!7

p-subst { autoRestart();
  fS listName = "List => Language", guessesList = listName + " | Guesses", confirmedList = listName + " | Confirmed";
  SS guesses = mechMapCI_leftArrows(guessesList);
  SS confirmed = mechMapCI_leftArrows(confirmedList);
  guesses = mapMinusKeysOfOtherMap(guesses, confirmed);
  
  final JTable table = showTable(guessesList, namedMap("List", "Language", mapSortedByValue(guesses));
  
  addToWindowWithMargin(table, jcenteredline(
    selectedRowCountTableButton(table, jbutton("Confirm Selected", r {
      S text = lines(map(selectedTableRowsData(table), func(L l) -> S {
        second(l) + " <= " + first(l)
      }));
      if (!swicOneOf(infoBoxAndReturn(botAppendToMechList_uniqCI(confirmedList, text)), "No change", "ERROR"))
        restart(); // TODO: just update table
    }))));
}