create-pocketflow/bin/cli.js

CLI tool to create PocketFlow projects

#!/usr/bin/env node

const path = require('path');
const fs = require('fs-extra');
const chalk = require('chalk');
const inquirer = require('inquirer');
const { program } = require('commander');

program
    .name('create-pocketflow')
    .description('Create a new PocketFlow project')
    .argument('[project-directory]', 'Project directory name')
    .action(async (projectDir) => {
        try {
            // Ask for project name if not provided
            if (!projectDir) {
                const answers = await inquirer.prompt([
                    {
                        type: 'input',
                        name: 'projectDir',
                        message: 'What is your project named?',
                        default: 'my-pocketflow-app'
                    }
                ]);
                projectDir = answers.projectDir;
            }

            const targetDir = path.resolve(process.cwd(), projectDir);

            // Check if directory exists
            if (fs.existsSync(targetDir)) {
                const { overwrite } = await inquirer.prompt([
                    {
                        type: 'confirm',
                        name: 'overwrite',
                        message: `Directory ${projectDir} already exists. Do you want to overwrite it?`,
                        default: false
                    }
                ]);

                if (!overwrite) {
                    console.log(chalk.red('Operation cancelled'));
                    process.exit(1);
                }

                await fs.remove(targetDir);
            }

            // Create project directory
            await fs.ensureDir(targetDir);

            // Copy template
            const templateDir = path.resolve(__dirname, '../template/typescript');
            console.log(chalk.blue(`Creating a new PocketFlow project in ${chalk.green(targetDir)}...`));

            await fs.copy(templateDir, targetDir);

            // Update package.json in the new project
            const pkgJsonPath = path.join(targetDir, 'package.json');
            const pkgJson = await fs.readJson(pkgJsonPath);
            pkgJson.name = projectDir.toLowerCase().replace(/\s+/g, '-');
            await fs.writeJson(pkgJsonPath, pkgJson, { spaces: 2 });

            console.log();
            console.log(chalk.green('Success!'), 'Created', chalk.cyan(projectDir), 'at', chalk.cyan(targetDir));
            console.log();
            console.log('Inside that directory, you can run several commands:');
            console.log();
            console.log(chalk.cyan('  npm install'));
            console.log('    Install the dependencies');
            console.log();
            console.log(chalk.cyan('  npm run dev'));
            console.log('    Starts the development server');
            console.log();
            console.log('We suggest that you begin by typing:');
            console.log();
            console.log(chalk.cyan('  cd'), projectDir);
            console.log(chalk.cyan('  npm install'));
            console.log(chalk.cyan('  npm run dev'));
            console.log();
            console.log('Happy coding!');

        } catch (error) {
            console.error(chalk.red('Error:'), error.message);
            process.exit(1);
        }
    });

program.parse(process.argv);