blowback-context/dist/constants.js

MCP server that integrates with FE development server for Cursor

import crypto from 'crypto';
import fs from 'fs';
import os from 'os';
import path from 'path';
import { Logger } from './utils/logger.js';
// Get project root from environment variable or current working directory
const getProjectRoot = () => {
    if (process.env.PROJECT_ROOT) {
        const resolvedPath = path.resolve(process.env.PROJECT_ROOT);
        Logger.info(`Using PROJECT_ROOT from environment: ${resolvedPath}`);
        return resolvedPath;
    }
    const cwd = process.cwd();
    Logger.info(`No PROJECT_ROOT environment variable, using current directory: ${cwd}`);
    return cwd;
};
// Create random log directory path in temporary directory
const getLogDirectoryPath = () => {
    const tmpDir = os.tmpdir();
    const randomDirName = `mcp-${crypto.randomUUID().substring(0, 8)}`;
    const rootDir = path.join(tmpDir, randomDirName);
    const logsDir = path.join(rootDir, 'logs');
    // Create directory if it doesn't exist
    if (!fs.existsSync(rootDir)) {
        fs.mkdirSync(rootDir, { recursive: true });
        Logger.info(`Created temporary root directory: ${rootDir}`);
    }
    if (!fs.existsSync(logsDir)) {
        fs.mkdirSync(logsDir, { recursive: true });
        Logger.info(`Created logs directory: ${logsDir}`);
    }
    return { rootDir, logsDir };
};
// Get screenshots directory in project root
const getScreenshotsDirectory = () => {
    const projectRoot = getProjectRoot();
    const screenshotsDir = path.join(projectRoot, '.mcp_screenshot');
    // Create directory if it doesn't exist
    if (!fs.existsSync(screenshotsDir)) {
        fs.mkdirSync(screenshotsDir, { recursive: true });
        Logger.info(`Created screenshots directory: ${screenshotsDir}`);
    }
    return screenshotsDir;
};
// Global directory path constants
export const PROJECT_ROOT = getProjectRoot();
const dirs = getLogDirectoryPath();
export const TMP_DIRECTORY = dirs.rootDir;
export const LOG_DIRECTORY = dirs.logsDir;
export const SCREENSHOTS_DIRECTORY = getScreenshotsDirectory();
// Environment variable to enable base64 image responses
export const ENABLE_BASE64 = process.env.ENABLE_BASE64 === 'true' || process.env.ENABLE_BASE64 === '1';
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