text: const path = require("path");
  const fs = require("fs");
  
  const templatesDir = path.resolve(__dirname, "./HTMLtemplates");
  
  const render = employees => {
      const html = [];
  
      html.push(...employees
          .filter(employee => employee.getRole() === "Manager")
          .map(manager => renderManager(manager))
      );
      html.push(...employees
          .filter(employee => employee.getRole() === "Engineer")
          .map(engineer => renderEngineer(engineer))
      );
      html.push(...employees
          .filter(employee => employee.getRole() === "Intern")
          .map(intern => renderIntern(intern))
      );
  
      return renderMain(html.join(""));
  
  };
  
  const renderManager = manager => {
      let template = fs.readFileSync(path.resolve(templatesDir, "manager.html"), "utf8");
      template = replacePlaceholders(template, "name", manager.getName());
      template = replacePlaceholders(template, "role", manager.getRole());
      template = replacePlaceholders(template, "email", manager.getEmail());
      template = replacePlaceholders(template, "id", manager.getId());
      template = replacePlaceholders(template, "officeNumber", manager.getOfficeNumber());
      return template;
  };
  
  const renderEngineer = engineer => {
      let template = fs.readFileSync(path.resolve(templatesDir, "engineer.html"), "utf8");
      template = replacePlaceholders(template, "name", engineer.getName());
      template = replacePlaceholders(template, "role", engineer.getRole());
      template = replacePlaceholders(template, "email", engineer.getEmail());
      template = replacePlaceholders(template, "id", engineer.getId());
      template = replacePlaceholders(template, "github", engineer.getGithub());
      return template;
  };
  
  const renderIntern = intern => {
      let template = fs.readFileSync(path.resolve(templatesDir, "intern.html"), "utf8");
      template = replacePlaceholders(template, "name", intern.getName());
      template = replacePlaceholders(template, "role", intern.getRole());
      template = replacePlaceholders(template, "email", intern.getEmail());
      template = replacePlaceholders(template, "id", intern.getId());
      template = replacePlaceholders(template, "school", intern.getSchool());
      return template;
  };
  
  const renderMain = html => {
      const template = fs.readFileSync(path.resolve(templatesDir, "main.html"), "utf8");
      return replacePlaceholders(template, "team", html);
  };
  
  const replacePlaceholders = (template, placeholder, value) => {
      const pattern = new RegExp("{{ " + placeholder + " }}", "gm");
      return template.replace(pattern, value);
  };
  
  module.exports = render;
  