import * as fs from 'fs/promises';
import { RenameSymbolArgs, LSPWorkspaceEdit } from '../types.js';
import { LSPClientManager } from '../lsp/client.js';
import { findWorkspaceRoot, applyWorkspaceEdit } from '../lsp/utils.js';
export async function renameSymbol(args: RenameSymbolArgs, clientManager: LSPClientManager) {
const { file, line, character = 0, newName, language = 'typescript' } = args;
const workspaceRoot = findWorkspaceRoot(file);
try {
const client = await clientManager.getOrCreateLSPClient(language, workspaceRoot);
// Open the file
const content = await fs.readFile(file, 'utf-8');
await clientManager.sendLSPNotification(client, 'textDocument/didOpen', {
textDocument: {
uri: `file://${file}`,
languageId: language,
version: 1,
text: content,
},
});
const workspaceEdit = await clientManager.sendLSPRequest(client, 'textDocument/rename', {
textDocument: { uri: `file://${file}` },
position: { line: line - 1, character },
newName,
});
if (workspaceEdit) {
const edit = workspaceEdit as LSPWorkspaceEdit;
await applyWorkspaceEdit(edit);
const changedFiles = Object.keys(edit.changes || {});
return {
content: [
{
type: 'text',
text: `Successfully renamed symbol to '${newName}' across ${changedFiles.length} files`,
},
],
};
} else {
throw new Error('No workspace edit returned from LSP server');
}
} catch (error) {
throw new Error(`Failed to rename symbol: ${error instanceof Error ? error.message : String(error)}`);
}
}
