create-nodejs-app-template/index.js

[](https://www.npmjs.com/package/create-nodejs-app-template) [](https://github.com/umairabbas786/create-nodej

#!/usr/bin/env node

const download = require("download-git-repo");
const path = require("path");
const fs = require("fs-extra");
const chalk = require("chalk");

const repoUrl = "direct:https://github.com/umairabbas786/create-nodejs-app-template.git#main";

// Get the project name from command-line arguments
let projectName = process.argv[2];

// Regular expression to validate camelCase format (no spaces, special characters, or underscores)
const isValidCamelCase = (name) => /^[a-z][a-zA-Z0-9]*$/.test(name);

// Ensure a project name is provided
if (!projectName) {
  console.error(chalk.red("\nError: Please provide a project name in camelCase format."));
  console.log(chalk.yellow("\nExample usage:"));
  console.log(chalk.green("  npx create-nodejs-app-template myProjectName\n"));
  process.exit(1);
}

// Validate project name format
if (!isValidCamelCase(projectName)) {
  console.error(chalk.red("\nError: Project name must be in camelCase format (e.g., myProjectName)."));
  console.log(chalk.yellow("Allowed: letters (a-z), capital letters (A-Z), and numbers (0-9)."));
  process.exit(1);
}

// Convert project name to lowercase
projectName = projectName.toLowerCase();

console.log(chalk.blue(`\nCreating a new Node.js app in "${projectName}"...`));

// Define target path
const targetPath = path.join(process.cwd(), projectName);

// Remove existing directory if it exists
if (fs.existsSync(targetPath)) {
  console.log(chalk.yellow(`\nDirectory ${projectName} already exists. Removing...`));
  fs.removeSync(targetPath);
}

// Download the template from the GitHub repository
download(repoUrl, targetPath, { clone: true }, (err) => {
  if (err) {
    console.error(chalk.red("Error downloading the template:"), err);
    process.exit(1);
  }

  console.log(chalk.green("\nProject setup complete!"));

  // Update the package.json with the correct project name and remove GitHub-related URLs
  const packageJsonPath = path.join(targetPath, "package.json");

  if (fs.existsSync(packageJsonPath)) {
    const packageJson = JSON.parse(fs.readFileSync(packageJsonPath, "utf8"));

    // Set the project name to lowercase
    packageJson.name = projectName;

    // Remove GitHub related fields
    delete packageJson.homepage;
    delete packageJson.bugs;
    delete packageJson.repository;

    fs.writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2));
    console.log(chalk.green("Updated project name and removed GitHub URLs in package.json."));
  }

  console.log(chalk.cyan(`\nNext steps:`));
  console.log(chalk.yellow(`\n cd ${projectName}`));
  console.log(chalk.yellow(` npm install`));
  console.log(chalk.yellow(` npm run dev`));
  console.log(chalk.cyan("\nHappy coding! 🚀\n"));
});