fix: avatar image delete and restore

Mastodon.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -105,7 +105,7 @@
         "repositoryURL": "https://github.com/MainasuK/TwitterTextEditor",
         "state": {
           "branch": "feature/input-view",
-          "revision": "03e7b7497d424d96268f5bcca1f8e9955bb80fea",
+          "revision": "1e565d13e3c26fc2bedeb418890df42f80d6e3d5",
           "version": null
         }
       },

Mastodon/Scene/Compose/ComposeViewController.swift

@@ -98,7 +98,7 @@ final class ComposeViewController: UIViewController, NeedsDependency {
     }()
     
     private(set) lazy var documentPickerController: UIDocumentPickerViewController = {
-        let documentPickerController = UIDocumentPickerViewController(documentTypes: ["public.image"], in: .open)
+        let documentPickerController = UIDocumentPickerViewController(forOpeningContentTypes: [.image])
         documentPickerController.delegate = self
         return documentPickerController
     }()

Mastodon/Scene/Onboarding/Register/MastodonRegisterViewController+Avatar.swift

@@ -35,7 +35,6 @@ extension MastodonRegisterViewController {
             let deleteAction = UIAction(title: L10n.Scene.Register.Input.Avatar.delete, image: UIImage(systemName: "delete.left"), identifier: nil, discoverabilityTitle: nil, attributes: [], state: .off) { [weak self] _ in
                 guard let self = self else { return }
                 self.viewModel.avatarImage.value = nil
-                self.avatarButton.setImage(nil, for: .normal)
             }
             children.append(deleteAction)
         }
@@ -126,7 +125,6 @@ extension MastodonRegisterViewController: UIDocumentPickerDelegate {
 extension MastodonRegisterViewController: CropViewControllerDelegate {
     public func cropViewController(_ cropViewController: CropViewController, didCropToImage image: UIImage, withRect cropRect: CGRect, angle: Int) {
         self.viewModel.avatarImage.value = image
-        self.avatarButton.setImage(image, for: .normal)
         cropViewController.dismiss(animated: true, completion: nil)
     }
 }

Mastodon/Scene/Onboarding/Register/MastodonRegisterViewController.swift

@@ -38,7 +38,7 @@ final class MastodonRegisterViewController: UIViewController, NeedsDependency, O
     }()
     
     private(set) lazy var documentPickerController: UIDocumentPickerViewController = {
-        let documentPickerController = UIDocumentPickerViewController(documentTypes: ["public.image"], in: .open)
+        let documentPickerController = UIDocumentPickerViewController(forOpeningContentTypes: [.image])
         documentPickerController.delegate = self
         return documentPickerController
     }()
@@ -500,6 +500,21 @@ extension MastodonRegisterViewController {
             }
             .store(in: &disposeBag)
 
+        viewModel.avatarImage
+            .receive(on: DispatchQueue.main)
+            .sink{ [weak self] image in
+                guard let self = self else { return }
+                self.avatarButton.menu = self.createMediaContextMenu()
+                if let avatar = image {
+                    self.avatarButton.setImage(avatar, for: .normal)
+                } else {
+                    let boldFont = UIFont.systemFont(ofSize: 42)
+                    let configuration = UIImage.SymbolConfiguration(font: boldFont)
+                    let image = UIImage(systemName: "person.fill.viewfinder", withConfiguration: configuration)
+                    self.avatarButton.setImage(image?.withRenderingMode(UIImage.RenderingMode.alwaysTemplate), for: UIControl.State.normal)
+                }
+            }
+            .store(in: &disposeBag)
         NotificationCenter.default
             .publisher(for: UITextField.textDidChangeNotification, object: usernameTextField)
             .receive(on: DispatchQueue.main)