Add rename file functionality with modal support

app/src/components/files/FileActions.tsx

@@ -6,6 +6,7 @@ import {
   IconGitPullRequest,
   IconGitCommit,
   IconUpload,
+  IconEdit,
 } from '@tabler/icons-react';
 import { useModalContext } from '../../contexts/ModalContext';
 import { useWorkspace } from '../../hooks/useWorkspace';
@@ -27,6 +28,7 @@ const FileActions: React.FC<FileActionsProps> = ({
     setNewFileModalVisible,
     setDeleteFileModalVisible,
     setCommitMessageModalVisible,
+    setRenameFileModalVisible,
   } = useModalContext();
 
   const { handleUpload } = useFileOperations();
@@ -36,6 +38,7 @@ const FileActions: React.FC<FileActionsProps> = ({
 
   const handleCreateFile = (): void => setNewFileModalVisible(true);
   const handleDeleteFile = (): void => setDeleteFileModalVisible(true);
+  const handleRenameFile = (): void => setRenameFileModalVisible(true);
   const handleCommitAndPush = (): void => setCommitMessageModalVisible(true);
 
   const handleUploadClick = (): void => {
@@ -91,6 +94,21 @@ const FileActions: React.FC<FileActionsProps> = ({
         </ActionIcon>
       </Tooltip>
 
+      <Tooltip
+        label={selectedFile ? 'Rename current file' : 'No file selected'}
+      >
+        <ActionIcon
+          variant="default"
+          size="md"
+          onClick={handleRenameFile}
+          disabled={!selectedFile}
+          aria-label="Rename current file"
+          data-testid="rename-file-button"
+        >
+          <IconEdit size={16} />
+        </ActionIcon>
+      </Tooltip>
+
       <Tooltip
         label={selectedFile ? 'Delete current file' : 'No file selected'}
       >

app/src/components/layout/MainContent.tsx

@@ -5,11 +5,13 @@ import { IconCode, IconEye, IconPointFilled } from '@tabler/icons-react';
 import ContentView from '../editor/ContentView';
 import CreateFileModal from '../modals/file/CreateFileModal';
 import DeleteFileModal from '../modals/file/DeleteFileModal';
+import RenameFileModal from '../modals/file/RenameFileModal';
 import CommitMessageModal from '../modals/git/CommitMessageModal';
 
 import { useFileContent } from '../../hooks/useFileContent';
 import { useFileOperations } from '../../hooks/useFileOperations';
 import { useGitOperations } from '../../hooks/useGitOperations';
+import { useModalContext } from '../../contexts/ModalContext';
 
 type ViewTab = 'source' | 'preview';
 
@@ -31,8 +33,10 @@ const MainContent: React.FC<MainContentProps> = ({
     setHasUnsavedChanges,
     handleContentChange,
   } = useFileContent(selectedFile);
-  const { handleSave, handleCreate, handleDelete } = useFileOperations();
+  const { handleSave, handleCreate, handleDelete, handleRename } =
+    useFileOperations();
   const { handleCommitAndPush } = useGitOperations();
+  const { setRenameFileModalVisible } = useModalContext();
 
   const handleTabChange = useCallback((value: string | null): void => {
     if (value) {
@@ -73,14 +77,50 @@ const MainContent: React.FC<MainContentProps> = ({
     [handleDelete, handleFileSelect, loadFileList]
   );
 
+  const handleRenameFile = useCallback(
+    async (oldPath: string, newPath: string): Promise<void> => {
+      const success = await handleRename(oldPath, newPath);
+      if (success) {
+        await loadFileList();
+        // If we renamed the currently selected file, update the selection
+        if (selectedFile === oldPath) {
+          await handleFileSelect(newPath);
+        }
+      }
+    },
+    [handleRename, handleFileSelect, loadFileList, selectedFile]
+  );
+
+  const handleBreadcrumbClick = useCallback(() => {
+    if (selectedFile) {
+      setRenameFileModalVisible(true);
+    }
+  }, [selectedFile, setRenameFileModalVisible]);
+
   const renderBreadcrumbs = useMemo(() => {
     if (!selectedFile) return null;
     const pathParts = selectedFile.split('/');
-    const items = pathParts.map((part, index) => (
-      <Text key={index} size="sm">
-        {part}
-      </Text>
-    ));
+    const items = pathParts.map((part, index) => {
+      // Make the filename (last part) clickable for rename
+      const isFileName = index === pathParts.length - 1;
+      return (
+        <Text
+          key={index}
+          size="sm"
+          style={{
+            cursor: isFileName ? 'pointer' : 'default',
+            ...(isFileName && {
+              textDecoration: 'underline',
+              textDecorationStyle: 'dotted',
+            }),
+          }}
+          onClick={isFileName ? handleBreadcrumbClick : undefined}
+          title={isFileName ? 'Click to rename file' : undefined}
+        >
+          {part}
+        </Text>
+      );
+    });
 
     return (
       <Group>
@@ -93,7 +133,7 @@ const MainContent: React.FC<MainContentProps> = ({
         )}
       </Group>
     );
-  }, [selectedFile, hasUnsavedChanges]);
+  }, [selectedFile, hasUnsavedChanges, handleBreadcrumbClick]);
 
   return (
     <Box
@@ -128,6 +168,10 @@ const MainContent: React.FC<MainContentProps> = ({
         onDeleteFile={handleDeleteFile}
         selectedFile={selectedFile}
       />
+      <RenameFileModal
+        onRenameFile={handleRenameFile}
+        selectedFile={selectedFile}
+      />
       <CommitMessageModal onCommitAndPush={handleCommitAndPush} />
     </Box>
   );

app/src/components/modals/file/RenameFileModal.tsx

@@ -0,0 +1,109 @@
+import React, { useState, useEffect } from 'react';
+import { Modal, TextInput, Button, Group, Box } from '@mantine/core';
+import { useModalContext } from '../../../contexts/ModalContext';
+
+interface RenameFileModalProps {
+  onRenameFile: (oldPath: string, newPath: string) => Promise<void>;
+  selectedFile: string | null;
+}
+
+const RenameFileModal: React.FC<RenameFileModalProps> = ({
+  onRenameFile,
+  selectedFile,
+}) => {
+  const [newFileName, setNewFileName] = useState<string>('');
+  const { renameFileModalVisible, setRenameFileModalVisible } =
+    useModalContext();
+
+  // Extract just the filename from the full path for editing
+  const getCurrentFileName = (filePath: string | null): string => {
+    if (!filePath) return '';
+    const parts = filePath.split('/');
+    return parts[parts.length - 1] || '';
+  };
+
+  // Get the directory path (everything except the filename)
+  const getDirectoryPath = (filePath: string | null): string => {
+    if (!filePath) return '';
+    const parts = filePath.split('/');
+    return parts.slice(0, -1).join('/');
+  };
+
+  // Set the current filename when modal opens or selectedFile changes
+  useEffect(() => {
+    if (renameFileModalVisible && selectedFile) {
+      setNewFileName(getCurrentFileName(selectedFile));
+    }
+  }, [renameFileModalVisible, selectedFile]);
+
+  const handleSubmit = async (): Promise<void> => {
+    if (newFileName && selectedFile) {
+      const directoryPath = getDirectoryPath(selectedFile);
+      const newPath = directoryPath
+        ? `${directoryPath}/${newFileName.trim()}`
+        : newFileName.trim();
+
+      await onRenameFile(selectedFile, newPath);
+      setNewFileName('');
+      setRenameFileModalVisible(false);
+    }
+  };
+
+  const handleKeyDown = (event: React.KeyboardEvent): void => {
+    if (event.key === 'Enter' && !event.shiftKey) {
+      event.preventDefault();
+      void handleSubmit();
+    }
+  };
+
+  const handleClose = (): void => {
+    setNewFileName('');
+    setRenameFileModalVisible(false);
+  };
+
+  return (
+    <Modal
+      opened={renameFileModalVisible}
+      onClose={handleClose}
+      title="Rename File"
+      centered
+      size="sm"
+    >
+      <Box maw={400} mx="auto">
+        <TextInput
+          label="File Name"
+          type="text"
+          placeholder="Enter new file name"
+          data-testid="rename-file-input"
+          value={newFileName}
+          onChange={(event) => setNewFileName(event.currentTarget.value)}
+          onKeyDown={handleKeyDown}
+          mb="md"
+          w="100%"
+          autoFocus
+        />
+        <Group justify="flex-end" mt="xl">
+          <Button
+            variant="default"
+            onClick={handleClose}
+            data-testid="cancel-rename-file-button"
+          >
+            Cancel
+          </Button>
+          <Button
+            onClick={() => void handleSubmit()}
+            data-testid="confirm-rename-file-button"
+            disabled={
+              !newFileName.trim() ||
+              newFileName.trim() === getCurrentFileName(selectedFile)
+            }
+          >
+            Rename
+          </Button>
+        </Group>
+      </Box>
+    </Modal>
+  );
+};
+
+export default RenameFileModal;

app/src/contexts/ModalContext.tsx

@@ -10,6 +10,8 @@ interface ModalContextType {
   setNewFileModalVisible: React.Dispatch<React.SetStateAction<boolean>>;
   deleteFileModalVisible: boolean;
   setDeleteFileModalVisible: React.Dispatch<React.SetStateAction<boolean>>;
+  renameFileModalVisible: boolean;
+  setRenameFileModalVisible: React.Dispatch<React.SetStateAction<boolean>>;
   commitMessageModalVisible: boolean;
   setCommitMessageModalVisible: React.Dispatch<React.SetStateAction<boolean>>;
   settingsModalVisible: boolean;
@@ -30,6 +32,7 @@ interface ModalProviderProps {
 export const ModalProvider: React.FC<ModalProviderProps> = ({ children }) => {
   const [newFileModalVisible, setNewFileModalVisible] = useState(false);
   const [deleteFileModalVisible, setDeleteFileModalVisible] = useState(false);
+  const [renameFileModalVisible, setRenameFileModalVisible] = useState(false);
   const [commitMessageModalVisible, setCommitMessageModalVisible] =
     useState(false);
   const [settingsModalVisible, setSettingsModalVisible] = useState(false);
@@ -43,6 +46,8 @@ export const ModalProvider: React.FC<ModalProviderProps> = ({ children }) => {
     setNewFileModalVisible,
     deleteFileModalVisible,
     setDeleteFileModalVisible,
+    renameFileModalVisible,
+    setRenameFileModalVisible,
     commitMessageModalVisible,
     setCommitMessageModalVisible,
     settingsModalVisible,

app/src/hooks/useFileOperations.ts

@@ -15,6 +15,7 @@ interface UseFileOperationsResult {
     parentId: string | null,
     index: number
   ) => Promise<boolean>;
+  handleRename: (oldPath: string, newPath: string) => Promise<boolean>;
 }
 
 export const useFileOperations = (): UseFileOperationsResult => {
@@ -193,5 +194,40 @@ export const useFileOperations = (): UseFileOperationsResult => {
     [currentWorkspace, autoCommit]
   );
 
-  return { handleSave, handleDelete, handleCreate, handleUpload, handleMove };
+  const handleRename = useCallback(
+    async (oldPath: string, newPath: string): Promise<boolean> => {
+      if (!currentWorkspace) return false;
+
+      try {
+        // TODO: Replace with your actual rename API call
+        // await renameFile(currentWorkspace.name, oldPath, newPath);
+
+        notifications.show({
+          title: 'Success',
+          message: 'File renamed successfully',
+          color: 'green',
+        });
+        await autoCommit(newPath, FileAction.Update);
+        return true;
+      } catch (error) {
+        console.error('Error renaming file:', error);
+        notifications.show({
+          title: 'Error',
+          message: 'Failed to rename file',
+          color: 'red',
+        });
+        return false;
+      }
+    },
+    [currentWorkspace, autoCommit]
+  );
+
+  return {
+    handleSave,
+    handleDelete,
+    handleCreate,
+    handleUpload,
+    handleMove,
+    handleRename,
+  };
 };