gwms/GWMS.UI/Pages/Test.razor.cs

using GWMS.Data.DTO;
using GWMS.UI.Data;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Components;
using Microsoft.JSInterop;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace GWMS.UI.Pages
{
    [AllowAnonymous]
    public partial class Test : ComponentBase, IDisposable
    {
        #region Private Fields

        private PlantDTO currRecord = null;

        private List<PlantDTO> ListRecords;

        #endregion Private Fields

        #region Protected Fields

        /// <summary>
        /// Valore PlantId filtrato da claim
        /// </summary>
        protected int ClaimPlantId = -1;

        #endregion Protected Fields

        #region Private Properties

        private bool isLoading { get; set; } = false;

        private bool ShowCharts { get; set; } = false;

        #endregion Private Properties

        #region Protected Properties

        [Inject]
        protected GWMSDataService DataService { get; set; }

        [Inject]
        protected IJSRuntime JSRuntime { get; set; }

        [Inject]
        protected MessageService MessageService { get; set; }

        [Inject]
        protected NavigationManager NavManager { get; set; }

        protected int totalCount
        {
            get
            {
                int answ = 0;
                if (ListRecords != null)
                {
                    answ = ListRecords.Count;
                }
                return answ;
            }
        }

        #endregion Protected Properties

        #region Private Methods

        /// <summary>
        /// Recupero Claims dell'utente...
        ///
        /// https://docs.microsoft.com/it-it/aspnet/core/blazor/security/?view=aspnetcore-5.0
        /// </summary>
        /// <returns></returns>
        private async Task GetClaimsData()
        {
            ClaimPlantId = 0;
        }

        private async Task ReloadAllData()
        {
            isLoading = true;
            ListRecords = null;
            await GetClaimsData();
            // se ho un plantId valido --> altrimenti non abilitato
            if (ClaimPlantId == 0)
            {
                ListRecords = await DataService.PlantsGetAll();
            }
            else if (ClaimPlantId > 0)
            {
                var rawData = await DataService.PlantsGetAll();
                ListRecords = rawData.Where(x => x.PlantId == ClaimPlantId).ToList();
            }
            else
            {
                ListRecords = new List<PlantDTO>();
            }
            isLoading = false;
        }

        #endregion Private Methods

        #region Protected Methods

        protected override async Task OnInitializedAsync()
        {
            MessageService.ShowSearch = false;
            MessageService.PageName = "Impianti";
            MessageService.PageIcon = "fas fa-gas-pump pr-2";
            MessageService.EA_SearchUpdated += OnSeachUpdated;
            await ReloadAllData();
        }

        protected void Select(PlantDTO selRecord)
        {
            // applico filtro da selezione
            currRecord = selRecord;
        }

        protected async Task UpdateData()
        {
            currRecord = null;
            await ReloadAllData();
        }

        #endregion Protected Methods

        #region Public Methods

        public void Dispose()
        {
            MessageService.EA_SearchUpdated -= OnSeachUpdated;
        }

        public async void OnSeachUpdated()
        {
            await UpdateData();
            StateHasChanged();
        }

        #endregion Public Methods
    }
}