methods1

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package javaapplication4;
import javax.swing.JOptionPane;



public class JavaApplication4 {
    public static int i = 1;
    public static int stockIphone = 10;
    public static int stockSamsung = 8;
    public static int stockHuawei = 10;
    public static int stockOnePlus = 5;

    public static void main(String[] args) {
        for(i = 1; i <= 10; i++){
       String[] ticketButtons = {"Iphone 11 - $1500", "Samsung S10 - $800", "Huawei P30 Pro - $850", "One Plus 7 Pro - $650", "Skip"};
        int phoneType = JOptionPane.showOptionDialog(null, "Please select the phone you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, ticketButtons, ticketButtons[2]);
        int warning = warningMessage("");



        if(phoneType==0){
            if(stockIphone == 10){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 9){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8", "9"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 8){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 7){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 6){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 5){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 4){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 3){

                String[] phoneButtons = {"Cancel", "1", "2", "3"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 2){

                String[] phoneButtons = {"Cancel", "1", "2"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);


            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 1){

                String[] phoneButtons = {"Cancel", "1"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockIphone -= phoneAmount;
            iPhone11(phoneAmount);
        }
            else if(stockIphone == 0){
                JOptionPane.showMessageDialog(null, "No More Iphone 11's remaining");
            }
        }



        else if(phoneType==1){
            if(stockSamsung == 10){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 9){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8", "9"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 8){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7", "8"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 7){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6", "7"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 6){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5", "6"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 5){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4", "5"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 4){

                String[] phoneButtons = {"Cancel", "1", "2", "3", "4"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 3){

                String[] phoneButtons = {"Cancel", "1", "2", "3"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 2){

                String[] phoneButtons = {"Cancel", "1", "2"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 1){

                String[] phoneButtons = {"Cancel", "1"};
            int phoneAmount = JOptionPane.showOptionDialog(null, "Please select the number of phones you would like to purchase: ", "phone selection",
            JOptionPane.WARNING_MESSAGE, 0, null, phoneButtons, phoneButtons[2]);

            stockSamsung -= howMany;
            SamsungS10(howMany);
        }
            else if(stockSamsung == 0){
               JOptionPane.showMessageDialog(null, "No more Samsung S10's Available");
        }

        else if(phoneType==2){
            stockHuawei -= howMany;
            HuaweiP30Pro(howMany);
        }
        else if(phoneType==3){
            stockOnePlus -= howMany;
            OnePlus7(howMany);
        }
        else if(phoneType==4){
            skip(warning);
        }
        else{
            JOptionPane.showMessageDialog(null, "Error, Try again");
            i -= 1;
        }
    }
        }
    }
    public static int getInt(String userMessage) {
        int num = Integer.parseInt(JOptionPane.showInputDialog(userMessage));
        return num;
    }

   public static double calculate(int quantity, double ticketPrice) {
       double amountPayable = quantity * ticketPrice;
       return amountPayable;
    }
    public static void showMessage(double answer) {
        JOptionPane.showMessageDialog(null,  "Please pay: " +answer);
    }
    public static int warningMessage(String userMessage){
        int skip = JOptionPane.showConfirmDialog(null, "Are you sure you want to be skipped");
                if (skip==JOptionPane.YES_OPTION){
                JOptionPane.showMessageDialog(null, "Skipped");
                }
                else if (skip==JOptionPane.NO_OPTION){
                    i -= 1;
                }
                return skip;
    }
    public static void iPhone11(int quantity) {
            double price = 1500;
            double answer;
            answer = calculate(quantity, price);
            showMessage(answer);
            System.out.println(stockIphone);
    }
    public static void SamsungS10(int quantity) {
            double price = 800;
            double answer;
            answer = calculate(quantity, price);
            showMessage(answer);
            System.out.println(stockSamsung);
    }
    public static void HuaweiP30Pro(int quantity) {
            double price = 850;
            double answer;
            answer = calculate(quantity, price);
            showMessage(answer);
    }
    public static void OnePlus7(int quantity) {
            double price = 650;
            double answer;
            answer = calculate(quantity, price);
            showMessage(answer);
    }

    public static void skip(int warning){

    }
}