Added "Avg Buy" price to Positions

Author: ButterDevelop

ViewModels/PositionRowVm.cs

@@ -1,4 +1,4 @@
-using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.ComponentModel;
 using CryptoJournal.Wpf.Domain.Models;
 using System.Windows.Media;
 
@@ -24,6 +24,10 @@ public PositionRowVm(PositionSnapshot snapshot)
     public decimal Quantity       { get; } // position qty (base)
     public decimal CostBasisQuote { get; } // in quote currency (e.g., USDT)
 
+    /// <summary>Average buy price per unit (break-even price).</summary>
+    public decimal? AvgBuyPrice =>
+        Quantity > 0m ? CostBasisQuote / Quantity : null;
+
     // Source value that changes over time
     [ObservableProperty]
     [NotifyPropertyChangedFor(nameof(MarketValueQuote))]

Views/PositionsView.xaml

@@ -88,6 +88,8 @@
                     </DataGridTemplateColumn.CellTemplate>
                 </DataGridTemplateColumn>
                 <DataGridTextColumn Header="CostBasis (quote)" Binding="{Binding CostBasisQuote, StringFormat={}{0:C2}}"/>
+                <DataGridTextColumn Header="Avg Buy"           Binding="{Binding AvgBuyPrice, StringFormat={}{0:C2}, TargetNullValue=—}"
+                                    SortMemberPath="AvgBuyPrice"/>
                 <DataGridTextColumn Header="Mark"              Binding="{Binding MarkPriceQuote, StringFormat={}{0:C2}}"/>
                 <DataGridTextColumn Header="Market Value"      Binding="{Binding MarketValueQuote, StringFormat={}{0:C2}}"
                                     SortMemberPath="MarketValueQuote" SortDirection="Descending"/>

setupGenerateScript.iss

@@ -1,5 +1,5 @@
 #define MyAppName "CryptoJournal"
-#define MyAppVersion "1.0.2"
+#define MyAppVersion "1.0.3"
 #define MyAppPublisher "ButterDevelop"
 #define MyAppURL "https://github.com/ButterDevelop/CryptoJournal.Wpf"
 #define MyAppExeName "CryptoJournal.Wpf.exe"