1 files changed, 20 insertions, 0 deletions
diff --git a/ExcelAddIn.cs b/ExcelAddIn.cs
new file mode 100644
index 0000000..1a5d5f1
--- /dev/null
+++ b/ExcelAddIn.cs
@@ -0,0 +1,20 @@
+using Microsoft.Extensions.DependencyInjection;
+using ExcelAddIn.Services;
+using System.Text;
+
+public class MyAddIn : IExcelAddIn
+{
+    public static ServiceProvider ServiceProvider { get; private set; }
+    public void AutoOpen()
+    {        
+        Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
+        IServiceCollection Services = new ServiceCollection();
+        Services.AddHttpClient()
+            .AddSingleton<ICurrencyClient, CurrencyClient>();
+        ServiceProvider = Services.BuildServiceProvider();
+    }
+
+    public void AutoClose()
+    {
+    }
+}
+\ No newline at end of file