Biskilog_Accounting/Client/Elements/MenuItem.razor.cs

using Biskilog_Accounting.Client.Models;
using Microsoft.AspNetCore.Components;
using System.Linq;

namespace Biskilog_Accounting.Client.Elements
{
    public partial class MenuItem
    {
        [Parameter]
        public NavItem Item { get; set; }
        [Parameter]
        public double ActiveId { get; set; }
        [Parameter]
        public EventCallback<double> ActiveChanged { get; set; }
        private string m_expand { get; set; } = string.Empty;

        protected override void OnParametersSet()
        {
            //Collapse expanded parents if none of its child is active
            if (!Item.Children.Any(i => i.Id == ActiveId))
            {
                m_expand = string.Empty;
            }
            base.OnParametersSet();
        }
        private void Toggle()
        {
            if (String.IsNullOrEmpty(m_expand))
            {
                m_expand = "menu-item-animating open";
            }
            else
            {
                m_expand = "";
            }
        }

        private void ItemClick(double a_id)
        {
            ActiveId = a_id;
            ActiveChanged.InvokeAsync(a_id);
        }

    }
}