exponic/commands/generateController.js

A lightning-fast CLI for scaffolding Node.js and Express.js projects.

import chalk from 'chalk';
import fs from 'fs/promises';
import { basicControllerText } from '../contents/controller.js';
import {
  checkFileExisting,
  extensionToName,
  pathJoiner,
} from '../utils/helper.js';

export class GenerateController {
  constructor(program) {
    this.program = program;
  }

  generateBasicController() {
    this.program
      .command('controller')
      .description('Generate a new controller')
      .argument('<fileName>', 'Name of the file to generate')
      .action(async (fileName) => {
        const isExist = await checkFileExisting(fileName, 'controller');

        if (isExist) return console.log(chalk.red('File is already existing!'));

        console.log(
          chalk.magenta(
            `Generating a new controller: ${chalk.bold(fileName)}...`
          )
        );
        try {
          await fs.mkdir(pathJoiner('controllers'), { recursive: true });

          const filePath = `controllers/${extensionToName(
            fileName,
            'Controller'
          )}`;
          fs.writeFile(pathJoiner(filePath), basicControllerText(fileName));

          console.log(
            chalk.blue(
              `Controller ${chalk.bold(fileName)} has been created Successfully`
            )
          );
        } catch (err) {
          console.error(chalk.red(err.message));
        }
      });
  }
}