Update download attachment, show expiration relative time

ntfy-ios/Models/NtfyAttachment.swift

@@ -56,8 +56,21 @@ class NtfyAttachment: Codable {
         return !contentUrl.isEmpty
     }
 
+    func downloadedString() -> String {
+        return self.isDownloaded() ? "Downloaded" : "Not downloaded"
+    }
+
+    func isExpired() -> Bool {
+        return TimeInterval(self.expires) < NSDate().timeIntervalSince1970
+    }
+
     func expiresString() -> String {
-        return "Expires \(self.expires)"
+        if (self.isExpired()) {
+            return "Expired"
+        }
+        let date = NSDate(timeIntervalSince1970: TimeInterval(self.expires))
+        let formatter = RelativeDateTimeFormatter()
+        return "Expires \(formatter.localizedString(for: date as Date, relativeTo: Date()))"
     }
 
     func download() {

ntfy-ios/Views/NotificationAttachmentView.swift

@@ -15,29 +15,6 @@ struct NotificationAttachmentView: View {
     @State private var isAttachmentOpen = false
 
     var body: some View {
-        if attachment.isDownloaded() {
-            if let imageUrl = UIImage(contentsOfFile: attachment.contentUrl) {
-                let image = Image(uiImage: imageUrl)
-                    .resizable()
-                    .scaledToFit()
-                ZStack {
-                    image
-                }
-                .onTapGesture {
-                    isAttachmentOpen.toggle()
-                }
-                .fullScreenCover(isPresented: $isAttachmentOpen, onDismiss: {
-                    // Dismiss logic here
-                }, content: {
-                    VStack {
-                        image
-                    }
-                    .onTapGesture {
-                        isAttachmentOpen.toggle()
-                    }
-                })
-            }
-        } else {
         HStack {
             // TODO: Replace paperclip here with mimetype icon
             Image(systemName: "paperclip")
@@ -48,6 +25,11 @@ struct NotificationAttachmentView: View {
                     Text(attachment.sizeString())
                         .font(.footnote)
                         .foregroundColor(.gray)
+                    if (attachment.isDownloaded()) {
+                        Text("Downloaded")
+                            .font(.footnote)
+                            .foregroundColor(.gray)
+                    } else {
                         Text("Not downloaded")
                             .font(.footnote)
                             .foregroundColor(.gray)

ntfy-ios/Views/NotificationRow.swift

@@ -50,7 +50,7 @@ struct NotificationRow: View {
         .padding(.all, 4)
         .onTapGesture {
             if let attachment = notification.attachment {
-                if !attachment.isDownloaded() {
+                if !attachment.isDownloaded() && !attachment.isExpired() {
                     attachment.download()
                 }
             }