mapo-core/MP.Stats/Components/ModalSearchMacc.razor.cs

using Microsoft.AspNetCore.Components;
using MP.Data.DbModels;
using MP.Stats.Data;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace MP.Stats.Components
{
    public partial class ModalSearchMacc
    {
        #region Public Properties

        [Parameter]
        public List<AutocompleteModel> AllRecords { get; set; } = null!;

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

        [Parameter]
        public EventCallback<List<string>> EC_ListUpdated { get; set; }

        [Parameter]
        public int MaxSelection { get; set; } = 6;

        #endregion Public Properties

        #region Protected Properties

        protected string CssClear
        {
            get => currList == null || currList.Count == 0 ? "btn-outline-secondary" : "btn-primary";
        }

        protected string CssReset
        {
            get => string.IsNullOrEmpty(SearchVal) ? "btn-outline-secondary" : "btn-primary";
        }

        protected List<AutocompleteModel> ListRecords { get; set; } = null!;
        protected List<AutocompleteModel> SearchRecords { get; set; } = null!;

        protected string ListSelected
        {
            get => currList != null && currList.Count > 0 ? string.Join(", ", currList) : "-- nessuna selezione --";
        }

        protected int numSelected
        {
            get => currList.Count;
        }

        protected string SearchVal
        {
            get => _searchVal;
            set
            {
                if (_searchVal != value)
                {
                    _searchVal = value;
                    ReloadData();
                }
            }
        }

        #endregion Protected Properties

        #region Protected Methods

        protected void ClearSel()
        {
            currList.Clear();
        }

        protected override void OnParametersSet()
        {
            ReloadData();
        }

        protected void ReloadData()
        {
            // ricerca
            SearchRecords = AllRecords
                            .Where(x => string.IsNullOrEmpty(SearchVal) || x.LabelField.Contains(SearchVal, System.StringComparison.InvariantCultureIgnoreCase))
                            .ToList();
            totalCount = SearchRecords.Count;

            // paginazione
            ListRecords = SearchRecords
                            .Skip(numRecord * (currPage - 1))
                            .Take(numRecord)
                            .ToList();
        }

        protected void ResetSearch()
        {
            SearchVal = "";
            ReloadData();
        }

        protected void SetNumRec(int newNum)
        {
            numRecord = newNum;
            ReloadData();
        }

        protected void SetPage(int newNum)
        {
            currPage = newNum;
            ReloadData();
        }

        protected async Task ToggleSel(string newVal)
        {
            if (!currList.Contains(newVal))
            {
                currList.Add(newVal);
            }
            else
            {
                currList.Remove(newVal);
            }
            // riordino
            currList = currList.OrderBy(x => x).ToList();
#if false
            // sollevo evento notifica
            await EC_ListUpdated.InvokeAsync(currList); 
#endif
        }

        #endregion Protected Methods

        #region Private Fields

        private string _searchVal = "";
        private List<string> currList = new List<string>();
        private int currPage = 1;
        private int numRecord = 10;
        private int totalCount = 0;

        #endregion Private Fields

        #region Private Methods

        private async Task SearchMaccToggle()
        {
            await EC_ListUpdated.InvokeAsync(currList);
            await EC_CloseSearch.InvokeAsync(true);
        }

        #endregion Private Methods
    }
}