Add rename functionality for checkpoint and LoRA files with loading indicators

static/js/api/checkpointApi.js

@@ -153,4 +153,40 @@ export async function saveModelMetadata(filePath, data) {
  */
 export function excludeCheckpoint(filePath) {
     return baseExcludeModel(filePath, 'checkpoint');
+}
+
+/**
+ * Rename a checkpoint file
+ * @param {string} filePath - Current file path
+ * @param {string} newFileName - New file name (without path)
+ * @returns {Promise<Object>} - Promise that resolves with the server response
+ */
+export async function renameCheckpointFile(filePath, newFileName) {
+    try {
+        // Show loading indicator
+        state.loadingManager.showSimpleLoading('Renaming checkpoint file...');
+        
+        const response = await fetch('/api/rename_checkpoint', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+            },
+            body: JSON.stringify({
+                file_path: filePath,
+                new_file_name: newFileName
+            })
+        });
+        
+        if (!response.ok) {
+            throw new Error(`Server returned ${response.status}: ${response.statusText}`);
+        }
+        
+        return await response.json();
+    } catch (error) {
+        console.error('Error renaming checkpoint file:', error);
+        throw error;
+    } finally {
+        // Hide loading indicator
+        state.loadingManager.hide();
+    }
 }

static/js/api/loraApi.js

@@ -181,4 +181,40 @@ export async function fetchModelDescription(modelId, filePath) {
         console.error('Error fetching model description:', error);
         throw error;
     }
+}
+
+/**
+ * Rename a LoRA file
+ * @param {string} filePath - Current file path
+ * @param {string} newFileName - New file name (without path)
+ * @returns {Promise<Object>} - Promise that resolves with the server response
+ */
+export async function renameLoraFile(filePath, newFileName) {
+    try {
+        // Show loading indicator
+        state.loadingManager.showSimpleLoading('Renaming LoRA file...');
+        
+        const response = await fetch('/api/rename_lora', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+            },
+            body: JSON.stringify({
+                file_path: filePath,
+                new_file_name: newFileName
+            })
+        });
+        
+        if (!response.ok) {
+            throw new Error(`Server returned ${response.status}: ${response.statusText}`);
+        }
+        
+        return await response.json();
+    } catch (error) {
+        console.error('Error renaming LoRA file:', error);
+        throw error;
+    } finally {
+        // Hide loading indicator
+        state.loadingManager.hide();
+    }
 }