Google Apps Script

amazonmailsToGoogleCalendar.gs

function myFunction() {
  var calendar = CalendarApp.getCalendarsByName('[a] delivery')[0],
      threads = GmailApp.search('from:versandbestaetigung@amazon.de'),
      msg, matchDate, matchProduct,
      months = [ 'jan', 'feb', 'mär', 'apr', 'mai', 'jun', 'jul', 'aug', 'sep', 'okt', 'nov', 'dez' ],
      delivDay, delivMonth, delivYear;
  Logger.log("Threads: " + threads.length);
  for (var x in threads) {
    Logger.log("Found thread: " + threads[x].getFirstMessageSubject());
    msg = threads[x].getMessages();
    matchDate = msg[0].getPlainBody().match(/Lieferung voraussichtlich:\s+\S+,\s*(\d+).*?(\w{3})/);
    delivYear = msg[0].getDate().getFullYear();
    if (matchDate !== null) {
      delivDay = matchDate[1];
      for (var i = 0; i < months.length; i++) {
        if (matchDate[2].toLowerCase() == months[i]) {
          delivMonth = i;
          break;
        }
      }
      if (delivMonth < new Date().getMonth()) delivYear++;
      matchProduct = msg[0].getPlainBody().match(/Einzelheiten Ihrer Lieferung:\s+(\S.*)\s*([\s\S]*?)===============/);
      if (matchProduct !== null) {
        Logger.log(matchProduct[1]);
        calendar.createAllDayEvent(
          matchProduct[1],
          new Date(delivYear, delivMonth, delivDay),
          { description: matchProduct[2] });
        msg[0].markRead().moveToTrash();
      }
    }
  }
}