Minor cleanup (#1138)

Mastodon/Scene/Compose/ComposeViewController.swift

@@ -284,8 +284,7 @@ extension ComposeViewController {
                     authContext: viewModel.authContext,
                     input: .image(image),
                     sizeLimit: composeContentViewModel.sizeLimit,
-                    delegate: composeContentViewModel,
-                    caption: nil
+                    delegate: composeContentViewModel
                 )
             }
             composeContentViewModel.attachmentViewModels += attachmentViewModels

MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/Attachment/AttachmentViewModel.swift

@@ -45,7 +45,6 @@ final public class AttachmentViewModel: NSObject, ObservableObject, Identifiable
     public let authContext: AuthContext
     public let input: Input
     public let sizeLimit: SizeLimit
-    let originalCaption: String?
     @Published var caption = ""
     @Published public private(set) var isCaptionEditable = true
     let isEditing: Bool
@@ -79,7 +78,7 @@ final public class AttachmentViewModel: NSObject, ObservableObject, Identifiable
         sizeLimit: SizeLimit,
         delegate: AttachmentViewModelDelegate,
         isEditing: Bool = false,
-        caption: String?
+        caption: String? = nil
     ) {
         self.api = api
         self.authContext = authContext
@@ -88,7 +87,6 @@ final public class AttachmentViewModel: NSObject, ObservableObject, Identifiable
         self.delegate = delegate
         self.isEditing = isEditing
 
-        self.originalCaption = caption
         self.caption = caption ?? ""
 
         super.init()

MastodonSDK/Sources/MastodonUI/Scene/ComposeContent/ComposeContentViewController.swift

@@ -473,8 +473,7 @@ extension ComposeContentViewController: PHPickerViewControllerDelegate {
                 authContext: viewModel.authContext,
                 input: .pickerResult(result),
                 sizeLimit: viewModel.sizeLimit,
-                delegate: viewModel,
-                caption: nil
+                delegate: viewModel
             )
         }
         viewModel.attachmentViewModels += attachmentViewModels
@@ -493,8 +492,7 @@ extension ComposeContentViewController: UIImagePickerControllerDelegate & UINavi
             authContext: viewModel.authContext,
             input: .image(image),
             sizeLimit: viewModel.sizeLimit,
-            delegate: viewModel,
-            caption: nil
+            delegate: viewModel
         )
         viewModel.attachmentViewModels += [attachmentViewModel]
     }
@@ -514,8 +512,7 @@ extension ComposeContentViewController: UIDocumentPickerDelegate {
             authContext: viewModel.authContext,
             input: .url(url),
             sizeLimit: viewModel.sizeLimit,
-            delegate: viewModel,
-            caption: nil
+            delegate: viewModel
         )
         viewModel.attachmentViewModels += [attachmentViewModel]
     }

ShareActionExtension/Scene/ShareViewController.swift

@@ -260,8 +260,7 @@ extension ShareViewController {
                 authContext: authContext,
                 input: .itemProvider(movieProvider),
                 sizeLimit: .init(image: nil, video: nil),
-                delegate: composeContentViewModel,
-                caption: nil
+                delegate: composeContentViewModel
             )
             composeContentViewModel.attachmentViewModels.append(attachmentViewModel)
         } else if !imageProviders.isEmpty {
@@ -271,8 +270,7 @@ extension ShareViewController {
                     authContext: authContext,
                     input: .itemProvider(provider),
                     sizeLimit: .init(image: nil, video: nil),
-                    delegate: composeContentViewModel,
-                    caption: nil
+                    delegate: composeContentViewModel
                 )
             }
             composeContentViewModel.attachmentViewModels.append(contentsOf: attachmentViewModels)