edit

XLAB2/SelectInstrumentTypeWindowViewModel.cs

@@ -12,7 +12,7 @@ namespace XLAB2
     {
         private string _searchText;
         private AvailableInstrumentItem _selectedType;
-        private string _serialNumber;
+        private string _serialNumbersText;
         private string _statusText;
 
         public SelectInstrumentTypeWindowViewModel(string customerName, IReadOnlyList<AvailableInstrumentItem> instrumentTypes)
@@ -65,12 +65,12 @@ namespace XLAB2
             }
         }
 
-        public string SerialNumber
+        public string SerialNumbersText
         {
-            get { return _serialNumber; }
+            get { return _serialNumbersText; }
             set
             {
-                if (SetProperty(ref _serialNumber, value))
+                if (SetProperty(ref _serialNumbersText, value))
                 {
                     ((RelayCommand)ConfirmCommand).RaiseCanExecuteChanged();
                     UpdateStatus();
@@ -86,12 +86,13 @@ namespace XLAB2
 
         public InstrumentTypeSelectionResult GetResult()
         {
+            var serialNumbers = ParseSerialNumbers(SerialNumbersText);
             return SelectedType == null
                 ? null
                 : new InstrumentTypeSelectionResult
                 {
                     TypeItem = SelectedType,
-                    SerialNumber = string.IsNullOrWhiteSpace(SerialNumber) ? string.Empty : SerialNumber.Trim()
+                    SerialNumbers = serialNumbers
                 };
         }
 
@@ -103,7 +104,7 @@ namespace XLAB2
         private bool CanConfirm(object parameter)
         {
             return SelectedType != null
-                   && !string.IsNullOrWhiteSpace(SerialNumber);
+                   && ParseSerialNumbers(SerialNumbersText).Count > 0;
         }
 
         private void Confirm(object parameter)
@@ -138,6 +139,30 @@ namespace XLAB2
                    && source.IndexOf(searchText, StringComparison.OrdinalIgnoreCase) >= 0;
         }
 
+        private static List<string> ParseSerialNumbers(string value)
+        {
+            var serialNumbers = new List<string>();
+            var unique = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
+            if (string.IsNullOrWhiteSpace(value))
+            {
+                return serialNumbers;
+            }
+
+            var separators = new[] { '\r', '\n', '\t', ',', ';' };
+            foreach (var token in value.Split(separators, StringSplitOptions.RemoveEmptyEntries))
+            {
+                var serialNumber = token.Trim();
+                if (serialNumber.Length == 0 || !unique.Add(serialNumber))
+                {
+                    continue;
+                }
+
+                serialNumbers.Add(serialNumber);
+            }
+
+            return serialNumbers;
+        }
+
         private void RaiseCloseRequested(bool? dialogResult)
         {
             var handler = CloseRequested;
@@ -150,12 +175,13 @@ namespace XLAB2
         private void UpdateStatus()
         {
             var visibleCount = InstrumentTypesView.Cast<object>().Count();
+            var serialCount = ParseSerialNumbers(SerialNumbersText).Count;
             StatusText = string.Format(
-                "Всего типов: {0}. По фильтру: {1}. Выбран тип: {2}. Заводской номер: {3}.",
+                "Всего типов: {0}. По фильтру: {1}. Выбран тип: {2}. Уникальных зав. №: {3}.",
                 InstrumentTypes.Count,
                 visibleCount,
                 SelectedType == null ? "нет" : "да",
-                string.IsNullOrWhiteSpace(SerialNumber) ? "не указан" : "указан");
+                serialCount);
         }
     }
 }