A WIP iOS app for Mastodon and Pleroma.
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//
// ProfileTableViewController.swift
// Tusker
//
// Created by Shadowfacts on 8/27/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
import SafariServices
class ProfileTableViewController: UITableViewController, PreferencesAdaptive {
let router: AppRouter
var accountID: String! {
didSet {
if shouldLoadOnAccountIDSet {
DispatchQueue.main.async {
self.updateAccountUI()
}
}
}
}
var statusIDs: [String] = [] {
didSet {
DispatchQueue.main.async {
self.tableView.reloadData()
}
}
}
var older: RequestRange?
var newer: RequestRange?
var shouldLoadOnAccountIDSet = false
var loadingVC: LoadingViewController? = nil
init(accountID: String?, router: AppRouter) {
self.accountID = accountID
self.router = router
super.init(style: .plain)
self.refreshControl = UIRefreshControl()
refreshControl!.addTarget(self, action: #selector(refreshStatuses(_:)), for: .valueChanged)
navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .compose, target: self, action: #selector(composePressed(_:)))
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemeneted")
}
override func viewDidLoad() {
super.viewDidLoad()
tableView.rowHeight = UITableView.automaticDimension
tableView.estimatedRowHeight = 140
tableView.register(UINib(nibName: "StatusTableViewCell", bundle: nil), forCellReuseIdentifier: "statusCell")
tableView.register(UINib(nibName: "ProfileHeaderTableViewCell", bundle: nil), forCellReuseIdentifier: "headerCell")
if let accountID = accountID {
if MastodonCache.account(for: accountID) != nil {
updateAccountUI()
} else {
loadingVC = LoadingViewController()
add(loadingVC!)
MastodonCache.account(for: accountID) { (account) in
guard account != nil else {
let alert = UIAlertController(title: "Something Went Wrong", message: "Couldn't load the selected account", preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "OK", style: .default, handler: { (_) in
self.navigationController!.popViewController(animated: true)
}))
DispatchQueue.main.async {
self.present(alert, animated: true)
}
return
}
DispatchQueue.main.async {
self.updateAccountUI()
self.tableView.reloadData()
}
}
}
} else {
loadingVC = LoadingViewController()
add(loadingVC!)
shouldLoadOnAccountIDSet = true
}
registerForPreviewing(with: self, sourceView: view)
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
for cell in tableView.visibleCells {
if let cell = cell as? PreferencesAdaptive {
cell.updateUIForPreferences()
}
}
if MastodonCache.account(for: accountID) != nil {
updateUIForPreferences()
}
}
override var previewActionItems: [UIPreviewActionItem] {
var actions = [UIPreviewActionItem]()
if let account = MastodonCache.account(for: accountID) {
actions.append(UIPreviewAction(title: "Open in Safari", style: .default, handler: { (_, _) in
let vc = self.router.safariViewController(for: account.url)
UIApplication.shared.delegate!.window!!.rootViewController!.present(vc, animated: true)
}))
actions.append(UIPreviewAction(title: "Share", style: .default, handler: { (_, _) in
let vc = UIActivityViewController(activityItems: [account.url], applicationActivities: nil)
UIApplication.shared.delegate!.window!!.rootViewController!.present(vc, animated: true)
}))
actions.append(UIPreviewAction(title: "Send Message", style: .default, handler: { (_, _) in
let vc = UINavigationController(rootViewController: ComposeViewController(mentioningAcct: account.acct, router: self.router))
UIApplication.shared.delegate!.window!!.rootViewController!.present(vc, animated: true)
}))
}
return actions
}
func updateAccountUI() {
loadingVC?.remove()
updateUIForPreferences()
getStatuses() { response in
guard case let .success(statuses, pagination) = response else { fatalError() }
MastodonCache.addAll(statuses: statuses)
self.statusIDs = statuses.map { $0.id }
self.older = pagination?.older
self.newer = pagination?.newer
}
}
func updateUIForPreferences() {
guard let account = MastodonCache.account(for: accountID) else { fatalError("Missing cached account \(accountID!)") }
navigationItem.title = account.realDisplayName
}
func getStatuses(for range: RequestRange = .default, completion: @escaping Client.Callback<[Status]>) {
let request = Account.getStatuses(accountID, range: range, onlyMedia: false, pinned: false, excludeReplies: !Preferences.shared.showRepliesInProfiles)
MastodonController.client.run(request, completion: completion)
}
func sendMessageMentioning() {
guard let account = MastodonCache.account(for: accountID) else { fatalError("Missing cached account \(accountID!)") }
let vc = UINavigationController(rootViewController: ComposeViewController(mentioningAcct: account.acct, router: router))
present(vc, animated: true)
}
// MARK: - Table view data source
override func numberOfSections(in tableView: UITableView) -> Int {
return 2
}
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
switch section {
case 0:
return accountID == nil || MastodonCache.account(for: accountID) == nil ? 0 : 1
case 1:
return statusIDs.count
default:
return 0
}
}
override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
switch indexPath.section {
case 0:
guard let cell = tableView.dequeueReusableCell(withIdentifier: "headerCell", for: indexPath) as? ProfileHeaderTableViewCell else { fatalError() }
cell.selectionStyle = .none
cell.updateUI(for: accountID)
cell.delegate = self
return cell
case 1:
guard let cell = tableView.dequeueReusableCell(withIdentifier: "statusCell", for: indexPath) as? StatusTableViewCell else { fatalError() }
let statusID = statusIDs[indexPath.row]
cell.updateUI(for: statusID)
cell.delegate = self
return cell
default:
fatalError("Invalid section \(indexPath.section) for profile VC")
}
}
override func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
if indexPath.section == 1 && indexPath.row == statusIDs.count - 1 {
guard let older = older else { return }
getStatuses(for: older) { response in
guard case let .success(newStatuses, pagination) = response else { fatalError() }
self.older = pagination?.older
MastodonCache.addAll(statuses: newStatuses)
self.statusIDs.append(contentsOf: newStatuses.map { $0.id })
}
}
}
override func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
return tableView.cellForRow(at: indexPath) is TableViewSwipeActionProvider
}
override func tableView(_ tableView: UITableView, leadingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
return (tableView.cellForRow(at: indexPath) as? TableViewSwipeActionProvider)?.leadingSwipeActionsConfiguration()
}
override func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
return (tableView.cellForRow(at: indexPath) as? TableViewSwipeActionProvider)?.trailingSwipeActionsConfiguration()
}
@objc func refreshStatuses(_ sender: Any) {
guard let newer = newer else { return }
getStatuses(for: newer) { response in
guard case let .success(newStatuses, pagination) = response else { fatalError() }
self.newer = pagination?.newer
MastodonCache.addAll(statuses: newStatuses)
self.statusIDs.insert(contentsOf: newStatuses.map { $0.id }, at: 0)
DispatchQueue.main.async {
self.refreshControl?.endRefreshing()
}
}
}
@objc func composePressed(_ sender: Any) {
sendMessageMentioning()
}
}
extension ProfileTableViewController: StatusTableViewCellDelegate {}
extension ProfileTableViewController: ProfileHeaderTableViewCellDelegate {
func showMoreOptions() {
let account = MastodonCache.account(for: accountID)!
let alert = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
alert.addAction(UIAlertAction(title: "Open in Safari", style: .default, handler: { _ in
let vc = SFSafariViewController(url: account.url)
self.present(vc, animated: true)
}))
alert.addAction(UIAlertAction(title: "Share", style: .default, handler: { _ in
let vc = UIActivityViewController(activityItems: [account.url], applicationActivities: nil)
self.present(vc, animated: true)
}))
alert.addAction(UIAlertAction(title: "Send Message", style: .default, handler: { _ in
self.sendMessageMentioning()
}))
alert.addAction(UIAlertAction(title: "Cancel", style: .cancel, handler: nil))
MastodonCache.relationship(for: account.id) { (relationship) in
guard let relationship = relationship else {
DispatchQueue.main.async {
self.present(alert, animated: true)
}
return
}
let title = relationship.following ? "Unfollow": "Follow"
DispatchQueue.main.async {
alert.addAction(UIAlertAction(title: title, style: .default, handler: { (_) in
UIImpactFeedbackGenerator(style: .medium).impactOccurred()
let request = (relationship.following ? Account.unfollow : Account.follow)(account.id)
MastodonController.client.run(request, completion: { (response) in
if case let .success(relationship, _) = response {
MastodonCache.add(relationship: relationship)
} else {
// todo: display error message
UINotificationFeedbackGenerator().notificationOccurred(.error)
fatalError()
}
})
}))
self.present(alert, animated: true)
}
}
}
}