using System;
using System.Collections.Generic;
using System.Linq;
using BeWo.Data.Access;
using BeWo.Data.Entities;
using BeWo.Service.DCEntityMapper;
using BeWo.Service.Plugins;
using BS.Shared;
using BS.Shared.Core;

namespace BeWo.Report.ReportObjects
{
    public class ServiceRecordChangesAfterInvoiceDateRO : AbstractBeWoReportObject<ServiceRecordChangesAfterInvoiceDateRO>
    {
        public DateTime ReportStart { get; set; }
        public DateTime ReportEnd { get; set; }
        public List<ServiceRecordChangeRO> DetailList { get; set; }

        public static ServiceRecordChangesAfterInvoiceDateRO Create(DateTime start, DateTime end)
        {
            var ro = new ServiceRecordChangesAfterInvoiceDateRO();
            ro.ReportStart = start;
            ro.ReportEnd = end;
            ro.DetailList = new List<ServiceRecordChangeRO>();

            var invoices = DAOFactory.SearchDAO.GetInvoiceBases(start, end, false);

            List<long> c2sOids = new List<long>();
            Dictionary<long, DateTime> c2sOid2MaxInsts = new Dictionary<long, DateTime>();
            Dictionary<long, String> c2sOid2InvoiceNumber = new Dictionary<long, String>();

            foreach (var item in invoices)
            {
                if (item.InsTs.HasValue && item.CostBearer2SupportConceptOid != null)
                {
                    var c2sOid = item.CostBearer2SupportConceptOid.Value;
                    c2sOids.Add(c2sOid);

                    DateTime insts = item.InsTs.Value;

                    if (!c2sOid2MaxInsts.ContainsKey(c2sOid))
                    {
                        c2sOid2MaxInsts.Add(c2sOid, insts);
                        c2sOid2InvoiceNumber.Add(c2sOid, item.InvoiceNumber);
                    }
                    else if (insts > c2sOid2MaxInsts[c2sOid])
                    {
                        c2sOid2MaxInsts.Remove(c2sOid);
                        c2sOid2MaxInsts.Add(c2sOid, insts);
                        c2sOid2InvoiceNumber.Remove(c2sOid);
                        c2sOid2InvoiceNumber.Add(c2sOid, item.InvoiceNumber);
                    }
                }
            }

            foreach (var c2sOid in c2sOids)
            {
               
                String sql = String.Format(@"
SELECT
sh.startdate,
sh.enddate,
sh.roundedduration,
sh.changetype,
sh.Timestamp,
sh.InsUser,
sh.ServiceRecordOid,
p.FirstName,
p.LastName,
c2s.ApprovedStartDate,
c2s.ApprovedEndDate,
o.Name,
sh.Oid
FROM servicerecordhistory sh
join costbearer2supportconcept c2s on sh.costbearer2supportconceptoid = c2s.Oid
join supportconcept sc on sc.Oid = c2s.supportconceptoid
join customer c on sc.customeroid = c.Oid
join person p on p.Oid = c.PersonOid
join costbearer cb on cb.Oid = c2s.CostBearerOid
join organisation o on o.costbeareroid = cb.Oid
where sh.costbearer2supportconceptoid = {0}
and sh.StartDate >= '{1:yyyy-MM-dd}' and sh.StartDate < '{2:yyyy-MM-dd}' and sh.Timestamp >= '{3:yyyy-MM-dd HH:mm}'
", c2sOid, start, end, c2sOid2MaxInsts[c2sOid]);

                var sqlresult = DAOFactory.SearchDAO.GetSqlResult(sql);
                //
                //update customer set debitornumber = '5' + debitornumber where debitornumber is not null
                foreach (object[] srRow in sqlresult)
                {
                    var rro = CreateRecordRO(srRow);
                    rro.InvoiceNumber = c2sOid2InvoiceNumber[c2sOid];
                    rro.MinutesOld = GetMinutesOld(rro);
                    if (!ro.DetailList.Exists(r => r.ServiceRecordHistoryOid == rro.ServiceRecordHistoryOid))
                    {
                        ro.DetailList.Add(rro);
                    }
                }
            }

            
            
            //var dclist = MapperFactory.CustomerDC_Customer.MapToNewDCs(customers);

            //foreach (var item in dclist)
            //{
            //    var customerRO = CustomerDataRO.Create(item);
            //    ro.CustomerList.Add(customerRO);
            //}

            return ro;
        }

        private static decimal GetMinutesOld(ServiceRecordChangeRO rro)
        {
            decimal old = 0;

            String sql = String.Format(@"
SELECT
sh.startdate,
sh.enddate,
sh.roundedduration,
sh.changetype,
sh.Timestamp,
sh.InsUser,
sh.ServiceRecordOid,
p.FirstName,
p.LastName,
c2s.ApprovedStartDate,
c2s.ApprovedEndDate,
o.Name,
sh.Oid
FROM servicerecordhistory sh
join costbearer2supportconcept c2s on sh.costbearer2supportconceptoid = c2s.Oid
join supportconcept sc on sc.Oid = c2s.supportconceptoid
join customer c on sc.customeroid = c.Oid
join person p on p.Oid = c.PersonOid
join costbearer cb on cb.Oid = c2s.CostBearerOid
join organisation o on o.costbeareroid = cb.Oid
where sh.ServiceRecordOid = {0} and sh.Oid < {1}
order by oid desc"
, rro.ServiceRecordOid, rro.ServiceRecordHistoryOid);

            var sqlresult = DAOFactory.SearchDAO.GetSqlResult(sql);
            //
            //update customer set debitornumber = '5' + debitornumber where debitornumber is not null
            foreach (object[] srRow in sqlresult)
            {
                var ro = CreateRecordRO(srRow);

                old = ro.MinutesNew ?? 0;
            }

            return old;
        }

        private static ServiceRecordChangeRO CreateRecordRO(object[] sqlRow)
        {
            var ro = new ServiceRecordChangeRO();

//sh.startdate, 0
//sh.enddate,1
//sh.roundedduration,2
//sh.changetype,3
//sh.Timestamp,4
//sh.InsUser,5
//sh.ServiceRecordOid,6
//p.FirstName,7
//p.LastName,8
//c2s.ApprovedStartDate,9
//c2s.ApprovedEndDate,10
//o.Name11

            ro.CustomerFirstName = (String)sqlRow[7];
            ro.CustomerLastName = (String)sqlRow[8];
            if (sqlRow[9] != null && DateTime.TryParse(sqlRow[9].ToString(), out var dt1))
            {
                ro.HPStart = dt1;
            }
            if (sqlRow[10] != null && DateTime.TryParse(sqlRow[10].ToString(), out var dt2))
            {
                ro.HPEnd = dt2;
            }
            ro.Organisation = (String)sqlRow[11];
            ro.ChangeDate = (DateTime)sqlRow[4];
            ro.ServiceRecordStart = (DateTime)sqlRow[0];
            ro.ServiceRecordEnd = (DateTime)sqlRow[1];
            ro.MinutesNew = (decimal?)sqlRow[2]; 
            ro.ChangeType = Int32.Parse(sqlRow[3].ToString());
            ro.UpdateUserName = (String)sqlRow[5];
            ro.ServiceRecordOid = (long)sqlRow[6];
            ro.ServiceRecordHistoryOid = (long)sqlRow[12];

            //e.ServiceRecordOid = (long)sqlRow[0];
            //e.ServiceRecordDate = (DateTime)sqlRow[1];
            //if (e.ServiceRecordDate.Second == 0)
            //{
            //    e.ServiceRecordStart = e.ServiceRecordDate;
            //    e.ServiceRecordEnd = (DateTime)sqlRow[2];
            //}
            //e.ServiceRecordNotice = (String)sqlRow[3];
            //e.ServiceRecordNotice2 = (String)sqlRow[4];
            //e.ServiceRecordNotice3 = (String)sqlRow[5];
            //e.ServiceRecordNotice4 = (String)sqlRow[6];
            //e.ServiceRecordNotice5 = (String)sqlRow[7];
            //e.Minutes = (decimal)sqlRow[8];
            //e.GroupPersonCount = (int?)sqlRow[9];
            //e.GroupMinutes = (decimal?)sqlRow[10];
            //e.CustomerFirstName = (String)sqlRow[11];
            //e.CustomerLastName = (String)sqlRow[12];
            //e.ReferenceNumber = (String)sqlRow[13];
            //if (sqlRow[14] != null && DateTime.TryParse(sqlRow[14].ToString(), out var dt1))
            //{
            //    e.CustomerSignatureDate = dt1;
            //}
            //if (sqlRow[15] != null && DateTime.TryParse(sqlRow[15].ToString(), out var dt2))
            //{
            //    e.EmployeeSignatureDate = dt2;
            //}
            return ro;

        }

    }

    public class ServiceRecordChangeRO
    {
        public long ServiceRecordHistoryOid { get; set; }
        public long ServiceRecordOid { get; set; }
        public String CustomerFirstName { get; set; }
        public String CustomerLastName { get; set; }
        public DateTime HPStart { get; set; }
        public DateTime HPEnd { get; set; }
        public String Organisation { get; set; }
        public DateTime ChangeDate { get; set; }
        public DateTime ServiceRecordStart { get; set; }
        public DateTime ServiceRecordEnd { get; set; }
        public decimal? MinutesOld { get; set; }
        public decimal? MinutesNew { get; set; }
        public int ChangeType { get; set; }
        public String UpdateUserName { get; set; }
        public String InvoiceNumber { get; set; }
        public String TimeRange
        {
            get
            {
                if (ServiceRecordStart.Second == 0)
                {
                    return String.Format("{0:HH:mm}-{1:HH:mm}", ServiceRecordStart, ServiceRecordEnd);
                }
                return "";
                
            }
        }
        public String ChangeTypeText 
        {   
            get
            {
                switch (ChangeType)
                {
                    case 0:
                        return "Neu";
                    case 1:
                        return "Geändert";
                    case 2:
                        return "Gelöscht";
                    default:
                        return "";
                }
            }
        }


    }
}