mirror of
https://github.com/oxen-io/session-ios.git
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353 lines
12 KiB
Swift
353 lines
12 KiB
Swift
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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@objc
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protocol MessageActionsDelegate: class {
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func messageActionsDidHide(_ messageActionsViewController: MessageActionsViewController)
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func messageActions(_ messageActionsViewController: MessageActionsViewController, showInfoForItem conversationViewItem: ConversationViewItem)
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func messageActions(_ messageActionsViewController: MessageActionsViewController, replyToItem conversationViewItem: ConversationViewItem)
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}
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struct MessageActionBuilder {
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static func reply(conversationViewItem: ConversationViewItem, delegate: MessageActionsDelegate) -> MessageAction {
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return MessageAction(image: #imageLiteral(resourceName: "table_ic_verify"),
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title: NSLocalizedString("MESSAGE_ACTION_REPLY", comment: "Action sheet button title"),
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subtitle: nil,
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block: { (_) in
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})
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}
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static func copyText(conversationViewItem: ConversationViewItem, delegate: MessageActionsDelegate) -> MessageAction {
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return MessageAction(image: #imageLiteral(resourceName: "generic-attachment-small"),
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title: NSLocalizedString("MESSAGE_ACTION_COPY_TEXT", comment: "Action sheet button title"),
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subtitle: nil,
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block: { (_) in
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conversationViewItem.copyTextAction()
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})
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}
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}
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extension ConversationViewItem {
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var deleteMessageAction: MessageAction {
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return MessageAction(image: #imageLiteral(resourceName: "message_status_failed_large"),
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title: NSLocalizedString("MESSAGE_ACTION_DELETE_MESSAGE", comment: "Action sheet button title"),
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subtitle: NSLocalizedString("MESSAGE_ACTION_DELETE_MESSAGE_SUBTITLE", comment: "Action sheet button subtitle"),
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block: { (action) in
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Logger.debug("\(self.logTag) in \(#function) action: \(action)")
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})
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}
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var infoAction: MessageAction {
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return MessageAction(image: #imageLiteral(resourceName: "system_message_security"),
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title: NSLocalizedString("MESSAGE_ACTION_TITLE_INFO", comment: "Action sheet button title"),
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subtitle: nil,
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block: { (action) in
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Logger.debug("\(self.logTag) in \(#function) action: \(action)")
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})
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}
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@objc
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func textActions(delegate: MessageActionsDelegate) -> [MessageAction] {
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var actions: [MessageAction] = []
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if self.hasBodyText {
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actions.append(MessageActionBuilder.copyText(conversationViewItem: self, delegate: delegate))
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}
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return actions
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// switch self.messageCellType() {
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// case .unknown:
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// return actions
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// case .textMessage:
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// return [self.copyTextAction]
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// case .oversizeTextMessage:
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// return [self.copyTextAction]
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// case .stillImage:
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// return []
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// case .animatedImage:
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// return []
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// case .audio:
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// return []
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// case .video:
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// return []
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// case .genericAttachment:
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// return []
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// case .downloadingAttachment:
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// return []
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// case .contactShare:
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// return []
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// }
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}
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}
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@objc
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class MessageActionsViewController: UIViewController, MessageActionSheetDelegate {
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@objc
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weak var delegate: MessageActionsDelegate?
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private let focusedView: UIView
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private let actionSheetView: MessageActionSheetView
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@objc
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required init(focusedView: UIView, actions: [MessageAction]) {
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self.focusedView = focusedView
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self.actionSheetView = MessageActionSheetView(actions: actions)
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super.init(nibName: nil, bundle: nil)
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actionSheetView.delegate = self
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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var actionSheetViewVerticalConstraint: NSLayoutConstraint?
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override func loadView() {
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self.view = UIView()
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highlightFocusedView()
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view.addSubview(actionSheetView)
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actionSheetView.autoPinWidthToSuperview()
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actionSheetView.setContentHuggingVerticalHigh()
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actionSheetView.setCompressionResistanceHigh()
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self.actionSheetViewVerticalConstraint = actionSheetView.autoPinEdge(.top, to: .bottom, of: self.view)
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let tapGesture = UITapGestureRecognizer(target: self, action: #selector(didTapBackground))
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self.view.addGestureRecognizer(tapGesture)
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(true)
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// TODO first time only?
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guard let actionSheetViewVerticalConstraint = self.actionSheetViewVerticalConstraint else {
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owsFail("\(self.logTag) in \(#function) actionSheetViewVerticalConstraint was unexpectedly nil")
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return
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}
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// darken background
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let backgroundDuration: TimeInterval = 0.1
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UIView.animate(withDuration: backgroundDuration) {
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self.view.backgroundColor = UIColor.black.withAlphaComponent(0.4)
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}
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// present action sheet
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self.actionSheetView.superview?.layoutIfNeeded()
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NSLayoutConstraint.deactivate([actionSheetViewVerticalConstraint])
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self.actionSheetViewVerticalConstraint = self.actionSheetView.autoPinEdge(toSuperviewEdge: .bottom)
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UIView.animate(withDuration: 0.3,
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delay: backgroundDuration,
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options: .curveEaseOut,
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animations: {
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self.actionSheetView.superview?.layoutIfNeeded()
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},
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completion: nil)
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}
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private func highlightFocusedView() {
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guard let snapshotView = self.focusedView.snapshotView(afterScreenUpdates: false) else {
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owsFail("\(self.logTag) in \(#function) snapshotView was unexpectedly nil")
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return
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}
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view.addSubview(snapshotView)
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guard let focusedViewSuperview = focusedView.superview else {
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owsFail("\(self.logTag) in \(#function) focusedViewSuperview was unexpectedly nil")
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return
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}
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let convertedFrame = view.convert(focusedView.frame, from: focusedViewSuperview)
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snapshotView.frame = convertedFrame
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}
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@objc
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func didTapBackground() {
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animateDismiss()
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}
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func animateDismiss() {
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self.actionSheetView.superview?.layoutIfNeeded()
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if let actionSheetViewVerticalConstraint = self.actionSheetViewVerticalConstraint {
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NSLayoutConstraint.deactivate([actionSheetViewVerticalConstraint])
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} else {
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owsFail("\(self.logTag) in \(#function) actionSheetVerticalConstraint was unexpectedly nil")
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}
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self.actionSheetViewVerticalConstraint = self.actionSheetView.autoPinEdge(.top, to: .bottom, of: self.view)
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UIView.animate(withDuration: 0.2,
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delay: 0,
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options: .curveEaseOut,
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animations: {
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self.view.backgroundColor = UIColor.clear
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self.actionSheetView.superview?.layoutIfNeeded()
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},
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completion: { _ in
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self.delegate?.messageActionsDidHide(self)
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})
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}
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// MARK: MessageActionSheetDelegate
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func actionSheet(_ actionSheet: MessageActionSheetView, didCompleteAction action: MessageAction) {
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animateDismiss()
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}
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}
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// MARK: ActionView
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@objc
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public class MessageAction: NSObject {
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let block: (MessageAction) -> Void
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let image: UIImage
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let title: String
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let subtitle: String?
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public init(image: UIImage, title: String, subtitle: String?, block: @escaping (MessageAction) -> Void) {
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self.image = image
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self.title = title
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self.subtitle = subtitle
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self.block = block
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}
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}
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protocol MessageActionSheetDelegate: class {
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func actionSheet(_ actionSheet: MessageActionSheetView, didCompleteAction action: MessageAction)
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}
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protocol MessageActionViewDelegate: class {
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func actionView(_ actionView: MessageActionView, didCompleteAction action: MessageAction)
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}
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class MessageActionView: UIView {
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public weak var delegate: MessageActionViewDelegate?
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private let action: MessageAction
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required init(action: MessageAction) {
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self.action = action
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super.init(frame: CGRect.zero)
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isUserInteractionEnabled = true
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backgroundColor = .white
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let imageView = UIImageView(image: action.image)
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let imageWidth: CGFloat = 24
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imageView.autoSetDimensions(to: CGSize(width: imageWidth, height: imageWidth))
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let titleLabel = UILabel()
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titleLabel.font = UIFont.ows_dynamicTypeBody
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titleLabel.textColor = UIColor.ows_light90
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titleLabel.text = action.title
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let subtitleLabel = UILabel()
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subtitleLabel.font = UIFont.ows_dynamicTypeSubheadline
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subtitleLabel.textColor = UIColor.ows_light60
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subtitleLabel.text = action.subtitle
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let textColumn = UIStackView(arrangedSubviews: [titleLabel, subtitleLabel])
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textColumn.axis = .vertical
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textColumn.alignment = .leading
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let contentRow = UIStackView(arrangedSubviews: [imageView, textColumn])
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contentRow.axis = .horizontal
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contentRow.alignment = .center
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contentRow.spacing = 12
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contentRow.isLayoutMarginsRelativeArrangement = true
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contentRow.layoutMargins = UIEdgeInsets(top: 7, left: 16, bottom: 7, right: 16)
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self.addSubview(contentRow)
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contentRow.autoPinToSuperviewMargins()
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contentRow.autoSetDimension(.height, toSize: 56, relation: .greaterThanOrEqual)
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// TODO better mimic button
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// - style with touch down
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// - slide from one to the next
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// - accessability hints
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// - UIControl?
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let tapGesture = UITapGestureRecognizer(target: self, action: #selector(didPress))
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self.addGestureRecognizer(tapGesture)
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}
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@objc
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func didPress(event: Any) {
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Logger.debug("\(logTag) in \(#function)")
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self.action.block(action)
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self.delegate?.actionView(self, didCompleteAction: action)
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("not implemented")
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}
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}
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class MessageActionSheetView: UIView, MessageActionViewDelegate {
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private let actionStackView: UIStackView
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private var actions: [MessageAction]
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weak var delegate: MessageActionSheetDelegate?
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override var bounds: CGRect {
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didSet {
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updateMask()
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}
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}
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convenience init(actions: [MessageAction]) {
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self.init(frame: CGRect.zero)
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actions.forEach { self.addAction($0) }
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}
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override init(frame: CGRect) {
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actionStackView = UIStackView()
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actionStackView.axis = .vertical
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actionStackView.spacing = CGHairlineWidth()
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actions = []
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super.init(frame: frame)
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backgroundColor = UIColor.ows_light10
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addSubview(actionStackView)
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actionStackView.autoPinToSuperviewEdges()
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self.clipsToBounds = true
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("not implemented")
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}
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public func addAction(_ action: MessageAction) {
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let actionView = MessageActionView(action: action)
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actionView.delegate = self
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actions.append(action)
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self.actionStackView.addArrangedSubview(actionView)
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}
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// MARK: MessageActionViewDelegate
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func actionView(_ actionView: MessageActionView, didCompleteAction action: MessageAction) {
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self.delegate?.actionSheet(self, didCompleteAction: action)
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}
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// MARK:
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private func updateMask() {
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let cornerRadius: CGFloat = 16
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let path: UIBezierPath = UIBezierPath(roundedRect: bounds, byRoundingCorners: [.topLeft, .topRight], cornerRadii: CGSize(width: cornerRadius, height: cornerRadius))
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let mask = CAShapeLayer()
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mask.path = path.cgPath
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self.layer.mask = mask
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}
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}
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