feat: show renamed count in import result dialog

- Add RenamedCount to ImportPathResult
- Track per-file and aggregate across multi-file imports
- Dialog now shows '重名自动重命名: N 个路径' when applicable

src/Commands/ImportPathCommand.cs

@@ -158,6 +158,11 @@ namespace NavisworksTransport.Commands
         /// </summary>
         public int SkippedCount { get; set; }
 
+        /// <summary>
+        /// 因重名被重命名的路径数量
+        /// </summary>
+        public int RenamedCount { get; set; }
+
         /// <summary>
         /// 失败的路径数量
         /// </summary>
@@ -436,6 +441,7 @@ namespace NavisworksTransport.Commands
                                         case DuplicateNameHandling.Rename:
                                             finalRouteName = GenerateUniqueName(route.Name, _pathPlanningManager.Routes);
                                             route.Name = finalRouteName;
+                                            result.RenamedCount++;
                                             LogInfo($"重命名路径: {route.Name} -> {finalRouteName}");
                                             break;
 
@@ -512,7 +518,7 @@ namespace NavisworksTransport.Commands
                 result.ExecutionTimeMs = (long)elapsedMs;
 
                 LogInfo($"导入路径执行完成，总耗时: {elapsedMs:F0}ms");
-                LogInfo($"导入结果 - 文件中: {result.TotalInFile}, 导入: {result.ImportedCount}, 失败: {result.FailedCount}, 跳过: {result.SkippedCount}");
+                LogInfo($"导入结果 - 文件中: {result.TotalInFile}, 导入: {result.ImportedCount}, 失败: {result.FailedCount}, 跳过: {result.SkippedCount}, 重命名: {result.RenamedCount}");
 
                 // 创建结果对象
                 string resultMessage;
@@ -531,6 +537,10 @@ namespace NavisworksTransport.Commands
                     {
                         resultMessage += $"，跳过 {result.SkippedCount} 项";
                     }
+                    if (result.RenamedCount > 0)
+                    {
+                        resultMessage += $"，重命名 {result.RenamedCount} 项";
+                    }
                 }
 
                 var commandResult = PathPlanningResult<ImportPathResult>.Success(result, resultMessage);

src/UI/WPF/ViewModels/PathEditingViewModel.cs

@@ -5737,6 +5737,7 @@ namespace NavisworksTransport.UI.WPF.ViewModels
                         var filePaths = openFileDialog.FileNames;
                         int totalImported = 0;
                         int totalFailed = 0;
+                        int totalRenamed = 0;
 
                         foreach (var filePath in filePaths)
                         {
@@ -5778,6 +5779,7 @@ namespace NavisworksTransport.UI.WPF.ViewModels
                                 {
                                     totalImported += importResult.ImportedCount;
                                     totalFailed += importResult.FailedCount;
+                                    totalRenamed += importResult.RenamedCount;
                                 }
                             }
                             else
@@ -5806,6 +5808,8 @@ namespace NavisworksTransport.UI.WPF.ViewModels
                             dialogMsg.AppendLine($"成功导入: {totalImported} 个路径");
                             if (totalFailed > 0)
                                 dialogMsg.AppendLine($"导入失败: {totalFailed} 个路径");
+                            if (totalRenamed > 0)
+                                dialogMsg.AppendLine($"重名自动重命名: {totalRenamed} 个路径");
                             dialogMsg.AppendLine($"来源文件数: {filePaths.Length}");
                             DialogHelper.ShowAutoClosingMessageBox(
                                 dialogMsg.ToString(),