/** Decides whether the {@link #getCurrentPlayer()} is defeated or not. */
void checkIfCurrentPlayerIsDefeated() {
Client client = getCurrentPlayer();
if (client.isDefeated()) return;
// If the king is checked, go through all active figures and check if we can do any moves.
// If we can't do any moves the player is defeated
if (isKingChecked(client.getId())
&& getFigures()
.stream()
// Just the players figures
.filter(hexagonFigure -> hexagonFigure.getClient().getId().equals(client.getId()))
// Just non removed figures
.filter(hexagonFigure -> !hexagonFigure.isRemoved())
// Change type to a list of hexagon
.map(hexagonFigure -> hexagonFigure.getPossibleMovements(this))
// Convert list of list of hexagon to list of hexagon
.flatMap(Collection::stream)
.count()
== 0) client.setDefeated(true);
}
