Реализовал сохранение отчета в PDF

InternetShop/InternetShopForms/Orders/FormOrdersList.cs

@@ -3,16 +3,19 @@ using InternetShopContracts.DataViewModels;
 using InternetShopContracts.LogicsContracts;
 using InternetShopForms.Orders;
 using InternetShopForms.Products;
+using WinFormsLibrary1.HelperClasses;
 
 namespace InternetShopForms
 {
     public partial class FormOrdersList : Form
     {
         private IOrderLogic _orderLogic;
-        public FormOrdersList(IOrderLogic orderLogic)
+        private IProductLogic _productLogic;
+        public FormOrdersList(IOrderLogic orderLogic, IProductLogic productLogic)
         {
             InitializeComponent();
             _orderLogic = orderLogic;
+            _productLogic = productLogic;
 
             List<(string, string, float)> configureColumns = [
                 ("ID", "Id", 1.0f),
@@ -289,7 +292,51 @@ namespace InternetShopForms
             {
                 return;
             }
-            // todo
+            var orders = _orderLogic.ReadList();
+            var products = _productLogic.ReadList();
+            Dictionary<string, double> productsStat = new Dictionary<string, double>();
+            foreach (var order in orders)
+            {
+                foreach (var product in order.ProductNames)
+                {
+                    if (productsStat.ContainsKey(product))
+                    {
+                        productsStat[product]++;
+                    }
+                    else
+                    {
+                        productsStat.Add(product, 1);
+                    }
+                }
+            }
+
+            List<ChartData> charts = new List<ChartData>();
+            
+            foreach (var product in productsStat.Keys)
+            {
+                ChartData chartData = new ChartData();
+                Dictionary<string, double> data = new Dictionary<string, double>();
+                data.Add(product, productsStat[product]);
+                chartData.SeriesName = product;
+                chartData.Data = data;
+                charts.Add(chartData);
+            }
+
+            try
+            {
+                pdfHistogram.CreateHistogramPdf(
+                    exportFileName,
+                    "Îò÷åò ïî òîâàðàì",
+                    "Êîëè÷åñòâî çàêàçîâ",
+                    OxyPlot.Legends.LegendPosition.RightTop,
+                    charts
+                );
+                MessageBox.Show("Îò÷åò óñïåøíî ñôîðìèðîâàí", "Ñîçäàíèå îò÷åòà", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show("Ïðîèçîøëà îøèáêà ïðè ñîçäàíèè îò÷åòà:\n" + ex.Message, "Ñîçäàíèå îò÷åòà", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
         }
 
         private void reportOrderImagesExcelToolStripMenuItem_Click(object sender, EventArgs e)