101 lines
2.8 KiB
Swift
101 lines
2.8 KiB
Swift
//
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// RefeshProgressView.swift
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// NetNewsWire-iOS
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//
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// Created by Maurice Parker on 10/24/19.
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// Copyright © 2019 Ranchero Software. All rights reserved.
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//
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import UIKit
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import Account
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class RefreshProgressView: UIView {
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@IBOutlet weak var progressView: UIProgressView!
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@IBOutlet weak var label: UILabel!
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private lazy var progressWidth = progressView.widthAnchor.constraint(equalToConstant: 100.0)
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override func awakeFromNib() {
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NotificationCenter.default.addObserver(self, selector: #selector(progressDidChange(_:)), name: .AccountRefreshProgressDidChange, object: nil)
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if !AccountManager.shared.combinedRefreshProgress.isComplete {
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progressChanged()
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} else {
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updateRefreshLabel()
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}
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scheduleUpdateRefreshLabel()
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}
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func updateRefreshLabel() {
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if let accountLastArticleFetchEndTime = AccountManager.shared.lastArticleFetchEndTime {
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if Date() > accountLastArticleFetchEndTime.addingTimeInterval(60) {
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let relativeDateTimeFormatter = RelativeDateTimeFormatter()
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relativeDateTimeFormatter.dateTimeStyle = .named
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let refreshed = relativeDateTimeFormatter.localizedString(for: accountLastArticleFetchEndTime, relativeTo: Date())
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let localizedRefreshText = NSLocalizedString("Updated %@", comment: "Updated")
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let refreshText = NSString.localizedStringWithFormat(localizedRefreshText as NSString, refreshed) as String
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label.text = refreshText
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} else {
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label.text = NSLocalizedString("Updated Just Now", comment: "Updated Just Now")
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}
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} else {
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label.text = ""
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}
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}
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@objc func progressDidChange(_ note: Notification) {
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progressChanged()
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}
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deinit {
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NotificationCenter.default.removeObserver(self)
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}
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}
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// MARK: Private
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private extension RefreshProgressView {
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func progressChanged() {
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let progress = AccountManager.shared.combinedRefreshProgress
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if progress.isComplete {
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progressView.setProgress(1, animated: true)
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
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self.updateRefreshLabel()
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self.label.isHidden = false
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self.progressView.isHidden = true
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self.progressWidth.isActive = false
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self.progressView.setProgress(0, animated: true)
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}
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} else {
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label.isHidden = true
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progressView.isHidden = false
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self.progressWidth.isActive = true
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self.progressView.setNeedsLayout()
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self.progressView.layoutIfNeeded()
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let percent = Float(progress.numberCompleted) / Float(progress.numberOfTasks)
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// Don't let the progress bar go backwards unless we need to go back more than 25%
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if percent > progressView.progress || progressView.progress - percent > 0.25 {
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progressView.setProgress(percent, animated: true)
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}
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}
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}
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func scheduleUpdateRefreshLabel() {
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DispatchQueue.main.asyncAfter(deadline: .now() + 60) { [weak self] in
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self?.updateRefreshLabel()
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self?.scheduleUpdateRefreshLabel()
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}
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}
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}
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