[ENGG-5312] fix: Fix import for records with duplicate names

src/renderer/actions/local-sync/common-utils.ts

@@ -344,7 +344,8 @@ export function isNewEntityName(name: string, baseString: string): boolean {
   const escapedBase = baseString.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
 
   // Pattern: exact match OR base string followed by one or more digits
-  const pattern = new RegExp(`^${escapedBase}(\\d+)?$`);
+  // Case-insensitive to align with case-insensitive filesystems (macOS/Windows)
+  const pattern = new RegExp(`^${escapedBase}(\\d+)?$`, 'i');
 
   return pattern.test(name);
 }
@@ -358,17 +359,23 @@ export function isNewEntityName(name: string, baseString: string): boolean {
  * @returns The next available name variant (e.g., 'Untitled1', 'Untitled2')
  */
 export function getAlternateName(baseName: string, existingNames: Set<string>): string {
-  if(!existingNames.has(baseName)) {
+  // Treat existing names in a case-insensitive way to avoid clashes on
+  // case-insensitive filesystems while preserving the original casing
+  const lowerExisting = new Set(Array.from(existingNames).map((n) => n.toLowerCase()));
+  const baseLower = baseName.toLowerCase();
+
+  if (!lowerExisting.has(baseLower)) {
     return baseName;
   }
+
   let counter = 1;
   let candidateName = `${baseName}${counter}`;
-  
-  while (existingNames.has(candidateName)) {
+
+  while (lowerExisting.has(candidateName.toLowerCase())) {
     counter++;
     candidateName = `${baseName}${counter}`;
   }
-  
+
   return candidateName;
 }
 

src/renderer/actions/local-sync/fs-manager.ts

@@ -787,10 +787,11 @@ export class FsManager {
       id: collectionId || getIdFromPath(this.rootPath),
       type: "folder",
     });
+    const sanitizedName = sanitizeFsResourceName(content.name);
 
     const newName = getNewNameIfQuickCreate({
-      name: sanitizeFsResourceName(content.name),
-      baseName: "Untitled request",
+      name: sanitizedName,
+      baseName: sanitizedName,
       parentPath: getNormalizedPath(parentFolderResource.path),
     });
 
@@ -1302,16 +1303,10 @@ export class FsManager {
       return folderCreationResult;
     }
 
-    let newName = getNewNameIfQuickCreate({
-      name: sanitizeFsResourceName(environmentName),
-      baseName: "New Environment",
-      parentPath: getNormalizedPath(environmentFolderPath),
-    });
-
-    // re-used to handle name conflicts by appending a number when an environment with the same name already exists during import
-    newName = getNewNameIfQuickCreate({
-      name: sanitizeFsResourceName(environmentName),
-      baseName: sanitizeFsResourceName(environmentName),
+    const sanitizedEnvName = sanitizeFsResourceName(environmentName);
+    const newName = getNewNameIfQuickCreate({
+      name: sanitizedEnvName,
+      baseName: sanitizedEnvName,
       parentPath: getNormalizedPath(environmentFolderPath),
     });
 
@@ -1487,16 +1482,16 @@ export class FsManager {
       throw new Error(`Could not find path for id ${collection.collectionId}`);
     }
 
-    //Figure out an alternate name only for the root collection being imported
-    if (!collection.collectionId.length) {
-      const newName = getNewNameIfQuickCreate({
-        name: sanitizeFsResourceName(collection.name),
-        baseName: collection.name,
-        parentPath: getNormalizedPath(parentPath),
-      });
+    const sanitizedName = sanitizeFsResourceName(collection.name);
 
-      collection.name = newName;
-    }
+    // Handle name conflicts for imported/duplicated collections (root and nested)
+    const newName = getNewNameIfQuickCreate({
+      name: sanitizedName,
+      baseName: sanitizedName,
+      parentPath: getNormalizedPath(parentPath),
+    });
+
+    collection.name = newName;
 
     const path = appendPath(
       parentPath,