Tune amount column find

RhSolutions.AddIn/AddIn/RhSolutionsFunction.cs

@@ -161,7 +161,7 @@ public class RhSolutionsFunction
                     .GetResult()
                     .FirstOrDefault();
 
-                DateTime date = dateField == 0 ? DateTime.Now : DateTime.FromOADate(dateField);
+                DateTime date = dateField == 0 ? DateTime.Today : DateTime.FromOADate(dateField);
                 var exchangeRate = currencyClient.GetCurrencyCourse(date)
                     .GetAwaiter()
                     .GetResult();
@@ -193,7 +193,7 @@ public class RhSolutionsFunction
 
         if (ExcelAsyncUtil.Run("Database request", dateField, delegate
         {
-            DateTime date = dateField == 0 ? DateTime.Now : DateTime.FromOADate(dateField);
+            DateTime date = dateField == 0 ? DateTime.Today : DateTime.FromOADate(dateField);
             var exchangeRate = currencyClient.GetCurrencyCourse(date)
                 .GetAwaiter()
                 .GetResult();

RhSolutions.AddIn/Controllers/RibbonController.cs

@@ -84,7 +84,7 @@ public class RibbonController : ExcelRibbon
 
     public bool GetConvertEnabled(IRibbonControl control) => _workbookIsValid;
     public bool GetDxfEnabled(IRibbonControl control) => _workbookIsValid;
-    public bool GetGuessEnabled(IRibbonControl control) => RhSolutionsAddIn.Excel.ActiveWorkbook == null ? false : !_workbookIsValid;
+    public bool GetGuessEnabled(IRibbonControl control) => RhSolutionsAddIn.Excel.ActiveWorkbook != null && !_workbookIsValid;
 
     public bool GetExportEnabled(IRibbonControl control)
     {

RhSolutions.AddIn/Services/GuessReader.cs

@@ -1,5 +1,4 @@
-using Microsoft.Office.Interop.Excel;
-using System.IO;
+using System.IO;
 
 namespace RhSolutions.Services;
 
@@ -47,19 +46,21 @@ public class GuessReader : IReader
             }
             if (currentIndex > productColumnIndex)
             {
-                if (IsAmountColumn(range.Columns[currentIndex++]))
+                if (IsAmountColumn(range.Columns[currentIndex]))
                 {
-                    amountColumnIndex = currentIndex - 1;
+                    amountColumnIndex = currentIndex;
                     break;
                 }
+                else currentIndex++;
             }
             else
             {
-                if (IsAmountColumn(range.Columns[currentIndex--]))
+                if (IsAmountColumn(range.Columns[currentIndex]))
                 {
-                    amountColumnIndex = currentIndex + 1;
+                    amountColumnIndex = currentIndex;
                     break;
                 }
+                else currentIndex--;
             }
         }
 
@@ -93,7 +94,7 @@ public class GuessReader : IReader
                 continue;
             }
 
-            if (ProductSku.TryParse(currentCell.ToString(), out IEnumerable<ProductSku> skus))
+            if (ProductSku.TryParse(currentCell.ToString(), out _))
             {
                 successCounter++;
             }
@@ -111,39 +112,43 @@ public class GuessReader : IReader
     {
         int successCounter = 0;
         var cells = column.Value2;
+        double maxValue = 30000;
 
         if (cells == null)
         {
             return false;
         }
 
-        for (int row = 1; row < column.Rows.Count + 1; row++)
+        if (column.Rows.Count == 1)
         {
-            object currentCell = column.Rows.Count == 1 ? cells : cells[row, 1];
-            if (currentCell == null)
-            {
-                continue;
-            }
+            double? value = cells as double?;
 
-            double? value = currentCell as double?; 
-
-            if (value == null || value == 0)
-            {
-                continue;
-            }
-
-            if (value > 30000)
-            {
-                return false;
-            }
-            
-            if (++successCounter > 3)
-            {
-                return true;
-            }
+            return value != null
+                && value != 0
+                && value < maxValue;
         }
 
-        return successCounter > 0;
+        else
+        {
+            for (int row = 1; row < column.Rows.Count + 1; row++)
+            {
+                object currentCell = cells[row, 1];
+                double? value = currentCell as double?;
+
+                if (value == null 
+                    || value == 0 
+                    || value > maxValue)
+                {
+                    continue;
+                }
+
+                if (++successCounter > 3)
+                {
+                    return true;
+                }
+            }
+        }
+        return successCounter > 1;
     }
 
     private Dictionary<Product, double> GetDictionaryFromColumns(Range productColumn, Range amountColumn)

RhSolutions.AddIn/Services/ReaderFactory.cs

@@ -15,7 +15,7 @@ public class ReaderFactory
         {
             "Guess" => (IReader)_serviceProvider.GetService(typeof(GuessReader)),
             "Excel" => (IReader)_serviceProvider.GetService(typeof(ExcelReader)),
-            _ => (IReader)_serviceProvider.GetService(typeof(ExcelReader))
+            _ => throw new ArgumentException($"Незвестный интерфейс {nameof(IReader)}: {readerName}")
         };
     }
 }

RhSolutions.AddIn/Services/WriterFactory.cs

@@ -15,7 +15,7 @@ public class WriterFactory
         {
             "Excel" => (IWriter)_serviceProvider.GetService(typeof(ExcelWriter)),
             "Dxf" => (IWriter)_serviceProvider.GetService(typeof(DxfWriter)),
-            _ => (IWriter)_serviceProvider.GetService(typeof(ExcelWriter))
+            _ => throw new ArgumentException($"Незвестный интерфейс {nameof(IWriter)}: {writerName}")
         };
     }
 }

RhSolutions.AddIn/Tools/ToolFactory.cs

@@ -11,7 +11,7 @@ internal class ToolFactory
             "merge" => new MergeTool(RhSolutionsAddIn.ServiceProvider),
             "dxfexport" => new DxfTool(RhSolutionsAddIn.ServiceProvider),
             "Guessexport" => new GuessTool(RhSolutionsAddIn.ServiceProvider),            
-            _ => throw new Exception("Неизвестный инструмент"),
+            _ => throw new Exception($"Неизвестный инструмент {toolName}"),
         };
         return tool;
     }

RhSolutions.Tests/CanDoGuess.cs

@@ -8,13 +8,15 @@ namespace RhSolutions.Tests;
 public class CanDoGuess : IDisposable
 {
     private RhSolutionsAddIn _addIn;
+    private IReader _guessReader;
     private IReader _reader;
 
     public CanDoGuess()
     {
         _addIn = new();
         _addIn.AutoOpen();
-        _reader = new GuessReader(Util.Application);
+        _guessReader = new GuessReader(Util.Application);
+        _reader = new ExcelReader(Util.Application, RhSolutionsAddIn.Configuration);
     }
 
     [ExcelFact(Workbook = @"..\..\..\TestWorkbooks\TestSpecificationGuess.xlsx")]
@@ -22,7 +24,7 @@ public class CanDoGuess : IDisposable
     {
         Worksheet sourceSheet = Util.Workbook.Worksheets[1];
         RhSolutionsAddIn.Configuration.SetPriceListPath(Path.GetFullPath(@"..\..\..\TestWorkbooks\TargetSpecificationGuess.xlsx"));
-        var products = _reader.ReadProducts(new[] { sourceSheet });
+        var products = _guessReader.ReadProducts(new[] { sourceSheet });
         var _writer = new ExcelWriter(Util.Application, RhSolutionsAddIn.Configuration);
         _writer.WriteProducts(products);
         Worksheet targetSheet = Util.Application.ActiveWindow.ActiveSheet;
@@ -39,7 +41,7 @@ public class CanDoGuess : IDisposable
     {
         Worksheet sourceSheet = Util.Workbook.Worksheets[1];
         RhSolutionsAddIn.Configuration.SetPriceListPath(Path.GetFullPath(@"..\..\..\TestWorkbooks\TargetSpecificationGuessOneRow.xlsx"));
-        var products = _reader.ReadProducts(new[] { sourceSheet });
+        var products = _guessReader.ReadProducts(new[] { sourceSheet });
         var _writer = new ExcelWriter(Util.Application, RhSolutionsAddIn.Configuration);
         _writer.WriteProducts(products);
         Worksheet targetSheet = Util.Application.ActiveWindow.ActiveSheet;