legal-markdown-js/dist/cli/interactive/utils/file-input-helpers.js

Node.js implementation of LegalMarkdown for processing legal documents with markdown and YAML - Complete feature parity with Ruby version

/**
 * File input helper functions for Interactive CLI
 *
 * Shared utilities for file selection and browsing across different
 * interactive CLI components.
 *
 * @module
 */
import { select, input } from '@inquirer/prompts';
import * as path from 'path';
import * as fs from 'fs';
import chalk from 'chalk';
import { scanDirectory, isValidFile } from './file-scanner.js';
import { formatWarningMessage } from './format-helpers.js';
/** Option for manual path entry */
const MANUAL_OPTION = '📝 Enter path manually...';
/** Option for exiting the application */
const EXIT_OPTION = '❌ Exit';
/**
 * Handle browsing to a different folder
 */
export async function handleBrowseFolder() {
    const folderPath = await input({
        message: 'Enter folder path to browse:',
        // Use cwd as default to allow full filesystem navigation flexibility
        // (differs from RESOLVED_PATHS.DEFAULT_INPUT_DIR to provide broader access)
        default: process.cwd(),
        validate: value => {
            const resolvedPath = path.resolve(value);
            try {
                if (!fs.existsSync(resolvedPath)) {
                    return 'Folder does not exist';
                }
                if (!fs.statSync(resolvedPath).isDirectory()) {
                    return 'Path is not a directory';
                }
                return true;
            }
            catch {
                return 'Invalid folder path';
            }
        },
    });
    const resolvedPath = path.resolve(folderPath);
    console.log(chalk.cyan(`🔍 Searching for files in: ${resolvedPath}\\n`));
    const files = scanDirectory(resolvedPath, resolvedPath);
    if (files.length === 0) {
        console.log(formatWarningMessage('No supported files found in this directory.'));
        return await handleManualInput();
    }
    const choices = [
        ...files.map(file => ({
            name: file.name,
            value: file.path,
        })),
        { name: MANUAL_OPTION, value: MANUAL_OPTION },
        { name: EXIT_OPTION, value: EXIT_OPTION },
    ];
    const selectedFile = await select({
        message: 'Select an input file:',
        choices,
    });
    if (selectedFile === MANUAL_OPTION) {
        return await handleManualInput();
    }
    if (selectedFile === EXIT_OPTION) {
        console.log(chalk.yellow('👋 Goodbye!'));
        process.exit(0);
    }
    return selectedFile;
}
/**
 * Handle manual file path input
 */
export async function handleManualInput() {
    const filePath = await input({
        message: 'Enter file path:',
        validate: value => {
            if (!value.trim()) {
                return 'File path is required';
            }
            const resolvedPath = path.resolve(value.trim());
            if (!isValidFile(resolvedPath)) {
                return 'File does not exist or is not readable';
            }
            const ext = path.extname(resolvedPath).toLowerCase();
            const supportedExts = ['.md', '.markdown', '.txt'];
            if (!supportedExts.includes(ext)) {
                return `Unsupported file type. Supported: ${supportedExts.join(', ')}`;
            }
            return true;
        },
    });
    return path.resolve(filePath.trim());
}
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