feat(table): 减少linq迭代器对象的创建,避免Enumerable.Any处于嵌套循环中

Author: kimdiego2098

src/BootstrapBlazor/Components/Table/Table.razor.Toolbar.cs

@@ -467,6 +467,7 @@ public Func<TItem, bool>? ShowDeleteButtonCallback
     /// 获得/设置 各列是否显示状态集合
     /// </summary>
     private List<ColumnVisibleItem> VisibleColumns { get; } = [];
+    private HashSet<string> VisibleColumnNames { get; set; } = [];
 
     /// <summary>
     /// 获得当前可见列集合
@@ -475,8 +476,7 @@ public Func<TItem, bool>? ShowDeleteButtonCallback
     public IEnumerable<ITableColumn> GetVisibleColumns()
     {
         // 不可见列
-        var items = VisibleColumns.Where(i => i.Visible);
-        return Columns.Where(i => !i.GetIgnore() && items.Any(v => v.Name == i.GetFieldName()) && ScreenSize >= i.ShownWithBreakPoint);
+        return Columns.Where(i => ScreenSize >= i.ShownWithBreakPoint && !i.GetIgnore() && VisibleColumnNames.Contains(i.GetFieldName()));
     }
 
     private bool GetColumnsListState(ColumnVisibleItem item) => VisibleColumns.Find(i => i.Name == item.Name) is { Visible: true } && VisibleColumns.Where(i => i.Visible).DistinctBy(i => i.Name).Count(i => i.Visible) == 1;

src/BootstrapBlazor/Components/Table/Table.razor.cs

@@ -1278,6 +1278,8 @@ private void InternalResetVisibleColumns(List<ITableColumn> columns, IEnumerable
         }
         VisibleColumns.Clear();
         VisibleColumns.AddRange(cols);
+         VisibleColumnNames = VisibleColumns.Where(i => i.Visible).Select(a => a.Name).ToHashSet();
+
     }
 
     /// <summary>