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Merge pull request #361 from oxen-io/unread-count 

Show Unread Count on Scroll to Bottom Button
This commit is contained in:
Niels Andriesse 2021-03-02 12:00:02 +11:00 committed by GitHub
parent 799458b03f b202ea878c
commit 1ba98c5f99
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 58 additions and 7 deletions
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12
Session.xcodeproj/project.pbxproj
View File

@ -5153,7 +5153,7 @@
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
COPY_PHASE_STRIP = NO;
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEBUG_INFORMATION_FORMAT = dwarf;
DEVELOPMENT_TEAM = SUQ8J2PCT7;
FRAMEWORK_SEARCH_PATHS = "$(inherited)";
@ -5222,7 +5222,7 @@
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
COPY_PHASE_STRIP = NO;
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
DEVELOPMENT_TEAM = SUQ8J2PCT7;
ENABLE_NS_ASSERTIONS = NO;
@ -5283,7 +5283,7 @@
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
COPY_PHASE_STRIP = NO;
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEBUG_INFORMATION_FORMAT = dwarf;
DEVELOPMENT_TEAM = SUQ8J2PCT7;
FRAMEWORK_SEARCH_PATHS = "$(inherited)";
@ -5353,7 +5353,7 @@
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CODE_SIGN_STYLE = Automatic;
COPY_PHASE_STRIP = NO;
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
DEVELOPMENT_TEAM = SUQ8J2PCT7;
ENABLE_NS_ASSERTIONS = NO;
@ -6238,7 +6238,7 @@
CODE_SIGN_ENTITLEMENTS = Session/Meta/Signal.entitlements;
CODE_SIGN_IDENTITY = "iPhone Developer";
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEVELOPMENT_TEAM = SUQ8J2PCT7;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",
@ -6306,7 +6306,7 @@
CODE_SIGN_ENTITLEMENTS = Session/Meta/Signal.entitlements;
CODE_SIGN_IDENTITY = "iPhone Developer";
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
CURRENT_PROJECT_VERSION = 201;
CURRENT_PROJECT_VERSION = 202;
DEVELOPMENT_TEAM = SUQ8J2PCT7;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",

1
Session/Conversations/ConversationVC+Interaction.swift
View File

@ -354,6 +354,7 @@ extension ConversationVC : InputViewDelegate, MessageCellDelegate, ContextMenuAc
self.scrollButton.alpha = 0
UIView.animate(withDuration: 0.25) {
self.scrollButton.alpha = self.getScrollButtonOpacity()
self.unreadCountView.alpha = self.scrollButton.alpha
}
}
self.contextMenuVC = contextMenuVC

51
Session/Conversations/ConversationVC.swift
View File

@ -7,6 +7,7 @@
final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversationSettingsViewDelegate, ConversationSearchControllerDelegate, UITableViewDataSource, UITableViewDelegate {
let thread: TSThread
let focusedMessageID: String? // This isn't actually used ATM
var unreadViewItems: [ConversationViewItem] = []
var didConstrainScrollButton = false // Part of a workaround to get the scroll button to show up in the right place
// Search
var isShowingSearchUI = false
@ -90,6 +91,25 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
lazy var snInputView = InputView(delegate: self)
lazy var unreadCountView: UIView = {
let result = UIView()
result.backgroundColor = Colors.text.withAlphaComponent(Values.veryLowOpacity)
let size = ConversationVC.unreadCountViewSize
result.set(.width, to: size)
result.set(.height, to: size)
result.layer.masksToBounds = true
result.layer.cornerRadius = size / 2
return result
}()
lazy var unreadCountLabel: UILabel = {
let result = UILabel()
result.font = .boldSystemFont(ofSize: Values.verySmallFontSize)
result.textColor = Colors.text
result.textAlignment = .center
return result
}()
lazy var scrollButton = ScrollToBottomButton(delegate: self)
lazy var blockedBanner: InfoBanner = {
@ -109,6 +129,7 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
}()
// MARK: Settings
static let unreadCountViewSize: CGFloat = 20
/// The table view's bottom inset (content will have this distance to the bottom if the table view is fully scrolled down).
static let bottomInset = Values.mediumSpacing
/// The table view will start loading more content when the content offset becomes less than this.
@ -123,6 +144,11 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
self.thread = thread
self.focusedMessageID = focusedMessageID
super.init(nibName: nil, bundle: nil)
var unreadCount: UInt = 0
Storage.read { transaction in
unreadCount = self.thread.unreadMessageCount(transaction: transaction)
}
unreadViewItems = unreadCount != 0 ? [ConversationViewItem](viewItems[viewItems.endIndex - Int(unreadCount) ..< viewItems.endIndex]) : []
}
required init?(coder: NSCoder) {
@ -142,6 +168,13 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
messagesTableView.pin(to: view)
view.addSubview(scrollButton)
scrollButton.pin(.right, to: .right, of: view, withInset: -16)
// Unread count view
view.addSubview(unreadCountView)
unreadCountView.addSubview(unreadCountLabel)
unreadCountLabel.pin(to: unreadCountView)
unreadCountView.centerYAnchor.constraint(equalTo: scrollButton.topAnchor).isActive = true
unreadCountView.center(.horizontal, in: scrollButton)
updateUnreadCountView()
// Blocked banner
addOrRemoveBlockedBanner()
// Notifications
@ -174,6 +207,8 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
DispatchQueue.main.async {
if unreadCount > 0, let viewItem = self.viewItems[ifValid: self.viewItems.count - Int(unreadCount)], let interactionID = viewItem.interaction.uniqueId {
self.scrollToInteraction(with: interactionID, position: .top, isAnimated: false)
self.scrollButton.alpha = self.getScrollButtonOpacity()
self.unreadCountView.alpha = self.scrollButton.alpha
} else {
self.scrollToBottom(isAnimated: false)
}
@ -267,6 +302,7 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
UIView.animate(withDuration: 0.25) {
self.messagesTableView.keyboardHeight = 0
self.scrollButton.alpha = self.getScrollButtonOpacity()
self.unreadCountView.alpha = self.scrollButton.alpha
}
}
@ -412,7 +448,22 @@ final class ConversationVC : BaseVC, ConversationViewModelDelegate, OWSConversat
func scrollViewDidScroll(_ scrollView: UIScrollView) {
scrollButton.alpha = getScrollButtonOpacity()
unreadCountView.alpha = scrollButton.alpha
autoLoadMoreIfNeeded()
updateUnreadCountView()
}
func updateUnreadCountView() {
let visibleViewItems = (messagesTableView.indexPathsForVisibleRows ?? []).map { viewItems[$0.row] }
for visibleItem in visibleViewItems {
guard let index = unreadViewItems.firstIndex(where: { $0 === visibleItem }) else { continue }
unreadViewItems.remove(at: index)
}
let unreadCount = unreadViewItems.count
unreadCountLabel.text = unreadCount < 100 ? "\(unreadCount)" : "99+"
let fontSize = (unreadCount < 100) ? Values.verySmallFontSize : 8
unreadCountLabel.font = .boldSystemFont(ofSize: fontSize)
unreadCountView.isHidden = (unreadCount == 0)
}
func autoLoadMoreIfNeeded() {

1
Session/Shared/ConversationCell.swift
View File

@ -98,7 +98,6 @@ final class ConversationCell : UITableViewCell {
// Unread count view
unreadCountView.addSubview(unreadCountLabel)
unreadCountLabel.pin(to: unreadCountView)
unreadCountLabel.text = "4"
// Label stack view
let topLabelSpacer = UIView.hStretchingSpacer()
let topLabelStackView = UIStackView(arrangedSubviews: [ displayNameLabel, unreadCountView, topLabelSpacer, timestampLabel ])