weblica/lib/generator.js

One-click HTML/CSS/JS website generator

import fs from 'fs-extra';
import path from 'node:path';
import chalk from 'chalk';
import { fileURLToPath } from 'node:url';

const __dirname = path.dirname(fileURLToPath(import.meta.url));
const configPath = path.resolve(__dirname, '..', 'config.json');

export async function generate({ projectName, category, template }) {
  let config;
  try {
    config = JSON.parse(await fs.readFile(configPath, 'utf8'));
  } catch (err) {
    console.error(chalk.red('❌  Failed to load config.json'), err.message);
    process.exit(1);
  }

  const templateRoot = path.resolve(__dirname, '..', config.templateDir);
  const src = path.join(templateRoot, category, template);
  const dest = path.resolve(process.cwd(), projectName);

  if (!(await fs.pathExists(src))) {
    console.error(chalk.red(`❌  Template not found: ${src}`));
    process.exit(1);
  }

  if (await fs.pathExists(dest)) {
    console.error(chalk.red(`❌  Folder “${projectName}” already exists.`));
    process.exit(1);
  }

  console.log(chalk.blue('📦  Copying template…'));
  try {
    await fs.copy(src, dest);
  } catch (err) {
    console.error(chalk.red('❌  Copy failed'), err.message);
    process.exit(1);
  }

  // Replace {{WEBSITE_NAME}} everywhere
  try {
    const files = await fs.readdir(dest, { recursive: true });
    for (const file of files) {
      const full = path.join(dest, file);
      if ((await fs.stat(full)).isFile()) {
        let content = await fs.readFile(full, 'utf8');
        content = content.replace(/{{WEBSITE_NAME}}/g, projectName);
        await fs.writeFile(full, content, 'utf8');
      }
    }
  } catch (err) {
    console.error(chalk.red('❌  Failed to inject site name'), err.message);
    process.exit(1);
  }

  console.log(chalk.green(`✅  Created “${projectName}”`));
  console.log(chalk.gray(`cd ${projectName}`));
  console.log(chalk.gray('Serve with any static server (e.g. npx serve .)'));
}