145 lines
3.9 KiB
Swift
145 lines
3.9 KiB
Swift
//
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// Copyright (c) 2021 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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protocol GroupNameViewControllerDelegate: class {
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func groupNameViewControllerDidComplete(groupName: String?)
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}
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@objc
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class GroupNameViewController: OWSTableViewController2 {
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private let helper: GroupAttributesEditorHelper
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weak var nameDelegate: GroupNameViewControllerDelegate?
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required init(groupModel: TSGroupModel, groupNameCurrent: String? = nil) {
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self.helper = GroupAttributesEditorHelper(groupModel: groupModel)
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if let groupNameCurrent = groupNameCurrent {
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self.helper.groupNameOriginal = groupNameCurrent
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}
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super.init()
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shouldAvoidKeyboard = true
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}
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// MARK: -
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override func viewDidLoad() {
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super.viewDidLoad()
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helper.delegate = self
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helper.buildContents()
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updateNavigation()
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updateTableContents()
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}
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override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
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super.viewWillTransition(to: size, with: coordinator)
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coordinator.animate(alongsideTransition: { (_) in
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self.helper.descriptionTextView.scrollToFocus(in: self.tableView, animated: true)
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}, completion: nil)
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}
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// Don't allow interactive dismiss when there are unsaved changes.
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override var isModalInPresentation: Bool {
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get { helper.hasUnsavedChanges }
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set {}
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}
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private func updateNavigation() {
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title = NSLocalizedString(
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"GROUP_NAME_VIEW_TITLE",
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comment: "Title for the group name view."
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)
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navigationItem.leftBarButtonItem = UIBarButtonItem(
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barButtonSystemItem: .cancel,
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target: self,
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action: #selector(didTapCancel),
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accessibilityIdentifier: "cancel_button"
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)
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if helper.hasUnsavedChanges {
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navigationItem.rightBarButtonItem = UIBarButtonItem(
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barButtonSystemItem: .done,
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target: self,
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action: #selector(didTapDone),
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accessibilityIdentifier: "done_button"
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)
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} else {
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navigationItem.rightBarButtonItem = nil
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}
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}
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public override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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updateNavigation()
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helper.nameTextField.becomeFirstResponder()
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}
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func updateTableContents() {
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let contents = OWSTableContents()
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let nameTextField = helper.nameTextField
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let section = OWSTableSection()
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section.add(.init(
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customCellBlock: {
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let cell = OWSTableItem.newCell()
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cell.selectionStyle = .none
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nameTextField.font = .ows_dynamicTypeBodyClamped
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nameTextField.textColor = Theme.primaryTextColor
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cell.contentView.addSubview(nameTextField)
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nameTextField.autoPinEdgesToSuperviewMargins()
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return cell
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},
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actionBlock: {
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nameTextField.becomeFirstResponder()
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}
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))
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contents.addSection(section)
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self.contents = contents
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}
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@objc
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func didTapCancel() {
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guard helper.hasUnsavedChanges else {
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dismiss(animated: true)
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return
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}
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OWSActionSheets.showPendingChangesActionSheet(discardAction: { [weak self] in
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self?.dismiss(animated: true)
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})
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}
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@objc
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func didTapDone() {
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helper.nameTextField.acceptAutocorrectSuggestion()
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nameDelegate?.groupNameViewControllerDidComplete(groupName: helper.groupNameCurrent)
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dismiss(animated: true)
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}
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}
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extension GroupNameViewController: GroupAttributesEditorHelperDelegate {
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func groupAttributesEditorContentsDidChange() {
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updateNavigation()
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}
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func groupAttributesEditorSelectionDidChange() {}
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}
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