Event details page improvements, calendar item update source.

Wino.Core.Domain/Entities/Calendar/AccountCalendar.cs

@@ -1,6 +1,7 @@
 using System;
 using SQLite;
 using Wino.Core.Domain.Entities.Shared;
+using Wino.Core.Domain.Enums;
 using Wino.Core.Domain.Interfaces;
 
 namespace Wino.Core.Domain.Entities.Calendar;
@@ -15,7 +16,9 @@ public class AccountCalendar : IAccountCalendar
     public string SynchronizationDeltaToken { get; set; }
     public string Name { get; set; }
     public bool IsPrimary { get; set; }
+    public bool IsSynchronizationEnabled { get; set; } = true;
     public bool IsExtended { get; set; } = true;
+    public CalendarItemShowAs DefaultShowAs { get; set; } = CalendarItemShowAs.Busy;
 
     /// <summary>
     /// Unused for now.

Wino.Core.Domain/Enums/CalendarItemUpdateSource.cs

@@ -0,0 +1,22 @@
+namespace Wino.Core.Domain.Enums;
+
+/// <summary>
+/// Indicates the source of a calendar item update.
+/// </summary>
+public enum CalendarItemUpdateSource
+{
+    /// <summary>
+    /// Update originated from client-side UI changes (ApplyUIChanges).
+    /// </summary>
+    ClientUpdated,
+
+    /// <summary>
+    /// Update originated from client-side UI revert (RevertUIChanges).
+    /// </summary>
+    ClientReverted,
+
+    /// <summary>
+    /// Update originated from server synchronization or database operations.
+    /// </summary>
+    Server
+}

Wino.Core.Domain/Interfaces/IAccountCalendar.cs

@@ -1,5 +1,6 @@
 using System;
 using Wino.Core.Domain.Entities.Shared;
+using Wino.Core.Domain.Enums;
 
 namespace Wino.Core.Domain.Interfaces;
 
@@ -9,9 +10,11 @@ public interface IAccountCalendar
     string TextColorHex { get; set; }
     string BackgroundColorHex { get; set; }
     bool IsPrimary { get; set; }
+    bool IsSynchronizationEnabled { get; set; }
     Guid AccountId { get; set; }
     string RemoteCalendarId { get; set; }
     bool IsExtended { get; set; }
+    CalendarItemShowAs DefaultShowAs { get; set; }
     Guid Id { get; set; }
     MailAccount MailAccount { get; set; }
 }