Created a coffee shop with coffee items and customers

pom.xml

@@ -13,5 +13,18 @@
         <maven.compiler.target>21</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>21</source>
+                    <target>21</target>
+                    <compilerArgs>--enable-preview</compilerArgs>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 
 </project>

src/main/java/org/codedifferently/CoffeeItem.java

@@ -0,0 +1,25 @@
+package org.codedifferently;
+import java.util.Scanner;
+public class CoffeeItem {
+    private String name;
+    private double price;
+
+    public CoffeeItem(String name, double price) {
+        this.name = name;
+        this.price = price;
+
+    }
+    public String getName() {
+        return name;
+
+
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+}

src/main/java/org/codedifferently/Customer.java

@@ -0,0 +1,32 @@
+package org.codedifferently;
+
+import java.util.Scanner;
+
+
+public class Customer {
+    private String name;
+    private String email;
+    private int drinksPurchased;
+
+    public Customer(String name, String email) {
+        this.name = name;
+        this.email = email;
+        this.drinksPurchased = 0;
+
+    }
+
+    public Customer() {
+        this("Guest", "N/a");
+    }
+
+    public String getName() {return name;}
+    public String getEmail() {return email;}
+    public int getDrinksPurchased() {return drinksPurchased;}
+
+    public void incrementDrinksPurchased() {drinksPurchased++;}
+
+    public boolean isEligibleForRewards() {return drinksPurchased != 0 && drinksPurchased % 5 == 0;}
+
+
+    }
+

src/main/java/org/codedifferently/Main.java

@@ -1,17 +1,171 @@
 package org.codedifferently;
 
+import java.util.Scanner;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Date;
+import java.text.SimpleDateFormat;
+
 //TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
 // click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
 public class Main {
     public static void main(String[] args) {
-        //TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
-        // to see how IntelliJ IDEA suggests fixing it.
-        System.out.printf("Hello and welcome!");
-
-        for (int i = 1; i <= 5; i++) {
-            //TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
-            // for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
-            System.out.println("i = " + i);
+        Scanner scanner = new Scanner(System.in);
+
+
+
+        CoffeeItem latte = new CoffeeItem("Latte", 4.50);
+        CoffeeItem cappuccino = new CoffeeItem("Cappuccino", 5.00);
+        CoffeeItem espresso = new CoffeeItem("Espresso", 3.00);
+
+
+        List<CoffeeItem> menu = new ArrayList<>();
+        menu.add(latte);
+        menu.add(cappuccino);
+        menu.add(espresso);
+
+        System.out.println("Enter customer name: ");
+        String name = scanner.nextLine();
+        System.out.println("Enter customer email: ");
+        String email = scanner.nextLine();
+
+        Customer customer = new Customer(name, email);
+
+
+        boolean shopOpen = true;
+        while (shopOpen) {
+
+
+            System.out.println("Welcome to Mani G's Cafe");
+            System.out.println("Menu");
+            for (int i = 0; i < menu.size(); i++) {
+                System.out.println(i + 1 + ". " + menu.get(i).getName() + "($" + menu.get(i).getPrice() + ")");
+            }
+
+            System.out.println("Enter the number of the drink you want to purchase (or 0 to exit):");
+
+            int choice = -1;
+            try {
+                choice = Integer.parseInt(scanner.nextLine());
+            } catch (NumberFormatException e) {
+                System.out.println("Invalid input. Please enter a number.");
+                continue;
+            }
+            if (choice == 0) {
+                shopOpen = false;
+
+                System.out.println("Shop is closing. Goodbye!");
+                continue;
+
+            }
+
+                if (choice < 1 || choice > menu.size()) {
+                    System.out.println("Invalid menu selection.");
+                    continue;
+
+                }
+
+                CoffeeItem selectedDrink = menu.get(choice - 1);
+                double priceToPay = selectedDrink.getPrice();
+                double originalItemPrice = selectedDrink.getPrice();
+
+                System.out.println("How many of this drink? ");
+                int qty;
+
+                try {
+                    qty = Integer.parseInt(scanner.nextLine());
+                } catch (NumberFormatException e) {
+                    System.out.println("Invalid input. Enter a whole number");
+                    continue;
+                }
+
+                if (qty <= 0) {
+                    System.out.println("Quantity must be at least 1");
+                    continue;
+                }
+
+                double unitPrice = selectedDrink.getPrice();
+                double subtotal = unitPrice * qty;
+
+                boolean rewardsApplied = false;
+                double discount = 0.0;
+
+                if (customer.isEligibleForRewards()) {
+                    rewardsApplied = true;
+                    discount = unitPrice;
+                }
+
+                double total = Math.max(0, subtotal - discount);
+
+                boolean bonusPoint = subtotal > 20;
+
+                int paidDrinks = qty - (rewardsApplied ? 1 : 0);
+                for (int i = 0; i < paidDrinks; i++) {
+                    customer.incrementDrinksPurchased();
+                }
+
+                if (bonusPoint) {
+                    customer.incrementDrinksPurchased();
+                }
+
+
+            System.out.println("\n===========RECEIPT============");
+            System.out.println("Customer " + customer.getName());
+            System.out.println("Item: " + selectedDrink.getName());
+            System.out.println("Unit Price: $%.2f%n"+ unitPrice);
+            System.out.println("Quantity: " + qty);
+            System.out.println("Subtotal: $%.2f%n" + subtotal);
+
+            if (rewardsApplied){
+                System.out.println("Reward Discount(1 free): -$%.2f%n" + discount);
+            }
+
+            if (rewardsApplied) {
+                System.out.println("TOTAL: -$%.2f%n" + total);
+
+                if (bonusPoint) {
+                    System.out.println("Golden Ticket: +1 bonus point (Spent over $20)");
+                }
+
+                System.out.println("Drinks toward reward: " + (customer.getDrinksPurchased() % 5));
+                System.out.println("====================\n");
+            }
+
+
+
+
+                System.out.println("Customer: " + customer.getName() + " | Drinks toward reward: " + (customer.getDrinksPurchased() % 5));
+
+                boolean rewardApplied = false;
+
+                if (customer.isEligibleForRewards()) {
+
+                    System.out.println("CONGRATS! Reward reached. Next drink is on us!");
+                    priceToPay = 0.0;
+                    rewardApplied = true;
+                }
+
+                boolean getBonusPoint = false;
+                if (originalItemPrice > 20) {
+                    System.out.println("Congratulations! You get a bonus point for spending over $20");
+                    customer.incrementDrinksPurchased();
+                    getBonusPoint = true;
+                }
+
+                System.out.println(customer.getName() + " purchased a " + selectedDrink.getName() + "($" +
+                        String.format("%.2f", priceToPay) + ")");
+
+                    customer.incrementDrinksPurchased();
+
+
+
+
+
+                }
+
+
+            }
         }
-    }
-}
+
+
+