var fs = require('fs');

function toTitleCase(str) {
  return str.replace(/\w\S*/g, function(txt){
    return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
  });
}

/* GET home page. */
function articles(request, response) {
  try {
    var articleList = fs.readdirSync('./articles');
    articleList.reverse();
    var contents = '';
    articleList.forEach(function(item) {
      var title = item.replace('.gmi', '').replace(/\-/g, ' ');
      title = toTitleCase(title);
      contents += `=> /articles/${item} ${title}\r\n`;
    });
    var articlesPage = `20 text/gemini\r\n\r\n# Articles by Uplink:SI\r\n=> / Home\r\nList of Articles:\r\n${contents}\r\n`;
    response.send(articlesPage);
  } catch (error) {
    response.error(51);
  }
  
}

function articles_item(request, response) {
  try {
    var article = fs.readFileSync('./articles/' + request.params.item);
    var articlePage = `20 text/gemini\r\n\r\n${article}\r\n\r\n=> /articles/ 📓Articles\r\n=> / 🏡Home\r\n`;
    response.send(articlePage);
  } catch (error) {
    response.error(51);
  }  
}
    
module.exports.articles = articles;
module.exports.articles_item = articles_item;