using System;
using System.Collections.Generic;
using System.Linq;

using BS.Shared;
using BeWo.Data.Access;
using BeWo.Data.Entities;
using BeWo.Service.DCEntityMapper;
using BS.Shared.DataContracts;
using BS.Shared.DataContracts.Compact;


namespace BeWo.Report.ReportObjects
{
    public class AdditionalServiceBookingRO : AbstractBeWoReportObject<AdditionalServiceBookingRO>
    {
        public String Month { get; set; }

        public int MonthInt { get; set; }

        public int Year { get; set; }

        public String AdditionalServiceRegion { get; set; }

        public String AdditionalService { get; set; }

        public List<AdditionalServiceBookingRow> Rows { get; set; }

        public static AdditionalServiceBookingRO Create(AdditionalServiceRegion region, DateTime month)
        {
            var monat = GetMonat(month);
            return Create(region, monat, month.Year);
        }

        private static Monat GetMonat(DateTime month)
        {
            if (month.Month == 1)
            {
                return Monat.Januar;
            }
            if (month.Month == 2)
            {
                return Monat.Februar;
            }
            if (month.Month == 3)
            {
                return Monat.März;
            }
            if (month.Month == 4)
            {
                return Monat.April;
            }
            if (month.Month == 5)
            {
                return Monat.Mai;
            }
            if (month.Month == 6)
            {
                return Monat.Juni;
            }
            if (month.Month == 7)
            {
                return Monat.Juli;
            }
            if (month.Month == 8)
            {
                return Monat.August;
            }
            if (month.Month == 9)
            {
                return Monat.September;
            }
            if (month.Month == 10)
            {
                return Monat.Oktober;
            }
            if (month.Month == 11)
            {
                return Monat.November;
            }
            
            return Monat.Dezember;
        }

        public static AdditionalServiceBookingRO Create(AdditionalServiceRegion region, Monat month, int year)
        {
            var result = new AdditionalServiceBookingRO
                {
                    Rows = new List<AdditionalServiceBookingRow>(),
                    AdditionalServiceRegion = region.Name,
                    AdditionalService = region.AdditionalService.Name,
                    Month = month.ToString(),
                    MonthInt = (int)month,
                    Year = year
                };

            var additionalServiceBookings =
                DAOFactory.GenericDAO.GetAll<AdditionalServiceBooking>()
                          .Where(
                              booking =>
                              booking.AdditionalServiceRegion == region &&
                              booking.Datum.Value.Month == (int)month &&
                              booking.Datum.Value.Year == year);

            var c2aodList = new Dictionary<CompactCustomerDC, string[]>();
            

            foreach (var item in additionalServiceBookings)
            {
                if (item.Datum == null) continue;
                foreach (var e in item.Customer2AddServiceBookings)
                {
	                var customer = DAOFactory.GenericDAO.GetByID<Customer>(e.CustomerOid);
                    var cdc = MapperFactory.CompactCustomerDC_Customer.MapToNewDC(customer);
                    
                    if (c2aodList.ContainsKey(cdc))
                    {
                        c2aodList[cdc][item.Datum.Value.Day - 1] = (e.Participated ? "P" : "");
                    }
                    else
                    {
                        var attendancies = new string[31];
                        attendancies[item.Datum.Value.Day - 1] = (e.Participated ? "P" : "");

                        c2aodList.Add(cdc, attendancies);
                    }
                }
            }

            foreach (var item in c2aodList)
            {
                result.Rows.Add(new AdditionalServiceBookingRow
                {
                    CustomerDC = item.Key,
                    Customer = item.Key.LastNameFirstName,
                    AttendanceOnDay1 = item.Value[0] ?? "",
                    AttendanceOnDay2 = item.Value[1] ?? "",
                    AttendanceOnDay3 = item.Value[2] ?? "",
                    AttendanceOnDay4 = item.Value[3] ?? "",
                    AttendanceOnDay5 = item.Value[4] ?? "",
                    AttendanceOnDay6 = item.Value[5] ?? "",
                    AttendanceOnDay7 = item.Value[6] ?? "",
                    AttendanceOnDay8 = item.Value[7] ?? "",
                    AttendanceOnDay9 = item.Value[8] ?? "",
                    AttendanceOnDay10 = item.Value[9] ?? "",
                    AttendanceOnDay11 = item.Value[10] ?? "",
                    AttendanceOnDay12 = item.Value[11] ?? "",
                    AttendanceOnDay13 = item.Value[12] ?? "",
                    AttendanceOnDay14 = item.Value[13] ?? "",
                    AttendanceOnDay15 = item.Value[14] ?? "",
                    AttendanceOnDay16 = item.Value[15] ?? "",
                    AttendanceOnDay17 = item.Value[16] ?? "",
                    AttendanceOnDay18 = item.Value[17] ?? "",
                    AttendanceOnDay19 = item.Value[18] ?? "",
                    AttendanceOnDay20 = item.Value[19] ?? "",
                    AttendanceOnDay21 = item.Value[20] ?? "",
                    AttendanceOnDay22 = item.Value[21] ?? "",
                    AttendanceOnDay23 = item.Value[22] ?? "",
                    AttendanceOnDay24 = item.Value[23] ?? "",
                    AttendanceOnDay25 = item.Value[24] ?? "",
                    AttendanceOnDay26 = item.Value[25] ?? "",
                    AttendanceOnDay27 = item.Value[26] ?? "",
                    AttendanceOnDay28 = item.Value[27] ?? "",
                    AttendanceOnDay29 = item.Value[28] ?? "",
                    AttendanceOnDay30 = item.Value[29] ?? "",
                    AttendanceOnDay31 = item.Value[30] ?? "",
                    AttendanceMonthCount = item.Value.Where(s => s != null && s.ToLower() == "p").Count()
                }); ;
            }
            
            result.Rows.Sort((a, b) => a.Customer.CompareTo(b.Customer));
            return result;
        }

        public static AdditionalServiceBookingRO Create(String region, List<CompactCustomerDC> c2List, Monat month, int year)
        {
            var result = new AdditionalServiceBookingRO
            {
                Rows = new List<AdditionalServiceBookingRow>(),
                AdditionalServiceRegion = "Abwesenheitsliste",
                AdditionalService = region,
                Month = month.ToString(),
                MonthInt = (int)month,
                Year = year
            };

            foreach (var item in c2List)
            {
                result.Rows.Add(new AdditionalServiceBookingRow
                {
                    CustomerDC = item,
                    Customer = item.LastNameFirstName,
                    AttendanceOnDay1 = "",
                    AttendanceOnDay2 = "",
                    AttendanceOnDay3 = "",
                    AttendanceOnDay4 = "",
                    AttendanceOnDay5 = "",
                    AttendanceOnDay6 = "",
                    AttendanceOnDay7 = "",
                    AttendanceOnDay8 = "",
                    AttendanceOnDay9 = "",
                    AttendanceOnDay10 = "",
                    AttendanceOnDay11 = "",
                    AttendanceOnDay12 = "",
                    AttendanceOnDay13 = "",
                    AttendanceOnDay14 = "",
                    AttendanceOnDay15 = "",
                    AttendanceOnDay16 = "",
                    AttendanceOnDay17 = "",
                    AttendanceOnDay18 = "",
                    AttendanceOnDay19 = "",
                    AttendanceOnDay20 = "",
                    AttendanceOnDay21 = "",
                    AttendanceOnDay22 = "",
                    AttendanceOnDay23 = "",
                    AttendanceOnDay24 = "",
                    AttendanceOnDay25 = "",
                    AttendanceOnDay26 = "",
                    AttendanceOnDay27 = "",
                    AttendanceOnDay28 = "",
                    AttendanceOnDay29 = "",
                    AttendanceOnDay30 = "",
                    AttendanceOnDay31 = "",
                    AttendanceMonthCount = 0
                }); ;
            }

            result.Rows.Sort((a, b) => a.Customer.CompareTo(b.Customer));
            CalculateAbsenceTimes(result);
            return result;
        }

        public static Dictionary<DateTime, IList<AbsenceTimeDC>> CreateAbsenceTimeDict(CompactCustomerDC customer, DateTime maxEndDate)
        {

            Dictionary<DateTime, IList<AbsenceTimeDC>> dict = new Dictionary<DateTime, IList<AbsenceTimeDC>>();

            foreach (var at in customer.AbsenceTimes)
            {
                if (at.Start.HasValue && at.Start.Value <= maxEndDate)
                {
                    DateTime dt = at.Start.Value;
                    DateTime end = maxEndDate;

                    if (at.End.HasValue && at.End.Value < end)
                    {
                        end = at.End.Value;
                    }

                    while (dt <= end)
                    {
                        if (!dict.ContainsKey(dt))
                        {
                            dict.Add(dt, new List<AbsenceTimeDC>());
                        }
                        dict[dt].Add(at);
                        dt = dt.AddDays(1);
                    }

                }

            }

            return dict;

        }

        public static void CalculateAbsenceTimes(AdditionalServiceBookingRO result)
        {
            foreach (var row in result.Rows)
            {
                int monthCount = 0;
                int yearCount = 0;
                var c = DAOFactory.GenericDAO.LoadByID<Customer>(row.CustomerDC.CustomerOid);
                if (c.AbsenceTimes != null)
                {
                    foreach (var at in c.AbsenceTimes)
                    {
                        if (at.Start.HasValue && at.Start.Value.Year <= result.Year &&
                            (!at.End.HasValue || at.End.Value.Year >= result.Year))
                        {
                            DateTime dt = at.Start.Value;
                            DateTime end = new DateTime(result.Year, result.MonthInt, 1).AddMonths(1);

                            if (at.End.HasValue && at.End.Value < end)
                            {
                                end = at.End.Value;
                            }

                            while (dt <= end)
                            {
                                if (dt.DayOfWeek != DayOfWeek.Saturday && dt.DayOfWeek != DayOfWeek.Sunday)
                                {
                                    if (dt.Year == result.Year)
                                    {
                                        yearCount++;
                                    }

                                    if (dt.Month == result.MonthInt && dt.Year == result.Year)
                                    {
                                        monthCount++;

                                        var name = at.AbsenceReason.Description.ToLower();
                                        if (name.Contains("urlaub"))
                                        {
                                            SetInfo(dt, row, "U");
                                        }
                                        else if (name.Contains("unentschuldigt"))
                                        {
                                            SetInfo(dt, row, "UE");
                                        }
                                        else if (name.Contains("entschuldigt"))
                                        {
                                            SetInfo(dt, row, "E");
                                        }
                                        else if (name.Contains("corona"))
                                        {
                                            SetInfo(dt, row, "C");
                                        }
                                        else //(name.Contains("krank"))
                                        {
                                            SetInfo(dt, row, "K");
                                        }
                                    }
                                }

                                dt = dt.AddDays(1);
                            }
                        }
                    }
                    row.AbsenceTimeMonthCount = monthCount;
                    row.AbsenceTimeYearCount = yearCount;
                }
            }
        }

        private static void SetInfo(DateTime dt, AdditionalServiceBookingRow row, string val)
        {
            if (dt.Day == 1)
            {
                row.AttendanceOnDay1 = val;
            }
            else if (dt.Day == 2)
            {
                row.AttendanceOnDay2 = val;
            }
            else if (dt.Day == 3)
            {
                row.AttendanceOnDay3 = val;
            }
            else if (dt.Day == 4)
            {
                row.AttendanceOnDay4 = val;
            }
            else if (dt.Day == 5)
            {
                row.AttendanceOnDay5 = val;
            }
            else if (dt.Day == 6)
            {
                row.AttendanceOnDay6 = val;
            }
            else if (dt.Day == 7)
            {
                row.AttendanceOnDay7 = val;
            }
            else if (dt.Day == 8)
            {
                row.AttendanceOnDay8 = val;
            }
            else if (dt.Day == 9)
            {
                row.AttendanceOnDay9 = val;
            }
            else if (dt.Day == 10)
            {
                row.AttendanceOnDay10 = val;
            }
            else if (dt.Day == 11)
            {
                row.AttendanceOnDay11 = val;
            }
            else if (dt.Day == 12)
            {
                row.AttendanceOnDay12 = val;
            }
            else if (dt.Day == 13)
            {
                row.AttendanceOnDay13 = val;
            }
            else if (dt.Day == 14)
            {
                row.AttendanceOnDay14 = val;
            }
            else if (dt.Day == 15)
            {
                row.AttendanceOnDay15 = val;
            }
            else if (dt.Day == 16)
            {
                row.AttendanceOnDay16 = val;
            }
            else if (dt.Day == 17)
            {
                row.AttendanceOnDay17 = val;
            }
            else if (dt.Day == 18)
            {
                row.AttendanceOnDay18 = val;
            }
            else if (dt.Day == 19)
            {
                row.AttendanceOnDay19 = val;
            }
            else if (dt.Day == 20)
            {
                row.AttendanceOnDay20 = val;
            }
            else if (dt.Day == 21)
            {
                row.AttendanceOnDay21 = val;
            }
            else if (dt.Day == 22)
            {
                row.AttendanceOnDay22 = val;
            }
            else if (dt.Day == 23)
            {
                row.AttendanceOnDay23 = val;
            }
            else if (dt.Day == 24)
            {
                row.AttendanceOnDay24 = val;
            }
            else if (dt.Day == 25)
            {
                row.AttendanceOnDay25 = val;
            }
            else if (dt.Day == 26)
            {
                row.AttendanceOnDay26 = val;
            }
            else if (dt.Day == 27)
            {
                row.AttendanceOnDay27 = val;
            }
            else if (dt.Day == 28)
            {
                row.AttendanceOnDay28 = val;
            }
            else if (dt.Day == 29)
            {
                row.AttendanceOnDay29 = val;
            }
            else if (dt.Day == 30)
            {
                row.AttendanceOnDay30 = val;
            }
            else if (dt.Day == 31)
            {
                row.AttendanceOnDay31 = val;
            }
        }
    }

    public class AdditionalServiceBookingRow
    {
        public CompactCustomerDC CustomerDC { get; set; }

        public string Customer { get; set; } // Nachname, Vorname

        public string AttendanceOnDay1 { get; set; } // O -> nicht anwesend, P -> anwesend

        public string AttendanceOnDay2 { get; set; }

        public string AttendanceOnDay3 { get; set; }

        public string AttendanceOnDay4 { get; set; }

        public string AttendanceOnDay5 { get; set; }

        public string AttendanceOnDay6 { get; set; }

        public string AttendanceOnDay7 { get; set; }

        public string AttendanceOnDay8 { get; set; }

        public string AttendanceOnDay9 { get; set; }

        public string AttendanceOnDay10 { get; set; }

        public string AttendanceOnDay11 { get; set; }

        public string AttendanceOnDay12 { get; set; }

        public string AttendanceOnDay13 { get; set; }

        public string AttendanceOnDay14 { get; set; }

        public string AttendanceOnDay15 { get; set; }

        public string AttendanceOnDay16 { get; set; }

        public string AttendanceOnDay17 { get; set; }

        public string AttendanceOnDay18 { get; set; }

        public string AttendanceOnDay19 { get; set; }

        public string AttendanceOnDay20 { get; set; }

        public string AttendanceOnDay21 { get; set; }

        public string AttendanceOnDay22 { get; set; }

        public string AttendanceOnDay23 { get; set; }

        public string AttendanceOnDay24 { get; set; }

        public string AttendanceOnDay25 { get; set; }

        public string AttendanceOnDay26 { get; set; }

        public string AttendanceOnDay27 { get; set; }

        public string AttendanceOnDay28 { get; set; }

        public string AttendanceOnDay29 { get; set; }

        public string AttendanceOnDay30 { get; set; }

        public string AttendanceOnDay31 { get; set; }

        public int AttendanceMonthCount { get; set; }

        public int AbsenceTimeMonthCount { get; set; }

        public int AbsenceTimeYearCount { get; set; }

        public string Notice { get; set; }

        public string Custom1 { get; set; }

        public string Custom2 { get; set; }

        public string Custom3 { get; set; }

        public string Custom4 { get; set; }

        public string Custom5 { get; set; }
    }
}