using Microsoft.AspNetCore.Components;
using MP.MONO.Core;
using MP.MONO.Data;
using MP.MONO.Data.DbModels;

namespace MP.MONO.UI.Components
{
    public partial class MaintTaskPending
    {
        #region Public Fields

        public string dir = "";

        #endregion Public Fields

        #region Public Properties

        /// <summary>
        /// Abilita modalità compatta (solo x home)
        /// </summary>
        [Parameter]
        public bool compMode { get; set; } = false;

        /// <summary>
        /// Gestione evento x cambio modalità (pending/schedulati
        /// </summary>
        [Parameter]
        public EventCallback<bool> reqChangeMode { get; set; }

        #endregion Public Properties

        #region Protected Properties

        protected string bodyCss
        {
            get => compMode ? "p-1" : "";
        }

        protected string currMode
        {
            get => doSetup ? "Pending" : "Scheduled";
        }

        #endregion Protected Properties

        #region Protected Methods

        //private readonly IWebHostEnvironment _HostEnvironment;
        protected override async Task OnInitializedAsync()
        {
            //dir = _HostEnvironment.WebRootPath;
            await ReloadData();
            MaintPendingRefreshVetoMin = Configuration.GetValue<int>("OptPar:MaintPendingRefreshVetoMin");
            PercLim = Configuration.GetValue<int>("OptPar:MaintLimitPerc");
            MMDataService.maintPipe.EA_NewMessage += MaintPipe_EA_NewMessage;
        }

        #endregion Protected Methods

        #region Private Fields

        private int _MaxRecord = 1000;

        private bool doSetup = true;
        private DateTime LastUpdate = DateTime.Now.AddHours(-12);

        private List<PendingMaintModel>? ListRecords = null;

        // FARE!!! filtro macchina
        private int MachineId = 1;

        private int MaintPendingRefreshVetoMin = 10;

        /// <summary>
        /// Valore limite (in %) per permettere di chiudere un intervento
        /// </summary>
        private int PercLim = 50;

        /// <summary>
        /// Valore limite (in %) per indicare come rosso una scadenza
        /// </summary>
        private int redLim = 10;

        private List<PendingMaintModel>? SearchRecords = null;

        /// <summary>
        /// Valore limite (in %) per indicare come giallo una scadenza
        /// </summary>
        private int yelLim = 20;

        #endregion Private Fields

        #region Private Properties

        private int _currPage { get; set; } = 1;

        private int _limitDayPeriod { get; set; } = 7;

        private int _numRecord { get; set; } = 10;

        private int currPage
        {
            get => _currPage;
            set
            {
                if (_currPage != value)
                {
                    _currPage = value;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

        private int currSMTaskId { get; set; } = 0;

        private DateTime execDate { get; set; } = TimeUtils.DateRounded(DateTime.Now, 5, true);

        private string execName { get; set; } = "";

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

        private int LimitDayPeriod
        {
            get => _limitDayPeriod;
            set
            {
                if (_limitDayPeriod != value)
                {
                    _limitDayPeriod = value;
                    currPage = 1;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

        private int MaxRecord
        {
            get
            {
                return _MaxRecord;
            }
            set
            {
                if (_MaxRecord != value)
                {
                    _MaxRecord = value;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

        private int maxRemainHour
        {
            get => LimitDayPeriod * 24;
        }

        private string modalShow
        {
            get => showTaskConf ? "show" : "hide";
        }

        private int numRecord
        {
            get => _numRecord;
            set
            {
                if (_numRecord != value)
                {
                    _numRecord = value;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

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

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

        #endregion Private Properties

        #region Private Methods

        /// <summary>
        /// Solleva evento cambio modo (Pending/Scheduled)
        /// </summary>
        private void ChangeMode()
        {
            reqChangeMode.InvokeAsync(true);
        }

        private async Task ConfirmDone()
        {
            // se ho dataora ed esecutore...
            if (!string.IsNullOrEmpty(execName) && currSMTaskId > 0)
            {
                // salvo!
                bool fatto = await MMDataService.SchedMaintTaskSetDone(MachineId, currSMTaskId, execDate, execName);

                // rigenero!
                await RegenTask();

                // nascondo conferma
                ShowConfirm(0);
            }
        }

#if false
        string wwwroot = "";
        string file = "";
#endif

        private void ForceReload(int newNum)
        {
            numRecord = newNum;
        }

        private void ForceReloadPage(int newNum)
        {
            currPage = newNum;
        }

        private async void MaintPipe_EA_NewMessage(object? sender, EventArgs e)
        {
            PubSubEventArgs currArgs = (PubSubEventArgs)e;
            if (!string.IsNullOrEmpty(currArgs.newMessage))
            {
                // faccio un update al massimo ogni tot minuti (da config)
                if (DateTime.Now.Subtract(LastUpdate).TotalMinutes > MaintPendingRefreshVetoMin)
                {
                    LastUpdate = DateTime.Now;
                    await ReloadData();
                    await InvokeAsync(() =>
                    {
                        StateHasChanged();
                    });
                }
            }
        }

        private string pathFinder(int id)
        {
            //wwwroot = _environment.WebRootPath;
#if false
            file = Path.Combine(wwwroot, id + ".pdf");
#endif
            string answ = "";
            string path = "Docs/Maint/" + id + ".pdf";
            if (File.Exists("wwwroot/" + path))
            {
                answ = path;
            }
            else
            {
                path = "Docs/Maint/empty.pdf";
                answ = path;
            }
            return answ;
        }

        private async Task RegenTask()
        {
            await MMDataService.SchedMaintTaskCreateMissing(MachineId);
            await ReloadData();
        }

        private async Task ReloadData()
        {
            isLoading = true;
            ListRecords = null;
            await Task.Delay(1);
            SearchRecords = await MMDataService.SchedMaintTaskGetFilt(MachineId, maxRemainHour, 0, MaxRecord);
            ListRecords = SearchRecords.Skip(numRecord * (currPage - 1)).Take(numRecord).ToList();
            await Task.Delay(1);
            await Task.Delay(1);
            isLoading = false;
        }

        private void ShowConfirm(int SMTaskId)
        {
            showTaskConf = !showTaskConf;
            currSMTaskId = SMTaskId;
        }

        #endregion Private Methods

#if false
        private bool showParams = false;

        private void toggleShowParams()
        {
            showParams = !showParams;
        }
#endif
    }
}