using _0_Framework.Application;
using _0_Framework.Domain.CustomizeCheckoutShared.Base;
using _0_Framework.Domain.CustomizeCheckoutShared.Enums;
using _0_Framework.Domain.CustomizeCheckoutShared.ValueObjects;
using _0_Framework.InfraStructure;
using Company.Domain.CustomizeWorkshopEmployeeSettingsAgg.Entities;
using Company.Domain.EmployeeAgg;
using Company.Domain.RollCallAgg;
using Company.Domain.RollCallEmployeeAgg;
using Company.Domain.WorkshopAgg;
using CompanyManagment.App.Contracts.HolidayItem;
using CompanyManagment.App.Contracts.RollCall;
using MD.PersianDateTime.Standard;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.Globalization;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using _0_Framework.Exceptions;
using OfficeOpenXml.Packaging.Ionic.Zip;


namespace CompanyManagment.EFCore.Repository;

public class RollCallRepository : RepositoryBase<long, RollCall>, IRollCallRepository
{
    private readonly CompanyContext _context;
    private readonly IHolidayItemApplication _holidayItemApplication;
    private readonly IWorkshopRepository _workshopRepository;
    private readonly IRollCallMandatoryRepository _rollCallMandatoryRepository;

    public RollCallRepository(CompanyContext context, IHolidayItemApplication holidayItemApplication,
        IAuthHelper authHelper, IWorkshopRepository workshopRepository,
        IRollCallMandatoryRepository rollCallMandatoryRepository) : base(context)
    {
        _context = context;
        _holidayItemApplication = holidayItemApplication;
        _workshopRepository = workshopRepository;
        _rollCallMandatoryRepository = rollCallMandatoryRepository;
    }


    #region Pooya

    //حضور غیاب گروهی از پرسنل برای پرینت گروهی فیش حقوقی غیر رسمی موقت
    public List<PersonnelCheckoutDailyRollCallViewModel> GetEmployeeRollCallsInDates(IEnumerable<long> employeeIds,
        long workshopId, DateTime start, DateTime end)
    {
        var rollCalls = _context.RollCalls.Where(x =>
            employeeIds.Contains(x.EmployeeId) && workshopId == x.WorkshopId && x.StartDate != null &&
            x.EndDate != null &&
            x.ShiftDate.Date >= start && x.ShiftDate.Date <= end).ToList();

        int dateRange = (int)(end - start).TotalDays + 1;

        var completeDaysList = Enumerable.Range(0, dateRange).Select(offset => start.AddDays(offset).Date);

        List<PersonnelCheckoutDailyRollCallViewModel> result = new();
        foreach (var employeeId in employeeIds)
        {
            var absentRecords = completeDaysList.Where(x =>
                    !rollCalls.Any(y => y.EmployeeId == employeeId && x.Date.Date == y.ShiftDate.Date))
                .Select(x => new CheckoutDailyRollCallViewModel()
                {
                    StartDate1 = null,
                    EndDate1 = null,
                    DateTimeGr = x.Date.Date,
                    DayOfWeek = x.Date.DayOfWeek.ToString(),
                    RollCallDateFa = x.Date.ToFarsi()
                });
            var presentDays = rollCalls.Where(x => x.EmployeeId == employeeId).GroupBy(x => x.ShiftDate.Date)
                .Select(x =>
                {
                    var orderedRollcalls = x.OrderBy(y => y.ShiftDate);
                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = orderedRollcalls.FirstOrDefault().StartDate.Value.ToString("HH:mm"),
                        EndDate1 = orderedRollcalls.FirstOrDefault().EndDate.Value.ToString("HH:mm"),

                        StartDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.StartDate?.ToString("HH:mm") ?? "",
                        EndDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.EndDate?.ToString("HH:mm") ?? "",

                        TotalhourseSpan =
                            new TimeSpan(x.Where(y => y.EndDate != null)
                                .Sum(y => (y.EndDate - y.StartDate)!.Value.Ticks)),
                        DayOfWeek = x.Key.DayOfWeek.DayOfWeeKToPersian(),
                        RollCallDateFa = x.Key.Date.ToFarsi(),
                        DateTimeGr = x.Key.Date,
                        IsSliced = x.Count() > 2
                    };
                });
            presentDays = presentDays.Select(x => new CheckoutDailyRollCallViewModel
            {
                StartDate1 = x.StartDate1,
                EndDate1 = x.EndDate1,
                EndDate2 = x.EndDate2,
                StartDate2 = x.StartDate2,
                TotalWorkingHours = $"{(int)(x.TotalhourseSpan.TotalHours)}:{x.TotalhourseSpan.Minutes.ToString("00")}",
                DayOfWeek = x.DayOfWeek,
                RollCallDateFa = x.RollCallDateFa,
                DateTimeGr = x.DateTimeGr,
                IsSliced = x.IsSliced
            });

            List<CheckoutDailyRollCallViewModel> checkoutDailyRollCalls =
                presentDays.Concat(absentRecords).OrderBy(x => x.DateTimeGr).ToList();


            var resultItem = new PersonnelCheckoutDailyRollCallViewModel()
            {
                EmployeeId = employeeId,
                WorkshopId = workshopId,
                DailyRollCalls = checkoutDailyRollCalls
            };
            result.Add(resultItem);
        }


        return result;
    }

    //قطع شده توسط سیستم
    public List<RollCallsByDateViewModel> GetRollCallWorkFlowsCutByBgService(long workshopId, DateTime start,
        DateTime end)
    {
        var personnelCode = _context.PersonnelCodeSet.Where(x => x.WorkshopId == workshopId);

        var rollCalls = _context.RollCalls
            .Where(x => personnelCode.Any(y => y.EmployeeId == x.EmployeeId) &&
                        x.RollCallModifyType == RollCallModifyType.CutByBgService && x.WorkshopId == workshopId &&
                        x.ShiftDate.Date >= start.Date && x.ShiftDate.Date <= end.Date).ToList();

        var names = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId)
            .Select(x => new { x.EmployeeId, x.WorkshopId, x.EmployeeFullName }).ToList();


        return rollCalls.GroupBy(x => x.ShiftDate.Date)
            .Select(g => new RollCallsByDateViewModel()
            {
                DateGr = g.Key,
                DateFa = g.Key.ToFarsi(),
                ActiveEmployees = g.Select(x => new RollCallViewModel()
                {
                    EmployeeId = x.EmployeeId,
                    EmployeeFullName = names.FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?.EmployeeFullName ?? "",
                    WorkshopId = x.WorkshopId,
                    Id = x.id,
                    StartDate = x.StartDate,
                    EndDate = x.EndDate
                })
            })
            .ToList();
    }

    //حضور غیاب در پرینت فیش حقوقی رسمی
    public List<CheckoutDailyRollCallViewModel> GetEmployeeRollCallsForMonth(long employeeId, long workshopId,
        DateTime startMonthDay, DateTime endMonthDay)
    {
        var firstDayOfMonth = $"{startMonthDay.ToFarsi().Substring(0, 8)}01".ToGeorgianDateTime();
        var endFarvardin = "1404/01/31".ToGeorgianDateTime();
        //گرفتن ساعت استراحت پرسنل از تنظیمات

        #region breakTime

        BaseCustomizeEntity settings = _context.CustomizeWorkshopEmployeeSettings.AsSplitQuery().FirstOrDefault(x =>
            x.WorkshopId == workshopId && x.EmployeeId == employeeId);
        //اگر ساعت استراحت پرسنل وجود نداشت صفر است
        var breakTime = settings == null ? new BreakTime(false, new TimeOnly()) : settings.BreakTime;

        #endregion

        var rollCalls = _context.RollCalls.Where(x =>
            x.EmployeeId == employeeId && x.WorkshopId == workshopId && x.StartDate != null && x.EndDate != null &&
            x.RollCallModifyType != RollCallModifyType.Undefined &&
            x.ShiftDate.Date >= startMonthDay && x.ShiftDate.Date <= endMonthDay).ToList();


        var leaves = _context.LeaveList.Where(x =>
            x.WorkshopId == workshopId && x.EmployeeId == employeeId && x.EndLeave.Date >= startMonthDay.Date &&
            x.StartLeave.Date <= endMonthDay.Date).ToList();

        var year = Convert.ToInt32(firstDayOfMonth.ToFarsi().Substring(0, 4));
        var month = Convert.ToInt32(firstDayOfMonth.ToFarsi().Substring(5, 2));
        var firstDayOfCurrentMonth = new DateTime(year, month, 1, new PersianCalendar());


        if (month == 12)
        {
            year += 1;
            month = 1;
        }
        else
            month += 1;

        var nextMonthDate = new DateTime(year, month, 1, new PersianCalendar());

        var lastDayOfCurrentMonth = nextMonthDate.AddDays(-1);

        int dateRange = (int)(lastDayOfCurrentMonth - firstDayOfCurrentMonth).TotalDays + 1;

        var holidays = _holidayItemApplication.Search(new HolidayItemSearchModel()
        {
            HolidayYear = startMonthDay.ToFarsiYear()
        });
        //all the dates from start to end, to be compared with present days to get absent dates
        var completeDaysList = Enumerable.Range(0, dateRange)
            .Select(offset => firstDayOfCurrentMonth.AddDays(offset).Date).ToList();

        var absentRecords = completeDaysList
            .ExceptBy(rollCalls.Select(x => x.ShiftDate.Date), y => y.Date)
            .Select(x =>
            {
                var leave = leaves.FirstOrDefault(y =>
                    y.EmployeeId == employeeId && y.EndLeave.Date >= x.Date && y.StartLeave.Date <= x.Date);
                var isHoliday = holidays.Any(y => y.HolidaydateGr == x.Date);
                var isFriday = x.Date.DayOfWeek == DayOfWeek.Friday;
                var isNormalWorkingDay = isHoliday == false && isFriday == false;
                return new CheckoutDailyRollCallViewModel()
                {
                    StartDate1 = null,
                    EndDate1 = null,
                    DateTimeGr = x.Date,
                    DayOfWeek = x.Date.DayOfWeek.ToString(),
                    RollCallDateFa = x.Date.ToFarsi(),
                    LeaveType = leave != null ? leave.LeaveType : "",
                    IsAbsent = leave == null && isNormalWorkingDay
                };
            });

        var presentDays = rollCalls.GroupBy(x => x.ShiftDate.Date).Select(x =>
        {
            var orderedRollcalls = x.OrderBy(y => y.ShiftDate);

            var rollCallTimeSpanPerDay =
                new TimeSpan(x.Where(y => y.EndDate != null).Sum(y => (y.EndDate - y.StartDate)!.Value.Ticks));
            TimeSpan breakTimePerDay;
            if (startMonthDay > endFarvardin)
                breakTimePerDay =
                    RollCallMandatoryRepository.CalculateBreakTime(x.First().BreakTimeSpan, rollCallTimeSpanPerDay);
            else
                breakTimePerDay = RollCallMandatoryRepository.CalculateBreakTime(breakTime, rollCallTimeSpanPerDay);

            return new CheckoutDailyRollCallViewModel()
            {
                StartDate1 = orderedRollcalls.FirstOrDefault().StartDate.Value.ToString("HH:mm"),
                EndDate1 = orderedRollcalls.FirstOrDefault().EndDate.Value.ToString("HH:mm"),

                StartDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.StartDate?.ToString("HH:mm") ?? "",
                EndDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.EndDate?.ToString("HH:mm") ?? "",

                TotalhourseSpan = rollCallTimeSpanPerDay - breakTimePerDay,

                BreakTimeTimeSpan = breakTimePerDay,

                DayOfWeek = x.Key.DayOfWeek.DayOfWeeKToPersian(),
                RollCallDateFa = x.Key.Date.ToFarsi(),
                DateTimeGr = x.Key.Date,
                IsSliced = x.Count() > 2,
                IsAbsent = false
            };
        });


        presentDays = presentDays.Select(x => new CheckoutDailyRollCallViewModel
        {
            StartDate1 = x.StartDate1,
            EndDate1 = x.EndDate1,
            EndDate2 = x.EndDate2,
            StartDate2 = x.StartDate2,
            TotalWorkingHours = $"{(int)(x.TotalhourseSpan.TotalHours)}:{x.TotalhourseSpan.Minutes.ToString("00")}",
            BreakTimeString = $"{(int)(x.BreakTimeTimeSpan.TotalHours)}:{x.BreakTimeTimeSpan.Minutes.ToString("00")}",
            TotalhourseSpan = x.TotalhourseSpan,
            BreakTimeTimeSpan = x.BreakTimeTimeSpan,
            DayOfWeek = x.DayOfWeek,
            RollCallDateFa = x.RollCallDateFa,
            DateTimeGr = x.DateTimeGr,
            IsSliced = x.IsSliced,
            IsAbsent = false
        });

        var result = presentDays.Concat(absentRecords).OrderBy(x => x.DateTimeGr).ToList();
        result.ForEach(x =>
        {
            x.IsHoliday = holidays.Any(y => x.DateTimeGr.Date == y.HolidaydateGr.Date);
            x.IsFriday = x.DateTimeGr.DayOfWeek == DayOfWeek.Friday;
        });

        return result;
    }

    //محاسبه کارکرد پرسنل در هنگام جستجو
    public TimeSpan GetEmployeeRollCallTimeSpanForDuration(long employeeId, long workshopId, DateTime start,
        DateTime end)
    {
        var rollCalls = _context.RollCalls.Where(x =>
            x.EmployeeId == employeeId && x.WorkshopId == workshopId && x.StartDate != null && x.EndDate != null &&
            x.RollCallModifyType != RollCallModifyType.Undefined &&
            x.ShiftDate.Date >= start && x.ShiftDate.Date <= end).ToList();


        return new TimeSpan(rollCalls.Sum(x => (x.EndDate - x.StartDate).Value.Ticks));
    }

    //حضور غیاب گروهی از پرسنل برای پرینت گروهی فیش حقوقی غیر رسمی نهایی
    public List<PersonnelCheckoutDailyRollCallViewModel> GetEmployeeRollCallsForMonth(IEnumerable<long> employeeIds,
        long workshopId, DateTime start, DateTime end)
    {
        if (workshopId == 170)
            return GetEmployeeRollCallsForMonthForKababMahdi(employeeIds, workshopId, start, end);

        var rollCalls = _context.RollCalls.Where(x =>
            employeeIds.Contains(x.EmployeeId) && workshopId == x.WorkshopId && x.StartDate != null &&
            x.EndDate != null && x.RollCallModifyType != RollCallModifyType.Undefined &&
            x.ShiftDate.Date >= start && x.ShiftDate.Date <= end).ToList();

        var leaves = _context.LeaveList.Where(x =>
            x.WorkshopId == workshopId && employeeIds.Contains(x.EmployeeId) && x.EndLeave.Date >= start.Date &&
            x.StartLeave.Date <= end.Date).ToList();

        var year = Convert.ToInt32(start.ToFarsi().Substring(0, 4));
        var month = Convert.ToInt32(start.ToFarsi().Substring(5, 2));
        var firstDayOfCurrentMonth = new DateTime(year, month, 1, new PersianCalendar());


        if (month == 12)
        {
            year += 1;
            month = 1;
        }
        else
            month += 1;

        var nextMonthDate = new DateTime(year, month, 1, new PersianCalendar());

        var lastDayOfCurrentMonth = nextMonthDate.AddDays(-1);

        int dateRange = (int)(lastDayOfCurrentMonth - firstDayOfCurrentMonth).TotalDays + 1;
        var employeeSettingsList =
            _context.CustomizeWorkshopEmployeeSettings.AsSplitQuery().Where(x => x.WorkshopId == workshopId).ToList();
        var holidays = _holidayItemApplication.Search(new HolidayItemSearchModel()
        {
            HolidayYear = start.ToFarsiYear()
        });
        //all the dates from start to end, to be compared with present days to get absent dates
        var completeDaysList = Enumerable.Range(0, dateRange).Select(offset => start.AddDays(offset).Date).ToList();


        List<PersonnelCheckoutDailyRollCallViewModel> result = new();
        foreach (var employeeId in employeeIds)
        {
            var settings = employeeSettingsList.FirstOrDefault(x => x.EmployeeId == employeeId);
            var worksInFriday = settings.FridayWork != FridayWork.Default;
            var worksInHolidays = settings.HolidayWork != HolidayWork.Default;
            var absentRecords = completeDaysList.Where(x =>
                    !rollCalls.Any(y => y.EmployeeId == employeeId && x.Date.Date == y.ShiftDate.Date))
                .Select(x =>
                {
                    var leave = leaves.FirstOrDefault(y =>
                        y.EmployeeId == employeeId && y.EndLeave.Date >= x.Date && y.StartLeave.Date <= x.Date);
                    var isHoliday = holidays.Any(y => y.HolidaydateGr == x.Date);
                    var isFriday = x.Date.DayOfWeek == DayOfWeek.Friday;
                    var isNormalWorkingDay = isHoliday == false && isFriday == false;
                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = null,
                        EndDate1 = null,
                        DateTimeGr = x.Date,
                        DayOfWeek = x.Date.DayOfWeek.ToString(),
                        RollCallDateFa = x.Date.ToFarsi(),
                        LeaveType = leave != null ? leave.LeaveType : "",
                        IsAbsent = leave == null && (isNormalWorkingDay ||
                                                     (worksInFriday && x.Date.DayOfWeek == DayOfWeek.Friday) ||
                                                     (worksInHolidays && isHoliday))
                    };
                });
            var presentDays = rollCalls.Where(x => x.EmployeeId == employeeId).GroupBy(x => x.ShiftDate.Date)
                .Select(x =>
                {
                    var orderedRollcalls = x.OrderBy(y => y.StartDate!.Value).ToList();
                    var firstRollCall = orderedRollcalls.FirstOrDefault();
                    var secondRollCall = orderedRollcalls.Skip(1).FirstOrDefault();
                    //این برای این هست که ببینه اگر که این شخص گردشی بوده و دوبار وارد در دو شیفت مختلف وارد شده شیفت دوم تاثیر نخواهد گذاشت
                    //منطق کباب مهدی!!!!

                    #region SecondTimeDiff

                    var hasSecondTimeDiff = false;
                    if (settings.WorkshopShiftStatus == WorkshopShiftStatus.Rotating)
                    {
                        if (firstRollCall != null && secondRollCall != null)
                        {
                            var firstShift = FindRotatingShift(firstRollCall.StartDate.Value,
                                firstRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            var secondShift = FindRotatingShift(secondRollCall.StartDate.Value,
                                secondRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            if (firstShift.start == secondShift.start && firstShift.end == secondShift.end)
                            {
                                hasSecondTimeDiff = true;
                            }
                        }
                    }
                    else
                    {
                        hasSecondTimeDiff = true;
                    }

                    #endregion

                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = firstRollCall?.StartDate?.ToString("HH:mm"),
                        EndDate1 = firstRollCall?.EndDate?.ToString("HH:mm"),

                        StartDate2 = secondRollCall?.StartDate?.ToString("HH:mm") ?? "",
                        EndDate2 = secondRollCall?.EndDate?.ToString("HH:mm") ?? "",

                        TotalhourseSpan =
                            new TimeSpan(x.Where(y => y.EndDate != null)
                                .Sum(y => (y.EndDate - y.StartDate)!.Value.Ticks)),
                        DayOfWeek = x.Key.DayOfWeek.DayOfWeeKToPersian(),
                        RollCallDateFa = x.Key.Date.ToFarsi(),
                        DateTimeGr = x.Key.Date,
                        IsSliced = x.Count() > 2,
                        IsAbsent = false,
                        EnterDifferencesMinutes1 =
                            firstRollCall != null && firstRollCall.LateEntryDuration > TimeSpan.Zero
                                ? CalculateEntryMinuteDifference(firstRollCall.EarlyEntryDuration,
                                    firstRollCall.LateEntryDuration)
                                : "",
                        ExitDifferencesMinutes1 =
                            firstRollCall != null && firstRollCall.EarlyExitDuration > TimeSpan.Zero
                                ? CalculateExitMinuteDifference(firstRollCall.EarlyExitDuration,
                                    firstRollCall.LateExitDuration)
                                : "",

                        EnterDifferencesMinutes2 = secondRollCall != null &&
                                                   secondRollCall.LateEntryDuration > TimeSpan.Zero && hasSecondTimeDiff
                            ? CalculateEntryMinuteDifference(secondRollCall.EarlyEntryDuration,
                                secondRollCall.LateEntryDuration)
                            : "",
                        ExitDifferencesMinutes2 = secondRollCall != null &&
                                                  secondRollCall.EarlyExitDuration > TimeSpan.Zero && hasSecondTimeDiff
                            ? CalculateExitMinuteDifference(secondRollCall.EarlyExitDuration,
                                secondRollCall.LateExitDuration)
                            : ""
                    };
                });
            presentDays = presentDays.Select(x => new CheckoutDailyRollCallViewModel
            {
                StartDate1 = x.StartDate1,
                EndDate1 = x.EndDate1,
                EndDate2 = x.EndDate2,
                StartDate2 = x.StartDate2,
                TotalWorkingHours = $"{(int)(x.TotalhourseSpan.TotalHours)}:{x.TotalhourseSpan.Minutes.ToString("00")}",
                DayOfWeek = x.DayOfWeek,
                RollCallDateFa = x.RollCallDateFa,
                DateTimeGr = x.DateTimeGr,
                IsSliced = x.IsSliced,
                IsAbsent = false,
                EnterDifferencesMinutes1 = x.EnterDifferencesMinutes1,
                ExitDifferencesMinutes1 = x.ExitDifferencesMinutes1,
                EnterDifferencesMinutes2 = x.EnterDifferencesMinutes2,
                ExitDifferencesMinutes2 = x.ExitDifferencesMinutes2
            });

            List<CheckoutDailyRollCallViewModel> checkoutDailyRollCalls =
                presentDays.Concat(absentRecords).OrderBy(x => x.DateTimeGr).ToList();

            checkoutDailyRollCalls.ForEach(x =>
            {
                x.IsFriday = x.DateTimeGr.DayOfWeek == DayOfWeek.Friday;
                x.IsHoliday = holidays.Any(y => y.HolidaydateGr == x.DateTimeGr);
            });
            var resultItem = new PersonnelCheckoutDailyRollCallViewModel()
            {
                EmployeeId = employeeId,
                WorkshopId = workshopId,
                DailyRollCalls = checkoutDailyRollCalls
            };
            result.Add(resultItem);
        }


        return result;
    }

    private string CalculateExitMinuteDifference(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return "-";
        }
        else if (late != TimeSpan.Zero)
        {
            var minutes = late.TotalMinutes > 999 ? "999" : late.TotalMinutes.ToString();
            return $"{minutes}+";
        }
        else if (early != TimeSpan.Zero)
        {
            var minutes = early.TotalMinutes > 999 ? "999" : early.TotalMinutes.ToString();
            return $"{minutes}-";
        }
        else
        {
            return $"";
        }
    }

    private string CalculateEntryMinuteDifference(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return "-";
        }
        else if (late != TimeSpan.Zero)
        {
            var minutes = late.TotalMinutes > 999 ? "999" : late.TotalMinutes.ToString();
            return $"{minutes}-";
        }
        else if (early != TimeSpan.Zero)
        {
            var minutes = early.TotalMinutes > 999 ? "999" : early.TotalMinutes.ToString();
            return $"{minutes}+";
        }
        else
        {
            return $"";
        }
    }

    //خواسته کارفرما: هنگام جستجوی کارمند حضور غیاب های فرد در قالب های یک ماهه ظاهر شوند
    //این قالب ها متناسب با جستجوی کاربر، یا حضور غیاب های موجود، ممکن است بازه ای کمتر از یک ماه را شامل باشد
    //صورت گیرد AJAX ضمنا چون دیتا سینگین است 
    // میدهد و سپس در جواب سرور ایندکس تاریخ بعدی را بدست می آورد و در ایجکس بعدی قرار میدهد NULL پیاده سازی: فرانت بار اول ایندکس تاریخ را
    // باشد یعنی قبل از این تاریخ دیگر فعالیتی نداشته NULL اگر در جواب سرور ایندکس تاریخ 
    /// <summary>
    /// جستجوی سوابق حضور غیاب بر اساس کارمند
    /// </summary>
    public EmployeeRollCallsByMonthViewModel GetEmployeeRollCallsHistory(long employeeId, long workshopId,
        DateTime? startDateTime, DateTime? endDateTime, DateTime? exactDateTime, DateTime? dateIndex)
    {
        // اگر کد پرسنلی نداشت نباید چیزی نشان ندهد
        if (!_context.PersonnelCodeSet.Any(x => x.EmployeeId == employeeId && x.WorkshopId == workshopId))
            return new();

        //get RollCallEmployee and RollCallEmployeeStatus for that employee in that workshop
        var employeeRollCallStatuses = _context.RollCallEmployees.Include(x => x.EmployeesStatus)
            .FirstOrDefault(x => x.EmployeeId == employeeId && x.WorkshopId == workshopId);

        //if no status was found return empty
        if (employeeRollCallStatuses == null || employeeRollCallStatuses.EmployeesStatus == null ||
            !employeeRollCallStatuses.EmployeesStatus.Any())
            return new();

        //this list will have all the months which employee was active in, remember this doesn't have statuses, 
        //just the list of months which user had activity in
        var activeMonths = new List<PersianDateTime>();

        //filling the list
        foreach (var status in employeeRollCallStatuses.EmployeesStatus)
        {
            var persianEndDate = new PersianDateTime(status.EndDate.Date);
            var persianStartDate = new PersianDateTime(status.StartDate.Date);

            var persianStartFirstDayOfMonth = new PersianDateTime(persianStartDate.Year, persianStartDate.Month, 1);

            for (PersianDateTime start = persianStartFirstDayOfMonth;
                 start <= persianEndDate && start < PersianDateTime.Today.Date;
                 start = start.AddMonths(1))
            {
                activeMonths.Add(start);
            }
        }

        //might have duplicated records, this is the reason for distinct
        var activeMonthsList = activeMonths.OrderByDescending(x => x.Date).Distinct().ToList();

        PersianDateTime startSearch = new();
        PersianDateTime endSearch = new();

        //if search has these parameters below
        if (startDateTime.HasValue && endDateTime.HasValue)
        {
            //change them to persian date time and store them
            startSearch = new PersianDateTime(startDateTime.Value);
            endSearch = new PersianDateTime(endDateTime.Value);

            //get the months that include these dates
            activeMonthsList = activeMonthsList.Where(x =>
                x.Year >= startSearch.Year && x.Month >= startSearch.Month && x.Year <= endSearch.Year &&
                x.Month <= endSearch.Month).ToList();
        }

        //if exact datetime is given start and end will be the same date
        if (exactDateTime.HasValue)
        {
            startSearch = new PersianDateTime(exactDateTime.Value);
            endSearch = startSearch;
            activeMonthsList = activeMonthsList.Where(x =>
                x.Year >= startSearch.Year && x.Month >= startSearch.Month && x.Year <= endSearch.Year &&
                x.Month <= endSearch.Month).ToList();
        }

        //dateIndex is a kind of selector which moves 
        if (dateIndex != null)
        {
            var persianDateIndex = new PersianDateTime(dateIndex.Value);

            //gets first of month, if the day is 21st of month, first of month is 21-21 +1 = 1 or 21 + (-(21-1)) = 1
            var dateIndexFirstOfMonth = persianDateIndex.AddDays(-(persianDateIndex.Day - 1));

            activeMonthsList = activeMonthsList.Where(x => dateIndexFirstOfMonth >= x).ToList();
        }

        if (!activeMonthsList.Any()) return new();

        //get the first month which user was active in
        PersianDateTime selectedMonthPersian = activeMonthsList.First();

        DateTime selectedMonthFirstDay = selectedMonthPersian;
        DateTime nextMonthFirstDay = selectedMonthPersian.AddMonths(1);

        //get statuses which were active in the selected month
        var statusesOfMonth = employeeRollCallStatuses.EmployeesStatus.Where(x => x.EndDate >= selectedMonthFirstDay &&
            x.StartDate < nextMonthFirstDay);


        //get leaves in the specified month
        var leavesQuery =
            _context.LeaveList.Where(x =>
                (x.LeaveType == "استعلاجی" || (x.LeaveType == "استحقاقی" && x.PaidLeaveType == "روزانه")) &&
                x.IsAccepted &&
                x.EndLeave >= selectedMonthFirstDay && x.StartLeave < nextMonthFirstDay &&
                x.WorkshopId == workshopId && x.EmployeeId == employeeId);

        //get employee rollcalls where there is no leave in that day,
        var rollCalls = _context.RollCalls.Where(x =>
            x.EmployeeId == employeeId && !leavesQuery.Any(y =>
                y.StartLeave.Date <= x.ShiftDate.Date && y.EndLeave.Date >= x.ShiftDate.Date) &&
            x.WorkshopId == workshopId && x.StartDate != null &&
            x.ShiftDate >= selectedMonthFirstDay && x.ShiftDate < nextMonthFirstDay &&
            x.RollCallModifyType != RollCallModifyType.Undefined);


        var personnelCode =
            _context.PersonnelCodeSet.FirstOrDefault(x => x.EmployeeId == employeeId && x.WorkshopId == workshopId)
                ?.PersonnelCode;

        var employeeName = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId)
            .Select(x => new { x.EmployeeId, x.EmployeeFullName })
            .FirstOrDefault(x => x.EmployeeId == employeeId);

        var rollCallsList = rollCalls.ToList();
        var leavesList = leavesQuery.ToList();

        //number of days in period, since we are subtracting from next month's first day,there is no need for ".TotalDays() - 1"
        int dateRange = (int)(nextMonthFirstDay - selectedMonthFirstDay).TotalDays;

        var todayDate = DateTime.Now.Date;

        //all the dates from start to end, to be compared with present days to get absent dates
        var completeDaysList = Enumerable.Range(0, dateRange)
            .Select(offset => selectedMonthFirstDay.AddDays(offset).Date).Where(x => x.Date < todayDate);

        //if user search range is within a month for example, we dont want 30/31/29 days for month, we want it to be the size of the search range
        //user input = 2024/04/15~2024/04/21, output days count is 21-15+1=6 days from 15th to 21st
        if (exactDateTime.HasValue || (startDateTime.HasValue && endDateTime.HasValue))
            completeDaysList = completeDaysList.Where(x => x.Date >= startSearch.Date && x.Date <= endSearch.Date);

        //get the days in which user was active and no rollcall with enddate==null is present
        //(im thinking about removing the rollcall condition)
        var result = completeDaysList.Where(x =>
                !rollCallsList.Any(y => y.ShiftDate.Date == x.Date.Date && y.EndDate == null) &&
                statusesOfMonth.Any(y => x >= y.StartDate.Date && x <= y.EndDate.Date))
            .Select(x =>
            {
                //iterating day by day

                //get the leaves for this day so we can find out if employee was on a permitted absence
                var leave = leavesList.FirstOrDefault(y => y.EndLeave >= x.Date && y.StartLeave <= x.Date);
                return new RollCallViewModel()
                {
                    DateGr = x.Date,
                    DateFa = x.Date.ToFarsi(),

                    //all the roll calls which have a start date in this day
                    RollCallTimesList = rollCallsList.Where(y => x.Date == y.ShiftDate.Date).Select(y =>
                        new RollCallTimeViewModel()
                        {
                            StartDate = y.StartDate.Value.ToString("HH:mm"),
                            EndDate = y.EndDate!.Value.ToString("HH:mm"),
                            StartDateGr = y.StartDate.Value,
                            EndDateGr = y.EndDate.Value,
                            EntryTimeDifferences =
                                CalculateEntryTimeDifferences(y.EarlyEntryDuration, y.LateEntryDuration),
                            ExitTimeDifferences = CalculateExitTimeDifferences(y.EarlyExitDuration, y.LateExitDuration)
                        }),
                    TotalWorkingHoursSpan = new TimeSpan(rollCallsList.Where(y => x.Date == y.ShiftDate.Date)
                        .Sum(y => (y.EndDate!.Value - y.StartDate.Value).Ticks)),
                    Reason = leave?.LeaveType ?? "",
                    HasLeave = (leave?.PaidLeaveType == "روزانه" || leave?.LeaveType == "استعلاجی") ? true : false
                };
            });

        //filling TotalWorkingHours string from TimeSpans we filled in the last step and other info
        result = result.Select(x => new RollCallViewModel()
        {
            EmployeeFullName = employeeName.EmployeeFullName,
            EmployeeId = employeeId,
            PersonnelCode = personnelCode.ToString(),
            DateGr = x.DateGr,
            DateFa = x.DateFa,

            DayOfWeekFa = x.DateGr.DayOfWeek.DayOfWeeKToPersian(),
            IsHoliday = _holidayItemApplication.IsHoliday(x.DateGr),
            IsAbsent = !x.RollCallTimesList.Any(),
            RollCallTimesList = x.RollCallTimesList.OrderBy(r => r.StartDateGr),
            HasLeave = x.HasLeave,
            TotalWorkingHoursSpan = x.TotalWorkingHoursSpan,
            TotalWorkingHours =
                $"{(int)x.TotalWorkingHoursSpan.TotalHours}:{x.TotalWorkingHoursSpan.Minutes.ToString("00")}"
        }).ToList();

        //total working hours in the whole month or duration
        var totalWorkingHours = new TimeSpan(result.Sum(x => x.TotalWorkingHoursSpan.Ticks));

        //if there are any other months available that the selector 
        return new EmployeeRollCallsByMonthViewModel()
        {
            PersianMonthName = selectedMonthPersian.ToString("MMMM"),
            PersianYear = selectedMonthPersian.ToString("yyyy"),
            DateGr = selectedMonthFirstDay,
            RollCalls = result.OrderByDescending(x => x.DateGr),
            DateIndex = activeMonthsList.Count > 1 ? activeMonthsList.Skip(1).First().ToString("yyyy/MM/dd") : null,
            TotalWorkingHours = new TimeSpan(result.Sum(x => x.TotalWorkingHoursSpan.Ticks)).ToFarsiHoursAndMinutes(),
            TotalWorkingHoursTimeSpan = $"{(int)totalWorkingHours.TotalHours}:{totalWorkingHours.Minutes:00}"
        };
    }

    private string CalculateExitTimeDifferences(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return "-";
        }
        else if (late != TimeSpan.Zero)
        {
            return $"{late.Hours}:{late.Minutes:00}+";
        }
        else if (early != TimeSpan.Zero)
        {
            return $"{early.Hours}:{early.Minutes:00}-";
        }
        else
        {
            return $"";
        }
    }

    private string CalculateEntryTimeDifferences(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return "-";
        }
        else if (late != TimeSpan.Zero)
        {
            return $"{late.Hours}:{late.Minutes:00}-";
        }
        else if (early != TimeSpan.Zero)
        {
            return $"{early.Hours}:{early.Minutes:00}+";
        }
        else
        {
            return $"";
        }
    }

    private TimeSpan CalculateExitTimeDifferencesTimeSpan(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return TimeSpan.Zero;
        }

        if (late != TimeSpan.Zero)
        {
            return late * 1;
        }

        if (early != TimeSpan.Zero)
        {
            return early * -1;
        }

        return TimeSpan.Zero;
    }

    private TimeSpan CalculateEntryTimeDifferencesTimeSpan(TimeSpan early, TimeSpan late)
    {
        if (early == TimeSpan.Zero && late == TimeSpan.Zero)
        {
            return TimeSpan.Zero;
        }

        if (late != TimeSpan.Zero)
        {
            return late * -1;
        }

        if (early != TimeSpan.Zero)
        {
            return early * 1;
        }

        return TimeSpan.Zero;
    }

    //Without Paginate, With EndDate==null, without undefined, Ordered Descending By StartDate 
    public List<RollCallViewModel> GetEmployeeRollCallsHistoryAllInDates(long workshopId, long employeeId,
        DateTime start, DateTime end)
    {
        var withPersonnelCode = _context.PersonnelCodeSet.Where(x => x.WorkshopId == workshopId);

        return _context.RollCalls.Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId &&
                                             withPersonnelCode.Any(y => y.EmployeeId == x.EmployeeId) &&
                                             (x.EndDate == null || x.EndDate.Value.Date >= start.Date) &&
                                             x.ShiftDate.Date <= end.Date)
            .OrderByDescending(x => x.StartDate.Value)
            .Select(x => new RollCallViewModel
            {
                EmployeeId = employeeId,
                WorkshopId = workshopId,
                StartDate = x.StartDate,
                EndDate = x.EndDate,
                DateGr = x.ShiftDate,
                ShiftDate = x.ShiftDate
            }).ToList();
    }


    //سوابق حضور غیاب کارگاه
    public RollCallsByDateViewModel GetWorkshopRollCallHistory(RollCallSearchModel searchModel)
    {
        //initialize 
        DateTime searchDurationEnd = DateTime.Now.AddDays(-1).Date;
        DateTime searchDurationStart = DateTime.MinValue;


        //override if user has entered inputs (dates must be validated in the application layer)
        if (!string.IsNullOrWhiteSpace(searchModel.StarDateFa) && !string.IsNullOrWhiteSpace(searchModel.StarDateFa))
        {
            searchDurationEnd = searchModel.EndDateFa.ToGeorgianDateTime().Date;
            searchDurationStart = searchModel.StarDateFa.ToGeorgianDateTime().AddDays(-1).Date;
        }


        else if (!string.IsNullOrWhiteSpace(searchModel.ExactDateFa))
        {
            searchDurationEnd = searchModel.ExactDateFa.ToGeorgianDateTime().Date;
            searchDurationStart = searchModel.ExactDateFa.ToGeorgianDateTime().AddDays(-1).Date;
        }


        if (searchDurationEnd < searchDurationStart)
            return new();


        DateTime dateIndex = searchDurationEnd.AddDays(-1 * (searchModel.DateIndex)).Date;

        if (dateIndex <= searchDurationStart)
            return new();


        //get leaves for workshop that have been activated in dateIndex date
        var leavesQuery = _context.LeaveList.Where(x => x.WorkshopId == searchModel.WorkshopId &&
                                                        x.IsAccepted &&
                                                        (x.LeaveType == "استعلاجی" || (x.LeaveType == "استحقاقی" &&
                                                            x.PaidLeaveType == "روزانه")) &&
                                                        x.EndLeave.Date >= dateIndex && x.StartLeave.Date <= dateIndex);

        //roll calls for current workshop where shift start is in dateIndex date (filters today's shifts)
        var rollCallsQuery = _context.RollCalls
            .Where(x => x.WorkshopId == searchModel.WorkshopId && x.StartDate.HasValue &&
                        x.RollCallModifyType != RollCallModifyType.Undefined && x.ShiftDate < DateTime.Now.Date &&
                        x.ShiftDate.Date == dateIndex.Date);

        var personnelCodeQuery = _context.PersonnelCodeSet.Where(x => x.WorkshopId == searchModel.WorkshopId);

        //get active employees of workshop in dateIndex date
        var activeEmployeesQuery =
            _context.RollCallEmployees.Include(x => x.EmployeesStatus)
                .Where(x => x.WorkshopId == searchModel.WorkshopId &&
                            personnelCodeQuery.Any(y => y.EmployeeId == x.EmployeeId) &&
                            x.EmployeesStatus.Any(y => y.EndDate.Date >= dateIndex && y.StartDate.Date <= dateIndex)
                            && !rollCallsQuery.Any(rc => rc.EmployeeId == x.EmployeeId && !rc.EndDate.HasValue));

        if (searchModel.EmployeeId > 0)
        {
            rollCallsQuery = rollCallsQuery.Where(x => x.EmployeeId == searchModel.EmployeeId);
            activeEmployeesQuery = activeEmployeesQuery.Where(x => x.EmployeeId == searchModel.EmployeeId);
            leavesQuery = leavesQuery.Where(x => x.EmployeeId == searchModel.EmployeeId);
        }


        var personnelCodeList = personnelCodeQuery.ToList();
        var activatedEmployeesList = activeEmployeesQuery.ToList();
        rollCallsQuery = rollCallsQuery.Where(x => x.EndDate.HasValue);
        var rollCallsList = rollCallsQuery.ToList();
        var leavesList = leavesQuery.ToList();

        rollCallsList = rollCallsList.Where(x => leavesList.All(y => y.EmployeeId != x.EmployeeId)).ToList();
        var result = new RollCallsByDateViewModel()
        {
            DateGr = dateIndex,
            DayOfWeekFa = dateIndex.DayOfWeek.DayOfWeeKToPersian(),
            IsHoliday = _holidayItemApplication.IsHoliday(dateIndex),
            DateFa = dateIndex.ToFarsi(),
            ActiveEmployees = activatedEmployeesList.Select(x =>
            {
                var leave = leavesList.FirstOrDefault(y => y.EmployeeId == x.EmployeeId);
                var employeeRollCallsForDate = rollCallsList.Where(y => y.EmployeeId == x.EmployeeId).ToList();

                return new RollCallViewModel()
                {
                    EmployeeFullName = x.EmployeeFullName,
                    EmployeeId = x.EmployeeId,
                    Reason = leave == null ? "" : $"{leave.LeaveType}-{leave.PaidLeaveType}",
                    RollCallTimesList = employeeRollCallsForDate.OrderBy(r => r.StartDate).Select(y =>
                        new RollCallTimeViewModel()
                        {
                            EndDate = y.EndDate!.Value.ToString("HH:mm"),
                            StartDate = y.StartDate!.Value.ToString("HH:mm"),
                            EntryTimeDifferences =
                                CalculateEntryTimeDifferences(y.EarlyEntryDuration, y.LateEntryDuration),
                            ExitTimeDifferences = CalculateExitTimeDifferences(y.EarlyExitDuration, y.LateExitDuration)
                        }),
                    HasLeave = leave != null,
                    IsAbsent = !employeeRollCallsForDate.Any(),
                    TotalWorkingHoursSpan =
                        new TimeSpan(employeeRollCallsForDate.Sum(y => (y.EndDate!.Value - y.StartDate!.Value).Ticks)),
                    PersonnelCode = personnelCodeList.FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?.PersonnelCode
                        .ToString(),
                };
            })
        };
        result.ActiveEmployees = result.ActiveEmployees.Select(x => new RollCallViewModel()
        {
            EmployeeFullName = x.EmployeeFullName,
            EmployeeId = x.EmployeeId,
            Reason = x.Reason,
            RollCallTimesList = x.RollCallTimesList,
            HasLeave = x.HasLeave,
            IsAbsent = x.IsAbsent,
            PersonnelCode = x.PersonnelCode,
            TotalWorkingHours =
                $"{(int)x.TotalWorkingHoursSpan.TotalHours}:{(x.TotalWorkingHoursSpan.Minutes).ToString("00")}"
        });
        return result;
    }

    //برای دریافت سوابق به صورت collapsed
    public RollCallsByDateViewModel GetWorkshopRollCallHistoryCollapsed(RollCallSearchModel searchModel)
    {
        //initialize 

        DateTime searchDurationEnd = DateTime.Now.AddDays(-1).Date;
        DateTime searchDurationStart = searchDurationEnd.AddDays(-16);


        //override if user has entered inputs (dates must be validated in the application layer)
        if (!string.IsNullOrWhiteSpace(searchModel.StarDateFa) && !string.IsNullOrWhiteSpace(searchModel.StarDateFa))
        {
            searchDurationEnd = searchModel.EndDateFa.ToGeorgianDateTime().Date;
            searchDurationStart = searchModel.StarDateFa.ToGeorgianDateTime().AddDays(-1).Date;
        }


        else if (!string.IsNullOrWhiteSpace(searchModel.ExactDateFa))
        {
            searchDurationEnd = searchModel.ExactDateFa.ToGeorgianDateTime().Date;
            searchDurationStart = searchModel.ExactDateFa.ToGeorgianDateTime().AddDays(-1).Date;
        }


        if (searchDurationEnd < searchDurationStart)
            return new();


        DateTime dateIndex = searchDurationEnd.AddDays(-1 * (searchModel.DateIndex)).Date;

        if (dateIndex <= searchDurationStart)
            return new();

        var activeEmployeesList =
            _context.RollCallEmployees.Include(x => x.EmployeesStatus)
                .Where(x => x.WorkshopId == searchModel.WorkshopId &&
                            x.EmployeesStatus.Any(y => y.EndDate.Date >= dateIndex && y.StartDate.Date <= dateIndex))
                .ToList();

        var result = new RollCallsByDateViewModel()
        {
            DateGr = dateIndex,
            DayOfWeekFa = dateIndex.DayOfWeek.DayOfWeeKToPersian(),
            IsHoliday = _holidayItemApplication.IsHoliday(dateIndex),
            DateFa = dateIndex.ToFarsi(),
            ActiveEmployeesCount = activeEmployeesList.Count()
        };
        return result;
    }

    //سوابق غیبت
    public List<RollCallsByDateViewModel> GetWorkshopAbsentHistory(long workshopId, DateTime startSearch,
        DateTime endSearch)
    {
        if (endSearch.Date == DateTime.Now.Date)
            endSearch = endSearch.AddDays(-1);
        //get leaves for workshop that have been activated in dateIndex date
        var leavesQuery = _context.LeaveList.AsSplitQuery().Where(x => x.WorkshopId == workshopId &&
                                                                       x.IsAccepted &&
                                                                       (x.LeaveType == "استعلاجی" ||
                                                                        (x.LeaveType == "استحقاقی" &&
                                                                         x.PaidLeaveType == "روزانه")) &&
                                                                       x.EndLeave.Date >= startSearch.Date &&
                                                                       x.StartLeave.Date <= endSearch.Date);

        //roll calls for current workshop where shift start is in dateIndex date (filters today's shifts)
        var rollCallsQuery = _context.RollCalls.AsSplitQuery()
            .Where(x => x.WorkshopId == workshopId && x.StartDate.HasValue &&
                        x.ShiftDate.Date >= startSearch.Date && x.ShiftDate.Date <= endSearch.Date &&
                        x.RollCallModifyType != RollCallModifyType.Undefined);


        var withPersonnelCode = _context.PersonnelCodeSet.AsSplitQuery().Where(x => x.WorkshopId == workshopId);

        //get active employees of workshop in dateIndex date
        var activeEmployeesQuery =
            _context.RollCallEmployees.AsSplitQuery().Include(x => x.EmployeesStatus)
                .Where(x => x.WorkshopId == workshopId &&
                            x.EmployeesStatus.Any(y =>
                                y.EndDate.Date >= startSearch && y.StartDate.Date <= endSearch) &&
                            withPersonnelCode.Any(y => y.EmployeeId == x.EmployeeId));

        var employeeSettingsList =
            _context.CustomizeWorkshopEmployeeSettings.AsSplitQuery().Where(x => x.WorkshopId == workshopId).ToList();
        var rollCallsList = rollCallsQuery.ToList();
        var activatedEmployeesList = activeEmployeesQuery.ToList();
        var leavesList = leavesQuery.ToList();

        //start of search year may be different to end of search year
        var holidays1 = _holidayItemApplication.Search(new HolidayItemSearchModel()
        {
            HolidayYear = startSearch.ToFarsiYear()
        });
        var holidays2 = _holidayItemApplication.Search(new HolidayItemSearchModel()
        {
            HolidayYear = endSearch.ToFarsiYear()
        });
        var totalHolidays = holidays1.Concat(holidays2).Distinct().ToList();
        int daysCount = (int)((endSearch.Date - startSearch.Date).TotalDays + 1);
        List<DateTime> days = Enumerable.Range(0, daysCount).Select(x => startSearch.Date.AddDays(x)).ToList();
        List<RollCallsByDateViewModel> result = new();
        foreach (var day in days)
        {
            bool isHoliday = totalHolidays.Any(x => x.HolidaydateGr == day);

            List<RollCallEmployee> activatedEmployeesListInDay = new();

            activatedEmployeesListInDay = activatedEmployeesList
                .Join(employeeSettingsList.Where(x =>
                        x.WeeklyOffDays == null || !x.WeeklyOffDays.Select(w => w.DayOfWeek).Contains(day.DayOfWeek))
                    , x => x.EmployeeId, y => y.EmployeeId,
                    (x, _) => x).ToList();

            if (isHoliday)
            {
                activatedEmployeesListInDay = activatedEmployeesListInDay
                    .Join(employeeSettingsList.Where(x =>
                            x.WeeklyOffDays == null || x.HolidayWork != HolidayWork.Default)
                        , x => x.EmployeeId, y => y.EmployeeId,
                        (x, _) => x).ToList();
            }

            ////in working days everyone should be present
            //if (day.DayOfWeek != DayOfWeek.Friday && isHoliday == false)
            //{
            //    activatedEmployeesListInDay = activatedEmployeesList;
            //}

            ////in fridays, friday workers should be present
            //else if (day.DayOfWeek == DayOfWeek.Friday)
            //{
            //    activatedEmployeesListInDay = activatedEmployeesList
            //        .Join(employeeSettingsList.Where(x => x.FridayWork != FridayWork.Default)
            //            , x => x.EmployeeId, y => y.EmployeeId,
            //            (x, y) => x).ToList();
            //}

            ////in holidays holiday workers should be present
            //else
            //{
            //    activatedEmployeesListInDay = activatedEmployeesList
            //        .Join(employeeSettingsList.Where(x => x.HolidayWork != HolidayWork.Default)
            //            , x => x.EmployeeId, y => y.EmployeeId,
            //            (x, y) => x).ToList();
            //}
            var item = new RollCallsByDateViewModel()
            {
                DateGr = day,
                DayOfWeekFa = day.DayOfWeek.DayOfWeeKToPersian(),
                DateFa = day.ToFarsi(),
                ActiveEmployees = activatedEmployeesListInDay.Where(x =>
                        x.EmployeesStatus.Any(y => y.StartDate.Date <= day && y.EndDate.AddDays(-1).Date >= day) &&
                        !leavesList.Any(y =>
                            y.EmployeeId == x.EmployeeId && y.StartLeave.Date <= day && y.EndLeave.Date >= day) &&
                        !rollCallsList.Any(rc => rc.EmployeeId == x.EmployeeId && rc.ShiftDate.Date == day.Date))
                    .Select(x => new RollCallViewModel()
                    {
                        EmployeeId = x.EmployeeId,
                        EmployeeFullName = x.EmployeeFullName,
                        Id = x.id,
                        WorkshopId = x.WorkshopId
                    }),
                IsHoliday = isHoliday,
                IsFriday = day.DayOfWeek == DayOfWeek.Friday
            };
            result.Add(item);
        }

        return result;
    }


    //گزارش آنلاین حضور غیاب کارگاه
    public CurrentDayRollCall GetWorkshopCurrentDayRollCalls(long workshopId,
        WorkshopCurrentDayRollCallSearchModel searchModel)
    {
        var date = DateTime.Now.Date;
        
        //get active leaves for workshop which are active today and accepted and are either روزانه and استحقاقی or استعلاجی
        var leaves = _context.LeaveList
            .Where(x =>
                (x.WorkshopId == workshopId && x.EndLeave.Date >= date && x.StartLeave.Date <= date && x.IsAccepted) &&
                ((x.LeaveType == "استعلاجی" || (x.LeaveType == "استحقاقی" && x.PaidLeaveType == "روزانه")) ||
                 (x.LeaveType == "استحقاقی" && x.PaidLeaveType == "ساعتی" && x.StartLeave <= DateTime.Now &&
                  x.EndLeave >= DateTime.Now))
            );

        var personnelCodes = _context.PersonnelCodeSet.Where(x => x.WorkshopId == workshopId);

        //get currently working employees with leftWork table
        //var workingEmployees =
        //    _context.LeftWorkList.Where(x => x.WorkshopId == workshopId && x.StartWorkDate < date && x.LeftWorkDate.Date > date);

        if (searchModel.PersonnelCode>0)
        {
            personnelCodes = personnelCodes.Where(x=>x.PersonnelCode == searchModel.PersonnelCode);
        }
        

        //get activated employees
        var activeEmployees =
            _context.RollCallEmployees.Include(x => x.EmployeesStatus)
                .Where(x => x.WorkshopId == workshopId && personnelCodes.Any(y => y.EmployeeId == x.EmployeeId) &&
                            x.EmployeesStatus.Any(y => y.StartDate.Date <= date && y.EndDate.Date >= date));


        //get today's roll calls
        var rollCallsQuery = _context.RollCalls.Where(x =>
            x.WorkshopId == workshopId && (x.ShiftDate.Date == date || x.EndDate == null) && x.RollCallModifyType != RollCallModifyType.Undefined);


        if (searchModel.EmployeeId>0)
        {
            leaves = leaves.Where(x=>x.WorkshopId == searchModel.EmployeeId);
            personnelCodes = personnelCodes.Where(x=>x.EmployeeId == searchModel.EmployeeId);
            activeEmployees = activeEmployees.Where(x=>x.EmployeeId == searchModel.EmployeeId);
            rollCallsQuery = rollCallsQuery.Where(x=>x.EmployeeId == searchModel.EmployeeId);
        }

       


        var mustBePresent = activeEmployees.Where(x => !leaves.Any(y => y.EmployeeId == x.EmployeeId));


        var filteredRollCallQuery = rollCallsQuery.Where(x => mustBePresent
            .Any(y => x.EmployeeId == y.EmployeeId)).ToList();


        var nameReferences = activeEmployees.ToList();

        //presents list is ready
        var presentEmployees = filteredRollCallQuery.GroupBy(x => x.EmployeeId).Select(x => new RollCallViewModel()
        {
            PersonnelCode = personnelCodes
                .FirstOrDefault(y => y.EmployeeId == x.Key)?
                .PersonnelCode.ToString(),
            EmployeeFullName = nameReferences.FirstOrDefault(y => x.Key == y.EmployeeId).EmployeeFullName,
            EmployeeId = x.FirstOrDefault()!.EmployeeId,
            TotalWorkingHoursSpan =
                new TimeSpan(x.Where(y => y.EndDate != null).Sum(y => (y.EndDate!.Value - y.StartDate!.Value).Ticks)),
            RollCallTimesList = x.OrderBy(r => r.StartDate).Select(y => new RollCallTimeViewModel()
            {
                StartDate = y.StartDate!.Value.ToString("HH:mm"),
                EndDate = y.EndDate?.ToString("HH:mm"),
                EntryTimeDifferences = CalculateEntryTimeDifferences(y.EarlyEntryDuration, y.LateEntryDuration),
                ExitTimeDifferences = CalculateExitTimeDifferences(y.EarlyExitDuration, y.LateExitDuration)
            }).ToList()
        });

        presentEmployees = presentEmployees.Select(x => new RollCallViewModel()
        {
            PersonnelCode = x.PersonnelCode,
            EmployeeFullName = x.EmployeeFullName,
            EmployeeId = x.EmployeeId,
            TotalWorkingHours =
                $"{(int)x.TotalWorkingHoursSpan.TotalHours}:{x.TotalWorkingHoursSpan.Minutes.ToString("00")}",
            RollCallTimesList = x.RollCallTimesList
        }).OrderBy(x => x.RollCallTimesList.Any(y => y.EndDate != null)).ToList();

        //absent ones are those who are active and not on the roll call list
        var absentsQuery = activeEmployees.AsEnumerable()
            .ExceptBy(presentEmployees.Select(x => x.EmployeeId), e => e.EmployeeId).ToList();


        //get today's active leaves 
        var employeesWithLeave = leaves.AsEnumerable()
            .Where(x => absentsQuery.Any(y => y.EmployeeId == x.EmployeeId))
            .Select(x => new { x.EmployeeId, x.LeaveType }).ToList();

        var personnelCodesList = personnelCodes.ToList();

        //join leave and absents
        var absentsViewModel = absentsQuery.Select(x => new AbsentEmployeeViewModel()
        {
            PersonnelCode = personnelCodesList
                .FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?
                .PersonnelCode.ToString(),
            EmployeeId = x.EmployeeId,
            EmployeeFullName = nameReferences.FirstOrDefault(y => x.EmployeeId == y.EmployeeId).EmployeeFullName,
            HasLeave = employeesWithLeave.Any(y => y.EmployeeId == x.EmployeeId),
            Reason = employeesWithLeave.FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?.LeaveType
        }).ToList();

        return new CurrentDayRollCall()
        {
            AbsentEmployees = absentsViewModel.ToList(),
            PresentEmployees = presentEmployees
                .OrderByDescending(x => x.RollCallTimesList.Any(y => string.IsNullOrWhiteSpace(y.EndDate)))
                .ThenByDescending(x => x.RollCallTimesList.Max(y => y.StartDate)).ToList()
        };
    }


    public void AddRange(List<RollCall> rollCalls)
    {
        _context.RollCalls.AddRange(rollCalls);
    }


    //تداخل مرخصی در کارپوشه
    public EditRollCall GetByEmployeeIdAndWorkshopId(long employeeId, long workshopId)
    {
        throw new NotImplementedException();
    }

    public EditRollCall GetById(long id)
    {
        throw new NotImplementedException();
    }

    public List<OverlappedRollCallWithLeave> GetOverlappedRollCallsWithLeaveInDates(long workshopId, DateTime start,
        DateTime end)
    {
        var rollCalls = _context.RollCalls.Where(x =>
            x.WorkshopId == workshopId && x.ShiftDate.Date >= start.Date && x.EndDate.HasValue &&
            x.ShiftDate.Date <= end).ToList();

        var leaves =
            _context.LeaveList.Where(x => x.WorkshopId == workshopId && x.EndLeave >= start && x.StartLeave <= end)
                .ToList();

        var dailyLeaves = leaves.Where(x => x.PaidLeaveType == "روزانه").ToList();
        var hourlyLeaves = leaves.Where(x => x.PaidLeaveType == "ساعتی").ToList();

        var hourlyOverlappedRollCalls = rollCalls.Where(x =>
            hourlyLeaves.Any(y =>
                x.EmployeeId == y.EmployeeId && x.EndDate.Value >= y.StartLeave && x.StartDate.Value <= y.EndLeave));

        var dailyOverlappedRollCalls = rollCalls.Where(x =>
            dailyLeaves.Any(y => x.EmployeeId == y.EmployeeId && x.ShiftDate.Date == y.StartLeave.Date));

        var hourlyOverlappedRollCallsResult = hourlyOverlappedRollCalls.Select(x =>
        {
            var leave = leaves.FirstOrDefault(y => x.EmployeeId == y.EmployeeId &&
                                                   x.EndDate.Value >= y.StartLeave &&
                                                   x.StartDate.Value <= y.EndLeave);
            return new OverlappedRollCallWithLeave()
            {
                RollCallId = x.id,
                LeaveId = leave.id,
                StartOfOverlapDateTime = leave.StartLeave > x.StartDate.Value ? leave.StartLeave : x.StartDate.Value,
                EndOfOverlapDateTime = leave.EndLeave < x.EndDate ? leave.EndLeave : x.EndDate.Value,
                EmployeeFullName = x.EmployeeFullName,
                EmployeeId = x.EmployeeId
            };
        }).ToList();

        var dailyOverlappedRollCallsResult = dailyOverlappedRollCalls.Select(x =>
        {
            var leave = leaves.FirstOrDefault(y => x.EmployeeId == y.EmployeeId &&
                                                   x.ShiftDate.Date == y.StartLeave.Date);
            return new OverlappedRollCallWithLeave()
            {
                RollCallId = x.id,
                LeaveId = leave.id,
                StartOfOverlapDateTime = leave.StartLeave > x.StartDate.Value ? leave.StartLeave : x.StartDate.Value,
                EndOfOverlapDateTime = leave.EndLeave < x.EndDate ? leave.EndLeave : x.EndDate.Value,
                EmployeeFullName = x.EmployeeFullName,
                EmployeeId = x.EmployeeId
            };
        }).ToList();

        var result = hourlyOverlappedRollCallsResult.Concat(dailyOverlappedRollCallsResult);

        return result.Select(x => new OverlappedRollCallWithLeave()
        {
            RollCallId = x.RollCallId,
            LeaveId = x.LeaveId,
            StartOfOverlapDateTime = x.StartOfOverlapDateTime,
            EndOfOverlapDateTime = x.EndOfOverlapDateTime,
            StartOfOverlapDateFa = x.StartOfOverlapDateTime.ToFarsi(),
            EndOfOverlapDateFa = x.EndOfOverlapDateTime.ToFarsi(),
            EndOfOverlapTime = x.EndOfOverlapDateTime.ToString("HH:mm"),
            StartOfOverlapTime = x.StartOfOverlapDateTime.ToString("HH:mm"),
            EmployeeFullName = x.EmployeeFullName,
            EmployeeId = x.EmployeeId
        }).ToList();
    }


    public void UpdateRange(List<RollCall> rollCalls)
    {
        _context.RollCalls.UpdateRange(rollCalls);
    }

    //چون ویرایش دستی تمام حضور غیاب های یک روز را تعیین می کند
    //قبل از ثبت باید حضور غیاب های شخص در آن روز پاک شود تا رکورد تکراری نداشته باشیم 
    //نیز پاک می شوند Undefined حضور و غیاب های 
    public void RemoveEmployeeRollCallsInDate(long workshopId, long employeeId, DateTime date)
    {
        var rollCalls = _context.RollCalls.IgnoreQueryFilters().Where(x =>
            x.WorkshopId == workshopId && x.EmployeeId == employeeId && x.ShiftDate == date.Date);
        if (!rollCalls.Any())
            return;
        _context.RollCalls.RemoveRange(rollCalls);
    }


    /// <summary>
    /// دریافت حضور و غیاب های شخص در یک روز
    /// </summary>
    public List<RollCallViewModel> GetWorkshopEmployeeRollCallsForDate(long workshopId, long employeeId, DateTime date)
    {
        var names = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId)
            .Select(x => new
            {
                x.EmployeeId,
                x.EmployeeFullName
            }).ToList();

        var rollcalls = _context.RollCalls
            .Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId && x.ShiftDate.Date == date.Date)
            .Select(x => new RollCallViewModel()
            {
                Id = x.id,
                StartDate = x.StartDate.Value,
                EndDate = x.EndDate.Value,
                DateFa = x.ShiftDate.Date.ToFarsi(),
                DateGr = x.ShiftDate.Date,
                StartDateFa = x.StartDate.Value.ToFarsi(),
                EndDateFa = x.EndDate != null ? x.EndDate.Value.ToFarsi() : null
            }).ToList();

        return rollcalls.Select(x => new RollCallViewModel()
        {
            Id = x.Id,
            StartDate = x.StartDate,
            EndDate = x.EndDate,
            StartTimeString = x.StartDate!.Value.ToString("HH:mm"),
            EndTimeString = x.EndDate?.ToString("HH:mm"),
            DateFa = x.DateFa,
            DateGr = x.DateGr,
            StartDateFa = x.StartDateFa,
            EndDateFa = x.EndDateFa,
            EmployeeId = employeeId,
            EmployeeFullName = names.FirstOrDefault(e => e.EmployeeId == employeeId)!.EmployeeFullName,
            DayOfWeekFa = x.StartDate.Value.DayOfWeek.DayOfWeeKToPersian(),
            StartDayOfWeekFa = x.StartDate.Value.DayOfWeek.DayOfWeeKToPersian(),
            EndDayOfWeekFa = x.EndDate?.DayOfWeek.DayOfWeeKToPersian(),
            TotalWorkingHoursSpan = x.EndDate == null ? new() : x.EndDate.Value - x.StartDate.Value
        }).OrderBy(x => x.StartDate).ToList();
    }

    /// <summary>
    /// دریافت حضور غیاب های غیر منقطع
    /// </summary>
    public IEnumerable<RollCallViewModel> GetNotSlicedRollCallsByWorkshopId(long workshopId, DateTime durationStart,
        DateTime durationEnd)
    {
        if (durationEnd.Date >= DateTime.Now.Date)
            durationEnd = DateTime.Now.AddDays(-1).Date;

        var names = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId).ToList();

        var rollCalls = _context.RollCalls.Where(x => x.WorkshopId == workshopId &&
                                                      x.ShiftDate.Date >= durationStart &&
                                                      x.ShiftDate.Date <= durationEnd && x.EndDate.HasValue).ToList();
        if (rollCalls == null || !rollCalls.Any())
            return new List<RollCallViewModel>();
        return rollCalls.GroupBy(x => x.ShiftDate.Date).SelectMany(x =>
            x.GroupBy(y => y.EmployeeId).Where(y => y.Count() == 1)
                .SelectMany(y => y)).Select(x => new RollCallViewModel
        {
            Id = x.id,
            StartDate = x.StartDate.Value,
            EndDate = x.EndDate.Value,
            EmployeeId = x.EmployeeId,
            DateGr = x.ShiftDate.Date,
            EmployeeFullName = names.FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?.EmployeeFullName ?? ""
        });
    }


    public List<RollCallViewModel> GetRange(IEnumerable<long> rollCallIds)
    {
        var query = _context.RollCalls.Where(x => rollCallIds.Contains(x.id));
        var names = _context.RollCallEmployees
            .Where(x => query.Any(y => y.EmployeeId == x.EmployeeId && y.WorkshopId == x.WorkshopId)).ToList();


        return query.Select(x => new RollCallViewModel
        {
            StartDate = x.StartDate.Value,
            EndDate = x.EndDate.Value,
            Id = x.id,
            EmployeeFullName = names.FirstOrDefault(y => y.EmployeeId == x.EmployeeId && y.WorkshopId == x.WorkshopId)
                .EmployeeFullName
        }).ToList();
    }


    public List<RollCall> GetRangeByWorkshopIdEmployeeIdForDate(long workshopId, long employeeId,
        DateTime date)
    {
        return _context.RollCalls.Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId &&
                                             x.ShiftDate.Date == date).ToList();
    }


    /// <summary>
    /// undefined دریافت حضور و غیاب های
    /// </summary>
    public List<RollCallsByDateViewModel> GetUndefinedRollCallWorkFlowsInDates(long workshopId, DateTime start,
        DateTime end)
    {
        {
            var rollCalls = _context.RollCalls.IgnoreQueryFilters()
                .Where(x => x.RollCallModifyType == RollCallModifyType.Undefined && x.WorkshopId == workshopId &&
                            x.ShiftDate.Date >= start.Date && x.ShiftDate.Date <= end.Date).ToList();

            var names = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId)
                .Select(x => new { x.EmployeeId, x.WorkshopId, x.EmployeeFullName }).ToList();


            var result = rollCalls.GroupBy(x => x.ShiftDate.Date)
                .Select(g => new RollCallsByDateViewModel()
                {
                    DateGr = g.Key,
                    DateFa = g.Key.ToFarsi(),
                    DayOfWeekFa = g.Key.DayOfWeek.DayOfWeeKToPersian(),
                    ActiveEmployees = g.Select(x => new RollCallViewModel()
                    {
                        EmployeeId = x.EmployeeId,
                        EmployeeFullName = names.FirstOrDefault(y => y.EmployeeId == x.EmployeeId)?.EmployeeFullName ??
                                           "",
                        WorkshopId = x.WorkshopId,
                        Id = x.id,
                        StartDate = x.StartDate,
                        EndDate = x.EndDate
                    })
                })
                .ToList();
            return result;
        }
    }

    #endregion


    public long Flag(long employeeId, long workshopId)
    {
        var checkDate = DateTime.Now.AddDays(-5);
        var query = _context.RollCalls
            .Where(x => x.EmployeeId == employeeId && x.WorkshopId == workshopId && x.CreationDate >= checkDate);
        if (query.Any())
        {
            var checkLastOne = query.OrderByDescending(x => x.StartDate).FirstOrDefault();
            if (checkLastOne != null && checkLastOne.EndDate == null)
                return checkLastOne.id;
            return 0;
        }
        else
        {
            return 0;
        }
    }


    public string CheckRepeat(long employeeId, long workshopId)
    {
        var validSpan = new TimeSpan(0, 0, 2, 0);
        var checkDate = DateTime.Now.AddDays(-3);
        var query = _context.RollCalls
            .Where(x => x.EmployeeId == employeeId && x.WorkshopId == workshopId && x.CreationDate >= checkDate);

        if (query.Any())
        {
            var checkTime = DateTime.Now;
            var checkLastOne = query.OrderByDescending(x => x.StartDate).FirstOrDefault();
            if (checkLastOne != null && checkLastOne.EndDate == null &&
                checkLastOne.RollCallModifyType == RollCallModifyType.None)
            {
                var checkSpan = (DateTime.Now - checkLastOne.StartDate);
                if (checkSpan < validSpan)
                {
                    return "IncomRegistred-InvalidOut";
                }
            }

            if (checkLastOne != null && checkLastOne.EndDate != null &&
                checkLastOne.RollCallModifyType == RollCallModifyType.None)
            {
                var checkSpan = (DateTime.Now - checkLastOne.EndDate);
                if (checkSpan < validSpan)
                {
                    return "outRegistred-InvalidIncom";
                }
            }

            return "Valid";
        }
        else
        {
            return "Valid";
        }
        //test
    }


    public RollCallViewModel GetDetails(long rollCallId)
    {
        var entity = _context.RollCalls.FirstOrDefault(x => x.id == rollCallId);
        if (entity == null)
            return null;
        var name = _context.RollCallEmployees
            .FirstOrDefault(x => x.WorkshopId == entity.WorkshopId && x.EmployeeId == entity.EmployeeId)
            .EmployeeFullName;
        return new RollCallViewModel
        {
            WorkshopId = entity.WorkshopId,
            EmployeeId = entity.EmployeeId,
            StartDate = entity.StartDate.Value,
            EndDate = entity.EndDate.Value,
            EmployeeFullName = name,
            Id = entity.id,
            DateGr = entity.ShiftDate.Date
        };
    }

    /// <summary>
    /// برای پرینت سوابق حضور و غیاب
    /// </summary>
    public EmployeeRollCallsByMonthViewModel GetEmployeeRollCallsHistoryForPrint(long employeeId, long workshopId,
        DateTime firstRollCallToPrintStartDate, DateTime lastRollCallToPrintStartDate)
    {
        var selectedMonthPersian =
            (new PersianCalendar()).GetMonth(firstRollCallToPrintStartDate).ToFarsiMonthByIntNumber();
        var selectedYearPersian = (new PersianCalendar()).GetYear(firstRollCallToPrintStartDate);
        var rollCallsList = _context.RollCalls.Where(x =>
            x.EmployeeId == employeeId && x.WorkshopId == workshopId &&
            x.ShiftDate.Date >= firstRollCallToPrintStartDate.Date &&
            x.ShiftDate.Date <= lastRollCallToPrintStartDate.Date).ToList();

        var employeeName = _context.Employees.FirstOrDefault(x => x.id == employeeId).FullName;

        var personnelCode =
            _context.PersonnelCodeSet.FirstOrDefault(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId);

        var statuses = _context.RollCallEmployeesStatus.Include(x => x.RollCallEmployee)
            .Where(x => x.RollCallEmployee.EmployeeId == employeeId && x.RollCallEmployee.WorkshopId == workshopId)
            .ToList();

        var leavesList = _context.LeaveList.Where(x =>
            x.EmployeeId == employeeId && x.WorkshopId == workshopId &&
            x.EndLeave.Date >= firstRollCallToPrintStartDate.Date &&
            x.StartLeave.Date <= lastRollCallToPrintStartDate.AddDays(2)).ToList();

        //if (rollCallsList.Count < 1)
        //    return new();

        int dateRange = (int)(lastRollCallToPrintStartDate - firstRollCallToPrintStartDate).TotalDays + 1;


        var completeDaysList = Enumerable.Range(0, dateRange)
            .Select(offset => firstRollCallToPrintStartDate.AddDays(offset).Date);

        var result = completeDaysList.Where(x =>
                !rollCallsList.Any(y => y.ShiftDate.Date == x.Date && y.EndDate == null) &&
                statuses.Any(y => x >= y.StartDate.Date && x <= y.EndDate.Date))
            .Select(x =>
            {
                var leave = leavesList.FirstOrDefault(y => y.EndLeave >= x.Date && y.StartLeave <= x.Date);
                return new RollCallViewModel()
                {
                    DateGr = x.Date,
                    DateFa = x.Date.ToFarsi(),
                    RollCallTimesList = rollCallsList.Where(y => x.Date == y.StartDate!.Value.Date).Select(y =>
                        new RollCallTimeViewModel()
                        {
                            StartDate = y.StartDate.Value.ToString("HH:mm"),
                            EndDate = y.EndDate!.Value.ToString("HH:mm"),
                            StartDateGr = y.StartDate.Value,
                            EndDateGr = y.EndDate.Value,
                            EntryTimeDifferences =
                                CalculateEntryTimeDifferences(y.EarlyEntryDuration, y.LateEntryDuration),
                            ExitTimeDifferences = CalculateExitTimeDifferences(y.EarlyExitDuration, y.LateExitDuration)
                        }),
                    TotalWorkingHoursSpan = new TimeSpan(rollCallsList.Where(y => x.Date == y.ShiftDate.Date)
                        .Sum(y => (y.EndDate!.Value - y.StartDate.Value).Ticks)),
                    Reason = leave?.LeaveType ?? "",
                    HasLeave = (leave?.PaidLeaveType == "روزانه" || leave?.LeaveType == "استعلاجی") ? true : false
                };
            });
        result = result.Select(x => new RollCallViewModel()
        {
            EmployeeFullName = employeeName,
            EmployeeId = employeeId,
            PersonnelCode = personnelCode.PersonnelCode.ToString(),
            DateGr = x.DateGr,
            DateFa = x.DateFa,
            DayOfWeekFa = x.DateGr.DayOfWeek.DayOfWeeKToPersian(),
            IsHoliday = _holidayItemApplication.IsHoliday(x.DateGr),
            IsAbsent = !x.RollCallTimesList.Any(),
            RollCallTimesList = x.RollCallTimesList,
            HasLeave = x.HasLeave,
            TotalWorkingHoursSpan = x.TotalWorkingHoursSpan,
            TotalWorkingHours =
                $"{(int)x.TotalWorkingHoursSpan.TotalHours}:{x.TotalWorkingHoursSpan.Minutes.ToString("00")}"
        }).ToList();
        var totalWorkingHours = new TimeSpan(result.Sum(x => x.TotalWorkingHoursSpan.Ticks));

        return new EmployeeRollCallsByMonthViewModel()
        {
            PersianMonthName = selectedMonthPersian,
            PersianYear = selectedYearPersian.ToString(),
            DateGr = firstRollCallToPrintStartDate.AddMonthsFa(0, out _).ToGeorgianDateTime(),
            RollCalls = result.OrderByDescending(x => x.DateGr),
            TotalWorkingHours = totalWorkingHours.ToFarsiHoursAndMinutes(),

            TotalWorkingHoursTimeSpan = $"{(int)totalWorkingHours.TotalHours}:{totalWorkingHours.Minutes:00}"
        };
    }

    public List<RollCallViewModel> GetWorkshopEmployeeRollCallsWithUndefinedForDate(long workshopId, long employeeId,
        DateTime date)
    {
        var names = _context.RollCallEmployees.Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId)
            .Select(x => new
            {
                x.EmployeeId,
                x.EmployeeFullName
            }).ToList();

        var rollcalls = _context.RollCalls.IgnoreQueryFilters()
            .Where(x => x.WorkshopId == workshopId && x.EmployeeId == employeeId && x.ShiftDate.Date == date.Date)
            .Select(x => new RollCallViewModel()
            {
                Id = x.id,
                StartDate = x.StartDate.Value,
                EndDate = x.EndDate.Value,
                DateFa = x.ShiftDate.Date.ToFarsi(),
                DateGr = x.ShiftDate.Date,
                StartDateFa = x.StartDate.Value.ToFarsi(),
                EndDateFa = x.EndDate != null ? x.EndDate.Value.ToFarsi() : null
            }).ToList();
        return rollcalls.Select(x => new RollCallViewModel()
        {
            Id = x.Id,
            StartDate = x.StartDate,
            EndDate = x.EndDate,
            StartTimeString = x.StartDate!.Value.ToString("HH:mm"),
            EndTimeString = x.EndDate?.ToString("HH:mm"),
            DateFa = x.DateFa,
            DateGr = x.DateGr,
            StartDateFa = x.StartDateFa,
            EndDateFa = x.EndDateFa,
            EmployeeId = employeeId,
            EmployeeFullName = names.FirstOrDefault(e => e.EmployeeId == employeeId)!.EmployeeFullName,
            DayOfWeekFa = x.StartDate.Value.DayOfWeek.DayOfWeeKToPersian(),
            StartDayOfWeekFa = x.StartDate.Value.DayOfWeek.DayOfWeeKToPersian(),
            EndDayOfWeekFa = x.EndDate?.DayOfWeek.DayOfWeeKToPersian(),
            TotalWorkingHoursSpan = x.EndDate == null ? new() : x.EndDate.Value - x.StartDate.Value
        }).ToList();
    }

    public void RemoveEmployeeRollCallsWithUndefinedInDate(long workshopId, long employeeId, DateTime date)
    {
        var rollCalls = _context.RollCalls.IgnoreQueryFilters().Where(x =>
            x.WorkshopId == workshopId && x.EmployeeId == employeeId && x.ShiftDate == date.Date);
        if (!rollCalls.Any())
            return;
        _context.RollCalls.RemoveRange(rollCalls);
    }

    public List<PersonnelCheckoutDailyRollCallViewModel> GetEmployeeRollCallsForCustomizeCheckoutTemp(
        IEnumerable<long> customizeCheckoutIds, long workshopId)
    {
        //if (workshopId == 170)
        //    return GetEmployeeRollCallsInDatesForKababMahdi(employeeIds, workshopId, start, end);


        var checkoutJoinEmployee = _context.CustomizeCheckoutTemps.Where(x => customizeCheckoutIds.Contains(x.id))
            .Join(_context.Employees,
                (customizeCheckout) => customizeCheckout.EmployeeId,
                (employee) => employee.id,
                ((customizeCheckout, employee) => new { customizeCheckout, employee })).Select(x => new
            {
                CustomizeCheckoutId = x.customizeCheckout.id,
                CheckoutStart = x.customizeCheckout.ContractStart,
                CheckoutEnd = x.customizeCheckout.ContractEnd,
                EmployeeId = x.employee.id,
            }).ToList();

        List<PersonnelCheckoutDailyRollCallViewModel> result = new();
        PersianCalendar pc = new();
        foreach (var join in checkoutJoinEmployee)
        {
            var start = join.CheckoutStart;
            var end = join.CheckoutEnd;
            var employeeId = join.EmployeeId;

            var rollCalls = _context.RollCalls.Where(x =>
                employeeId == x.EmployeeId && workshopId == x.WorkshopId && x.StartDate != null &&
                x.EndDate != null && x.ShiftDate.Date >= start && x.ShiftDate.Date <= end).ToList();

            var leaves = _context.LeaveList.Where(x =>
                x.WorkshopId == workshopId && employeeId == x.EmployeeId && x.EndLeave.Date >= start.Date &&
                x.StartLeave.Date <= end.Date && x.PaidLeaveType == "روزانه").ToList();


            var employeeSettingsList =
                _context.CustomizeWorkshopEmployeeSettings.AsSplitQuery().Where(x => x.WorkshopId == workshopId)
                    .ToList();

            var endOfMonth = start.AddMonthsFa(1, out _).ToGeorgianDateTime().Date.AddTicks(-1);
            int dateRange = (int)(endOfMonth.Date - start).TotalDays + 1;

            var completeDaysList = Enumerable.Range(0, dateRange).Select(offset => start.AddDays(offset).Date).ToList();
            var holidays = _holidayItemApplication.Search(new HolidayItemSearchModel()
            {
                HolidayYear = start.ToFarsiYear()
            });

            var settings = employeeSettingsList.FirstOrDefault(x => x.EmployeeId == employeeId);
            var birthDay = _context.Employees.Where(x => x.id == employeeId).Select(x => x.DateOfBirth).First();
            var worksInFriday = settings.FridayWork != FridayWork.Default;
            var worksInHolidays = settings.HolidayWork != HolidayWork.Default;
            var absentRecords = completeDaysList.Where(x =>
                    !rollCalls.Any(y => y.EmployeeId == employeeId && x.Date.Date == y.ShiftDate.Date))
                .Select(x =>
                {
                    var leave = leaves.FirstOrDefault(y =>
                        y.EmployeeId == employeeId && y.EndLeave.Date >= x.Date && y.StartLeave.Date <= x.Date);
                    var isHoliday = holidays.Any(y => y.HolidaydateGr == x.Date);
                    var isFriday = x.Date.DayOfWeek == DayOfWeek.Friday;
                    var isNormalWorkingDay = isHoliday == false && isFriday == false;
                    var isInContractRange = x <= end && x >= start;
                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = null,
                        EndDate1 = null,
                        DateTimeGr = x.Date.Date,
                        DayOfWeek = x.Date.DayOfWeek.ToString(),
                        RollCallDateFa = x.Date.ToFarsi(),
                        LeaveType = leave != null ? leave.LeaveType : "",
                        IsAbsent = leave == null && isInContractRange && (isNormalWorkingDay ||
                                                                          (worksInFriday && x.Date.DayOfWeek ==
                                                                              DayOfWeek.Friday) ||
                                                                          (worksInHolidays && isHoliday)),
                    };
                });

            var presentDays = rollCalls.Where(x => x.EmployeeId == employeeId).GroupBy(x => x.ShiftDate.Date)
                .Select(x =>
                {
                    var orderedRollcalls = x.OrderBy(y => y.ShiftDate).ToList();
                    var firstRollCall = orderedRollcalls.FirstOrDefault();
                    var secondRollCall = orderedRollcalls.Skip(1).FirstOrDefault();
                    //این برای این هست که ببینه اگر که این شخص گردشی بوده و دوبار وارد در دو شیفت مختلف وارد شده شیفت دوم تاثیر نخواهد گذاشت
                    //منطق کباب مهدی!!!!

                    #region SecondTimeDiff

                    var hasSecondTimeDiff = false;
                    if (settings.WorkshopShiftStatus == WorkshopShiftStatus.Rotating)
                    {
                        if (firstRollCall != null && secondRollCall != null)
                        {
                            var firstShift = FindRotatingShift(firstRollCall.StartDate.Value,
                                firstRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            var secondShift = FindRotatingShift(secondRollCall.StartDate.Value,
                                secondRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            if (firstShift.start == secondShift.start && firstShift.end == secondShift.end)
                            {
                                hasSecondTimeDiff = true;
                            }
                        }
                    }
                    else
                    {
                        hasSecondTimeDiff = true;
                    }

                    #endregion

                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = firstRollCall?.StartDate?.ToString("HH:mm"),
                        EndDate1 = firstRollCall?.EndDate?.ToString("HH:mm"),

                        StartDate2 = secondRollCall?.StartDate?.ToString("HH:mm") ?? "",
                        EndDate2 = secondRollCall?.EndDate?.ToString("HH:mm") ?? "",


                        TotalhourseSpan =
                            new TimeSpan(x.Where(y => y.EndDate != null)
                                .Sum(y => (y.EndDate - y.StartDate)!.Value.Ticks)),
                        DayOfWeek = x.Key.DayOfWeek.DayOfWeeKToPersian(),
                        RollCallDateFa = x.Key.Date.ToFarsi(),
                        DateTimeGr = x.Key.Date,
                        IsSliced = x.Count() > 2,
                        IsAbsent = false,

                        EnterDifferencesMinutes1 =
                            firstRollCall != null && firstRollCall.LateEntryDuration > TimeSpan.Zero
                                ? CalculateEntryMinuteDifference(firstRollCall.EarlyEntryDuration,
                                    firstRollCall.LateEntryDuration)
                                : "",
                        ExitDifferencesMinutes1 =
                            firstRollCall != null && firstRollCall.EarlyExitDuration > TimeSpan.Zero
                                ? CalculateExitMinuteDifference(firstRollCall.EarlyExitDuration,
                                    firstRollCall.LateExitDuration)
                                : "",

                        EnterDifferencesMinutes2 = secondRollCall != null &&
                                                   secondRollCall.LateEntryDuration > TimeSpan.Zero && hasSecondTimeDiff
                            ? CalculateEntryMinuteDifference(secondRollCall.EarlyEntryDuration,
                                secondRollCall.LateEntryDuration)
                            : "",
                        ExitDifferencesMinutes2 = secondRollCall != null &&
                                                  secondRollCall.EarlyExitDuration > TimeSpan.Zero && hasSecondTimeDiff
                            ? CalculateExitMinuteDifference(secondRollCall.EarlyExitDuration,
                                secondRollCall.LateExitDuration)
                            : ""
                    };
                });
            presentDays = presentDays.Select(x => new CheckoutDailyRollCallViewModel
            {
                StartDate1 = x.StartDate1,
                EndDate1 = x.EndDate1,
                EndDate2 = x.EndDate2,
                StartDate2 = x.StartDate2,
                TotalWorkingHours = $"{(int)(x.TotalhourseSpan.TotalHours)}:{x.TotalhourseSpan.Minutes.ToString("00")}",
                DayOfWeek = x.DayOfWeek,
                RollCallDateFa = x.RollCallDateFa,
                DateTimeGr = x.DateTimeGr,
                IsSliced = x.IsSliced,
                IsAbsent = false,
                EnterDifferencesMinutes1 = x.EnterDifferencesMinutes1,
                EnterDifferencesMinutes2 = x.EnterDifferencesMinutes2,
                ExitDifferencesMinutes1 = x.ExitDifferencesMinutes1,
                ExitDifferencesMinutes2 = x.ExitDifferencesMinutes2
            });

            List<CheckoutDailyRollCallViewModel> checkoutDailyRollCalls =
                presentDays.Concat(absentRecords).OrderBy(x => x.DateTimeGr).ToList();

            checkoutDailyRollCalls.ForEach(x =>
            {
                x.IsFriday = x.DateTimeGr.DayOfWeek == DayOfWeek.Friday;
                x.IsHoliday = holidays.Any(y => y.HolidaydateGr == x.DateTimeGr);
                x.IsBirthDay = workshopId == 170 && pc.GetMonth(x.DateTimeGr) == pc.GetMonth(birthDay) &&
                               pc.GetDayOfMonth(x.DateTimeGr) == pc.GetDayOfMonth(birthDay);
            });

            var resultItem = new PersonnelCheckoutDailyRollCallViewModel()
            {
                EmployeeId = employeeId,
                WorkshopId = workshopId,
                DailyRollCalls = checkoutDailyRollCalls
            };
            result.Add(resultItem);
        }

        return result;
    }

    public async Task<List<RollCall>> GetRollCallsInShiftDate(DateTime rollCallShiftDate, long employeeId,
        long workshopId)
    {
        return await _context.RollCalls.Where(x =>
                x.ShiftDate.Date == rollCallShiftDate.Date && x.WorkshopId == workshopId && x.EmployeeId == employeeId)
            .ToListAsync();
    }

    //حضور غیاب گروهی از پرسنل برای پرینت گروهی فیش حقوقی غیر رسمی نهایی
    public List<PersonnelCheckoutDailyRollCallViewModel> GetEmployeeRollCallsForMonthForKababMahdi(
        IEnumerable<long> employeeIds, long workshopId, DateTime start, DateTime end)
    {
        var rollCalls = _context.RollCalls.Where(x =>
            employeeIds.Contains(x.EmployeeId) && workshopId == x.WorkshopId && x.StartDate != null &&
            x.EndDate != null && x.RollCallModifyType != RollCallModifyType.Undefined &&
            x.ShiftDate.Date >= start && x.ShiftDate.Date <= end).ToList();

        var leaves = _context.LeaveList.Where(x =>
            x.WorkshopId == workshopId && employeeIds.Contains(x.EmployeeId) && x.EndLeave.Date >= start.Date &&
            x.StartLeave.Date <= end.Date).ToList();

        var employees = _context.Employees.Where(x => employeeIds.Contains(x.id))
            .Select(x => new { Id = x.id, x.DateOfBirth }).ToList();
        var year = Convert.ToInt32(start.ToFarsi().Substring(0, 4));
        var month = Convert.ToInt32(start.ToFarsi().Substring(5, 2));
        var firstDayOfCurrentMonth = new DateTime(year, month, 1, new PersianCalendar());


        if (month == 12)
        {
            year += 1;
            month = 1;
        }
        else
            month += 1;

        var nextMonthDate = new DateTime(year, month, 1, new PersianCalendar());

        var lastDayOfCurrentMonth = nextMonthDate.AddDays(-1);

        int dateRange = (int)(lastDayOfCurrentMonth - firstDayOfCurrentMonth).TotalDays + 1;
        var employeeSettingsList =
            _context.CustomizeWorkshopEmployeeSettings.AsSplitQuery().Where(x => x.WorkshopId == workshopId).ToList();
        var holidays = _holidayItemApplication.Search(new HolidayItemSearchModel()
        {
            HolidayYear = start.ToFarsiYear()
        });
        //all the dates from start to end, to be compared with present days to get absent dates
        var completeDaysList = Enumerable.Range(0, dateRange).Select(offset => start.AddDays(offset).Date).ToList();
        PersianCalendar pc = new();

        List<PersonnelCheckoutDailyRollCallViewModel> result = new();
        foreach (var employeeId in employeeIds)
        {
            var settings = employeeSettingsList.FirstOrDefault(x => x.EmployeeId == employeeId);
            var worksInFriday = settings.FridayWork != FridayWork.Default;
            var worksInHolidays = settings.HolidayWork != HolidayWork.Default;
            var birthDay = employees.First(x => x.Id == employeeId).DateOfBirth;
            var absentRecords = completeDaysList.Where(x =>
                    !rollCalls.Any(y => y.EmployeeId == employeeId && x.Date.Date == y.ShiftDate.Date))
                .Select(x =>
                {
                    var leave = leaves.FirstOrDefault(y =>
                        y.EmployeeId == employeeId && y.EndLeave.Date >= x.Date && y.StartLeave.Date <= x.Date);
                    var isHoliday = holidays.Any(y => y.HolidaydateGr == x.Date);
                    var isFriday = x.Date.DayOfWeek == DayOfWeek.Friday;
                    var isBirthday = pc.GetMonth(x) == pc.GetMonth(birthDay) &&
                                     pc.GetDayOfMonth(x) == pc.GetDayOfMonth(birthDay);
                    var isNormalWorkingDay = isHoliday == false && isFriday == false;
                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = null,
                        EndDate1 = null,
                        DateTimeGr = x.Date,
                        DayOfWeek = x.Date.DayOfWeek.ToString(),
                        RollCallDateFa = x.Date.ToFarsi(),
                        LeaveType = leave != null ? leave.LeaveType : "",
                        IsAbsent = leave == null && (isNormalWorkingDay ||
                                                     (worksInFriday && x.Date.DayOfWeek == DayOfWeek.Friday) ||
                                                     (worksInHolidays && isHoliday)),
                        IsBirthDay = isBirthday
                    };
                });
            var presentDays = rollCalls.Where(x => x.EmployeeId == employeeId).GroupBy(x => x.ShiftDate.Date)
                .Select(x =>
                {
                    var orderedRollcalls = x.OrderBy(y => y.StartDate!.Value).ToList();
                    var firstRollCall = orderedRollcalls.FirstOrDefault();
                    var secondRollCall = orderedRollcalls.Skip(1).FirstOrDefault();

                    //این برای این هست که ببینه اگر که این شخص گردشی بوده و دوبار وارد در دو شیفت مختلف وارد شده شیفت دوم تاثیر نخواهد گذاشت
                    //منطق کباب مهدی!!!!

                    #region SecondTimeDiff

                    var hasSecondTimeDiff = false;
                    if (settings.WorkshopShiftStatus == WorkshopShiftStatus.Rotating)
                    {
                        if (firstRollCall != null && secondRollCall != null)
                        {
                            var firstShift = FindRotatingShift(firstRollCall.StartDate.Value,
                                firstRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            var secondShift = FindRotatingShift(secondRollCall.StartDate.Value,
                                secondRollCall.EndDate.Value, settings.CustomizeRotatingShifts);
                            if (firstShift.start == secondShift.start && firstShift.end == secondShift.end)
                            {
                                hasSecondTimeDiff = true;
                            }
                        }
                    }
                    else
                    {
                        hasSecondTimeDiff = true;
                    }

                    #endregion

                    return new CheckoutDailyRollCallViewModel()
                    {
                        StartDate1 = orderedRollcalls.FirstOrDefault()?.StartDate?.ToString("HH:mm"),
                        EndDate1 = orderedRollcalls.FirstOrDefault()?.EndDate?.ToString("HH:mm"),

                        StartDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.StartDate?.ToString("HH:mm") ?? "",
                        EndDate2 = orderedRollcalls.Skip(1).FirstOrDefault()?.EndDate?.ToString("HH:mm") ?? "",

                        TotalhourseSpan =
                            new TimeSpan(x.Where(y => y.EndDate != null)
                                .Sum(y => (y.EndDate - y.StartDate)!.Value.Ticks)),
                        DayOfWeek = x.Key.DayOfWeek.DayOfWeeKToPersian(),
                        RollCallDateFa = x.Key.Date.ToFarsi(),
                        DateTimeGr = x.Key.Date,
                        IsSliced = x.Count() > 2,
                        IsAbsent = false,
                        IsBirthDay = pc.GetMonth(x.Key) == pc.GetMonth(birthDay) &&
                                     pc.GetDayOfMonth(x.Key) == pc.GetDayOfMonth(birthDay),

                        EnterDifferencesMinutes1 = firstRollCall != null &&
                                                   firstRollCall.LateEntryDuration > TimeSpan.Zero && workshopId == 170
                            ? CalculateEntryMinuteDifference(firstRollCall.EarlyEntryDuration,
                                firstRollCall.LateEntryDuration)
                            : "",
                        ExitDifferencesMinutes1 = "",

                        EnterDifferencesMinutes2 = secondRollCall != null &&
                                                   secondRollCall.LateEntryDuration > TimeSpan.Zero &&
                                                   workshopId == 170 && hasSecondTimeDiff
                            ? CalculateEntryMinuteDifference(secondRollCall.EarlyEntryDuration,
                                secondRollCall.LateEntryDuration)
                            : "",
                        ExitDifferencesMinutes2 = ""
                    };
                });
            presentDays = presentDays.Select(x => new CheckoutDailyRollCallViewModel
            {
                StartDate1 = x.StartDate1,
                EndDate1 = x.EndDate1,
                EndDate2 = x.EndDate2,
                StartDate2 = x.StartDate2,
                TotalWorkingHours = $"{(int)(x.TotalhourseSpan.TotalHours)}:{x.TotalhourseSpan.Minutes.ToString("00")}",
                DayOfWeek = x.DayOfWeek,
                RollCallDateFa = x.RollCallDateFa,
                DateTimeGr = x.DateTimeGr,
                IsSliced = x.IsSliced,
                IsAbsent = false,
                IsBirthDay = x.IsBirthDay,
                EnterDifferencesMinutes1 = x.EnterDifferencesMinutes1,
                ExitDifferencesMinutes1 = x.ExitDifferencesMinutes1,
                EnterDifferencesMinutes2 = x.EnterDifferencesMinutes2,
                ExitDifferencesMinutes2 = x.ExitDifferencesMinutes2,
            });


            List<CheckoutDailyRollCallViewModel> checkoutDailyRollCalls =
                presentDays.Concat(absentRecords).OrderBy(x => x.DateTimeGr).ToList();

            checkoutDailyRollCalls.ForEach(x =>
            {
                x.IsFriday = x.DateTimeGr.DayOfWeek == DayOfWeek.Friday;
                x.IsHoliday = holidays.Any(y => y.HolidaydateGr == x.DateTimeGr);
            });
            var resultItem = new PersonnelCheckoutDailyRollCallViewModel()
            {
                EmployeeId = employeeId,
                WorkshopId = workshopId,
                DailyRollCalls = checkoutDailyRollCalls
            };
            result.Add(resultItem);
        }


        return result;
    }

    public static (DateTime start, DateTime end) FindRotatingShift(DateTime startRollCall, DateTime endRollCall,
        ICollection<CustomizeRotatingShift> rotatingShifts)
    {
        DateTime startDate = startRollCall.Date;
        DateTime endDate = endRollCall.Date;


        DateTime startEntryWithDate = startDate.Add(startRollCall.TimeOfDay);
        DateTime endEntryWithDate = endDate.Add(endRollCall.TimeOfDay);

        DateTime oneHourBeforeStart = startEntryWithDate.AddHours(-1);
        DateTime oneHourAfterStart = startEntryWithDate.AddHours(1);
        DateTime oneHourBeforeEnd = endEntryWithDate.AddHours(-1);
        DateTime oneHourAfterEnd = endEntryWithDate.AddHours(1);


        var shiftDateTimes = rotatingShifts.SelectMany(shift =>
        {
            var shifts = new List<(DateTime Start, DateTime End)>();
            for (int i = -1; i <= 1; i++)
            {
                var shiftStart = startDate.AddDays(i).Date;
                shiftStart = shiftStart.Add(shift.StartTime.ToTimeSpan());
                var shiftEnd = shift.StartTime < shift.EndTime
                    ? startDate.AddDays(i).Date.Add(shift.EndTime.ToTimeSpan())
                    : startDate.AddDays(i + 1).Date.Add(shift.EndTime.ToTimeSpan());
                shifts.Add((shiftStart, shiftEnd));
            }

            return shifts;
        }).ToList();

        #region مقایسه شروع حضور غیاب با شیفت

        var startFilteredTimes = shiftDateTimes.Where(shift =>
            (oneHourBeforeStart <= shift.Start && oneHourAfterStart >= shift.Start) ||
            (oneHourBeforeStart <= shift.End && oneHourAfterStart >= shift.End)).ToList();

        if (startFilteredTimes.Count == 0)
        {
            startFilteredTimes = shiftDateTimes;
        }
        else if (startFilteredTimes.Count == 1)
        {
            var startChosenShift = startFilteredTimes.First();

            if (startChosenShift.End < startChosenShift.Start)
                startChosenShift.End = startChosenShift.End.AddDays(1);

            return startChosenShift;
        }

        #endregion

        #region مقایسه پایان حضورغیاب با شیفت

        var endFilteredTimes = shiftDateTimes.Where(shift =>
            (oneHourBeforeEnd <= shift.Start && oneHourAfterEnd >= shift.Start) ||
            (oneHourBeforeEnd <= shift.End && oneHourAfterEnd >= shift.End)).ToList();
        if (endFilteredTimes.Count == 0)
        {
            endFilteredTimes = startFilteredTimes;
        }
        else if (endFilteredTimes.Count == 1)
        {
            var endChosenShift = endFilteredTimes.First();
            return endChosenShift;
        }

        #endregion

        #region اشتراک حضور غیاب و شیفت

        var overlapShifts = endFilteredTimes.Select(shift => new
        {
            Shift = shift,
            Overlap = new TimeSpan(Math.Max(0,
                Math.Min(shift.End.Ticks, oneHourAfterEnd.Ticks) -
                Math.Max(shift.Start.Ticks, oneHourBeforeStart.Ticks)))
        });

        var overlapChosenShift = overlapShifts.MaxBy(s => s.Overlap);
        var end = overlapChosenShift.Shift.End;
        if (overlapChosenShift.Shift.End < overlapChosenShift.Shift.Start)
            end = overlapChosenShift.Shift.End.AddDays(1);


        return (overlapChosenShift.Shift.Start, end);

        #endregion
    }

    public async Task<List<RollCall>> GetRollCallsUntilNowWithWorkshopIdEmployeeIds(long workshopId,
        List<long> employeeIds, DateTime fromDate)
    {
        return await _context.RollCalls.Where(x =>
            x.ShiftDate >= fromDate && x.WorkshopId == workshopId && employeeIds.Contains(x.EmployeeId) &&
            x.EndDate != null).ToListAsync();
    }

    public async Task<PagedResult<RollCallCaseHistoryTitleDto>> GetCaseHistoryTitles(long workshopId,
        RollCallCaseHistorySearchModel searchModel)
    {
        var yesterday = DateTime.Now.AddDays(-1).Date;

        var groupByMonth = false;
        var rollCallStatusQuery = _context.RollCallEmployeesStatus
            .Where(x => x.RollCallEmployee.WorkshopId == workshopId);

        if (searchModel.EmployeeId is > 0)
        {
            rollCallStatusQuery =
                rollCallStatusQuery.Where(x => x.RollCallEmployee.EmployeeId == searchModel.EmployeeId);
            groupByMonth = true;
        }


        var startDateNullable = (await rollCallStatusQuery
            .OrderBy(x => x.StartDate).FirstOrDefaultAsync())?.StartDate;
        var endDateNullable = (await rollCallStatusQuery
            .OrderByDescending(x => x.EndDate).FirstOrDefaultAsync())?.EndDate;

        if (!startDateNullable.HasValue || !endDateNullable.HasValue)
        {
            return new PagedResult<RollCallCaseHistoryTitleDto>();
        }

        var startDate = startDateNullable.Value.Date;
        var endDate = endDateNullable.Value.Date;
        if (endDate.Date > yesterday)
        {
            endDate = yesterday;
        }

        var dateRange = (int)(endDate - startDate).TotalDays + 1;

        var dates = Enumerable.Range(0, dateRange)
            .Select(offset => startDate.AddDays(offset)).OrderByDescending(x => x).ToList();

        if (!string.IsNullOrWhiteSpace(searchModel.OneDayDate))
        {
            var date = searchModel.OneDayDate.ToGeorgianDateTime();

            dates = dates
                .Where(x => x.Date == date.Date).ToList();
        }
        else if (!string.IsNullOrWhiteSpace(searchModel.StartDate)
                 && !string.IsNullOrWhiteSpace(searchModel.EndDate))
        {
            var start = searchModel.StartDate.ToGeorgianDateTime();
            var end = searchModel.EndDate.ToGeorgianDateTime();

            dates = dates
                .Where(x => x <= end && x >= start).ToList();
        }

        List<RollCallCaseHistoryTitleDto> rollCallCaseHistoryTitles;
        if (groupByMonth)
        {
            var persianDates = dates
                .Select(x => new PersianTools.Core.PersianDateTime(x)).ToList();
            rollCallCaseHistoryTitles = persianDates.GroupBy(x => (x.Year, x.Month))
                .Select(x => new RollCallCaseHistoryTitleDto()
                {
                    Id = $"{x.Key.Year}_{x.Key.Month}",
                    Title = $"{x.Key.Year} {x.Key.Month.ToFarsiMonthByIntNumber()}"
                }).ToList();
        }
        else
        {
            rollCallCaseHistoryTitles = dates
                .Select(x => new RollCallCaseHistoryTitleDto()
                {
                    Id = x.ToFarsi(),
                    Title = $"{x.ToFarsi()} {x.DayOfWeek.DayOfWeeKToPersian()}"
                }).ToList();
        }


        var res = new PagedResult<RollCallCaseHistoryTitleDto>()
        {
            List = rollCallCaseHistoryTitles,
            TotalCount = rollCallCaseHistoryTitles.Count
        };
        return res;
    }

    public async Task<List<RollCallCaseHistoryDetail>> GetCaseHistoryDetails(long workshopId, string titleId,
        RollCallCaseHistorySearchModel searchModel)
    {
        var query = _context.RollCallEmployeesStatus
            .Include(x => x.RollCallEmployee)
            .Where(x => x.RollCallEmployee.WorkshopId == workshopId);

        DateTime startDate;
        DateTime endDate;
        //این برای این هست که اگر بر اساس پرسنل جستجو شده بود و در titleId اگر به فرمت YYYY_MM اومد به این معنی هست که باید بر طبق ماه فیلتر بشه نه به صورت روزانه
        if (searchModel.EmployeeId is > 0)
        {
            if (!Regex.IsMatch(titleId, @"^\d{4}_\d{2}$"))
                throw new BadRequestException("شناسه سر تیتر وارد شده نامعتبر است");
            
            var splitDate = titleId.Split("_");
            var year = Convert.ToInt32(splitDate.First());
            var month = Convert.ToInt32(splitDate.Last());

            var startDateFa = $"{year:D4}/{month:D2}/01";
            if (!startDateFa.TryToGeorgianDateTime(out startDate))
            {
                throw new BadRequestException("تاریخ وارد شده نامعتبر است");
            }
            
            var endDateFa = startDateFa.FindeEndOfMonth();
            
            if (!endDateFa.TryToGeorgianDateTime(out endDate))
            {
                throw new BadRequestException("تاریخ وارد شده نامعتبر است");
            }
            query = query
                .Where(x => x.RollCallEmployee.EmployeeId == searchModel.EmployeeId);
        }
        else
        {
            if (!Regex.IsMatch(titleId, @"^\d{4}/\d{2}/\d{2}$"))
                throw new BadRequestException("شناسه سر تیتر وارد شده نامعتبر است");


            startDate = titleId.ToGeorgianDateTime();
            endDate = startDate;
        }
        query = query.Where(x => x.StartDate <= endDate && x.EndDate >= startDate);

        var employeeIds = await query.Select(x => x.RollCallEmployee.EmployeeId).ToListAsync();

        var rollCalls = await _context.RollCalls
            .Where(x => x.WorkshopId == workshopId && employeeIds.Contains(x.EmployeeId)
                                                   && startDate <= x.ShiftDate && endDate >= x.ShiftDate).ToListAsync();

        var leaves = await _context.LeaveList.Where(x => x.WorkshopId == workshopId
                                                         && employeeIds.Contains(x.EmployeeId) &&
                                                         x.StartLeave >= endDate && x.EndLeave <= startDate)
            .ToListAsync();
        var dateRange = (int)(endDate - startDate).TotalDays + 1;

        var dates = Enumerable.Range(0, dateRange).Select(x => startDate.AddDays(x)).ToList();

        var employees = await _context.Employees.Where(x => employeeIds
            .Contains(x.id)).ToListAsync();

        var personnelCodes = await _context.PersonnelCodeSet
            .Where(x => x.WorkshopId == workshopId
                        && employeeIds.Contains(x.EmployeeId)).ToListAsync();

        var res = new List<RollCallCaseHistoryDetail>();
        foreach (var date in dates)
        {
            var rollCallInDate = rollCalls
                .Where(x => x.ShiftDate.Date == date.Date).ToList();
            foreach (var employeeId in employeeIds)
            {
                var leave = leaves.FirstOrDefault(y => y.EmployeeId == employeeId);
                var employeeRollCallsForDate = rollCallInDate
                    .Where(y => y.EmployeeId == employeeId).ToList();
                var employee = employees.FirstOrDefault(x => x.id == employeeId);

                var item = new RollCallCaseHistoryDetail()
                {
                    EmployeeFullName = employee?.FullName ?? "",
                    EmployeeId = employee?.id ?? 0,
                    Records = employeeRollCallsForDate.OrderBy(r => r.StartDate).Select(y =>
                        new RollCallCaseHistoryDetailRecord()
                        {
                            EndTime = y.EndDate!.Value.ToString("HH:mm"),
                            StartTime = y.StartDate!.Value.ToString("HH:mm"),
                            EntryTimeDifference =
                                CalculateEntryTimeDifferencesTimeSpan(y.EarlyEntryDuration, y.LateEntryDuration),
                            ExitTimeDifference =
                                CalculateExitTimeDifferencesTimeSpan(y.EarlyExitDuration, y.LateExitDuration)
                        }).ToList(),
                    Status = employeeRollCallsForDate.Any() ? RollCallRecordStatus.Worked
                        : leave != null ? RollCallRecordStatus.Leaved
                        : RollCallRecordStatus.Absent,
                    TotalWorkingTime =
                        new TimeSpan(
                            employeeRollCallsForDate.Sum(y => (y.EndDate!.Value - y.StartDate!.Value).Ticks)),
                    PersonnelCode = personnelCodes.FirstOrDefault(y => y.EmployeeId == employeeId)?.PersonnelCode
                        .ToString(),
                };
                res.Add(item);
            }
        }

        return res;
    }
}