using System;
using System.Collections.Generic;
using System.Linq;
using BeWo.Data.Access;
using BeWo.Data.Entities;
using BeWo.Service.DCEntityMapper;
using BeWo.Service.ServiceImplementations;
using BS.Shared.DataContracts;
using BS.Shared.Extensions;
using BS.Shared;
using BeWo.Service.Invoicing;
using BeWo.Data;
using BeWo.Service.Plugins;
using BS.Shared.Core;
using BS.Shared.DataContracts.Compact;
using BS.Shared.Services;
using BeWo.Report.ReportObjects;

namespace BeWoDarmstadt
{
	public class CustomFinanceRO : FinanceRO
    {
        public static FinanceRO Create(DateTime? start, DateTime? end, bool splitByServiceCategory, bool onlyNotApproved)
        {
            Dictionary<string, MonatsZeile> monat2Zeile = new Dictionary<string, MonatsZeile>();

        DateTime monat = new DateTime(this.BewilligtStart.Year, this.BewilligtStart.Month, this.BewilligtStart.Day);

            while (monat <= this.BewilligtEnde)
            {
                String key = String.Format("{0:MM.yyyy}", monat);

        var zeile = new BudgetnachweisMonatsZeile();
        zeile.ServiceRecords = new List<ServiceRecordDC>();
                zeile.Monat = monat;
                zeile.SummeMinuten = 0;
                zeile.SummeFehlkontakte = 0;

                foreach (var e in this.Entgeltzeitraeume)
                {
                    if (e.Start <= monat && monat <= e.Ende)
                    {
                        zeile.Entgeltzeitraum = e.Index;
                    }
}

if (monat.Day != 1)
    monat = new DateTime(monat.Year, monat.Month, 1);
monat = monat.AddMonths(1);

monat2Zeile.Add(key, zeile);
            }

            var groupBookingDict = new Dictionary<long, bool>();
foreach (var sr in serviceRecords)
{
    if (sr.ServiceDescription.ServiceCategory.IsBillable && (!sr.GroupOid.HasValue || !groupBookingDict.ContainsKey(sr.GroupOid.Value)))
    {
        if (sr.GroupOid.HasValue)
        {
            groupBookingDict.Add(sr.GroupOid.Value, true);
        }
        var srDc = MapperFactory.ServiceRecordDC_ServiceRecord.MapToNewDC(sr);
        String key = String.Format("{0:MM.yyyy}", sr.Start);

        if (monat2Zeile.ContainsKey(key))
        {
            if (monat2Zeile[key].Monat <= sr.Start.Value.Date)
            {
                monat2Zeile[key].ServiceRecords.Add(srDc);

                decimal minuten = sr.RoundedDuration;
                decimal prozent = sr.ServiceDescription.ServiceCategory.ProzentAbrechnung;

                if (sr.ServiceDescription.ProzentAbrechnung.HasValue)
                {
                    prozent = sr.ServiceDescription.ProzentAbrechnung.Value;

                }
                minuten *= (prozent / 100);
                if (sr.ServiceDescription.Name.ToLower().Contains("fehlkontakt"))
                {
                    monat2Zeile[key].SummeFehlkontakte += Math.Round(minuten / 60, 2, MidpointRounding.AwayFromZero);
                }
                else
                    monat2Zeile[key].SummeMinuten += minuten;


                foreach (var e in this.Entgeltzeitraeume)
                {
                    if (e.Start <= sr.Start.Value.Date && sr.Start.Value.Date <= e.Ende)
                    {
                        e.ServiceRecords.Add(srDc);
                        if (sr.ServiceDescription.Name.ToLower().Contains("fehlkontakt"))
                        {
                            e.SummeFehlkontakte += Math.Round(minuten / 60, 2, MidpointRounding.AwayFromZero);
                        }
                        else
                            e.SummeFLMinuten += minuten;
                    }
                }
            }
        }
    }
}

this.MonatsZeilen.AddRange(monat2Zeile.Values.OrderBy(m => m.Monat));

public class MonatsZeile
        {
            public List<ServiceRecordDC> ServiceRecords { get; set; }
            public DateTime Monat { get; set; }
            public decimal? SummeMinuten { get; set; }
            public decimal? SummeFehlkontakte { get; set; }
            public int Entgeltzeitraum { get; set; }
            public decimal? Betrag { get; set; }
        }
    }
}