using BeWo.Report;
using BeWo.Report.ReportObjects;
using DevExpress.XtraReports.UI;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MobileEV
{
    public class CustomReportCreator : DefaultReportCreator
    {
        public override XtraReport CreateServiceOverviewAllCustomersReport(int month, int year, long orgaOid, long empOid, long? serviceCategoryOid, int startDay, int endDay)
        {
            List<ServicesOverviewRO> lROs = ServicesOverviewRO.Create(month, year, orgaOid, empOid, startDay, endDay);

            if (lROs.Count > 0)
            {
                var rootReport = CreateServicesOverviewReportForRo(lROs[0], serviceCategoryOid);
                if (!lROs[0].Costbearer.Contains("Stadt Dortmund"))
                    rootReport.CreateDocument();

                for (int i = 1; i < lROs.Count; i++)
                {
                    var lNext = CreateServicesOverviewReportForRo(lROs[i], serviceCategoryOid);
                    if (!lROs[i].Costbearer.Contains("Stadt Dortmund"))
                        lNext.CreateDocument();
                    rootReport.Pages.AddRange(lNext.Pages);
                }

                return rootReport;
            }
            return new XtraReport();
        }

        public override XtraReport CreateServiceOverviewSingleCustomerReport(long customerOid, int month, int year, long orgaOid, long empOid, long? serviceCategoryOid, int startDay, int endDay)
        {
            var ro = ServicesOverviewRO.Create(customerOid, month, year, false, orgaOid, empOid, startDay, endDay, serviceCategoryOid);
            return CreateServicesOverviewReportForRo(ro, serviceCategoryOid);
        }
        public override XtraReport CreateServiceOverviewReportForCustomers(IList<long> customerOids, int month, int year, long? orgaOid, long? empOid, long? serviceCategoryOid, int startDay, int endDay, bool nurFehlende)
        {
            var roList = new List<ServicesOverviewRO>();

            foreach (var coid in customerOids)
            {
                var ro = ServicesOverviewRO.Create(coid, month, year, true, orgaOid ?? 0, empOid ?? 0, startDay, endDay, serviceCategoryOid);
                if (ro != null)
                {
                    roList.Add(ro);
                }
            }

            if (roList.Count > 0)
            {
                var rootReport = CreateServicesOverviewReportForRo(roList[0], serviceCategoryOid);
                //rootReport.CreateDocument();

                for (int i = 1; i < roList.Count; i++)
                {
                    var lNext = CreateServicesOverviewReportForRo(roList[i], serviceCategoryOid);
                    //lNext.CreateDocument();
                    rootReport.Pages.AddRange(lNext.Pages);
                }

                return rootReport;
            }
            return new XtraReport();

        }

        private XtraReport CreateServicesOverviewReportForRo(ServicesOverviewRO ro, long? serviceCategoryOid)
        {
            //IBeWoReport<ServicesOverviewRO> report = null;
            String kt = "";
            if (!String.IsNullOrWhiteSpace(ro.Costbearer))
                kt = ro.Costbearer.Trim();


            if (kt == "Stadt Dortmund")
            {
                XtraReport report = null;

                var leistungsnachweisRO = ServicesOverviewRO.CopyFromRO(ro);
                leistungsnachweisRO.Services = ro.Services;
                var taetigkeitsnachweisRO = ServicesOverviewRO.CopyFromRO(ro);
                taetigkeitsnachweisRO.Services = ro.Services;

                report = AddReportToReport<Leistungsnachweis>(report, leistungsnachweisRO);
                report = AddReportToReport<Taetigkeitsnachweis>(report, taetigkeitsnachweisRO);

                //report = new Leistungsnachweis();
                //var xReport = report as XtraReport;

                //var taetigkeitsnachweis = new Taetigkeitsnachweis();
                //taetigkeitsnachweis.SetReportDataSource(taetigkeitsnachweisRO);

                //xReport.Pages.AddRange((taetigkeitsnachweis as XtraReport).Pages);

                //xReport.CreateDocument();
                return report;
            }
            else
            {
                IBeWoReport<ServicesOverviewRO> report = null;

                if (report == null)
                    report = new Quittierungsbeleg();

                report.SetReportDataSource(ro);

                return report as XtraReport;
            }
            
        }

        private XtraReport AddReportToReport<T>(XtraReport report, ServicesOverviewRO ro) where T : XtraReport, IBeWoReport<ServicesOverviewRO>, new()
        {
            if (ro.Services.Count > 0)
            {
                if (report == null)
                {
                    report = new T();
                    ((T)report).SetReportDataSource(ro);

                }
                else
                {
                    if (report.Pages.Count == 0)
                        report.CreateDocument();

                    XtraReport newReport = new T();
                    ((T)newReport).SetReportDataSource(ro);

                    newReport.CreateDocument();
                    report.Pages.AddRange(newReport.Pages);
                }
            }
            return report;
        }
    }
}