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  /**
   * Updates the version combo box in the specified {@link VersionGroupBox}.
   *
   * <p>It populates the {@link javax.swing.JComboBox} with available versions retrieved from a JSON
   * resource file and sets the currently selected version from the configuration file as the
   * selected item.
   *
   * @param vgb the {@link VersionGroupBox} that contains the {@link javax.swing.JComboBox} to be
   *     updated
   */
  public static void updateVersionComboBox(VersionGroupBox vgb) {
    versionMap = new HashMap<>();

    DefaultComboBoxModel<String> defaultComboBoxModel = new DefaultComboBoxModel<>();

    String fileName = "assets/versions.json";
    URL fileUrl = LauncherOptionsUtils.class.getClassLoader().getResource(fileName);

    InputStream is =
        Optional.ofNullable(
                LauncherOptionsUtils.class.getClassLoader().getResourceAsStream(fileName))
            .orElseThrow(() -> new NullPointerException("is cannot be null"));
    try (BufferedReader br =
        new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8))) {
      JSONObject json = new JSONObject(br.lines().collect(Collectors.joining()));
      List<String> oldLegacy =
          Collections.unmodifiableList(
              Arrays.asList("legacy_beta", "legacy_alpha", "legacy_infdev"));
      List<String> legacy = Collections.singletonList("legacy_release");
      legacy.forEach(
          version -> {
            JSONArray versionArray = json.getJSONArray(version);
            IntStream.range(0, versionArray.length())
                .mapToObj(versionArray::getJSONObject)
                .sorted(
                    (o1, o2) -> {
                      String v1 = o1.getString("versionId");
                      String v2 = o2.getString("versionId");
                      return -compareVersionIds(v1, v2);
                    })
                .collect(Collectors.toList())
                .forEach(
                    o -> {
                      String versionId = o.getString("versionId");
                      String versionName = o.getString("versionName");

                      versionMap.put(versionName, versionId);
                      defaultComboBoxModel.addElement(versionName);
                    });
          });
      oldLegacy.forEach(
          version -> {
            JSONArray versionArray = json.getJSONArray(version);
            IntStream.range(0, versionArray.length())
                .mapToObj(versionArray::getJSONObject)
                .sorted(
                    (o1, o2) -> {
                      String v1 = o1.getString("versionId");
                      String v2 = o2.getString("versionId");
                      return -compareVersionIds(v1, v2);
                    })
                .collect(Collectors.toList())
                .forEach(
                    o -> {
                      boolean showBetaVersionsSelected =
                          Boolean.parseBoolean(LauncherConfig.get(1).toString())
                              && Objects.equals(version, oldLegacy.get(0));
                      boolean showAlphaVersionsSelected =
                          Boolean.parseBoolean(LauncherConfig.get(2).toString())
                              && Objects.equals(version, oldLegacy.get(1));
                      boolean showInfdevVersionsSelected =
                          Boolean.parseBoolean(LauncherConfig.get(3).toString())
                              && Objects.equals(version, oldLegacy.get(2));
                      if (showBetaVersionsSelected
                          || showAlphaVersionsSelected
                          || showInfdevVersionsSelected) {
                        String versionId = o.getString("versionId");
                        String versionName = o.getString("versionName");

                        versionMap.put(versionName, versionId);
                        defaultComboBoxModel.addElement(versionName);
                      }
                    });
          });
    } catch (IOException ioe) {
      LOGGER.error("Cannot read {}", fileUrl, ioe);
    }

    Object selectedVersion = LauncherConfig.get(4);
    versionMap.entrySet().stream()
        .filter(entry -> entry.getValue().equals(selectedVersion))
        .findFirst()
        .ifPresent(entry -> defaultComboBoxModel.setSelectedItem(entry.getKey()));

    vgb.getVersionComboBox().setModel(defaultComboBoxModel);
  }