const bot = require('bbot');
const request = require('request');

bot.global.text(/(https?:\/\/[^ ,\)"]*)/ig, (b) => {
  // console.log(JSON.stringify(b.envelope.payload, null, 2));
  for (url of b.match) {
    // console.log(JSON.stringify(url, null, 2));
    if (!/(coa|pad)\.crapaud-fou\.org/.test(url)) {
      request(url, (err, res, body) => {
        if (!err) {
          var re = /<title[^>]*>([^<]*)<\/title>/gi;
          var match = re.exec(body);
          if (match && match[1]) {
            // b.respondEnvelope({ attachments: [] })
            // b.envelope.payload.quickReply({ attachments: [] });
            b.respond("[:link:](" + url + ") _" + match[1] + "_");
          }
        }
      });
    }
  }
}, {
  id: 'get-url-metadata'
});