From 85eabab106e1d7fa5e54165192509260716618c4 Mon Sep 17 00:00:00 2001
From: CPlaiz <treesarne@gmail.com>
Date: Sat, 13 Dec 2025 16:09:48 +0100
Subject: [PATCH] Add ShoppingCard

---
 src/main/java/org/example/ShoppingCart.java | 28 +++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 src/main/java/org/example/ShoppingCart.java

diff --git a/src/main/java/org/example/ShoppingCart.java b/src/main/java/org/example/ShoppingCart.java
new file mode 100644
index 0000000..e55bea7
--- /dev/null
+++ b/src/main/java/org/example/ShoppingCart.java
@@ -0,0 +1,28 @@
+package org.example;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+public class ShoppingCart {
+
+    HashMap<Product, Integer> products = new HashMap<>();
+
+    public void addProduct(Product product) {
+        int currentQuantity = products.getOrDefault(product, 0);
+        products.put(product, currentQuantity + 1);
+    }
+
+    public void removeProduct(Product product) {
+        int currentQuantity = products.getOrDefault(product, 0);
+        if (currentQuantity > 1) {
+            products.put(product, currentQuantity - 1);
+        } else {
+            products.remove(product);
+        }
+    }
+
+    public void clearProducts() {
+        products.clear();
+    }
+}