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PortfolioManager/ViewModels/InsiderTransactionModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using MarketData.MarketDataModel;
+using MarketData.Generator;
+using PortfolioManager.DataSeriesViewModels;
+using Eremex.AvaloniaUI.Charts;
+
+namespace PortfolioManager.Models
+{
+  public class InsiderTransactionModel
+  {
+    private InsiderTransactionModel()
+    {
+    }
+    
+    public static CompositeDataSource Empty()
+    {
+      CompositeDataSource compositeDataSource = new CompositeDataSource()
+      {
+          DataAdapter = new SortedDateTimeDataAdapter()
+      };
+      return compositeDataSource;
+    }       
+        
+    public static CompositeDataSource InsiderTransactionSummaries(InsiderTransactionSummaries insiderTransactionSummaries, double minPrice)
+    {
+      if (null == insiderTransactionSummaries || 0 == insiderTransactionSummaries.Count) return Empty();
+      SortedDateTimeDataAdapter sortedDateTimeDataAdapter = new SortedDateTimeDataAdapter();
+      List<InsiderTransactionSummary> sortedInsiderTransactionSummaries = insiderTransactionSummaries.OrderBy(x => x.TransactionDate).ToList();
+      foreach (InsiderTransactionSummary insiderTransactionSummary in sortedInsiderTransactionSummaries)
+      {
+        sortedDateTimeDataAdapter.Add(insiderTransactionSummary.TransactionDate, minPrice);
+      }
+      CompositeDataSource compositeDataSource = new CompositeDataSource()
+      {
+        DataAdapter = sortedDateTimeDataAdapter
+      };
+      return compositeDataSource;
+    }
+  }
+}