Add RegistryUtil

Source/AddIn/AddIn.cs

@@ -1,7 +1,6 @@
 using ExcelDna.Integration;
 using ExcelDna.IntelliSense;
 using ExcelDna.Registration;
-using Microsoft.Win32;
 using System.Net.Http;
 
 namespace RehauSku
@@ -18,13 +17,12 @@ namespace RehauSku
     public class AddIn : IExcelAddIn
     {
         public static readonly HttpClient httpClient = new HttpClient();
-        public static ResponseOrder StoreResponse { get; set; }
+        public static ResponseOrder StoreResponseOrder = RegistryUtil.StoreResponseOrder;
-        public static string PriceListPath { get; set; }
+        public static string PriceListPath = RegistryUtil.PriceListPath;
 
         public void AutoOpen()
         {
             RegisterFunctions();
-            GetRegistryKeys();
             IntelliSenseServer.Install();
         }
 
@@ -39,17 +37,5 @@ namespace RehauSku
                              .ProcessAsyncRegistrations(nativeAsyncIfAvailable: false)
                              .RegisterFunctions();
         }
-
-        void GetRegistryKeys()
-        {
-            RegistryKey addInKeys = Registry
-                .CurrentUser
-                .OpenSubKey("SOFTWARE")
-                .OpenSubKey("REHAU")
-                .OpenSubKey("SkuAssist");
-
-            StoreResponse = (ResponseOrder)addInKeys.GetValue("ResponseOrder");
-            PriceListPath = (string)addInKeys.GetValue("PriceListPath");
-        }
     }
 }

Source/AddIn/RegistryUtil.cs

@@ -0,0 +1,76 @@
+using Microsoft.Win32;
+
+namespace RehauSku
+{
+    static class RegistryUtil
+    {
+        public static string PriceListPath
+        {
+            get
+            {
+                _GetRootKey();
+
+                if (_RootKey == null)
+                {
+                    return @"D:\Dropbox\Рабочее\Таблица заказов ИС EAE_2021.xlsm";
+                }
+
+                else return (string)_RootKey.GetValue("PriceListPath");
+            }
+
+            private set
+            {
+                _GetRootKey();
+
+                if (_RootKey == null)
+                {
+                    RegistryKey PriceListPath = Registry.CurrentUser
+                        .CreateSubKey("SOFTWARE")
+                        .CreateSubKey("REHAU")
+                        .CreateSubKey("SkuAssist");
+                }
+
+                _RootKey.SetValue("PriceListPath", value);
+            }
+        }
+
+        public static ResponseOrder StoreResponseOrder
+        {
+            get
+            {
+                _GetRootKey();
+
+                if (_RootKey == null)
+                {
+                    return ResponseOrder.Default;
+                }
+
+                return (ResponseOrder)_RootKey.GetValue("ResponseOrder");
+            }
+
+            private set
+            {
+                if (_RootKey == null)
+                {
+                    RegistryKey PriceListPath = Registry.CurrentUser
+                        .CreateSubKey("SOFTWARE")
+                        .CreateSubKey("REHAU")
+                        .CreateSubKey("SkuAssist");
+                }
+
+                _RootKey.SetValue("ResponseOrder", value);
+            }
+        }
+
+        private static RegistryKey _RootKey { get; set; }
+
+        private static void _GetRootKey()
+        {
+            _RootKey = Registry
+                .CurrentUser
+                .OpenSubKey("SOFTWARE")
+                .OpenSubKey("REHAU")
+                .OpenSubKey("SkuAssist");
+        }
+    }
+}