1022 lines
46 KiB
Swift
1022 lines
46 KiB
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import UIKit
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import SignalUtilitiesKit
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import SessionUtilitiesKit
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import SessionMessagingKit
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final class VisibleMessageCell: MessageCell, UITextViewDelegate, BodyTextViewDelegate {
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private var unloadContent: (() -> Void)?
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private var previousX: CGFloat = 0
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var albumView: MediaAlbumView?
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var bodyTextView: UITextView?
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var voiceMessageView: VoiceMessageView?
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var audioStateChanged: ((TimeInterval, Bool) -> ())?
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// Constraints
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private lazy var headerViewTopConstraint = headerView.pin(.top, to: .top, of: self, withInset: 1)
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private lazy var authorLabelHeightConstraint = authorLabel.set(.height, to: 0)
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private lazy var profilePictureViewLeftConstraint = profilePictureView.pin(.left, to: .left, of: self, withInset: VisibleMessageCell.groupThreadHSpacing)
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private lazy var profilePictureViewWidthConstraint = profilePictureView.set(.width, to: Values.verySmallProfilePictureSize)
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private lazy var bubbleViewLeftConstraint1 = bubbleView.pin(.left, to: .right, of: profilePictureView, withInset: VisibleMessageCell.groupThreadHSpacing)
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private lazy var bubbleViewLeftConstraint2 = bubbleView.leftAnchor.constraint(greaterThanOrEqualTo: leftAnchor, constant: VisibleMessageCell.gutterSize)
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private lazy var bubbleViewTopConstraint = bubbleView.pin(.top, to: .bottom, of: authorLabel, withInset: VisibleMessageCell.authorLabelBottomSpacing)
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private lazy var bubbleViewRightConstraint1 = bubbleView.pin(.right, to: .right, of: self, withInset: -VisibleMessageCell.contactThreadHSpacing)
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private lazy var bubbleViewRightConstraint2 = bubbleView.rightAnchor.constraint(lessThanOrEqualTo: rightAnchor, constant: -VisibleMessageCell.gutterSize)
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private lazy var messageStatusImageViewTopConstraint = messageStatusImageView.pin(.top, to: .bottom, of: bubbleView, withInset: 0)
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private lazy var messageStatusImageViewWidthConstraint = messageStatusImageView.set(.width, to: VisibleMessageCell.messageStatusImageViewSize)
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private lazy var messageStatusImageViewHeightConstraint = messageStatusImageView.set(.height, to: VisibleMessageCell.messageStatusImageViewSize)
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private lazy var timerViewOutgoingMessageConstraint = timerView.pin(.left, to: .left, of: self, withInset: VisibleMessageCell.contactThreadHSpacing)
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private lazy var timerViewIncomingMessageConstraint = timerView.pin(.right, to: .right, of: self, withInset: -VisibleMessageCell.contactThreadHSpacing)
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private lazy var panGestureRecognizer: UIPanGestureRecognizer = {
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let result = UIPanGestureRecognizer(target: self, action: #selector(handlePan))
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result.delegate = self
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return result
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}()
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// MARK: - UI Components
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private lazy var viewsToMoveForReply: [UIView] = [
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bubbleView,
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bubbleBackgroundView,
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profilePictureView,
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replyButton,
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timerView,
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messageStatusImageView
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]
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private lazy var profilePictureView: ProfilePictureView = {
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let result: ProfilePictureView = ProfilePictureView()
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result.set(.height, to: Values.verySmallProfilePictureSize)
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result.size = Values.verySmallProfilePictureSize
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return result
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}()
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private lazy var moderatorIconImageView = UIImageView(image: #imageLiteral(resourceName: "Crown"))
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lazy var bubbleBackgroundView: UIView = {
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let result = UIView()
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result.layer.cornerRadius = VisibleMessageCell.largeCornerRadius
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return result
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}()
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lazy var bubbleView: UIView = {
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let result = UIView()
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result.clipsToBounds = true
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result.layer.cornerRadius = VisibleMessageCell.largeCornerRadius
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result.set(.width, greaterThanOrEqualTo: VisibleMessageCell.largeCornerRadius * 2)
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return result
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}()
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private lazy var headerView = UIView()
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private lazy var authorLabel: UILabel = {
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let result = UILabel()
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result.font = .boldSystemFont(ofSize: Values.smallFontSize)
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return result
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}()
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private lazy var snContentView = UIView()
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internal lazy var messageStatusImageView: UIImageView = {
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let result = UIImageView()
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result.contentMode = .scaleAspectFit
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result.layer.cornerRadius = VisibleMessageCell.messageStatusImageViewSize / 2
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result.layer.masksToBounds = true
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return result
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}()
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private lazy var replyButton: UIView = {
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let result = UIView()
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let size = VisibleMessageCell.replyButtonSize + 8
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result.set(.width, to: size)
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result.set(.height, to: size)
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result.layer.borderWidth = 1
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result.layer.borderColor = Colors.text.cgColor
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result.layer.cornerRadius = size / 2
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result.layer.masksToBounds = true
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result.alpha = 0
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return result
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}()
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private lazy var replyIconImageView: UIImageView = {
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let result = UIImageView()
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let size = VisibleMessageCell.replyButtonSize
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result.set(.width, to: size)
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result.set(.height, to: size)
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result.image = UIImage(named: "ic_reply")?.withRenderingMode(.alwaysTemplate)
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result.tintColor = Colors.text
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return result
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}()
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private lazy var timerView: OWSMessageTimerView = OWSMessageTimerView()
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// MARK: - Settings
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private static let messageStatusImageViewSize: CGFloat = 16
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private static let authorLabelBottomSpacing: CGFloat = 4
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private static let groupThreadHSpacing: CGFloat = 12
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private static let profilePictureSize = Values.verySmallProfilePictureSize
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private static let authorLabelInset: CGFloat = 12
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private static let replyButtonSize: CGFloat = 24
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private static let maxBubbleTranslationX: CGFloat = 40
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private static let swipeToReplyThreshold: CGFloat = 110
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static let smallCornerRadius: CGFloat = 4
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static let largeCornerRadius: CGFloat = 18
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static let contactThreadHSpacing = Values.mediumSpacing
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static var gutterSize: CGFloat = {
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var result = groupThreadHSpacing + profilePictureSize + groupThreadHSpacing
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if UIDevice.current.isIPad {
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result += CGFloat(UIScreen.main.bounds.width / 2 - 88)
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}
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return result
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}()
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// MARK: Direction & Position
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enum Direction { case incoming, outgoing }
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// MARK: - Lifecycle
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override func setUpViewHierarchy() {
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super.setUpViewHierarchy()
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// Header view
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addSubview(headerView)
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headerViewTopConstraint.isActive = true
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headerView.pin([ UIView.HorizontalEdge.left, UIView.HorizontalEdge.right ], to: self)
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// Author label
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addSubview(authorLabel)
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authorLabelHeightConstraint.isActive = true
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authorLabel.pin(.top, to: .bottom, of: headerView)
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// Profile picture view
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addSubview(profilePictureView)
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profilePictureViewLeftConstraint.isActive = true
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profilePictureViewWidthConstraint.isActive = true
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profilePictureView.pin(.bottom, to: .bottom, of: self, withInset: -1)
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// Moderator icon image view
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moderatorIconImageView.set(.width, to: 20)
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moderatorIconImageView.set(.height, to: 20)
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addSubview(moderatorIconImageView)
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moderatorIconImageView.pin(.trailing, to: .trailing, of: profilePictureView, withInset: 1)
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moderatorIconImageView.pin(.bottom, to: .bottom, of: profilePictureView, withInset: 4.5)
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// Bubble background view (used for the 'highlighted' animation)
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addSubview(bubbleBackgroundView)
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// Bubble view
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addSubview(bubbleView)
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bubbleViewLeftConstraint1.isActive = true
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bubbleViewTopConstraint.isActive = true
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bubbleViewRightConstraint1.isActive = true
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bubbleBackgroundView.pin(to: bubbleView)
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// Timer view
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addSubview(timerView)
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timerView.center(.vertical, in: bubbleView)
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timerViewOutgoingMessageConstraint.isActive = true
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// Content view
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bubbleView.addSubview(snContentView)
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snContentView.pin(to: bubbleView)
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// Message status image view
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addSubview(messageStatusImageView)
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messageStatusImageViewTopConstraint.isActive = true
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messageStatusImageView.pin(.right, to: .right, of: bubbleView, withInset: -1)
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messageStatusImageView.pin(.bottom, to: .bottom, of: self, withInset: -1)
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messageStatusImageViewWidthConstraint.isActive = true
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messageStatusImageViewHeightConstraint.isActive = true
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// Reply button
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addSubview(replyButton)
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replyButton.addSubview(replyIconImageView)
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replyIconImageView.center(in: replyButton)
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replyButton.pin(.left, to: .right, of: bubbleView, withInset: Values.smallSpacing)
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replyButton.center(.vertical, in: bubbleView)
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// Remaining constraints
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authorLabel.pin(.left, to: .left, of: bubbleView, withInset: VisibleMessageCell.authorLabelInset)
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}
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override func setUpGestureRecognizers() {
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let longPressRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(handleLongPress))
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addGestureRecognizer(longPressRecognizer)
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let tapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleTap))
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tapGestureRecognizer.numberOfTapsRequired = 1
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addGestureRecognizer(tapGestureRecognizer)
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let doubleTapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleDoubleTap))
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doubleTapGestureRecognizer.numberOfTapsRequired = 2
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addGestureRecognizer(doubleTapGestureRecognizer)
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tapGestureRecognizer.require(toFail: doubleTapGestureRecognizer)
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}
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// MARK: - Updating
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override func update(
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with cellViewModel: MessageViewModel,
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mediaCache: NSCache<NSString, AnyObject>,
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playbackInfo: ConversationViewModel.PlaybackInfo?,
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lastSearchText: String?
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) {
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self.viewModel = cellViewModel
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let isGroupThread: Bool = (cellViewModel.threadVariant == .openGroup || cellViewModel.threadVariant == .closedGroup)
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let shouldInsetHeader: Bool = (
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cellViewModel.previousVariant?.isInfoMessage != true &&
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(
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cellViewModel.positionInCluster == .top ||
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cellViewModel.isOnlyMessageInCluster
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)
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)
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// Profile picture view
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profilePictureViewLeftConstraint.constant = (isGroupThread ? VisibleMessageCell.groupThreadHSpacing : 0)
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profilePictureViewWidthConstraint.constant = (isGroupThread ? VisibleMessageCell.profilePictureSize : 0)
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profilePictureView.isHidden = (!cellViewModel.shouldShowProfile || cellViewModel.profile == nil)
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profilePictureView.update(
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publicKey: cellViewModel.authorId,
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profile: cellViewModel.profile,
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threadVariant: cellViewModel.threadVariant
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)
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moderatorIconImageView.isHidden = (!cellViewModel.isSenderOpenGroupModerator || !cellViewModel.shouldShowProfile)
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// Bubble view
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bubbleViewLeftConstraint1.isActive = (
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cellViewModel.variant == .standardIncoming ||
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cellViewModel.variant == .standardIncomingDeleted
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)
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bubbleViewLeftConstraint1.constant = (isGroupThread ? VisibleMessageCell.groupThreadHSpacing : VisibleMessageCell.contactThreadHSpacing)
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bubbleViewLeftConstraint2.isActive = (cellViewModel.variant == .standardOutgoing)
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bubbleViewTopConstraint.constant = (cellViewModel.senderName == nil ? 0 : VisibleMessageCell.authorLabelBottomSpacing)
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bubbleViewRightConstraint1.isActive = (cellViewModel.variant == .standardOutgoing)
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bubbleViewRightConstraint2.isActive = (
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cellViewModel.variant == .standardIncoming ||
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cellViewModel.variant == .standardIncomingDeleted
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)
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bubbleView.backgroundColor = ((
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cellViewModel.variant == .standardIncoming ||
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cellViewModel.variant == .standardIncomingDeleted
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) ? Colors.receivedMessageBackground : Colors.sentMessageBackground)
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bubbleBackgroundView.backgroundColor = bubbleView.backgroundColor
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updateBubbleViewCorners()
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// Content view
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populateContentView(
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for: cellViewModel,
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mediaCache: mediaCache,
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playbackInfo: playbackInfo,
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lastSearchText: lastSearchText
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)
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// Date break
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headerViewTopConstraint.constant = (shouldInsetHeader ? Values.mediumSpacing : 1)
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headerView.subviews.forEach { $0.removeFromSuperview() }
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populateHeader(for: cellViewModel, shouldInsetHeader: shouldInsetHeader)
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// Author label
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authorLabel.textColor = Colors.text
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authorLabel.isHidden = (cellViewModel.senderName == nil)
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authorLabel.text = cellViewModel.senderName
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let authorLabelAvailableWidth: CGFloat = (VisibleMessageCell.getMaxWidth(for: cellViewModel) - 2 * VisibleMessageCell.authorLabelInset)
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let authorLabelAvailableSpace = CGSize(width: authorLabelAvailableWidth, height: .greatestFiniteMagnitude)
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let authorLabelSize = authorLabel.sizeThatFits(authorLabelAvailableSpace)
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authorLabelHeightConstraint.constant = (cellViewModel.senderName != nil ? authorLabelSize.height : 0)
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// Message status image view
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let (image, tintColor, backgroundColor) = getMessageStatusImage(for: cellViewModel)
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messageStatusImageView.image = image
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messageStatusImageView.tintColor = tintColor
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messageStatusImageView.backgroundColor = backgroundColor
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messageStatusImageView.isHidden = (
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cellViewModel.variant != .standardOutgoing ||
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cellViewModel.variant == .infoCall ||
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(
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cellViewModel.state == .sent &&
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!cellViewModel.isLast
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)
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)
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messageStatusImageViewTopConstraint.constant = (messageStatusImageView.isHidden ? 0 : 5)
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[ messageStatusImageViewWidthConstraint, messageStatusImageViewHeightConstraint ]
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.forEach {
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$0.constant = (messageStatusImageView.isHidden ? 0 : VisibleMessageCell.messageStatusImageViewSize)
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}
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// Timer
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if
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let expiresStartedAtMs: Double = cellViewModel.expiresStartedAtMs,
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let expiresInSeconds: TimeInterval = cellViewModel.expiresInSeconds
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{
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let expirationTimestampMs: Double = (expiresStartedAtMs + (expiresInSeconds * 1000))
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timerView.configure(
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withExpirationTimestamp: UInt64(floor(expirationTimestampMs)),
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initialDurationSeconds: UInt32(floor(expiresInSeconds)),
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tintColor: Colors.text
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)
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timerView.isHidden = false
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}
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else {
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timerView.isHidden = true
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}
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timerViewOutgoingMessageConstraint.isActive = (cellViewModel.variant == .standardOutgoing)
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timerViewIncomingMessageConstraint.isActive = (
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cellViewModel.variant == .standardIncoming ||
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cellViewModel.variant == .standardIncomingDeleted
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)
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// Swipe to reply
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if cellViewModel.variant == .standardIncomingDeleted || cellViewModel.variant == .infoCall {
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removeGestureRecognizer(panGestureRecognizer)
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}
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else {
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addGestureRecognizer(panGestureRecognizer)
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}
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}
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private func populateHeader(for cellViewModel: MessageViewModel, shouldInsetHeader: Bool) {
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guard let date: Date = cellViewModel.dateForUI else { return }
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let dateBreakLabel: UILabel = UILabel()
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dateBreakLabel.font = .boldSystemFont(ofSize: Values.verySmallFontSize)
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dateBreakLabel.textColor = Colors.text
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dateBreakLabel.textAlignment = .center
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dateBreakLabel.text = date.formattedForDisplay
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headerView.addSubview(dateBreakLabel)
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dateBreakLabel.pin(.top, to: .top, of: headerView, withInset: Values.smallSpacing)
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let additionalBottomInset = (shouldInsetHeader ? Values.mediumSpacing : 1)
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headerView.pin(.bottom, to: .bottom, of: dateBreakLabel, withInset: Values.smallSpacing + additionalBottomInset)
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dateBreakLabel.center(.horizontal, in: headerView)
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let availableWidth = VisibleMessageCell.getMaxWidth(for: cellViewModel)
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let availableSpace = CGSize(width: availableWidth, height: .greatestFiniteMagnitude)
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let dateBreakLabelSize = dateBreakLabel.sizeThatFits(availableSpace)
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dateBreakLabel.set(.height, to: dateBreakLabelSize.height)
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}
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private func populateContentView(
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for cellViewModel: MessageViewModel,
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mediaCache: NSCache<NSString, AnyObject>,
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playbackInfo: ConversationViewModel.PlaybackInfo?,
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lastSearchText: String?
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) {
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let bodyLabelTextColor: UIColor = {
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let direction: Direction = (cellViewModel.variant == .standardOutgoing ?
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.outgoing :
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.incoming
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)
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switch (direction, AppModeManager.shared.currentAppMode) {
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case (.outgoing, .dark), (.incoming, .light): return .black
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case (.outgoing, .light): return Colors.grey
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default: return .white
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}
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}()
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snContentView.subviews.forEach { $0.removeFromSuperview() }
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albumView = nil
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bodyTextView = nil
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// Handle the deleted state first (it's much simpler than the others)
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guard cellViewModel.variant != .standardIncomingDeleted else {
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let deletedMessageView: DeletedMessageView = DeletedMessageView(textColor: bodyLabelTextColor)
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snContentView.addSubview(deletedMessageView)
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deletedMessageView.pin(to: snContentView)
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return
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}
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// If it's an incoming media message and the thread isn't trusted then show the placeholder view
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if cellViewModel.cellType != .textOnlyMessage && cellViewModel.variant == .standardIncoming && !cellViewModel.threadIsTrusted {
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let mediaPlaceholderView = MediaPlaceholderView(cellViewModel: cellViewModel, textColor: bodyLabelTextColor)
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snContentView.addSubview(mediaPlaceholderView)
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mediaPlaceholderView.pin(to: snContentView)
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return
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}
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switch cellViewModel.cellType {
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case .typingIndicator: break
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case .textOnlyMessage:
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let inset: CGFloat = 12
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let maxWidth: CGFloat = (VisibleMessageCell.getMaxWidth(for: cellViewModel) - 2 * inset)
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if let linkPreview: LinkPreview = cellViewModel.linkPreview {
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switch linkPreview.variant {
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case .standard:
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let linkPreviewView: LinkPreviewView = LinkPreviewView(maxWidth: maxWidth)
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linkPreviewView.update(
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with: LinkPreview.SentState(
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linkPreview: linkPreview,
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imageAttachment: cellViewModel.linkPreviewAttachment
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),
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isOutgoing: (cellViewModel.variant == .standardOutgoing),
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delegate: self,
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cellViewModel: cellViewModel,
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bodyLabelTextColor: bodyLabelTextColor,
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lastSearchText: lastSearchText
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)
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snContentView.addSubview(linkPreviewView)
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linkPreviewView.pin(to: snContentView)
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self.bodyTextView = linkPreviewView.bodyTextView
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case .openGroupInvitation:
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let openGroupInvitationView: OpenGroupInvitationView = OpenGroupInvitationView(
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name: (linkPreview.title ?? ""),
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url: linkPreview.url,
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textColor: bodyLabelTextColor,
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isOutgoing: (cellViewModel.variant == .standardOutgoing)
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)
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snContentView.addSubview(openGroupInvitationView)
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openGroupInvitationView.pin(to: snContentView)
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}
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}
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else {
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// Stack view
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let stackView = UIStackView(arrangedSubviews: [])
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stackView.axis = .vertical
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stackView.spacing = 2
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// Quote view
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if let quote: Quote = cellViewModel.quote {
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let hInset: CGFloat = 2
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let quoteView: QuoteView = QuoteView(
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for: .regular,
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authorId: quote.authorId,
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quotedText: quote.body,
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threadVariant: cellViewModel.threadVariant,
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currentUserPublicKey: cellViewModel.currentUserPublicKey,
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currentUserBlindedPublicKey: cellViewModel.currentUserBlindedPublicKey,
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direction: (cellViewModel.variant == .standardOutgoing ?
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.outgoing :
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.incoming
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),
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attachment: cellViewModel.quoteAttachment,
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hInset: hInset,
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maxWidth: maxWidth
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)
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let quoteViewContainer = UIView(wrapping: quoteView, withInsets: UIEdgeInsets(top: 0, leading: hInset, bottom: 0, trailing: hInset))
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stackView.addArrangedSubview(quoteViewContainer)
|
|
}
|
|
|
|
// Body text view
|
|
let bodyTextView = VisibleMessageCell.getBodyTextView(
|
|
for: cellViewModel,
|
|
with: maxWidth,
|
|
textColor: bodyLabelTextColor,
|
|
searchText: lastSearchText,
|
|
delegate: self
|
|
)
|
|
self.bodyTextView = bodyTextView
|
|
stackView.addArrangedSubview(bodyTextView)
|
|
|
|
// Constraints
|
|
snContentView.addSubview(stackView)
|
|
stackView.pin(to: snContentView, withInset: inset)
|
|
}
|
|
|
|
case .mediaMessage:
|
|
// Stack view
|
|
let stackView = UIStackView(arrangedSubviews: [])
|
|
stackView.axis = .vertical
|
|
stackView.spacing = Values.smallSpacing
|
|
|
|
// Album view
|
|
let maxMessageWidth: CGFloat = VisibleMessageCell.getMaxWidth(for: cellViewModel)
|
|
let albumView = MediaAlbumView(
|
|
mediaCache: mediaCache,
|
|
items: (cellViewModel.attachments?
|
|
.filter { $0.isVisualMedia })
|
|
.defaulting(to: []),
|
|
isOutgoing: (cellViewModel.variant == .standardOutgoing),
|
|
maxMessageWidth: maxMessageWidth
|
|
)
|
|
self.albumView = albumView
|
|
let size = getSize(for: cellViewModel)
|
|
albumView.set(.width, to: size.width)
|
|
albumView.set(.height, to: size.height)
|
|
albumView.loadMedia()
|
|
stackView.addArrangedSubview(albumView)
|
|
|
|
// Body text view
|
|
if let body: String = cellViewModel.body, !body.isEmpty {
|
|
let inset: CGFloat = 12
|
|
let maxWidth: CGFloat = (size.width - (2 * inset))
|
|
let bodyTextView = VisibleMessageCell.getBodyTextView(
|
|
for: cellViewModel,
|
|
with: maxWidth,
|
|
textColor: bodyLabelTextColor,
|
|
searchText: lastSearchText,
|
|
delegate: self
|
|
)
|
|
|
|
self.bodyTextView = bodyTextView
|
|
stackView.addArrangedSubview(UIView(wrapping: bodyTextView, withInsets: UIEdgeInsets(top: 0, left: inset, bottom: inset, right: inset)))
|
|
}
|
|
unloadContent = { albumView.unloadMedia() }
|
|
|
|
// Constraints
|
|
snContentView.addSubview(stackView)
|
|
stackView.pin(to: snContentView)
|
|
|
|
case .audio:
|
|
guard let attachment: Attachment = cellViewModel.attachments?.first(where: { $0.isAudio }) else {
|
|
return
|
|
}
|
|
|
|
let voiceMessageView: VoiceMessageView = VoiceMessageView()
|
|
voiceMessageView.update(
|
|
with: attachment,
|
|
isPlaying: (playbackInfo?.state == .playing),
|
|
progress: (playbackInfo?.progress ?? 0),
|
|
playbackRate: (playbackInfo?.playbackRate ?? 1),
|
|
oldPlaybackRate: (playbackInfo?.oldPlaybackRate ?? 1)
|
|
)
|
|
|
|
snContentView.addSubview(voiceMessageView)
|
|
voiceMessageView.pin(to: snContentView)
|
|
self.voiceMessageView = voiceMessageView
|
|
|
|
case .genericAttachment:
|
|
guard let attachment: Attachment = cellViewModel.attachments?.first else { preconditionFailure() }
|
|
|
|
let inset: CGFloat = 12
|
|
let maxWidth = (VisibleMessageCell.getMaxWidth(for: cellViewModel) - 2 * inset)
|
|
|
|
// Stack view
|
|
let stackView = UIStackView(arrangedSubviews: [])
|
|
stackView.axis = .vertical
|
|
stackView.spacing = Values.smallSpacing
|
|
|
|
// Document view
|
|
let documentView = DocumentView(attachment: attachment, textColor: bodyLabelTextColor)
|
|
stackView.addArrangedSubview(documentView)
|
|
|
|
// Body text view
|
|
if let body: String = cellViewModel.body, !body.isEmpty { // delegate should always be set at this point
|
|
let bodyTextView = VisibleMessageCell.getBodyTextView(
|
|
for: cellViewModel,
|
|
with: maxWidth,
|
|
textColor: bodyLabelTextColor,
|
|
searchText: lastSearchText,
|
|
delegate: self
|
|
)
|
|
|
|
self.bodyTextView = bodyTextView
|
|
stackView.addArrangedSubview(bodyTextView)
|
|
}
|
|
|
|
// Constraints
|
|
snContentView.addSubview(stackView)
|
|
stackView.pin(to: snContentView, withInset: inset)
|
|
}
|
|
}
|
|
|
|
override func layoutSubviews() {
|
|
super.layoutSubviews()
|
|
updateBubbleViewCorners()
|
|
}
|
|
|
|
private func updateBubbleViewCorners() {
|
|
let cornersToRound: UIRectCorner = getCornersToRound()
|
|
|
|
bubbleBackgroundView.layer.cornerRadius = VisibleMessageCell.largeCornerRadius
|
|
bubbleBackgroundView.layer.maskedCorners = getCornerMask(from: cornersToRound)
|
|
bubbleView.layer.cornerRadius = VisibleMessageCell.largeCornerRadius
|
|
bubbleView.layer.maskedCorners = getCornerMask(from: cornersToRound)
|
|
}
|
|
|
|
override func dynamicUpdate(with cellViewModel: MessageViewModel, playbackInfo: ConversationViewModel.PlaybackInfo?) {
|
|
guard cellViewModel.variant != .standardIncomingDeleted else { return }
|
|
|
|
// If it's an incoming media message and the thread isn't trusted then show the placeholder view
|
|
if cellViewModel.cellType != .textOnlyMessage && cellViewModel.variant == .standardIncoming && !cellViewModel.threadIsTrusted {
|
|
return
|
|
}
|
|
|
|
switch cellViewModel.cellType {
|
|
case .audio:
|
|
guard let attachment: Attachment = cellViewModel.attachments?.first(where: { $0.isAudio }) else {
|
|
return
|
|
}
|
|
|
|
self.voiceMessageView?.update(
|
|
with: attachment,
|
|
isPlaying: (playbackInfo?.state == .playing),
|
|
progress: (playbackInfo?.progress ?? 0),
|
|
playbackRate: (playbackInfo?.playbackRate ?? 1),
|
|
oldPlaybackRate: (playbackInfo?.oldPlaybackRate ?? 1)
|
|
)
|
|
|
|
default: break
|
|
}
|
|
}
|
|
|
|
override func prepareForReuse() {
|
|
super.prepareForReuse()
|
|
|
|
unloadContent?()
|
|
viewsToMoveForReply.forEach { $0.transform = .identity }
|
|
replyButton.alpha = 0
|
|
timerView.prepareForReuse()
|
|
}
|
|
|
|
// MARK: - Interaction
|
|
|
|
override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
|
|
if let bodyTextView = bodyTextView {
|
|
let pointInBodyTextViewCoordinates = convert(point, to: bodyTextView)
|
|
if bodyTextView.bounds.contains(pointInBodyTextViewCoordinates) {
|
|
return bodyTextView
|
|
}
|
|
}
|
|
return super.hitTest(point, with: event)
|
|
}
|
|
|
|
override func gestureRecognizer(_ gestureRecognizer: UIGestureRecognizer, shouldRecognizeSimultaneouslyWith otherGestureRecognizer: UIGestureRecognizer) -> Bool {
|
|
return true // Needed for the pan gesture recognizer to work with the table view's pan gesture recognizer
|
|
}
|
|
|
|
override func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
|
|
if gestureRecognizer == panGestureRecognizer {
|
|
let v = panGestureRecognizer.velocity(in: self)
|
|
// Only allow swipes to the left; allowing swipes to the right gets in the way of the default
|
|
// iOS swipe to go back gesture
|
|
guard v.x < 0 else { return false }
|
|
|
|
return abs(v.x) > abs(v.y) // It has to be more horizontal than vertical
|
|
}
|
|
|
|
return true
|
|
}
|
|
|
|
func highlight() {
|
|
// FIXME: This will have issues with themes
|
|
let shawdowColour = (isLightMode ? UIColor.black.cgColor : Colors.accent.cgColor)
|
|
let opacity: Float = (isLightMode ? 0.5 : 1)
|
|
|
|
DispatchQueue.main.async { [weak self] in
|
|
let oldMasksToBounds: Bool = (self?.layer.masksToBounds ?? false)
|
|
self?.layer.masksToBounds = false
|
|
self?.bubbleBackgroundView.setShadow(radius: 10, opacity: opacity, offset: .zero, color: shawdowColour)
|
|
|
|
UIView.animate(
|
|
withDuration: 1.6,
|
|
delay: 0,
|
|
options: .curveEaseInOut,
|
|
animations: {
|
|
self?.bubbleBackgroundView.setShadow(radius: 0, opacity: 0, offset: .zero, color: UIColor.clear.cgColor)
|
|
},
|
|
completion: { _ in
|
|
self?.layer.masksToBounds = oldMasksToBounds
|
|
}
|
|
)
|
|
}
|
|
}
|
|
|
|
@objc func handleLongPress() {
|
|
guard let cellViewModel: MessageViewModel = self.viewModel else { return }
|
|
|
|
delegate?.handleItemLongPressed(cellViewModel)
|
|
}
|
|
|
|
@objc private func handleTap(_ gestureRecognizer: UITapGestureRecognizer) {
|
|
guard let cellViewModel: MessageViewModel = self.viewModel else { return }
|
|
|
|
let location = gestureRecognizer.location(in: self)
|
|
|
|
if profilePictureView.frame.contains(location), cellViewModel.shouldShowProfile {
|
|
// For open groups only attempt to start a conversation if the author has a blinded id
|
|
guard cellViewModel.threadVariant != .openGroup else {
|
|
guard SessionId.Prefix(from: cellViewModel.authorId) == .blinded else { return }
|
|
|
|
delegate?.startThread(
|
|
with: cellViewModel.authorId,
|
|
openGroupServer: cellViewModel.threadOpenGroupServer,
|
|
openGroupPublicKey: cellViewModel.threadOpenGroupPublicKey
|
|
)
|
|
return
|
|
}
|
|
|
|
delegate?.startThread(
|
|
with: cellViewModel.authorId,
|
|
openGroupServer: nil,
|
|
openGroupPublicKey: nil
|
|
)
|
|
}
|
|
else if replyButton.alpha > 0 && replyButton.frame.contains(location) {
|
|
UIImpactFeedbackGenerator(style: .heavy).impactOccurred()
|
|
reply()
|
|
}
|
|
else if bubbleView.frame.contains(location) {
|
|
delegate?.handleItemTapped(cellViewModel, gestureRecognizer: gestureRecognizer)
|
|
}
|
|
}
|
|
|
|
@objc private func handleDoubleTap() {
|
|
guard let cellViewModel: MessageViewModel = self.viewModel else { return }
|
|
|
|
delegate?.handleItemDoubleTapped(cellViewModel)
|
|
}
|
|
|
|
@objc private func handlePan(_ gestureRecognizer: UIPanGestureRecognizer) {
|
|
guard let cellViewModel: MessageViewModel = self.viewModel else { return }
|
|
|
|
let translationX = gestureRecognizer.translation(in: self).x.clamp(-CGFloat.greatestFiniteMagnitude, 0)
|
|
|
|
switch gestureRecognizer.state {
|
|
case .began: delegate?.handleItemSwiped(cellViewModel, state: .began)
|
|
|
|
case .changed:
|
|
// The idea here is to asymptotically approach a maximum drag distance
|
|
let damping: CGFloat = 20
|
|
let sign: CGFloat = -1
|
|
let x = (damping * (sqrt(abs(translationX)) / sqrt(damping))) * sign
|
|
viewsToMoveForReply.forEach { $0.transform = CGAffineTransform(translationX: x, y: 0) }
|
|
if timerView.isHidden {
|
|
replyButton.alpha = abs(translationX) / VisibleMessageCell.maxBubbleTranslationX
|
|
} else {
|
|
replyButton.alpha = 0 // Always hide the reply button if the timer view is showing, otherwise they can overlap
|
|
}
|
|
if abs(translationX) > VisibleMessageCell.swipeToReplyThreshold && abs(previousX) < VisibleMessageCell.swipeToReplyThreshold {
|
|
UIImpactFeedbackGenerator(style: .heavy).impactOccurred() // Let the user know when they've hit the swipe to reply threshold
|
|
}
|
|
previousX = translationX
|
|
|
|
case .ended, .cancelled:
|
|
if abs(translationX) > VisibleMessageCell.swipeToReplyThreshold {
|
|
delegate?.handleItemSwiped(cellViewModel, state: .ended)
|
|
reply()
|
|
}
|
|
else {
|
|
delegate?.handleItemSwiped(cellViewModel, state: .cancelled)
|
|
resetReply()
|
|
}
|
|
|
|
default: break
|
|
}
|
|
}
|
|
|
|
func textView(_ textView: UITextView, shouldInteractWith url: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
|
|
delegate?.openUrl(url.absoluteString)
|
|
return false
|
|
}
|
|
|
|
func textViewDidChangeSelection(_ textView: UITextView) {
|
|
// Note: We can't just set 'isSelectable' to false otherwise the link detection/selection
|
|
// stops working (do a null check to avoid an infinite loop on older iOS versions)
|
|
if textView.selectedTextRange != nil {
|
|
textView.selectedTextRange = nil
|
|
}
|
|
}
|
|
|
|
private func resetReply() {
|
|
UIView.animate(withDuration: 0.25) { [weak self] in
|
|
self?.viewsToMoveForReply.forEach { $0.transform = .identity }
|
|
self?.replyButton.alpha = 0
|
|
}
|
|
}
|
|
|
|
private func reply() {
|
|
guard let cellViewModel: MessageViewModel = self.viewModel else { return }
|
|
|
|
resetReply()
|
|
delegate?.handleReplyButtonTapped(for: cellViewModel)
|
|
}
|
|
|
|
// MARK: - Convenience
|
|
|
|
private func getCornersToRound() -> UIRectCorner {
|
|
guard viewModel?.isOnlyMessageInCluster == false else { return .allCorners }
|
|
|
|
let direction: Direction = (viewModel?.variant == .standardOutgoing ? .outgoing : .incoming)
|
|
|
|
switch (viewModel?.positionInCluster, direction) {
|
|
case (.top, .outgoing): return [ .bottomLeft, .topLeft, .topRight ]
|
|
case (.middle, .outgoing): return [ .bottomLeft, .topLeft ]
|
|
case (.bottom, .outgoing): return [ .bottomRight, .bottomLeft, .topLeft ]
|
|
case (.top, .incoming): return [ .topLeft, .topRight, .bottomRight ]
|
|
case (.middle, .incoming): return [ .topRight, .bottomRight ]
|
|
case (.bottom, .incoming): return [ .topRight, .bottomRight, .bottomLeft ]
|
|
case (.none, _): return .allCorners
|
|
}
|
|
}
|
|
|
|
private func getCornerMask(from rectCorner: UIRectCorner) -> CACornerMask {
|
|
guard !rectCorner.contains(.allCorners) else {
|
|
return [ .layerMaxXMinYCorner, .layerMinXMinYCorner, .layerMaxXMaxYCorner, .layerMinXMaxYCorner]
|
|
}
|
|
|
|
var cornerMask = CACornerMask()
|
|
if rectCorner.contains(.topRight) { cornerMask.insert(.layerMaxXMinYCorner) }
|
|
if rectCorner.contains(.topLeft) { cornerMask.insert(.layerMinXMinYCorner) }
|
|
if rectCorner.contains(.bottomRight) { cornerMask.insert(.layerMaxXMaxYCorner) }
|
|
if rectCorner.contains(.bottomLeft) { cornerMask.insert(.layerMinXMaxYCorner) }
|
|
return cornerMask
|
|
}
|
|
|
|
private static func getFontSize(for cellViewModel: MessageViewModel) -> CGFloat {
|
|
let baselineFontSize = Values.mediumFontSize
|
|
|
|
guard cellViewModel.containsOnlyEmoji == true else { return baselineFontSize }
|
|
|
|
switch (cellViewModel.glyphCount ?? 0) {
|
|
case 1: return baselineFontSize + 30
|
|
case 2: return baselineFontSize + 24
|
|
case 3, 4, 5: return baselineFontSize + 18
|
|
default: return baselineFontSize
|
|
}
|
|
}
|
|
|
|
private func getMessageStatusImage(for cellViewModel: MessageViewModel) -> (image: UIImage?, tintColor: UIColor?, backgroundColor: UIColor?) {
|
|
guard cellViewModel.variant == .standardOutgoing else { return (nil, nil, nil) }
|
|
|
|
let image: UIImage
|
|
var tintColor: UIColor? = nil
|
|
var backgroundColor: UIColor? = nil
|
|
|
|
switch (cellViewModel.state, cellViewModel.hasAtLeastOneReadReceipt) {
|
|
case (.sending, _):
|
|
image = #imageLiteral(resourceName: "CircleDotDotDot").withRenderingMode(.alwaysTemplate)
|
|
tintColor = Colors.text
|
|
|
|
case (.sent, false), (.skipped, _):
|
|
image = #imageLiteral(resourceName: "CircleCheck").withRenderingMode(.alwaysTemplate)
|
|
tintColor = Colors.text
|
|
|
|
case (.sent, true):
|
|
image = isLightMode ? #imageLiteral(resourceName: "FilledCircleCheckLightMode") : #imageLiteral(resourceName: "FilledCircleCheckDarkMode")
|
|
backgroundColor = isLightMode ? .black : .white
|
|
|
|
case (.failed, _):
|
|
image = #imageLiteral(resourceName: "message_status_failed").withRenderingMode(.alwaysTemplate)
|
|
tintColor = Colors.destructive
|
|
}
|
|
|
|
return (image, tintColor, backgroundColor)
|
|
}
|
|
|
|
private func getSize(for cellViewModel: MessageViewModel) -> CGSize {
|
|
guard let mediaAttachments: [Attachment] = cellViewModel.attachments?.filter({ $0.isVisualMedia }) else {
|
|
preconditionFailure()
|
|
}
|
|
|
|
let maxMessageWidth = VisibleMessageCell.getMaxWidth(for: cellViewModel)
|
|
let defaultSize = MediaAlbumView.layoutSize(forMaxMessageWidth: maxMessageWidth, items: mediaAttachments)
|
|
|
|
guard
|
|
let firstAttachment: Attachment = mediaAttachments.first,
|
|
var width: CGFloat = firstAttachment.width.map({ CGFloat($0) }),
|
|
var height: CGFloat = firstAttachment.height.map({ CGFloat($0) }),
|
|
mediaAttachments.count == 1,
|
|
width > 0,
|
|
height > 0
|
|
else { return defaultSize }
|
|
|
|
// Honor the content aspect ratio for single media
|
|
let size: CGSize = CGSize(width: width, height: height)
|
|
var aspectRatio = (size.width / size.height)
|
|
// Clamp the aspect ratio so that very thin/wide content still looks alright
|
|
let minAspectRatio: CGFloat = 0.35
|
|
let maxAspectRatio = 1 / minAspectRatio
|
|
let maxSize = CGSize(width: maxMessageWidth, height: maxMessageWidth)
|
|
aspectRatio = aspectRatio.clamp(minAspectRatio, maxAspectRatio)
|
|
|
|
if aspectRatio > 1 {
|
|
width = maxSize.width
|
|
height = width / aspectRatio
|
|
}
|
|
else {
|
|
height = maxSize.height
|
|
width = height * aspectRatio
|
|
}
|
|
|
|
// Don't blow up small images unnecessarily
|
|
let minSize: CGFloat = 150
|
|
let shortSourceDimension = min(size.width, size.height)
|
|
let shortDestinationDimension = min(width, height)
|
|
|
|
if shortDestinationDimension > minSize && shortDestinationDimension > shortSourceDimension {
|
|
let factor = minSize / shortDestinationDimension
|
|
width *= factor; height *= factor
|
|
}
|
|
|
|
return CGSize(width: width, height: height)
|
|
}
|
|
|
|
static func getMaxWidth(for cellViewModel: MessageViewModel) -> CGFloat {
|
|
let screen: CGRect = UIScreen.main.bounds
|
|
|
|
switch cellViewModel.variant {
|
|
case .standardOutgoing: return (screen.width - contactThreadHSpacing - gutterSize)
|
|
case .standardIncoming, .standardIncomingDeleted:
|
|
let isGroupThread = (
|
|
cellViewModel.threadVariant == .openGroup ||
|
|
cellViewModel.threadVariant == .closedGroup
|
|
)
|
|
let leftGutterSize = (isGroupThread ? gutterSize : contactThreadHSpacing)
|
|
|
|
return (screen.width - leftGutterSize - gutterSize)
|
|
|
|
default: preconditionFailure()
|
|
}
|
|
}
|
|
|
|
static func getBodyTextView(
|
|
for cellViewModel: MessageViewModel,
|
|
with availableWidth: CGFloat,
|
|
textColor: UIColor,
|
|
searchText: String?,
|
|
delegate: (UITextViewDelegate & BodyTextViewDelegate)?
|
|
) -> UITextView {
|
|
// Take care of:
|
|
// • Highlighting mentions
|
|
// • Linkification
|
|
// • Highlighting search results
|
|
//
|
|
// Note: We can't just set 'isSelectable' to false otherwise the link detection/selection
|
|
// stops working
|
|
let isOutgoing: Bool = (cellViewModel.variant == .standardOutgoing)
|
|
let result: BodyTextView = BodyTextView(snDelegate: delegate)
|
|
result.isEditable = false
|
|
|
|
let attributedText: NSMutableAttributedString = NSMutableAttributedString(
|
|
attributedString: MentionUtilities.highlightMentions(
|
|
in: (cellViewModel.body ?? ""),
|
|
threadVariant: cellViewModel.threadVariant,
|
|
currentUserPublicKey: cellViewModel.currentUserPublicKey,
|
|
currentUserBlindedPublicKey: cellViewModel.currentUserBlindedPublicKey,
|
|
isOutgoingMessage: isOutgoing,
|
|
attributes: [
|
|
.foregroundColor : textColor,
|
|
.font : UIFont.systemFont(ofSize: getFontSize(for: cellViewModel))
|
|
]
|
|
)
|
|
)
|
|
|
|
// If there is a valid search term then highlight each part that matched
|
|
if let searchText = searchText, searchText.count >= ConversationSearchController.minimumSearchTextLength {
|
|
let normalizedBody: String = attributedText.string.lowercased()
|
|
|
|
SessionThreadViewModel.searchTermParts(searchText)
|
|
.map { part -> String in
|
|
guard part.hasPrefix("\"") && part.hasSuffix("\"") else { return part }
|
|
|
|
return String(part[part.index(after: part.startIndex)..<part.endIndex])
|
|
}
|
|
.forEach { part in
|
|
// Highlight all ranges of the text (Note: The search logic only finds results that start
|
|
// with the term so we use the regex below to ensure we only highlight those cases)
|
|
normalizedBody
|
|
.ranges(
|
|
of: (CurrentAppContext().isRTL ?
|
|
"\(part.lowercased())(^|[ ])" :
|
|
"(^|[ ])\(part.lowercased())"
|
|
),
|
|
options: [.regularExpression]
|
|
)
|
|
.forEach { range in
|
|
let legacyRange: NSRange = NSRange(range, in: normalizedBody)
|
|
attributedText.addAttribute(.backgroundColor, value: UIColor.white, range: legacyRange)
|
|
attributedText.addAttribute(.foregroundColor, value: UIColor.black, range: legacyRange)
|
|
}
|
|
}
|
|
}
|
|
|
|
result.attributedText = attributedText
|
|
result.dataDetectorTypes = .link
|
|
result.backgroundColor = .clear
|
|
result.isOpaque = false
|
|
result.textContainerInset = UIEdgeInsets.zero
|
|
result.contentInset = UIEdgeInsets.zero
|
|
result.textContainer.lineFragmentPadding = 0
|
|
result.isScrollEnabled = false
|
|
result.isUserInteractionEnabled = true
|
|
result.delegate = delegate
|
|
result.linkTextAttributes = [
|
|
.foregroundColor: textColor,
|
|
.underlineStyle: NSUnderlineStyle.single.rawValue
|
|
]
|
|
|
|
let availableSpace = CGSize(width: availableWidth, height: .greatestFiniteMagnitude)
|
|
let size = result.sizeThatFits(availableSpace)
|
|
result.set(.height, to: size.height)
|
|
|
|
return result
|
|
}
|
|
}
|