using Ease.CoreV35.Model;
using Microsoft.Reporting.WinForms;
using Payroll.BO;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Payroll.Report
{
    public partial class fIncometaxCertificate : Form
    {
        #region Declaration and Constructor
        ObjectsTemplate<TaxParameter> _TaxParameters = null;
        int _nRow; 
        
        public fIncometaxCertificate()
        {
            InitializeComponent();
        }

        #endregion

        #region Events
        private void fIncometaxCertificate_Load(object sender, EventArgs e)
        {
            GetTaxParameter();
            RefreshCbo();
            lblTotalDeduction.Text = "0";
        }

        private void dgvDeduction_CellValueChanged(object sender, DataGridViewCellEventArgs e)
        {
            double amount = 0;
            if (dgvDeduction.Rows.Count > 0)
            {
                foreach (DataGridViewRow item in dgvDeduction.Rows)
                {
                    amount += Convert.ToDouble(item.Cells[1].Value);
                }
            }

            lblTotalDeduction.Text = amount.ToString();
        }

        private void ctlEmployee_ItemChanged()
        {
            RefreshGrid();
        }

        private void btnPreview_Click(object sender, EventArgs e)
        {
            if (ctlEmployee.SelectedEmployee != null)
            {
                fReportViewer form = new fReportViewer();
                DataTable dt = new DataTable();
                dt.Columns.Add("Description", typeof(string));
                dt.Columns.Add("Amount", typeof(double));

                DataRow dr = null;

                if (dgvDeduction.Rows.Count > 0)
                {
                    foreach (DataGridViewRow item in dgvDeduction.Rows)
                    {
                        dr = dt.NewRow();
                        dr["Description"] = item.Cells[0].Value.ToString();
                        dr["Amount"] = Convert.ToDouble(item.Cells[1].Value);
                        dt.Rows.Add(dr);
                    }
                }


                DataSet dSet = new DataSet();
                dt.TableName = "PayrollDataSet_IncometaxCertificate";
                dSet.Tables.Add(dt);

                List<ReportParameter> parameters = new List<ReportParameter>();
                parameters.Add(new ReportParameter("EmpName", ctlEmployee.SelectedEmployee.Employee.Name));
                parameters.Add(new ReportParameter("FinancialYear", _TaxParameters[cboFesicalYear.SelectedIndex].FiscalYear));
                parameters.Add(new ReportParameter("AssessmentYear", _TaxParameters[cboFesicalYear.SelectedIndex].AssessmentYear));
                parameters.Add(new ReportParameter("Designation", ctlEmployee.SelectedEmployee.Employee.Designation.Name));
                parameters.Add(new ReportParameter("AmountInWord", Ease.CoreV35.Utility.Global.NumericFunctions.TakaWords(Convert.ToDouble(lblTotalDeduction.Text))));

                form.CommonReportView(null, dSet, "Payroll.Report.RDLC.IncometaxCertificate.rdlc", parameters); 
            }
            else
            {
                MessageBox.Show("No Employee is selected", "Incometax Certificate", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }
        #endregion

        #region Private Functions
        private void GetTaxParameter()
        {
            _TaxParameters = TaxParameter.Get(false);
        }

        private void RefreshGrid()
        {
            dgvDeduction.Rows.Clear();
            _nRow = 0;
            TaxParameter taxParameter = _TaxParameters[cboFesicalYear.SelectedIndex];
            DateTime FiscalyearDatefrom = taxParameter.FiscalyearDatefrom;
            DateTime FiscalyearDateTo = taxParameter.FiscalyearDateTo;
            ObjectsTemplate<SalaryMonthly> osalaryMonthlys = SalaryMonthly.GetByDateRange(ctlEmployee.SelectedEmployee.EmployeeID, FiscalyearDatefrom, FiscalyearDateTo);
            double directorComputerRental = 0;
            foreach (SalaryMonthly item in osalaryMonthlys)
            {
                directorComputerRental += item.GetAmount(EnumSalaryGroup.Gross, EnumSalaryItemCode.Allowance, 7);
            }
            DataSet ds = IncomeTax.GetTaxCertificate(ctlEmployee.SelectedEmployee.EmployeeNo, _TaxParameters[cboFesicalYear.SelectedIndex].ID.Integer);
            if (ds != null)
            {
                foreach (DataRow dr in ds.Tables[0].Rows)
                {
                    FillGrid(dr["Description"].ToString(), Convert.ToDouble(dr["Amount"].ToString()), directorComputerRental);
                }
            }
        }

        private void FillGrid(string sItemName, double nAmount, double directorComputerRental)
        {
            dgvDeduction.Rows.Add(1);
            dgvDeduction.Rows[_nRow].Cells[0].Value = sItemName;
            dgvDeduction.Rows[_nRow].Cells[1].Value = sItemName.Trim() == "Bonus & other allowance" ? GlobalFunctions.TakaFormat(GlobalFunctions.Round(nAmount + directorComputerRental)) : GlobalFunctions.TakaFormat(GlobalFunctions.Round(nAmount));
            _nRow++;
        }

        private void RefreshCbo()
        {
            cboFesicalYear.Items.Clear();
            foreach (TaxParameter oTaxParameter in _TaxParameters)
            {
                cboFesicalYear.Items.Add(oTaxParameter.FiscalYear);
            }
            if (cboFesicalYear.Items.Count > 0) cboFesicalYear.SelectedIndex = 0;
        } 
        #endregion
    }
}