ImageViewer/ViewController.swift

@@ -170,6 +170,9 @@ final class ViewController: UIViewController, UIGestureRecognizerDelegate {
         comicCollectionView.register(
             ComicImageCell.self, forCellWithReuseIdentifier: "ComicImageCell"
         )
+        let longPress = UILongPressGestureRecognizer(target: self, action: #selector(handleLongPress(_:)))
+        longPress.minimumPressDuration = 0.5
+        comicCollectionView.addGestureRecognizer(longPress)
         homeView.addSubview(comicCollectionView)
     }
 
@@ -1279,6 +1282,15 @@ final class ViewController: UIViewController, UIGestureRecognizerDelegate {
         backgroundColorDropdownView.isHidden = true
     }
 
+    @objc func handleLongPress(_ gesture: UILongPressGestureRecognizer) {
+        guard gesture.state == .began else { return }
+
+        let point = gesture.location(in: comicCollectionView)
+        guard let indexPath = comicCollectionView.indexPathForItem(at: point) else { return }
+
+        showComicOptions(for: indexPath)
+    }
+
     @objc func handleTopTap() {
         toggleBar()
     }
@@ -1382,6 +1394,39 @@ final class ViewController: UIViewController, UIGestureRecognizerDelegate {
         saveLocalState()
     }
 
+    func showComicOptions(for indexPath: IndexPath) {
+        let alert = UIAlertController(title: "Options", message: nil, preferredStyle: .actionSheet)
+        alert.addAction(UIAlertAction(title: "View Metadata", style: .default) { _ in
+            let metadataVC = ComicMetadataViewController(comic: self.comics[indexPath.item].metadata)
+            let nav = UINavigationController(rootViewController: metadataVC)
+            nav.modalPresentationStyle = .formSheet
+            self.present(nav, animated: false)
+        })
+        alert.addAction(UIAlertAction(title: "Delete", style: .destructive) { _ in
+            do {
+                try self.fileManager.removeItem(at: self.comics[indexPath.item].path)
+                self.comics.remove(at: indexPath.item)
+                self.comicCollectionView.reloadData()
+            } catch {
+                let failureAlert = UIAlertController(
+                    title: "Failed to remove directory.",
+                    message: "Failed to recursively remove \(self.comics[indexPath.item].path)",
+                    preferredStyle: .alert
+                )
+                self.present(failureAlert, animated: false)
+            }
+        })
+        alert.addAction(UIAlertAction(title: "Cancel", style: .cancel))
+
+        // Required for iPad, harmless on iPhone
+        if let cell = comicCollectionView.cellForItem(at: indexPath) {
+            alert.popoverPresentationController?.sourceView = cell
+            alert.popoverPresentationController?.sourceRect = cell.bounds
+        }
+
+        present(alert, animated: false)
+    }
+
     func metaValueToString(m: MetaValue) -> String {
         var r = ""
         if m.bonus != 0 {
@@ -1994,3 +2039,92 @@ func imageDimensions(of entry: Entry, in archive: Archive) throws -> ImageDimens
 
     throw ImageSizeError.couldNotDetermineSize
 }
+
+class ComicMetadataViewController: UITableViewController {
+    private let comic: Metadata
+
+    init(comic: Metadata) {
+        self.comic = comic
+        super.init(style: .grouped)
+    }
+
+    @available(*, unavailable)
+    required init?(coder _: NSCoder) {
+        fatalError()
+    }
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        title = "Metadata"
+        navigationItem.rightBarButtonItem = UIBarButtonItem(
+            barButtonSystemItem: .done, target: self, action: #selector(dismissSelf)
+        )
+    }
+
+    @objc private func dismissSelf() {
+        dismiss(animated: false)
+    }
+
+    override func numberOfSections(in _: UITableView) -> Int {
+        1
+    }
+
+    override func tableView(_: UITableView, numberOfRowsInSection _: Int) -> Int {
+        11
+    }
+
+    override func tableView(_: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
+        if indexPath.row == 10 {
+            let cell = UITableViewCell(style: .subtitle, reuseIdentifier: nil)
+            cell.textLabel?.text = "Description"
+            cell.detailTextLabel?.text = comic.description
+            cell.detailTextLabel?.numberOfLines = 0
+            return cell
+        }
+        let cell = UITableViewCell(style: .value1, reuseIdentifier: nil)
+        switch indexPath.row {
+        case 0: cell.textLabel?.text = "Title"; cell.detailTextLabel?.text = comic.title
+        case 1: cell.textLabel?.text = "Format"; cell.detailTextLabel?.text = "\(comic.format)"
+        case 2: cell.textLabel?.text = "Original Language"; cell.detailTextLabel?.text = comic.originalLanguage
+        case 3: cell.textLabel?.text = "Publication Demographic"
+            cell.detailTextLabel?.text = "\(comic.publicationDemographic)"
+        case 4: cell.textLabel?.text = "Country of Origin"; cell.detailTextLabel?.text = comic.countryOfOrigin
+        case 5: cell.textLabel?.text = "Status"; cell.detailTextLabel?.text = "\(comic.status)"
+        case 6: cell.textLabel?.text = "Content Rating"; cell.detailTextLabel?.text = "\(comic.contentRating)"
+        case 7: cell.textLabel?.text = "First Release"
+            cell.detailTextLabel?.text = "\(dateToString(comic.startReleaseDate))"
+        case 8: cell.textLabel?.text = "Last Release"
+            cell.detailTextLabel?.text = "\(dateToString(comic.endReleaseDate))"
+        case 9: cell.textLabel?.text = "Tags"
+            cell.detailTextLabel?.text = comic.tags.map { $0.value ?? "" }.joined(separator: ", ")
+        default: break
+        }
+
+        return cell
+    }
+}
+
+private func dateToString(_ date: Date?) -> String {
+    if let date = date {
+        return "\(date.day). \(monthIntToString(date.month)) \(date.year)"
+    }
+    return ""
+}
+
+private func monthIntToString(_ month: UInt8) -> String {
+    switch month {
+    case 1: return "January"
+    case 2: return "February"
+    case 3: return "March"
+    case 4: return "April"
+    case 5: return "May"
+    case 6: return "June"
+    case 7: return "July"
+    case 8: return "August"
+    case 9: return "September"
+    case 10: return "October"
+    case 11: return "November"
+    case 12: return "December"
+    default: return ""
+    }
+}

ImageViewer/metadata_generated.swift

@@ -543,3 +543,4 @@ public struct Metadata: FlatBufferTable, FlatbuffersVectorInitializable, Verifia
   }
 }
 
+// swiftlint:enable all