feat(macos): enable meeting integrations

MeetingAssistant/MeetingNotes/OutlookClassicAppointmentMetadata.Windows.cs

@@ -7,18 +7,17 @@ internal static class OutlookClassicAppointmentMetadata
 {
     public static MeetingMetadata CreateMetadata(object appointment, DateTime end)
     {
-        var title = ReadSubject(appointment);
-        return new MeetingMetadata(
-            title,
+        return CalendarAppointmentMetadata.Create(
+            Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Subject")),
             ReadAttendees(appointment),
-            ExtractAgenda(Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Body")) ?? ""),
+            Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Body")),
             OutlookClassicCom.ToLocalOffset(end));
     }
 
     public static string ReadSubject(object appointment)
     {
-        var subject = Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Subject"))?.Trim();
-        return string.IsNullOrWhiteSpace(subject) ? "Teams meeting" : subject;
+        return CalendarAppointmentMetadata.ReadSubject(
+            Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Subject")));
     }
 
     public static bool IsTeamsAppointment(object appointment)
@@ -26,29 +25,12 @@ internal static class OutlookClassicAppointmentMetadata
         var subject = Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Subject")) ?? "";
         var location = Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Location")) ?? "";
         var body = Convert.ToString(OutlookClassicCom.GetProperty(appointment, "Body")) ?? "";
-        return TeamsMeetingMarkerDetector.IsTeamsAppointment(subject, location, body);
+        return CalendarAppointmentMetadata.IsTeamsAppointment(subject, location, body);
     }
 
     public static string ExtractAgenda(string body)
     {
-        if (string.IsNullOrWhiteSpace(body))
-        {
-            return "";
-        }
-
-        var lines = body.Replace("\r\n", "\n", StringComparison.Ordinal).Replace('\r', '\n').Split('\n');
-        var agendaLines = new List<string>();
-        foreach (var line in lines)
-        {
-            if (IsTeamsSeparator(line) || IsTeamsJoinLine(line))
-            {
-                break;
-            }
-
-            agendaLines.Add(line);
-        }
-
-        return string.Join(Environment.NewLine, agendaLines).Trim();
+        return CalendarAppointmentMetadata.ExtractAgenda(body);
     }
 
     public static IReadOnlyList<string> ReadAttendees(object appointment)
@@ -93,66 +75,7 @@ internal static class OutlookClassicAppointmentMetadata
 
     public static IReadOnlyList<string> NormalizeAttendees(IEnumerable<string> attendees)
     {
-        return attendees
-            .Select(NormalizeAttendee)
-            .Where(attendee => !string.IsNullOrWhiteSpace(attendee))
-            .GroupBy(GetAttendeeDeduplicationKey, StringComparer.OrdinalIgnoreCase)
-            .Select(group => group
-                .OrderByDescending(attendee => attendee.Contains('<', StringComparison.Ordinal))
-                .ThenBy(attendee => attendee.Length)
-                .First())
-            .ToList();
-    }
-
-    private static bool IsTeamsSeparator(string line)
-    {
-        var trimmed = line.Trim();
-        return trimmed.Length >= 8 &&
-            trimmed.All(character => character is '_' or '-' or '*' or ' ');
-    }
-
-    private static bool IsTeamsJoinLine(string line)
-    {
-        return TeamsMeetingMarkerDetector.ContainsTeamsMarker(line);
-    }
-
-    private static string NormalizeAttendee(string attendee)
-    {
-        var normalized = attendee.Trim();
-        var mailtoPrefix = "mailto:";
-        normalized = normalized.Replace(mailtoPrefix, "", StringComparison.OrdinalIgnoreCase);
-        while (normalized.Contains("  ", StringComparison.Ordinal))
-        {
-            normalized = normalized.Replace("  ", " ", StringComparison.Ordinal);
-        }
-
-        var emailStart = normalized.IndexOf('<', StringComparison.Ordinal);
-        var emailEnd = normalized.LastIndexOf('>');
-        if (emailStart > 0 && emailEnd > emailStart)
-        {
-            var name = normalized[..emailStart].Trim();
-            var email = normalized[(emailStart + 1)..emailEnd].Trim();
-            if (name.Equals(email, StringComparison.OrdinalIgnoreCase))
-            {
-                return email;
-            }
-
-            return $"{name} <{email}>";
-        }
-
-        return normalized;
-    }
-
-    private static string GetAttendeeDeduplicationKey(string attendee)
-    {
-        var emailStart = attendee.IndexOf('<', StringComparison.Ordinal);
-        var emailEnd = attendee.LastIndexOf('>');
-        if (emailStart > 0 && emailEnd > emailStart)
-        {
-            return attendee[(emailStart + 1)..emailEnd].Trim();
-        }
-
-        return attendee.Trim();
+        return CalendarAppointmentMetadata.NormalizeAttendees(attendees);
     }
 
     private static string FormatRecipient(object recipient)