using BiskLog_Point_Of_Sale.Classes;
using BiskLog_Point_Of_Sale.Properties;
using LiveCharts;
using LiveCharts.Wpf;
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Drawing;
using System.Linq;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Windows.Media;
using Color = System.Drawing.Color;

namespace Point_Of_Sale_Managment
{
    public partial class Dashboard : Form
    {
        DatabaseConn dbconn = new DatabaseConn();
        SqlConnection cn = new SqlConnection();
        SqlCommand cm = new SqlCommand();
        SqlDataReader dr;
        public static string year, term, listType;
        public string CurrentYear, CurrentTerm;
        public static string schoolName = "", schoolAddress = "", schoolLocation = "", schoolTelephone1 = "", schoolTelephone2 = "", schoolEmail = "", schoolMotto = "", Logostring;
        int initialPanelY;
        int initialPanelX;
        SortedList<string, decimal> salesAtShop;
        SortedList<string, decimal> cancelled;
        SortedList<string, decimal> deliverieSort;
        List<string> dates = new List<string>();
        int total = 0;
        public Dashboard()
        {
            InitializeComponent();
            DoubleBuffered = true;
            initialPanelY = this.chartContent.Location.Y;
            initialPanelX = this.chartContent.Location.X;
            cn = new SqlConnection(dbconn.MyConnection());
            panel1.Left = (ClientSize.Width - panel1.Width) / 2;
            pane.Left = (ClientSize.Width - pane.Width) / 2;
            if (chartContent.Width < ClientSize.Width)
            {
                horizontalSellScroll.Visible = false;
            }
            else
            {
                horizontalSellScroll.Visible = true;
            }
            hold.ForeColor = Color.FromArgb(10, 10, 56);
            holding.Left = (ClientSize.Width - holding.Width) / 2;
            holding.Top = (ClientSize.Height - holding.Height) / 2;
        }

        private void HorizontalSellScroll_Scroll(object sender, ScrollEventArgs e)
        {
            int v = sellScroll.Value;
            int hiddenPanelWidth = this.chartContent.Size.Width - this.ClientSize.Width;
            float moveX = (float)hiddenPanelWidth * ((float)v / 100);
            int newX = initialPanelX + (int)moveX;
            this.chartContent.Location = new Point(newX, chartContent.Location.Y);
        }
        private void SellScroll_Scroll(object sender, ScrollEventArgs e)
        {
            int v = sellScroll.Value;
            int hiddenPanelHeight = this.chartContent.Size.Height - this.ClientSize.Height;
            float moveY = (float)hiddenPanelHeight * ((float)v / 100);
            int newY = initialPanelY + (int)moveY;
            this.chartContent.Location = new Point(this.chartContent.Location.X, newY);
        }
        private async void SummaryDate_ValueChanged(object sender, EventArgs e)
        {
            dates.Clear();
            Task<int> task = new Task<int>(() =>
            {
                productsDetails();
                salesPeople();
                topSellingItems();
                LoadShopSales();
                CancelledTransaction();
                customerNumber();
                LoadChart();
                soldOut();
                invoiceGenerated();
                deliveries();
                LoadDeliveryTransactions();
                return 1;
            });
            holding.Visible = true;
            hold.Value = 0;
            var progress = new Progress<int>(percent =>
            {
                hold.Value = percent;

            });
            await Task.Run(() => Progression.DoSomething(progress));
            task.Start();
            await task;
            loadCatesian(salesAtShop, dates, cancelled, deliverieSort);
            holding.Visible = false;
        }
        private async void Dashboard_Load(object sender, EventArgs e)
        {
            dates.Clear();
            Task<int> task = new Task<int>(() =>
            {
                productsDetails();
                salesPeople();
                topSellingItems();
                LoadShopSales();
                CancelledTransaction();
                customerNumber();
                LoadChart();
                soldOut();
                invoiceGenerated();
                deliveries();
                LoadDeliveryTransactions();
                return 1;
            });
            holding.Visible = true;
            hold.Value = 0;
            var progress = new Progress<int>(percent =>
            {
                hold.Value = percent;

            });
            await Task.Run(() => Progression.DoSomething(progress));
            task.Start();
            await task;
            loadCatesian(salesAtShop, dates, cancelled, deliverieSort);
            holding.Visible = false;
        }
        public int getValues(string id)
        {
            try
            {
                int value = 0;
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Declare @total int = (Select Count(id) from tblCart where Month(date) = @month and " +
                        "Year(date) = @year and status = 'SOLD' and branchID = @branchID)" +
                        "Declare @produce int = (Select Count(id) from tblCart where id = @id and Month(date) = @month and " +
                        "Year(date) = @year and status = 'SOLD' and branchID = @branchID) " +
                        "Select @produce,@total", cn);
                    cm.Parameters.AddWithValue("@id", id);
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    dr.Read();
                    if (dr.HasRows)
                    {
                        value = int.Parse(dr[0].ToString());
                        total = int.Parse(dr[1].ToString());
                    }
                    dr.Close();
                }));
                cn.Close();
                return value;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int topSellingItems()
        {
            try
            {
                int i = 1;
                string firstitem = "";
                string seconditem = "";
                string thirditem = "";
                string fourthitem = "";
                string fifthitem = "";
                string sixthitem = "";
                item5.Invoke(new Action(() =>
                {
                    cn.Open();
                    cm = new SqlCommand("Select Top 6 Count(id) as total,tblProduct.product_name,tblProduct.pcode from " +
                            "tblCart Inner Join tblProduct on tblProduct.pcode = tblCart.id " +
                            "where YEAR(date) = @year and MONTH(date) = @month and tblCart.branchID = @branchID " +
                            "and tblCart.status ='SOLD' group by tblProduct.product_name,tblProduct.pcode order by total desc", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (i == 1)
                        {
                            item1.Text = dr["product_name"].ToString().ToUpper();
                            item1Sales.Text = dr[0].ToString() + " SOLD";
                            firstitem = item1.Text;
                            firstProduct.Text = dr[2].ToString();
                            i++;
                        }
                        else if (i == 2)
                        {
                            item2.Text = dr["product_name"].ToString().ToUpper();
                            item2Sales.Text = dr[0].ToString() + " SOLD";
                            i++;
                            seconditem = item2.Text;
                            secondProduct.Text = dr[2].ToString();
                        }
                        else if (i == 3)
                        {
                            item3.Text = dr["product_name"].ToString().ToUpper();
                            item3Sales.Text = dr[0].ToString() + " SOLD";
                            i++;
                            thirditem = item3.Text;
                            thirdProduct.Text = dr[2].ToString();
                        }
                        else if (i == 4)
                        {
                            item4.Text = dr["product_name"].ToString().ToUpper();
                            item4Sales.Text = dr[0].ToString() + " SOLD";
                            i++;
                            fourthitem = item4.Text;
                            fourthProduct.Text = dr[2].ToString();
                        }
                        else if (i == 5)
                        {
                            item5.Text = dr["product_name"].ToString().ToUpper();
                            item5Sales.Text = dr[0].ToString() + " SOLD";
                            i++;
                            fifthitem = item5.Text;
                            fifthProduct.Text = dr[2].ToString();
                        }
                        else if (i == 6)
                        {
                            item6.Text = dr["product_name"].ToString().ToUpper();
                            item6sales.Text = dr[0].ToString() + " SOLD";
                            i++;
                            fifthitem = item5.Text;
                            sixthProduct.Text = dr[2].ToString();
                        }
                    }
                    dr.Close();
                    cn.Close();
                    if (String.IsNullOrEmpty(firstitem))
                    {
                        item1.Text = "";
                        item1Sales.Text = "";
                        firstProduct.Text = "";
                    }
                    if (String.IsNullOrEmpty(seconditem))
                    {
                        item2.Text = "";
                        item2Sales.Text = "";
                        secondProduct.Text = "";
                    }
                    if (String.IsNullOrEmpty(thirditem))
                    {
                        item3.Text = "";
                        item3Sales.Text = "";
                        thirdProduct.Text = "";
                    }
                    if (String.IsNullOrEmpty(fourthitem))
                    {
                        item4.Text = "";
                        item4Sales.Text = "";
                        fourthProduct.Text = "";
                    }
                    if (String.IsNullOrEmpty(fifthitem))
                    {
                        item5.Text = "";
                        item5Sales.Text = "";
                        fifthProduct.Text = "";
                    }
                    if (String.IsNullOrEmpty(sixthitem))
                    {
                        item6.Text = "";
                        item6sales.Text = "";
                        sixthProduct.Text = "";
                    }
                }));
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int salesPeople()
        {
            try
            {
                lblFirstname.Invoke(new Action(() =>
                {
                    int i = 1;
                    string firstperson = "";
                    string secondperson = "";
                    string thirdperson = "";
                    cn.Open();
                    cm = new SqlCommand("Select Top 3 SUM(total) as total,tblUsers.firstname, tblUsers.surname from " +
                        "tblCart Inner Join tblUsers on tblUsers.username = tblCart.cashier " +
                        "where YEAR(date) = @year and MONTH(date) = @month and tblCart.branchID = @branchID " +
                        "and status ='SOLD' group by tblUsers.firstname, tblUsers.surname order by total desc", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (i == 1)
                        {
                            lblFirstname.Text = dr["firstname"].ToString().ToUpper() + " " + dr["surname"].ToString().ToUpper();
                            lblFirstTotal.Text = Settings.Default.currrencyCode + " " + dr[0].ToString();
                            firstperson = lblFirstname.Text;
                            i++;
                        }
                        else if (i == 2)
                        {
                            lblSecondName.Text = dr["firstname"].ToString().ToUpper() + " " + dr["surname"].ToString().ToUpper();
                            lblSecondTotal.Text = Settings.Default.currrencyCode + " " + dr[0].ToString();
                            secondperson = lblSecondName.Text;
                            i++;
                        }
                        else if (i == 3)
                        {
                            lblThirdName.Text = dr["firstname"].ToString().ToUpper() + " " + dr["surname"].ToString().ToUpper();
                            lblThirdTotal.Text = Settings.Default.currrencyCode + " " + dr[0].ToString();
                            thirdperson = lblThirdName.Text;
                            i++;
                        }

                    }
                    dr.Close();
                    cn.Close();
                    if (String.IsNullOrEmpty(firstperson))
                    {
                        lblFirstname.Text = "";
                        lblFirstTotal.Text = "";
                    }
                    if (String.IsNullOrEmpty(secondperson))
                    {
                        lblSecondName.Text = "";
                        lblSecondTotal.Text = "";
                    }
                    if (String.IsNullOrEmpty(thirdperson))
                    {
                        lblThirdName.Text = "";
                        lblThirdTotal.Text = "";
                    }
                }));
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int productsDetails()
        {
            try
            {
                lblProducts.Invoke(new Action(() =>
                {
                    cn.Open();
                    cm = new SqlCommand("Declare @lowCost int = (Select COUNT(t.pcode) from tblInventoryEntries t Inner Join (Select pcode, max(date) " +
                        "as MaxDate from tblInventoryEntries group by pcode) tm on t.pcode = tm.pcode and t.date = tm.MaxDate where quantity < @treshold " +
                        "and branchID = @branchID and YEAR(date) = @year and MONTH(date) = @month)" +
                        "Declare @categories int = (Select COUNT(Distinct tblProduct.cid) from tblInventoryEntries Inner Join tblProduct On tblProduct.pcode = " +
                        "tblInventoryEntries.pcode where tblInventoryEntries.branchID = @branchID and YEAR(date) = @year and MONTH(date) = @month)" +
                        "Declare @brands int = (Select COUNT(Distinct tblProduct.bid) from tblInventoryEntries Inner Join tblProduct On tblProduct.pcode = " +
                        "tblInventoryEntries.pcode where tblInventoryEntries.branchID = @branchID and YEAR(date) = @year and MONTH(date) = @month)" +
                        "Declare @items int = (Select Count(Distinct pcode) from tblInventoryEntries where branchID = @branchID and Year(date) = @year and " +
                        "Month(date) = @month) " +
                        "Declare @totalCancelled int = (Select Count(transno) from tblCancelledTransactions where branchID =@branchID and Year(dateCancelled) = @year and Month(dateCancelled) = @month) " +
                        "Declare @totalSales int = (Select Count(Distinct transno) from tblCart where status = 'SOLD' and branchID =@branchID and Year(date) = @year and Month(date) = @month) " +
                        "Declare @salesSum decimal(19,2) = (Select Sum(total) from tblCart where status = 'SOLD' and branchID =@branchID and Year(date) = @year and Month(date) = @month) " +
                        "Select @lowCost as LowCost,@categories as Category,@brands as Brands,@items as Products, @totalCancelled as Cancelled,@totalSales as numOfSales," +
                        "@salesSum as SumOfSales", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@treshold", Settings.Default.lowStockTreshold);
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    dr.Read();
                    if (dr.HasRows)
                    {
                        lblProducts.Text = dr["Products"].ToString();
                        lblStock.Text = dr["LowCost"].ToString();
                        lblCategory.Text = dr["Category"].ToString();
                        lblBrands.Text = dr["Brands"].ToString();
                        totalSalesSum.Text = Settings.Default.currrencyCode + " " + dr["SumOfSales"].ToString();
                        totalSales.Text = dr["numOfSales"].ToString();
                        labelCancelled.Text = dr["Cancelled"].ToString();
                    }
                    else
                    {
                        lblProducts.Text = "0";
                        lblStock.Text = "0";
                        lblCategory.Text = "0";
                        lblBrands.Text = "0";
                        totalSalesSum.Text = Settings.Default.currrencyCode + " " + "0.00";
                        totalSales.Text = "0";
                        labelCancelled.Text = "0";
                    }
                    dr.Close();
                    cn.Close();
                }));
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public void loadCatesian(SortedList<string, decimal> Shop, List<string> Dates, SortedList<string, decimal> cancelled,
            SortedList<string, decimal> deliverySystemList)
        {
            ChartValues<decimal> Shopped = new ChartValues<decimal>();
            ChartValues<decimal> Cancelledth = new ChartValues<decimal>();
            ChartValues<decimal> DeliverySystem = new ChartValues<decimal>();
            Dates.Sort();
            foreach (string date in Dates)
            {
                if (!Shop.ContainsKey(date))
                {
                    Shop.Add(date, decimal.Parse("0"));
                }
                if (!cancelled.ContainsKey(date))
                {
                    cancelled.Add(date, decimal.Parse("0"));
                }
                if (!deliverySystemList.ContainsKey(date))
                {
                    deliverySystemList.Add(date, decimal.Parse("0"));
                }
            }
            foreach (var place in Shop)
            {
                Shopped.Add(place.Value);
            }
            foreach (var place in cancelled)
            {
                Cancelledth.Add(place.Value);
            }
            foreach (var place in deliverySystemList)
            {
                DeliverySystem.Add(place.Value);
            }
            salesChart.AxisX.Clear();
            salesChart.AxisY.Clear();
            salesChart.Series = new SeriesCollection
            {
                new LineSeries
                {
                    Title = "SHOP SALES",
                    Values = Shopped,
                },
                new LineSeries
                {
                    Title = "CANCELLED TRANSACTION",
                    Values = Cancelledth,
                },
                new LineSeries
                {
                    Title = "COMPLETED DELIVERIES",
                    Values = DeliverySystem,
                }
            };

            salesChart.AxisX.Add(new Axis
            {
                Title = "Day",
                Labels = Dates
            });

            salesChart.AxisY.Add(new Axis
            {
                Title = "Sales",
                LabelFormatter = value => Settings.Default.currrencyCode + " " + value.ToString()
            });


            //modifying the series collection will animate and update the chart
            //cartesianChart1.Series.Add(new LineSeries
            //{
            //    Values = new ChartValues<double> { 5, 3, 2, 4, 5 },
            //    LineSmoothness = 0, //straight lines, 1 really smooth lines
            //    PointGeometry = Geometry.Parse("m 25 70.36218 20 -28 -20 22 -8 -6 z"),
            //    PointGeometrySize = 50,
            //    PointForeground = System.Windows.Media.Brushes.Gray
            //});

            //cartesianChart1.Series[2].Values.Add(5d)
        }
        public void LoadChart()
        {
            firstProduct.Invoke(new Action(() =>
            {
                var converter = new BrushConverter();
                System.Windows.Media.Brush product = (System.Windows.Media.Brush)converter.ConvertFromString("#970a91");
                System.Windows.Media.Brush totalColor = (System.Windows.Media.Brush)converter.ConvertFromString("#0a0a38");
                int i = 0;
                while (i < 7)
                {
                    i++;
                    string id = "";
                    total = 0;
                    int difference = 0;
                    int firstValue = 0;
                    switch (i)
                    {
                        case 1:
                            if (!String.IsNullOrEmpty(firstProduct.Text))
                            {
                                id = firstProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item1.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart1.InnerRadius = 25;
                                chart1.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item1.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart1.InnerRadius = 25;
                                chart1.Series = pieChart;
                            }
                            break;
                        case 2:
                            if (!String.IsNullOrEmpty(secondProduct.Text))
                            {
                                id = secondProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item2.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart2.InnerRadius = 25;
                                chart2.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item2.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart2.InnerRadius = 25;
                                chart2.Series = pieChart;
                            }
                            break;
                        case 3:
                            if (!String.IsNullOrEmpty(thirdProduct.Text))
                            {
                                id = thirdProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item3.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart3.InnerRadius = 25;
                                chart3.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item3.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart3.InnerRadius = 25;
                                chart3.Series = pieChart;
                            }
                            break;
                        case 4:
                            if (!String.IsNullOrEmpty(fourthProduct.Text))
                            {
                                id = fourthProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item4.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart4.InnerRadius = 25;
                                chart4.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item4.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart4.InnerRadius = 25;
                                chart4.Series = pieChart;
                            }
                            break;
                        case 5:
                            if (!String.IsNullOrEmpty(fifthProduct.Text))
                            {
                                id = fifthProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item5.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart5.InnerRadius = 25;
                                chart5.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item5.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart5.InnerRadius = 25;
                                chart5.Series = pieChart;
                            }
                            break;
                        case 6:
                            if (!String.IsNullOrEmpty(sixthProduct.Text))
                            {
                                id = sixthProduct.Text;
                                firstValue = getValues(id);
                                difference = total - firstValue;
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item6.Text,
                                        Values = new ChartValues<int> { firstValue },
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { difference },
                                        Fill = totalColor,
                                    });
                                chart6.InnerRadius = 25;
                                chart6.Series = pieChart;
                            }
                            else
                            {
                                Func<ChartPoint, string> labelPoint = chartPoint => string.Format("{0} ({1:P})", chartPoint.Y, chartPoint.Participation);
                                SeriesCollection pieChart = new SeriesCollection();
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = item6.Text,
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = product,
                                    });
                                pieChart.Add(
                                    new PieSeries
                                    {
                                        Title = "Other products",
                                        Values = new ChartValues<int> { 0 },
                                        DataLabels = true,
                                        LabelPoint = labelPoint,
                                        Fill = totalColor,
                                    });
                                chart6.InnerRadius = 25;
                                chart6.Series = pieChart;
                            }
                            break;
                    }
                }
            }));
        }
        public int LoadShopSales()
        {
            salesAtShop = new SortedList<string, decimal>();

            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Select Sum(total),Cast (date as DATE) from tblCart where status = 'SOLD' and MONTH(date) = @date " +
                        "and Year(date) = @dateYear and branchID = @branchID group by Cast(date as DATE)", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@date", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@dateYear", summaryDate.Value.Year.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (!String.IsNullOrEmpty(dr[0].ToString()) && !String.IsNullOrEmpty(dr[1].ToString()))
                        {
                            salesAtShop.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"), decimal.Parse(dr[0].ToString()));
                            dates.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"));
                        }
                    }
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }

        }
        public int CancelledTransaction()
        {
            cancelled = new SortedList<string, decimal>();

            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Select Sum(total), date from tblCart where status = 'CANCELLED' and MONTH(date) = @date and Year(date) = " +
                        "@dateYear and branchID = @branchID group by date", cn);
                    cm.Parameters.AddWithValue("@date", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@dateYear", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (!String.IsNullOrEmpty(dr[0].ToString()) && !String.IsNullOrEmpty(dr[1].ToString()))
                        {
                            if (!dates.Contains(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy")))
                            {
                            cancelled.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"), decimal.Parse(dr[0].ToString()));
                                dates.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"));
                            }
                        }
                    }
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int customerNumber()
        {
            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Declare @total int = case when (Select count(customerID) from tblCustomers where (Month(dateAdded) <= @dateMonth and YEAR(dateAdded) <= @dateYear) and " +
                        "(dateExit is Null or (MONTH(dateExit) > @dateMonth and Year(dateExit) > @dateYear)) and branchID = @branchID) is null then 0 else " +
                        "(Select count(customerID) from tblCustomers where (Month(dateAdded) <= @dateMonth and YEAR(dateAdded) <= @dateYear) and " +
                        "(dateExit is Null or (MONTH(dateExit) > @dateMonth and Year(dateExit) > @dateYear)) and branchID = @branchID) end Select @total", cn);
                    cm.Parameters.AddWithValue("@dateMonth", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@dateYear", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    dr.Read();
                    customersNo.Text = dr[0].ToString();
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int soldOut()
        {
            try
            {
                summaryDate.Invoke(new Action(() =>
                {
                    SortedList<string, string> counting = new SortedList<string, string>();
                    List<string> passed = new List<string>();
                    cn.Open();
                    cm = new SqlCommand("Select pcode,quantity from tblInventoryEntries where MONTH(date) = @month and " +
                        "Year(date) = @year and branchID = @branchID order by date desc", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (!passed.Contains(dr[0].ToString()) && !String.IsNullOrEmpty(dr[1].ToString()))
                        {

                            passed.Add(dr[0].ToString());
                            int soldout = int.Parse(dr[1].ToString());
                            if (soldout < 1)
                            {
                                counting.Add(dr[0].ToString(), dr[1].ToString());
                            }
                        }
                    }
                    dr.Close();
                    lblSoldOut.Text = counting.Count.ToString();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int invoiceGenerated()
        {
            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Select count(distinct invoiceid) from tblInvoice where MONTH(dateGenerated) = @month and " +
                            "Year(dateGenerated) = @year and branchID = @branchID", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    dr.Read();
                    if (dr.HasRows)
                    {
                        lblInvoice.Text = dr[0].ToString();
                    }
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int deliveries()
        {
            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Select count(deliveryID) from tblDeliveryHead where Month(dateInitiated) = @month and Year(dateInitiated) = @year " +
                        "and branchID = @branchID and status != 'CANCELLED'", cn);
                    cm.Parameters.AddWithValue("@month", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@year", summaryDate.Value.Year.ToString());
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    dr.Read();
                    if (dr.HasRows)
                    {
                        lblDeliveries.Text = dr[0].ToString();
                    }
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
        public int LoadDeliveryTransactions()
        {
            deliverieSort = new SortedList<string, decimal>();
            try
            {
                cn.Open();
                summaryDate.Invoke(new Action(() =>
                {
                    cm = new SqlCommand("Select Sum(totalCost), dateCompleted from tblDeliveryHead where status = 'DELIVERED' and " +
                        "MONTH(dateCompleted) = @date and Year(dateCompleted) = @dateYear and branchID = @branchID group by dateCompleted", cn);
                    cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                    cm.Parameters.AddWithValue("@date", summaryDate.Value.Month.ToString());
                    cm.Parameters.AddWithValue("@dateYear", summaryDate.Value.Year.ToString());
                    cm.ExecuteNonQuery();
                    dr = cm.ExecuteReader();
                    while (dr.Read())
                    {
                        if (!String.IsNullOrEmpty(dr[0].ToString()) && !String.IsNullOrEmpty(dr[1].ToString()))
                        {
                            deliverieSort.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"), decimal.Parse(dr[0].ToString()));
                            if (!dates.Contains(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy")))
                            {
                                dates.Add(Convert.ToDateTime(dr[1].ToString()).ToString("dd MMMM,yyyy"));
                            }
                        }
                    }
                    dr.Close();
                }));
                cn.Close();
                return 1;
            }
            catch
            {
                cn.Close();
                return 0;
            }
        }
    }
}