Files
appchk-app/main/Recordings/TVCShareRecording.swift
2020-09-19 14:25:02 +02:00

280 lines
9.3 KiB
Swift
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import UIKit
class TVCShareRecording : UITableViewController, UITextViewDelegate, VCEditTextDelegate {
@IBOutlet private var sendButton: UIBarButtonItem!
// vars
var record: Recording!
private var shareNotes: Bool = true // green switch is more present
private lazy var hasNotes: Bool = (self.record.notes != nil)
private lazy var editedNotes: String = self.record.notes ?? ""
private lazy var weekInYear: String = {
let comp = Calendar.current.dateComponents(
[.weekOfYear, .yearForWeekOfYear], from: Date(self.record.start))
return "\(comp.yearForWeekOfYear ?? 0).\(comp.weekOfYear ?? 0)"
}()
// Data source
private lazy var dataSource: [String : [Timestamp]] = RecordingsDB.detailCluster(self.record)
private lazy var dataSourceKeyValue: [(key: String, value: String)] = [
("Notes", " "), // see delegate below, update reloadNotes() and cellForRowAt
("Date", self.weekInYear),
("Rec-Length", "\(self.record.duration) sec"),
("App-Bundle", self.record.appId ?? " "),
("App-Name", self.record.title ?? " "),
("iOS", UIDevice.current.systemVersion),
]
private lazy var dataSourceLogs: [(domain: String, occurrences: String, enabled: Bool)] = self.dataSource.map {
($0.key, $0.value.map{"\($0)"}.joined(separator: ", "), true)
}.sorted(by: { $0.domain < $1.domain })
override func viewDidLoad() {
super.viewDidLoad()
if record.isShared {
sendButton.tintColor = .gray
}
}
private func reloadNotes() {
tableView.reloadRows(at: [
IndexPath(row: 0, section: 1), // edit field
IndexPath(row: 0, section: 2) // display field
], with: .automatic)
}
// MARK: - User Interaction
@IBAction private func didChangeNotesCheckbox(_ sender: UISwitch) {
shareNotes = sender.isOn
reloadNotes()
}
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
if let dest = segue.destination as? VCEditText {
dest.text = editedNotes
dest.delegate = self
}
}
func editText(didFinish text: String) {
editedNotes = text
reloadNotes()
}
@IBAction private func shareRecording(_ sender: UIBarButtonItem) {
guard !record.isShared else {
showAlertAlreadyShared()
return
}
navigationItem.rightBarButtonItem = {
let v = UIView()
let activity = UIActivityIndicatorView()
v.addSubview(activity)
activity.anchor([.centerX, .centerY], to: v)
activity.startAnimating()
v.widthAnchor =&= 2 * activity.widthAnchor
return UIBarButtonItem(customView: v)
}()
postToServer() { [weak self] in
self?.navigationItem.rightBarButtonItem = self?.sendButton
}
}
override func motionEnded(_ motion: UIEvent.EventSubtype, with event: UIEvent?) {
if motion == .motionShake, let key = record.uploadkey {
UIPasteboard.general.string = key
banner(.ok, "Copied to clipboard", timeout: 1)
}
}
// MARK: - Table Data Source
override func numberOfSections(in _: UITableView) -> Int { 4 }
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
switch section {
case 0: return 1 // description
case 1: return hasNotes ? 2 : 0 // notes + checkbox
case 2: return dataSourceKeyValue.count
case 3: return dataSourceLogs.count
default: preconditionFailure()
}
}
override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
switch section {
case 0: return "Review before sending"
case 1: return hasNotes ? "Notes" : nil
case 2: return "Send to server"
case 3: return "Logs"
default: return nil
}
}
override func tableView(_ tableView: UITableView, titleForFooterInSection section: Int) -> String? {
switch section {
case 0: return "You can tap on a domain cell to exclude it from the upload."
case 2: return "Below you see the domain names, followed by a list of relative time offsets (in seconds)."
default: return nil
}
}
override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell: UITableViewCell
switch indexPath.section {
case 0:
cell = tableView.dequeueReusableCell(withIdentifier: "shareTextCell")!
cell.textLabel?.text = """
You are about to upload the following information to our servers.
The data is anonymized in regards to device identifiers and time of recording. However, it is not anonymous to the domains requested during the recording.
"""
case 1:
switch indexPath.row {
case 0:
cell = tableView.dequeueReusableCell(withIdentifier: "shareOpenTextCell")!
cell.textLabel?.text = editedNotes
cell.textLabel?.textColor = shareNotes ? nil : .gray
case 1:
cell = tableView.dequeueReusableCell(withIdentifier: "shareCheckboxCell")!
cell.textLabel?.text = "Upload your notes?"
let accessory = cell.accessoryView as! UISwitch
accessory.isOn = shareNotes
default: preconditionFailure()
}
case 2:
cell = tableView.dequeueReusableCell(withIdentifier: "shareKeyValueCell")!
let src = dataSourceKeyValue[indexPath.row]
cell.textLabel?.text = src.key
let flag = indexPath.row == 0 && shareNotes && hasNotes
cell.detailTextLabel?.text = flag ? editedNotes : src.value
case 3:
cell = tableView.dequeueReusableCell(withIdentifier: "shareLogCell")!
let src = dataSourceLogs[indexPath.row]
let sent = src.enabled
cell.textLabel?.text = src.domain
cell.detailTextLabel?.text = sent ? src.occurrences : "don't upload"
cell.accessoryType = sent ? .checkmark : .none
cell.textLabel?.isEnabled = sent
cell.detailTextLabel?.isEnabled = sent
default:
preconditionFailure()
}
if #available(iOS 11, *) {} else {
cell.detailTextLabel?.numberOfLines = 1
}
return cell
}
override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
guard indexPath.section == 3 else { return }
dataSourceLogs[indexPath.row].enabled = !dataSourceLogs[indexPath.row].enabled
tableView.deselectRow(at: indexPath, animated: true)
tableView.reloadRows(at: [indexPath], with: .automatic)
}
// MARK: - Upload
private func postToServer(_ onceLoaded: @escaping () -> Void) {
// prepare json
let allowed = dataSourceLogs.filter{ $0.enabled }.map{ $0.domain }
let json = try? JSONSerialization.data(withJSONObject: [
"v" : 1,
"ios" : UIDevice.current.systemVersion,
"date" : weekInYear,
"duration" : record.duration,
"app-bundle" : record.appId ?? "",
"app-name" : record.title ?? "",
"notes" : shareNotes ? editedNotes : "",
"logs" : dataSource.filter{ allowed.contains($0.key) }
])
// prepare post request
let url = URL(string: "https://appchk.de/api/v1/contribute/")!
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.httpBody = json
var rec = record! // store temporarily so self can be released
// send to server
URLSession.shared.dataTask(with: request) { data, response, error in
DispatchQueue.main.async { [weak self] in
onceLoaded()
guard error == nil, let data = data,
let response = response as? HTTPURLResponse else {
self?.banner(.fail, "\(error?.localizedDescription ?? "Unkown error occurred")")
return
}
guard let json = (try? JSONSerialization.jsonObject(with: data, options: [])) as? [String: Any],
let v = json["v"] as? Int, v > 0 else {
QLog.Warning("Couldn't contribute: Not JSON or no version key")
self?.banner(.fail, "Server couldn't parse request.\nTry again later.")
return
}
let status = json["status"] as? String ?? "unkown reason"
guard status == "ok", (200 ... 299) ~= response.statusCode else {
QLog.Warning("Couldn't contribute: \(status)")
self?.banner(.fail, "Error: \(status)")
return
}
// update db, mark record as shared
rec.uploadkey = json["key"] as? String ?? "_"
self?.record = rec // in case view is still open
RecordingsDB.update(rec) // rec cause self may not be available
self?.sendButton.tintColor = .gray
// notify user about results
if v == 1, let urlStr = json["url"] as? String {
let nextUpdateIn = json["when"] as? Int
self?.showAlertAvailableSoon(urlStr, when: nextUpdateIn)
}
self?.banner(.ok, "Thank you for your contribution.")
}
}.resume()
}
// MARK: - Alerts & Banner
private func banner(_ style: NotificationBanner.Style, _ msg: String, timeout: TimeInterval = 3) {
NotificationBanner(msg, style: style).present(in: navigationController!, hideAfter: timeout)
}
private func showAlertAvailableSoon(_ urlStr: String, when: Int?) {
var msg = "Your contribution is being processed and will be available "
if let when = when {
if when < 61 {
msg += "in approx. \(when) sec. "
} else {
let fmt = TimeFormat.from(Timestamp(when))
msg += "in \(fmt) min. "
}
} else {
msg += "shortly. "
}
msg += "Open results webpage now?"
AskAlert(title: "Thank you", text: msg, buttonText: "Show results", cancelButton: "Not now") { _ in
if let url = URL(string: urlStr) {
UIApplication.shared.openURL(url)
}
}.presentIn(self)
}
private func showAlertAlreadyShared() {
let alert = Alert(title: nil, text: "You already shared this recording.")
if let bid = record.appId, bid.isValidBundleId() {
alert.addAction(UIAlertAction.init(title: "Open results", style: .default, handler: { _ in
URL(string: "https://appchk.de/redirect.html?id=\(bid)")?.open()
}))
}
alert.presentIn(self)
}
}