Event compose implementation.

2026-03-07 01:46:07 +01:00
parent 6608baed69
commit e94cce451f
26 changed files with 1285 additions and 674 deletions
@@ -0,0 +1,73 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Net.Mail;
+using Wino.Core.Domain.Exceptions;
+using Wino.Core.Domain.Models.Calendar;
+
+namespace Wino.Core.Domain.Validation;
+
+public sealed class CalendarEventComposeResultValidator
+{
+    public void Validate(CalendarEventComposeResult result)
+    {
+        ArgumentNullException.ThrowIfNull(result);
+
+        if (result.CalendarId == Guid.Empty)
+            throw new CalendarEventComposeValidationException(Translator.CalendarEventCompose_ValidationMissingCalendar);
+
+        if (result.AccountId == Guid.Empty)
+            throw new CalendarEventComposeValidationException(Translator.CalendarEventCompose_ValidationMissingCalendar);
+
+        if (string.IsNullOrWhiteSpace(result.Title))
+            throw new CalendarEventComposeValidationException(Translator.CalendarEventCompose_ValidationMissingTitle);
+
+        if (result.EndDate <= result.StartDate)
+        {
+            var message = result.IsAllDay
+                ? Translator.CalendarEventCompose_ValidationInvalidAllDayRange
+                : Translator.CalendarEventCompose_ValidationInvalidTimeRange;
+
+            throw new CalendarEventComposeValidationException(message);
+        }
+
+        var missingAttachments = result.Attachments
+            .Where(attachment => string.IsNullOrWhiteSpace(attachment.FilePath) || !File.Exists(attachment.FilePath))
+            .Select(attachment => attachment.FileName)
+            .Distinct(StringComparer.OrdinalIgnoreCase)
+            .ToList();
+
+        if (missingAttachments.Count > 0)
+        {
+            throw new CalendarEventComposeValidationException(
+                string.Format(Translator.CalendarEventCompose_ValidationMissingAttachment, string.Join(", ", missingAttachments)));
+        }
+
+        var invalidAttendee = result.Attendees
+            .FirstOrDefault(attendee => string.IsNullOrWhiteSpace(attendee.Email) || !IsValidEmailAddress(attendee.Email.Trim()));
+
+        if (invalidAttendee != null)
+            throw new CalendarEventComposeValidationException(Translator.CalendarEventCompose_ValidationInvalidAttendee);
+
+        var duplicateAttendeeGroups = result.Attendees
+            .Where(attendee => !string.IsNullOrWhiteSpace(attendee.Email))
+            .GroupBy(attendee => attendee.Email.Trim(), StringComparer.OrdinalIgnoreCase)
+            .FirstOrDefault(group => group.Count() > 1);
+
+        if (duplicateAttendeeGroups != null)
+            throw new CalendarEventComposeValidationException(Translator.CalendarEventCompose_ValidationInvalidAttendee);
+    }
+
+    private static bool IsValidEmailAddress(string address)
+    {
+        try
+        {
+            var parsedAddress = new MailAddress(address);
+            return parsedAddress.Address.Equals(address, StringComparison.OrdinalIgnoreCase);
+        }
+        catch
+        {
+            return false;
+        }
+    }
+}