Tusker/Tusker/Views/Notifications/FollowNotificationGroupTabl...

79 lines
2.8 KiB
Swift

//
// FollowNotificationGroupTableViewCell.swift
// Tusker
//
// Created by Shadowfacts on 9/5/19.
// Copyright © 2019 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
class FollowNotificationGroupTableViewCell: UITableViewCell {
var delegate: TuskerNavigationDelegate?
@IBOutlet weak var avatarStackView: UIStackView!
@IBOutlet weak var actionLabel: UILabel!
var group: NotificationGroup!
override func awakeFromNib() {
super.awakeFromNib()
NotificationCenter.default.addObserver(self, selector: #selector(updateUIForPreferences), name: .preferencesChanged, object: nil)
}
@objc func updateUIForPreferences() {
let people = group.notificationIDs.compactMap(MastodonCache.notification(for:)).map { $0.account }
updateActionLabel(people: people)
for case let imageView as UIImageView in avatarStackView.arrangedSubviews {
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: imageView)
}
}
func updateUI(group: NotificationGroup) {
self.group = group
let people = group.notificationIDs.compactMap(MastodonCache.notification(for:)).map { $0.account }
updateActionLabel(people: people)
avatarStackView.arrangedSubviews.forEach { $0.removeFromSuperview() }
for account in people {
let imageView = UIImageView()
imageView.translatesAutoresizingMaskIntoConstraints = false
imageView.layer.masksToBounds = true
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadiusFraction * 30
ImageCache.avatars.get(account.avatar) { (data) in
guard let data = data, self.group.id == group.id else { return }
DispatchQueue.main.async {
imageView.image = UIImage(data: data)
}
}
avatarStackView.addArrangedSubview(imageView)
NSLayoutConstraint.activate([
imageView.widthAnchor.constraint(equalToConstant: 30),
imageView.heightAnchor.constraint(equalToConstant: 30),
])
}
}
func updateActionLabel(people: [Account]) {
// todo: figure out how to localize this
let peopleStr: String
switch (people.count) {
case 1:
peopleStr = people.first!.realDisplayName
case 2:
peopleStr = people.first!.realDisplayName + " and " + people.last!.realDisplayName
default:
peopleStr = people.dropLast().map { $0.realDisplayName }.joined(separator: ", ") + ", and " + people.last!.realDisplayName
}
actionLabel.text = "Followed by \(peopleStr)"
}
}