@cyanheads/filesystem-mcp-server/dist/mcp-server/tools/setFilesystemDefault/setFilesystemDefaultLogic.js

A Model Context Protocol (MCP) server for platform-agnostic file capabilities, including advanced search and replace, and directory tree traversal

import { z } from 'zod';
import { serverState } from '../../state.js'; // Import the server state
// Define the input schema using Zod for validation
export const SetFilesystemDefaultInputSchema = z.object({
    path: z.string().min(1, 'Path cannot be empty')
        .describe('The absolute path to set as the default for resolving relative paths during this session.'),
});
/**
 * Sets the default filesystem path for the current session.
 *
 * @param {SetFilesystemDefaultInput} input - The input object containing the absolute path.
 * @param {RequestContext} context - The request context for logging and error handling.
 * @returns {Promise<SetFilesystemDefaultOutput>} A promise that resolves with a success message and the new default path.
 * @throws {McpError} Throws McpError if the path is invalid or not absolute.
 */
export const setFilesystemDefaultLogic = async (input, context) => {
    const { path: newPath } = input;
    // The validation (absolute check, sanitization) happens within serverState.setDefaultFilesystemPath
    serverState.setDefaultFilesystemPath(newPath, context);
    const currentPath = serverState.getDefaultFilesystemPath();
    return {
        message: `Default filesystem path successfully set to: ${currentPath}`,
        currentDefaultPath: currentPath,
    };
};