[Spaces] M10.8 Browsing users in a space #4682

- Renamed coordinators

Riot/Modules/Spaces/SpaceMembers/MemberList/SpaceMemberListViewController.swift

@@ -0,0 +1,194 @@
+// File created from ScreenTemplate
+// $ createScreen.sh Spaces/SpaceMembers/MemberList ShowSpaceMemberList
+/*
+ Copyright 2021 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 SpaceMemberListViewController: RoomParticipantsViewController {
+    
+    // MARK: - Constants
+    
+    // MARK: - Properties
+    
+    // MARK: Private
+
+    private var viewModel: SpaceMemberListViewModelType!
+    private var theme: Theme!
+    private var errorPresenter: MXKErrorPresentation!
+    private var activityPresenter: ActivityIndicatorPresenter!
+    private var titleView: MainTitleView!
+    private var emptyView: RootTabEmptyView!
+
+    private var emptyViewArtwork: UIImage {
+        return ThemeService.shared().isCurrentThemeDark() ? Asset.Images.peopleEmptyScreenArtworkDark.image : Asset.Images.peopleEmptyScreenArtwork.image
+    }
+    
+    // MARK: - Setup
+    
+    class func instantiate(with viewModel: SpaceMemberListViewModelType) -> SpaceMemberListViewController {
+        let viewController = SpaceMemberListViewController()
+        viewController.viewModel = viewModel
+        viewController.theme = ThemeService.shared().theme
+        viewController.emptyView = RootTabEmptyView.instantiate()
+        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)
+        
+        self.title = ""
+    }
+
+    override var preferredStatusBarStyle: UIStatusBarStyle {
+        return self.theme.statusBarStyle
+    }
+    
+    // MARK: - Private
+    
+    private func update(theme: Theme) {
+        self.theme = theme
+        
+        self.view.backgroundColor = theme.headerBackgroundColor
+        
+        if let navigationBar = self.navigationController?.navigationBar {
+            theme.applyStyle(onNavigationBar: navigationBar)
+        }
+        
+        theme.applyStyle(onSearchBar: self.searchBarView)
+        self.titleView.update(theme: theme)
+    }
+    
+    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() {
+        let cancelBarButtonItem = MXKBarButtonItem(title: VectorL10n.cancel, style: .plain) { [weak self] in
+            self?.cancelButtonAction()
+        }
+        
+        self.navigationItem.rightBarButtonItem = cancelBarButtonItem
+        
+        self.titleView = MainTitleView()
+        self.titleView.titleLabel.text = VectorL10n.roomDetailsPeople
+        self.navigationItem.titleView = self.titleView
+        
+        self.emptyView.frame = CGRect(x: 0, y: self.searchBarView.frame.maxY, width: self.view.bounds.width, height: self.view.bounds.height - self.searchBarView.frame.maxY)
+        self.emptyView.autoresizingMask = [.flexibleHeight, .flexibleWidth]
+        self.emptyView.alpha = 0
+        self.view.insertSubview(self.emptyView, at: 0)
+        self.emptyView.fill(with: self.emptyViewArtwork, title: VectorL10n.spacesNoResultFoundTitle, informationText: VectorL10n.spacesNoMemberFoundDetail)
+    }
+
+    private func render(viewState: SpaceMemberListViewState) {
+        switch viewState {
+        case .loading:
+            self.renderLoading()
+        case .loaded(let space):
+            self.renderLoaded(space: space)
+        case .error(let error):
+            self.render(error: error)
+        }
+    }
+    
+    private func renderLoading() {
+        self.activityPresenter.presentActivityIndicator(on: self.view, animated: true)
+    }
+    
+    private func renderLoaded(space: MXSpace) {
+        self.activityPresenter.removeCurrentActivityIndicator(animated: true)
+        self.mxRoom = space.room
+        self.titleView.subtitleLabel.text = space.summary?.displayname
+    }
+    
+    private func render(error: Error) {
+        self.activityPresenter.removeCurrentActivityIndicator(animated: true)
+        self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil)
+    }
+
+    @objc private func showDetail(for member: MXRoomMember, from sourceView: UIView?) {
+        self.viewModel.process(viewAction: .complete(member, sourceView))
+    }
+    
+    // MARK: - Actions
+
+    @objc private func onAddParticipantButtonPressed() {
+        self.errorPresenter.presentError(from: self, title: VectorL10n.spacesComingSoonTitle, message: VectorL10n.spacesComingSoonDetail, animated: true, handler: nil)
+    }
+    
+    private func cancelButtonAction() {
+        self.viewModel.process(viewAction: .cancel)
+    }
+    
+    // MARK: - UISearchBarDelegate
+
+    override func searchBarShouldBeginEditing(_ searchBar: UISearchBar) -> Bool {
+        return true
+    }
+    
+    override func searchBarShouldEndEditing(_ searchBar: UISearchBar) -> Bool {
+        return true
+    }
+    
+    override func searchBar(_ searchBar: UISearchBar, textDidChange searchText: String) {
+        super.searchBar(searchBar, textDidChange: searchText)
+        
+        UIView.animate(withDuration: 0.2) {
+            self.emptyView.alpha = self.tableView.numberOfSections == 0 ? 1 : 0
+            self.tableView.alpha = self.tableView.numberOfSections == 0 ? 0 : 1
+        }
+    }
+    
+    // MARK: - MXKRoomMemberDetailsViewControllerDelegate
+
+    override func roomMemberDetailsViewController(_ roomMemberDetailsViewController: MXKRoomMemberDetailsViewController!, startChatWithMemberId matrixId: String!, completion: (() -> Void)!) {
+        completion()
+        self.errorPresenter.presentError(from: self, title: VectorL10n.spacesComingSoonTitle, message: VectorL10n.spacesComingSoonDetail, animated: true, handler: nil)
+    }
+
+    override func roomMemberDetailsViewController(_ roomMemberDetailsViewController: MXKRoomMemberDetailsViewController!, placeVoipCallWithMemberId matrixId: String!, andVideo isVideoCall: Bool) {
+        self.errorPresenter.presentError(from: self, title: VectorL10n.spacesComingSoonTitle, message: VectorL10n.spacesComingSoonDetail, animated: true, handler: nil)
+    }
+}
+
+
+// MARK: - SpaceMemberListViewModelViewDelegate
+extension SpaceMemberListViewController: SpaceMemberListViewModelViewDelegate {
+
+    func spaceMemberListViewModel(_ viewModel: SpaceMemberListViewModelType, didUpdateViewState viewSate: SpaceMemberListViewState) {
+        self.render(viewState: viewSate)
+    }
+}