using EgwCoreLib.Razor;
using EgwCoreLib.Razor.Data;
using GPW.CORE.Data.DbModels;
using GPW.CORE.Smart.Data;
using Microsoft.AspNetCore.Components;
using Microsoft.CodeAnalysis.CodeFixes;

namespace GPW.CORE.Smart.Components.Pages
{
    public partial class DayOff : IDisposable
    {
        #region Public Properties

        public CalendarModeEnum.modoControllo currMode { get; set; } = CalendarModeEnum.modoControllo.showCalendar;
        public int MoveBlock { get; set; } = 7;
        public int NumDays { get; set; } = 5;

        #endregion Public Properties

        #region Public Methods

        public void Dispose()
        {
            ListDate = new List<DateTime>();
            DateCFF = new Dictionary<DateTime, string>();
            eventList = new List<CalendarEvent>();
            GC.Collect();
        }

        #endregion Public Methods

        #region Protected Fields

        protected int anno = DateTime.Today.Year;
        protected DateTime dtMax = DateTime.Today.AddMonths(3);
        protected DateTime dtMin = DateTime.Today;
        protected List<DateTime> ListDate = new List<DateTime>();
        protected int numDays = 5;
        protected int numMesi = 3;

        #endregion Protected Fields

        #region Protected Properties

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

        [Inject]
        protected CoreSmartDataService CDService { get; set; } = null!;

        protected DateTime DtReq { get; set; } = DateTime.Today;
        protected List<CalendarEvent> EventListWeek { get; set; } = new List<CalendarEvent>();

        protected int idxDipendente
        {
            get => AppMServ.IdxDipendente;
        }

        #endregion Protected Properties

        #region Protected Methods

        protected async Task backToCal(bool isMode)
        {
            showDetail = false;
            await Task.Delay(1);
        }

        protected string btnSel(string bName)
        {
            bool answ = false;
            switch (bName)
            {
                case "FER":
                    answ = showFer;
                    break;

                case "MAL":
                    answ = showMal;
                    break;

                case "PER":
                    answ = showPer;
                    break;

                default:
                    break;
            }
            return answ ? "btn-primary" : "btn-secondary";
        }

        protected async Task ChangePeriod(int numStep)
        {
            ListDate = new List<DateTime>();
            await Task.Delay(1);
            DtReq = DtReq.AddDays(MoveBlock * numStep);
            ReloadWeekData();
            await Task.Delay(1);
        }

        protected override void OnInitialized()
        {
            initToggler();
        }

        protected override async Task OnParametersSetAsync()
        {
            await ReloadData();
        }

        protected void SetDayDetail(DateTime selDate)
        {
            var tmpDays = ListDate.Where(x => x.Equals(selDate)).ToList();
            var tmpEv = EventListWeek.Where(x => x.Inizio.Date.Equals(selDate)).ToList();
            // salvo valori simulati
            ListDate = tmpDays;
            EventListWeek = tmpEv;
        }

        protected async Task toggFer()
        {
            showFer = !showFer;
            await ReloadData();
            ReloadWeekData();
        }

        protected void toggleFiltEv()
        {
            showFiltEv = !showFiltEv;
        }

        protected async Task toggMal()
        {
            showMal = !showMal;
            await ReloadData();
            ReloadWeekData();
        }

        protected async Task toggPer()
        {
            showPer = !showPer;
            await ReloadData();
            ReloadWeekData();
        }

        #endregion Protected Methods

        #region Private Fields

        private Dictionary<DateTime, string> DateCFF = new Dictionary<DateTime, string>();
        private Dictionary<DateTime, string> DateRDip = new Dictionary<DateTime, string>();
        private List<CalendarEvent> eventList = new List<CalendarEvent>();
        private bool isLoading = false;

        #endregion Private Fields

        #region Private Properties

        private List<CalFesteFerieModel> ListFermateAzienda { get; set; } = new List<CalFesteFerieModel>();

        private List<RegMalattieModel> ListMalattie { get; set; } = new List<RegMalattieModel>();

        private List<RegRichiesteModel> ListRichiesteDip { get; set; } = new List<RegRichiesteModel>();

        [Inject]
        private MessageService MService { get; set; } = null!;

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

        private bool showFer { get; set; } = true;
        private bool showFiltEv { get; set; } = false;
        private bool showMal { get; set; } = true;
        private bool showMalattie { get; set; } = false;

        private bool showPer { get; set; } = true;
        private bool showRichieste { get; set; } = false;

        private Toggler.SelectGlobalToggle ToggleShow { get; set; } = new Toggler.SelectGlobalToggle();

        private Toggler.SelectGlobalToggle ToggleTipo { get; set; } = new Toggler.SelectGlobalToggle();

        #endregion Private Properties

        #region Private Methods

        private string colorByGiustStato(string codGiust, bool conf)
        {
            string answ = "#EDEDED";
            switch (codGiust)
            {
                case "PERM":
                    answ = conf ? "#9966DE" : "#CDAAFF";
                    break;

                case "FER":
                    answ = conf ? "#11CD44" : "#AAFFCD";
                    break;

                case "104":
                    answ = conf ? "#DE00AB" : "#FFAACD";
                    break;

                case "MAL":
                    answ = conf ? "#000" : "#696969";
                    break;

                default:
                    break;
            }
            return answ;
        }

        private string colorTextByGiustStato(string codGiust, bool conf)
        {
            string answ = "#EDEDED";
            switch (codGiust)
            {
                case "PERM":
                    answ = conf ? "#DEDEDE" : "#000000";
                    break;

                case "FER":
                    answ = conf ? "#FFFFFF" : "#000000";
                    break;

                case "104":
                    answ = conf ? "#DEDEDE" : "#000000";
                    break;

                case "MAL":
                    answ = conf ? "#DEDEDE" : "#ABABAB";
                    break;

                default:
                    break;
            }
            return answ;
        }

        private void DisplayDate(DateTime dtSel)
        {
            DtReq = dtSel;
            ReloadWeekData();
            showDetail = true;
            MService.ReportDateChange();
        }

        private async Task evTogShow(Toggler.SelectGlobalToggle newTogData)
        {
            ToggleShow = newTogData;
            showRichieste = !ToggleShow.isActive;
            await Task.Delay(1);
        }

        private async Task evTogTipo(Toggler.SelectGlobalToggle newTogData)
        {
            ToggleTipo = newTogData;
            showMalattie = !ToggleTipo.isActive;
            await Task.Delay(1);
        }

        private async Task ForceReloadCal()
        {
            await Task.Delay(1);
            await ReloadData();
        }

        private void initToggler()
        {
            ToggleTipo = new Toggler.SelectGlobalToggle()
            {
                leftString = "Malattie",
                rightString = "Ferie e Permessi",
                placardCss = "bg-light border-light text-dark",
            };
            ToggleShow = new Toggler.SelectGlobalToggle()
            {
                leftString = "Mostra Richieste",
                rightString = "Solo Calendario",
                placardCss = "bg-light border-light text-dark",
            };
        }

        private async void MService_EA_DipUpdated()
        {
            if (idxDipendente > 0)
            {
                await ReloadData();
                await Task.Delay(1);
                await InvokeAsync(StateHasChanged);
            }
        }

        private async Task ReloadData()
        {
            isLoading = true;
            int iCnt = 0;
            DateCFF = new Dictionary<DateTime, string>();
            eventList = new List<CalendarEvent>();
            DateTime oggi = DateTime.Today;
            // prendo mese prec x partenza
            dtMin = new DateTime(DtReq.Year, DtReq.Month, 1).AddMonths(-1);
            // prendo sempre 3 mesi (prec, corrente, successivo)
            dtMax = dtMin.AddMonths(numMesi);

            // dichiarazione codici CSS di base
            string cssFest = "bg-danger text-warning rounded-pill ";
            string cssChius = "bg-warning text-dark rounded-pill ";
            string cssRichFer = "bg-warning text-dark rounded-circle p-2";
            string cssRichPerm = "bg-info text-light rounded-circle p-2";
            string cssMal = "bg-dark text-light rounded-circle p-2";
            string cssTd = "bg-info text-dark rounded-pill";

            DateCFF.Add(DateTime.Today, cssTd);
            // recupero le fermate aziendali
            ListFermateAzienda = await CDService.CalFestFeriePeriodo(dtMin, dtMax);
            if (ListFermateAzienda.Count > 0)
            {
                string cssSpec = "";
                foreach (var item in ListFermateAzienda)
                {
                    cssSpec = item.codGiust == "FEST" ? cssFest : cssChius;
                    if (!DateCFF.ContainsKey(item.data))
                    {
                        if (item.data.DayOfWeek != DayOfWeek.Saturday && item.data.DayOfWeek != DayOfWeek.Sunday)
                        {
                            DateCFF.Add(item.data, cssSpec);
                        }
                    }

                    eventList.Add(new CalendarEvent()
                    {
                        id = iCnt++,
                        Inizio = item.data.Date.AddHours(9),
                        Fine = item.data.Date.AddHours(19),
                        Type = item.codGiust,
                        Description = item.descrizione,
                        CssClass = item.codGiust == "FEST" ? "blockFest" : "blockChius"
                    });
                }
            }

            // recupero e converto le richieste dipendente... RAGGUPPANDOLE
            ListRichiesteDip = await CDService.RegRichiesteGetByDip(0, dtMin, dtMax);
            if (ListRichiesteDip.Count > 0)
            {
                string cssSpec = "";
                DateTime dtIns = DateTime.Today;
                foreach (var item in ListRichiesteDip)
                {
                    // verifico se abilitato per tipo
                    if ((item.CodGiust == "FER" && showFer) || (showPer && item.CodGiust != "FER"))
                    {
                        switch (item.CodGiust)
                        {
                            case "PERM":
                            case "104":
                                cssSpec = cssRichPerm;
                                break;

                            case "FER":
                                cssSpec = cssRichFer;
                                break;

                            default:
                                break;
                        }
                        // aggiungo x tutte le date richieste...
                        int numGG = item.DtEnd.Subtract(item.DtStart).Days + 1;
                        for (int i = 0; i < numGG; i++)
                        {
                            dtIns = item.DtStart.Date.AddDays(i);
                            if (!DateRDip.ContainsKey(dtIns))
                            {
                                DateRDip.Add(dtIns, cssSpec);
                            }
                        }
                        string css = "";
                        DateTime dtFine = item.DtEnd;
                        if (item.CodGiust == "PERM")
                        {
                            css = "blockPerm";
                        }
                        else if (item.CodGiust == "104")
                        {
                            css = "block104";
                        }
                        else if (item.CodGiust == "FER")
                        {
                            css = "blockFerie";
                        }

                        if (item.CodGiust == "FER")
                        {
                            for (int i = 0; i < numGG; i++)
                            {
                                var dtEvInizio = item.DtStart.AddDays(i).AddHours(9);
                                var dtEvFine = item.DtStart.AddDays(i).AddHours(19);
                                var evDescr = item.DipNav.Abbrev;// $"{item.DipNav.Nome.Substring(0, 1)}. {item.DipNav.Cognome}";
                                // 2024.08.27 cerco se esistesse già...
                                var prevRec = eventList
                                            .Where(x => x.Inizio == dtEvInizio && x.Fine == dtEvFine && x.Type == item.CodGiust)
                                            .FirstOrDefault();
                                // se manca aggiungo
                                if (prevRec == null)
                                {
                                    eventList.Add(new CalendarEvent()
                                    {
                                        id = iCnt++,
                                        Inizio = item.DtStart.AddDays(i).AddHours(9),
                                        Fine = item.DtStart.AddDays(i).AddHours(19),
                                        Description = evDescr,
                                        Type = item.CodGiust,
                                        CssClass = css
                                    });
                                }
                                // altrimenti accodo....
                                else
                                {
                                    prevRec.Description += $", {evDescr}";
                                }
                            }
                        }
                        else
                        {
                            var evDescr = item.DipNav.Abbrev;
                            eventList.Add(new CalendarEvent()
                            {
                                id = iCnt++,
                                Inizio = item.DtStart.Hour > 0 ? item.DtStart : item.DtStart.AddHours(9),
                                Fine = item.DtEnd.Hour > 0 ? item.DtEnd : item.DtStart.AddHours(19),
                                Type = item.CodGiust,
                                Description = item.DipNav.Abbrev,
                                CssClass = css
                            });
                        }
                    }
                }
            }
            if (showMal)
            {
                // recupero e converto le malattie...
                ListMalattie = await CDService.RegMalattieGetAll(100);
                if (ListMalattie.Count > 0)
                {
                    string cssSpec = cssMal;
                    DateTime dtIns = DateTime.Today;
                    foreach (var item in ListMalattie)
                    {
                        // aggiungo x tutte le date richieste...
                        for (int i = 0; i < item.NumGG; i++)
                        {
                            dtIns = item.DtInizio.Date.AddDays(i - 1);
                            if (!DateRDip.ContainsKey(dtIns))
                            {
                                DateRDip.Add(dtIns, cssSpec);
                            }
                        }
                        // esplosione malattie...
                        for (int i = 0; i < item.NumGG; i++)
                        {
                            eventList.Add(new CalendarEvent()
                            {
                                id = iCnt++,
                                Inizio = item.DtInizio.AddDays(i).AddHours(9),
                                Fine = item.DtInizio.AddDays(i).AddHours(19),
                                Title = "MAL",
                                Description = $"{item.DipNav.Nome.Substring(0, 1)}. {item.DipNav.Cognome}",
                                Type = "MAL",
                                ToolTip = "MAL",
                                CssClass = "blockMal"
                            });
                        }
                    }
                }
            }
            isLoading = false;
            await Task.Delay(1);
        }

        private async Task ReloadMonth(DateTime dtSel)
        {
            DtReq = dtSel;
            MService.targetDate = dtSel;
            showDetail = false;
            await ReloadData();
            await Task.Delay(1);
            MService.ReportDateChange();
        }

        private void ReloadWeekData()
        {
            ListDate = new List<DateTime>();
            EventListWeek = new List<CalendarEvent>();
            int nWeek = DtReq.DayOfWeek - DayOfWeek.Monday;
            if (NumDays < 5 || NumDays > 7)
            {
                nWeek = 0;
            }
            for (int i = 0; i < NumDays; i++)
            {
                ListDate.Add(DtReq.AddDays(i - nWeek));
            }
            // ciclo giorno x giorno e controllo se devo "ritardare" x visualizzare...
            EventListWeek = eventList.Where(x => ListDate.Contains(x.Inizio.Date)).ToList();
        }

        #endregion Private Methods
    }
}