using GPW.CORE.Data.DTO;
using GPW.CORE.Data.Services;
using Microsoft.AspNetCore.Components;
using System.Drawing.Imaging;

namespace GPW.CORE.ADM.Components.Layout
{
    public partial class NavMenu : IDisposable
    {
        #region Public Properties

        [Parameter]
        public EventCallback<bool> EC_compressUpdated { get; set; }

        #endregion Public Properties

        #region Public Methods

        public void Dispose()
        {
            AppMServ.EA_MenuUpdated -= AppMServ_EA_MenuUpdated;
            AppMServ.EA_LangSel -= AppMServ_EA_LangSel;
        }

        #endregion Public Methods

        #region Protected Properties

        [Inject]
        protected MessageService AppMServ { get; set; } = null!;


        protected string hideText { get => showText ? "" : "invisible"; }

        /// <summary>
        /// Idx Dipendente corrente
        /// </summary>
        protected int IdxDipendente
        {
            get
            {
                return AppMServ.IdxDipendente;
            }
        }

        protected List<MenuItemDTO> ListMenu { get; set; } = new List<MenuItemDTO>();

        protected bool showText { get; set; } = true;


        #endregion Protected Properties

        #region Protected Methods

        protected override void OnInitialized()
        {
            AppMServ.EA_MenuUpdated += AppMServ_EA_MenuUpdated;
            AppMServ.EA_LangSel += AppMServ_EA_LangSel;
            ReloadData();
        }

        private void AppMServ_EA_LangSel()
        {
            ReloadData();
            InvokeAsync(StateHasChanged);
        }

        protected void ToggleCompress()
        {
            showText = !showText;
            EC_compressUpdated.InvokeAsync(showText);
        }

        #endregion Protected Methods

        #region Private Fields

        private bool collapseNavMenu = true;

        private bool onlyIcon = false;

        #endregion Private Fields

        #region Private Properties

        protected string? NavMenuCssClass => collapseNavMenu ? "collapse" : null;

        protected string? TextCss => onlyIcon ? "d-none" : "";

        #endregion Private Properties

        #region Private Methods

        private void AppMServ_EA_MenuUpdated()
        {
            ReloadData();
            InvokeAsync(StateHasChanged);
        }

        private void ReloadData()
        {
            // rilettura menù se mancasse
            ListMenu = AppMServ.ListMenu;
        }

        private void ToggleNavMenu()
        {
            collapseNavMenu = !collapseNavMenu;
        }

        #endregion Private Methods
    }
}