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Directly set the unread count on the cell instead of doing a full reload to get rid of unread count flickering

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This commit is contained in:
Maurice Parker 2021-11-13 11:06:17 -06:00
parent 0da3bca41e
commit 89e899c5d7
1 changed files with 7 additions and 6 deletions
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13
iOS/MasterFeed/MasterFeedViewController.swift
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@ -99,11 +99,11 @@ class MasterFeedViewController: UITableViewController, UndoableCommandRunner {
@objc func unreadCountDidChange(_ note: Notification) {
updateUI()
guard let representedObject = note.object else {
guard let unreadCountProvider = note.object as? UnreadCountProvider else {
return
}
if let account = representedObject as? Account {
if let account = unreadCountProvider as? Account {
if let node = coordinator.rootNode.childNodeRepresentingObject(account) {
let sectionIndex = coordinator.rootNode.indexOfChild(node)!
if let headerView = tableView.headerView(forSection: sectionIndex) as? MasterFeedTableViewSectionHeader {
@ -114,15 +114,16 @@ class MasterFeedViewController: UITableViewController, UndoableCommandRunner {
}
var node: Node? = nil
if let coordinator = representedObject as? SceneCoordinator, let feed = coordinator.timelineFeed {
if let coordinator = unreadCountProvider as? SceneCoordinator, let feed = coordinator.timelineFeed {
node = coordinator.rootNode.descendantNodeRepresentingObject(feed as AnyObject)
} else {
node = coordinator.rootNode.descendantNodeRepresentingObject(representedObject as AnyObject)
node = coordinator.rootNode.descendantNodeRepresentingObject(unreadCountProvider as AnyObject)
}
guard let unreadCountNode = node, let indexPath = coordinator.indexPathFor(unreadCountNode) else { return }
tableView.reloadRows(at: [indexPath], with: .none)
restoreSelectionIfNecessary(adjustScroll: false)
if let cell = tableView.cellForRow(at: indexPath) as? MasterFeedTableViewCell {
cell.unreadCount = unreadCountProvider.unreadCount
}
}
@objc func faviconDidBecomeAvailable(_ note: Notification) {