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// SPDX-License-Identifier: MIT
// Copyright © 2018 WireGuard LLC. All Rights Reserved.
import UIKit
class TunnelDetailStatusCell: UITableViewCell {
var tunnel: TunnelContainer? {
didSet(value) {
update(from: tunnel?.status)
statusObservervationToken = tunnel?.observe(\.status) { [weak self] tunnel, _ in
self?.update(from: tunnel.status)
}
}
}
var isSwitchInteractionEnabled: Bool {
get { return statusSwitch.isUserInteractionEnabled }
set(value) { statusSwitch.isUserInteractionEnabled = value }
}
var onSwitchToggled: ((Bool) -> Void)?
private var isOnSwitchToggledHandlerEnabled = true
let statusSwitch: UISwitch
private var statusObservervationToken: AnyObject?
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
statusSwitch = UISwitch()
super.init(style: .default, reuseIdentifier: TunnelDetailKeyValueCell.reuseIdentifier)
accessoryView = statusSwitch
statusSwitch.addTarget(self, action: #selector(switchToggled), for: .valueChanged)
}
@objc func switchToggled() {
if isOnSwitchToggledHandlerEnabled {
onSwitchToggled?(statusSwitch.isOn)
}
}
private func update(from status: TunnelStatus?) {
guard let status = status else {
reset()
return
}
let text: String
switch status {
case .inactive:
text = "Inactive"
case .activating:
text = "Activating"
case .active:
text = "Active"
case .deactivating:
text = "Deactivating"
case .reasserting:
text = "Reactivating"
case .restarting:
text = "Restarting"
case .waiting:
text = "Waiting"
}
textLabel?.text = text
DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(200)) { [weak statusSwitch] in
guard let statusSwitch = statusSwitch else { return }
statusSwitch.isOn = !(status == .deactivating || status == .inactive)
statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active)
}
textLabel?.textColor = (status == .active || status == .inactive) ? UIColor.black : UIColor.gray
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
private func reset() {
textLabel?.text = "Invalid"
statusSwitch.isOn = false
textLabel?.textColor = UIColor.gray
statusSwitch.isUserInteractionEnabled = false
}
override func prepareForReuse() {
super.prepareForReuse()
reset()
}
}
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