public void actionPerformed()

in src/main/java/actions/MakeCoffeeAction.java [17:85]
63 lines of code
6 McCabe index (conditional complexity)

  public void actionPerformed(@NotNull AnActionEvent event) {
    final Boolean isLicensed = CheckLicense.isLicensed();
    Frame frame = JOptionPane.getRootFrame();
    
    Object[] cities = {
      "Prague",
      "St. Petersburg",
      "Munich",
      "Moscow",
      "Novosibirsk",
      "Amsterdam",
      "Boston, MA",
      "Marlton, NJ",
      "Foster City, CA"
    };
    
    String city = (String)JOptionPane.showInputDialog(
      frame,
      "Please choose the city of your office:",
      "City",
      JOptionPane.PLAIN_MESSAGE,
      null,
      cities,
      "St. Petersburg"
    );

    if (city != null && city.length() > 0) {

      String[] coffeeTypes = {
        "Espresso",
        "Double Espresso",
        "Cappuccino",
        "Flat White",
        "Caffè Americano",
        "Caffè Latte",
        "Long Black",
        "Macchiato",
        "Caffè mocha",
        "Decaf Coffee",
        "Hot Chocolate",
        "Kakao",
        "Tea"
      };

      String coffeeType = (String) JOptionPane.showInputDialog(
        frame,
        "What kind of coffee would you prefer?",
        "Coffee",
        JOptionPane.PLAIN_MESSAGE,
        null,
        coffeeTypes,
        "Espresso"
      );

      if (coffeeType != null && coffeeType.length() > 0) {
        if (Boolean.TRUE.equals(isLicensed)) {
          final String message = "The " + coffeeType + " is being prepared in JetBrains " + city + " office.\n" +
            "Thank you and welcome to the JetBrains Marketplace!";
          JOptionPane.showMessageDialog(JOptionPane.getRootFrame(), message, TITLE, JOptionPane.INFORMATION_MESSAGE);
        }
        else {
          final String message = "Unfortunately, you have not obtain the license yet. We cannot prepare coffee for you.\n" +
            "Thank you and welcome to the JetBrains Marketplace!";
          JOptionPane.showMessageDialog(JOptionPane.getRootFrame(), message, TITLE, JOptionPane.INFORMATION_MESSAGE);
          CheckLicense.requestLicense("Please register our plugin!");
        }
      }
    }
  }