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Handle 401 errors on instance timelines

This commit is contained in:
Shadowfacts 2023-02-05 11:18:23 -05:00
parent 825424cfba
commit c114749519
1 changed files with 49 additions and 38 deletions
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87
Tusker/Screens/Timeline/InstanceTimelineViewController.swift
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@ -84,47 +84,58 @@ class InstanceTimelineViewController: TimelineViewController {
// MARK: Timeline
override func handleLoadAllError(_ error: Swift.Error) async {
switch (error as? Client.Error)?.type {
case .mastodonError(422, _), .unexpectedStatus(422):
collectionView.isHidden = true
view.backgroundColor = .systemBackground
let image = UIImageView(image: UIImage(systemName: "lock.fill"))
image.tintColor = .secondaryLabel
image.contentMode = .scaleAspectFit
let title = UILabel()
title.textColor = .secondaryLabel
title.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
title.adjustsFontForContentSizeCategory = true
title.numberOfLines = 0
title.textAlignment = .center
title.text = "This instance requires an account to view."
let stack = UIStackView(arrangedSubviews: [
image,
title,
])
stack.axis = .vertical
stack.alignment = .center
stack.spacing = 8
stack.isAccessibilityElement = true
stack.accessibilityLabel = title.text!
stack.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(stack)
NSLayoutConstraint.activate([
image.widthAnchor.constraint(equalToConstant: 64),
image.heightAnchor.constraint(equalToConstant: 64),
stack.leadingAnchor.constraint(equalToSystemSpacingAfter: view.safeAreaLayoutGuide.leadingAnchor, multiplier: 1),
view.safeAreaLayoutGuide.trailingAnchor.constraint(equalToSystemSpacingAfter: stack.trailingAnchor, multiplier: 1),
stack.centerYAnchor.constraint(equalTo: view.safeAreaLayoutGuide.centerYAnchor),
])
guard let error = error as? Client.Error else {
await super.handleLoadAllError(error)
return
}
let code: Int
switch error.type {
case .mastodonError(let c, _), .unexpectedStatus(let c):
code = c
default:
await super.handleLoadAllError(error)
return
}
guard code == 422 || code == 401 else {
await super.handleLoadAllError(error)
return
}
collectionView.isHidden = true
view.backgroundColor = .systemBackground
let image = UIImageView(image: UIImage(systemName: "lock.fill"))
image.tintColor = .secondaryLabel
image.contentMode = .scaleAspectFit
let title = UILabel()
title.textColor = .secondaryLabel
title.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
title.adjustsFontForContentSizeCategory = true
title.numberOfLines = 0
title.textAlignment = .center
title.text = "This instance requires an account to view."
let stack = UIStackView(arrangedSubviews: [
image,
title,
])
stack.axis = .vertical
stack.alignment = .center
stack.spacing = 8
stack.isAccessibilityElement = true
stack.accessibilityLabel = title.text!
stack.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(stack)
NSLayoutConstraint.activate([
image.widthAnchor.constraint(equalToConstant: 64),
image.heightAnchor.constraint(equalToConstant: 64),
stack.leadingAnchor.constraint(equalToSystemSpacingAfter: view.safeAreaLayoutGuide.leadingAnchor, multiplier: 1),
view.safeAreaLayoutGuide.trailingAnchor.constraint(equalToSystemSpacingAfter: stack.trailingAnchor, multiplier: 1),
stack.centerYAnchor.constraint(equalTo: view.safeAreaLayoutGuide.centerYAnchor),
])
}
// MARK: Interaction