// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.AspNetCore.Components.Rendering;
 
namespace Microsoft.AspNetCore.Components.QuickGrid;
 
/// <summary>
/// Represents a <see cref="QuickGrid{TGridItem}"/> column whose cells render a supplied template.
/// </summary>
/// <typeparam name="TGridItem">The type of data represented by each row in the grid.</typeparam>
public class TemplateColumn<TGridItem> : ColumnBase<TGridItem>
{
    private static readonly RenderFragment<TGridItem> EmptyChildContent = _ => builder => { };
 
    /// <summary>
    /// Specifies the content to be rendered for each row in the table.
    /// </summary>
    [Parameter] public RenderFragment<TGridItem> ChildContent { get; set; } = EmptyChildContent;
 
    /// <inheritdoc/>
    [Parameter] public override GridSort<TGridItem>? SortBy { get; set; }
 
    /// <inheritdoc />
    protected internal override void CellContent(RenderTreeBuilder builder, TGridItem item)
        => builder.AddContent(0, ChildContent(item));
 
    /// <inheritdoc />
    protected override bool IsSortableByDefault()
        => SortBy is not null;
}