input(
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refresh: tableView.refreshControl!.rx.controlEvent(.valueChanged).asDriver(),
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loadMore: tableView.mj_footer!.rx.refresh.asDriver(),
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itemDelete: tableView.rx.itemDeleted.asDriver(),
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itemSelected: tableView.rx.modelSelected(MessageTableViewCellViewModel.self).asDriver(),
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delete:batchDelete.asDriver(onErrorDriveWith: .empty()),
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groupTap: groupButton.rx.tap.asDriver(),
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searchText: navigationItem.searchController!.searchBar.rx.text.asObservable()
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))
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//tableView 刷新状态
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output.refreshAction
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.drive(tableView.rx.refreshAction)
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.disposed(by: rx.disposeBag)
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//tableView 数据源
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let dataSource = RxTableViewSectionedAnimatedDataSource<MessageSection>(
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animationConfiguration: AnimationConfiguration(
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insertAnimation: .none,
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reloadAnimation: .none,
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deleteAnimation: .left),
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configureCell:{ (source, tableView, indexPath, item) -> UITableViewCell in
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guard let cell = tableView.dequeueReusableCell(withIdentifier: "\(MessageTableViewCell.self)") as? MessageTableViewCell else {
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return UITableViewCell ()
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}
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cell.bindViewModel(model: item)
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return cell
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}, canEditRowAtIndexPath: { _, _ in
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return true
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})
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output.messages
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.drive(tableView.rx.items(dataSource: dataSource))
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.disposed(by: rx.disposeBag)
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//message操作alert
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output.alertMessage.drive(onNext: {[weak self] message in
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self?.alertMessage(message: message)
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}).disposed(by: rx.disposeBag)
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//点击message中的URL
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output.urlTap.drive(onNext: { url in
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if ["http","https"].contains(url.scheme?.lowercased() ?? ""){
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self.navigationController?.present(BarkSFSafariViewController(url: url), animated: true, completion: nil)
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}
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else{
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UIApplication.shared.open(url, options: [:], completionHandler: nil)
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}
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}).disposed(by: rx.disposeBag)
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//选择群组
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output.groupFilter
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.drive(onNext: {[weak self] groupModel in
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self?.navigationController?.present(BarkNavigationController(rootViewController: GroupFilterViewController(viewModel: groupModel)), animated: true, completion: nil)
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}).disposed(by: rx.disposeBag)
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//标题
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output.title
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.drive(self.navigationItem.rx.title).disposed(by: rx.disposeBag)
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}
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func alertMessage(message:String) {
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let alertController = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
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let copyAction = UIAlertAction(title: NSLocalizedString("Copy2"), style: .default, handler: {[weak self]
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(alert: UIAlertAction) -> Void in
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UIPasteboard.general.string = message
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self?.showSnackbar(text: NSLocalizedString("Copy"))
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})
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let cancelAction = UIAlertAction(title: NSLocalizedString("Cancel"), style: .cancel, handler: { _ in })
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alertController.addAction(copyAction)
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alertController.addAction(cancelAction)
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self.navigationController?.present(alertController, animated: true, completion: nil)
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}
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private func scrollToTop(){
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if self.tableView.visibleCells.count > 0 {
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self.tableView.scrollToRow(at: IndexPath(row: 0, section: 0), at: .top, animated: true)
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}
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}
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}
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extension MessageListViewController: UITableViewDelegate {
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func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
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let action = UIContextualAction(style: .destructive, title: "删除") {[weak self] (action, sourceView, actionPerformed) in
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self?.tableView.dataSource?.tableView?(self!.tableView, commit: .delete, forRowAt: indexPath)
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actionPerformed(true)
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}
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let configuration = UISwipeActionsConfiguration(actions: [action])
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return configuration
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}
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}
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extension MessageListViewController: UISearchControllerDelegate{
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func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
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if self.navigationItem.searchController?.searchBar.isFirstResponder == true{
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self.navigationItem.searchController?.searchBar.resignFirstResponder()
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}
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}
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func willDismissSearchController(_ searchController: UISearchController) {
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if !searchController.searchBar.isFirstResponder{
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/*
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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
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searchBar.rx.text 将一直保留为最后的文本
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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
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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
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另外直接给 text 赋值，并不能触发 searchBar.rx.text，
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需要手动发送一下actions
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*/
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searchController.searchBar.searchTextField.text = nil
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searchController.searchBar.searchTextField.sendActions(for: .editingDidEnd)
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}
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}
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}
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