Added option to OpenFileAfterSave

CutList/Forms/BinFileSaver.cs

@@ -11,6 +11,10 @@ namespace CutList.Forms
     {
         private IEnumerable<Bin> _bins;
 
+        private int PaddingWidthOfItemLength { get; set; }
+
+        public bool OpenFileAfterSave { get; set; }
+
         public BinFileSaver(IEnumerable<Bin> bins)
         {
             _bins = bins ?? throw new ArgumentNullException(nameof(bins));
@@ -21,30 +25,46 @@ namespace CutList.Forms
             using (var writer = new StreamWriter(file))
             {
                 writer.AutoFlush = true;
-                var max = _bins.Max(b => b.Items.Max(i => SawCut.Helper.ConvertToMixedFraction(i.Length).Length));
+                PaddingWidthOfItemLength = _bins.Max(b => b.Items.Max(i => SawCut.Helper.ConvertToMixedFraction(i.Length).Length));
                 var id = 1;
 
                 foreach (var bin in _bins)
                 {
-                    WriteBinSummary(writer, bin, id++, max);
+                    WriteBinSummary(writer, bin, id++);
                 }
             }
 
+            if (OpenFileAfterSave)
+            {
+                OpenFile(file);
+            }
+        }
+
+        private void OpenFile(string file)
+        {
+            try
+            {
+                Process.Start("notepad.exe", file);
+            }
+            catch (Exception)
+            {
+                // Notepad is not installed, so just open the file
                 Process.Start(file);
             }
+        }
 
-        private void WriteBinSummary(StreamWriter writer, Bin bin, int id, int max)
+        private void WriteBinSummary(StreamWriter writer, Bin bin, int id)
         {
             var totalLength = SawCut.Helper.ConvertToMixedFraction(bin.Length);
             var remainingLength = SawCut.Helper.ConvertToMixedFraction(bin.RemainingLength);
             var utilization = Math.Round(bin.Utilization * 100, 2);
 
             writer.WriteLine($"{id}. Length: {totalLength}, {remainingLength} remaining, {bin.Items.Count} items, {utilization}% utilization");
-            WriteBinItems(writer, bin, max);
+            WriteBinItems(writer, bin);
             writer.WriteLine("---------------------------------------------------------------------");
         }
 
-        private void WriteBinItems(StreamWriter writer, Bin bin, int max)
+        private void WriteBinItems(StreamWriter writer, Bin bin)
         {
             var groups = bin.Items.GroupBy(i => $"{i.Name} {i.Length}");
 
@@ -52,7 +72,7 @@ namespace CutList.Forms
             {
                 var first = group.First();
                 var count = group.Count();
-                var length = SawCut.Helper.ConvertToMixedFraction(first.Length).PadLeft(max);
+                var length = SawCut.Helper.ConvertToMixedFraction(first.Length).PadLeft(PaddingWidthOfItemLength);
                 var name = first.Name;
                 var pcsSingularOrPlural = count == 1 ? "pc " : "pcs";