using System.Data;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Payroll.BO;
using Microsoft.Reporting.NETCore;

namespace HRM.UI.Controllers.MobileAPI.Components
{
    public static class RDLCGenerator
    {
        private static DataSet _oSubreportDataset;

        public static byte[] GetBytes(string ReportName, DataSet _dSet, List<ReportParameter> reportparameters = null, DataSet SubreportDataset = null)
        {
            LocalReport oLocalReport = new LocalReport();
            oLocalReport.DataSources.Clear();
            _dSet.DataSetName = "rptDataSet";

            foreach (DataTable oDT in _dSet.Tables)
            {
                oLocalReport.DataSources.Add(new ReportDataSource(oDT.DataSet.DataSetName + "_" + oDT.TableName, oDT));
            }
            _oSubreportDataset = SubreportDataset;
            if (_oSubreportDataset != null)
            {
                oLocalReport.SubreportProcessing += new SubreportProcessingEventHandler(LocalReport_SubreportProcessing);
            }
            oLocalReport.EnableExternalImages = true;
            oLocalReport.ReportPath = ReportName;

            if (reportparameters != null)
                oLocalReport.SetParameters(reportparameters);

            return RenderReport(oLocalReport);
        }

        private static byte[] RenderReport(LocalReport pLocalReport)
        {
            return pLocalReport.Render("PDF", null, out string mimeType, out string encoding, out string filenameExtension, out string[] streamids, out Warning[] warnings);
        }

        private static void LocalReport_SubreportProcessing(object sender, SubreportProcessingEventArgs e)
        {
            LocalReport lReport = sender as LocalReport;
            if (lReport != null)
            {

                string sederReportName = lReport.ReportPath.Split('\\').Last();

                if (sederReportName == "NewPaySlip.rdlc")
                {
                    if (e.ReportPath == "NewPaySlipAllowance")
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_dtNewPayslipAllowance", _oSubreportDataset.Tables["dtNewPayslipAllowance"]));
                    }
                    else
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_dtNewPayslipDeduction", _oSubreportDataset.Tables["dtNewPayslipDeduction"]));
                    }
                }
                else if (sederReportName == "PaySlipNew.rdlc")
                {
                    if (e.ReportPath == "PayslipGross")
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_SalaryMonthlysGross", _oSubreportDataset.Tables["SalaryMonthlysGross"]));
                    }
                    else if (e.ReportPath == "PayslipLoanRemaining")
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_RemainingLoanforPayslip", _oSubreportDataset.Tables["RemainingLoanforPayslip"]));
                    }
                }
                else if (sederReportName == "PaySlipForAnwar.rdlc")
                {
                    if (e.ReportPath == "PayslipGrossForAnwar")
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_Payslip", _oSubreportDataset.Tables["Payslip"]));
                    }
                    else if (e.ReportPath == "PayslipLoanRemaining")
                    {
                        e.DataSources.Add(new ReportDataSource("rptDataSet_RemainingLoanforPayslip", _oSubreportDataset.Tables["RemainingLoanforPayslip"]));
                    }
                }
                else if (sederReportName == "PaySlipNewNMGT.rdlc")
                {
                    e.DataSources.Add(new ReportDataSource("rptDataSet_Payslip", _oSubreportDataset.Tables["Payslip"]));
                    e.DataSources.Add(new ReportDataSource("rptDataSet_RemainingLoanforPayslip", _oSubreportDataset.Tables["RemainingLoanforPayslip"]));
                    //if (e.ReportPath == "PayslipGross")
                    //{
                    //    e.DataSources.Add(new ReportDataSource("rptDataSet_Payslip", _oSubReportDataSet.Tables["Payslip"]));
                    //}
                    //else if (e.ReportPath == "PayslipLoanRemaining")
                    //{
                    //    e.DataSources.Add(new ReportDataSource("rptDataSet_RemainingLoanforPayslip", _oSubReportDataSet.Tables["RemainingLoanforPayslip"]));
                    //}
                }
            }
        }
    }
}