feat: reformat some pages

lib/l10n/app_localizations_helpers.dart

@@ -1,4 +1,7 @@
+import 'package:intl/intl.dart';
+
 import '../models/app_error.dart';
+import '../models/remote_command.dart';
 import '../models/update_failure.dart';
 import 'app_localizations.dart';
 
@@ -17,6 +20,32 @@ extension AppLocalizationsHelpers on AppLocalizations {
     };
   }
 
+  /// "just now", "5 minutes ago"…, and the full date once a day has passed.
+  String relativeTime(DateTime time, String locale, {DateTime? now}) {
+    final elapsed = (now ?? DateTime.now()).difference(time);
+
+    if (elapsed.inMinutes < 1) return justNow;
+    if (elapsed.inHours < 1) return minutesAgo(elapsed.inMinutes);
+    if (elapsed.inDays < 1) return hoursAgo(elapsed.inHours);
+    return DateFormat.yMMMd(locale).add_jm().format(time.toLocal());
+  }
+
+  String remoteCommandLabel(String rawType) {
+    return switch (CommandType.fromValue(rawType)) {
+      CommandType.closeTab => remoteCommandCloseTab,
+      null => remoteCommandUnknown(rawType),
+    };
+  }
+
+  String commandResultLabel(CommandResult result) {
+    return switch (result) {
+      CommandResult.completed => commandCompleted,
+      CommandResult.conflict => commandConflict,
+      CommandResult.failed => commandFailed,
+      CommandResult.expired => commandExpired,
+    };
+  }
+
   String errorText(AppError? error) {
     return switch (error) {
       null => genericError,