Initial commit.

Wino.Core/MenuItems/MergedAccountMenuItem.cs

@@ -0,0 +1,55 @@
+using System.Collections.Generic;
+using System.Linq;
+using CommunityToolkit.Mvvm.ComponentModel;
+using Wino.Core.Domain.Entities;
+using Wino.Core.Domain.Enums;
+using Wino.Core.Domain.Interfaces;
+
+namespace Wino.Core.MenuItems
+{
+    public partial class MergedAccountMenuItem : MenuItemBase<MergedInbox, IMenuItem>, IAccountMenuItem
+    {
+        public int MergedAccountCount => GetAccountMenuItems().Count();
+
+        public IEnumerable<MailAccount> HoldingAccounts => GetAccountMenuItems()?.SelectMany(a => a.HoldingAccounts);
+
+        [ObservableProperty]
+        private int unreadItemCount;
+
+        [ObservableProperty]
+        private double synchronizationProgress;
+
+        [ObservableProperty]
+        private string mergedAccountName;
+
+        public MergedAccountMenuItem(MergedInbox mergedInbox, IMenuItem parent) : base(mergedInbox, mergedInbox.Id, parent)
+        {
+            MergedAccountName = mergedInbox.Name;
+        }
+
+        public void RefreshFolderItemCount()
+        {
+            UnreadItemCount = GetAccountMenuItems().Select(a => a.GetUnreadItemCountByFolderType(SpecialFolderType.Inbox)).Sum();
+
+            var unreadUpdateFolders = SubMenuItems.OfType<IBaseFolderMenuItem>().Where(a => a.ShowUnreadCount);
+
+            foreach (var folder in unreadUpdateFolders)
+            {
+                folder.UnreadItemCount = GetAccountMenuItems().Select(a => a.GetUnreadItemCountByFolderType(folder.SpecialFolderType)).Sum();
+            }
+        }
+
+        // Accounts are always located in More folder of Merged Inbox menu item.
+        public IEnumerable<AccountMenuItem> GetAccountMenuItems()
+        {
+            var moreFolder = SubMenuItems.OfType<MergedAccountMoreFolderMenuItem>().FirstOrDefault();
+
+            if (moreFolder == null) return default;
+
+            return moreFolder.SubMenuItems.OfType<AccountMenuItem>();
+        }
+
+        public void UpdateAccount(MailAccount account)
+            => GetAccountMenuItems().FirstOrDefault(a => a.HoldingAccounts.Any(b => b.Id == account.Id))?.UpdateAccount(account);
+    }
+}