Add search by name

src/main/java/org/example/Main.java

@@ -45,16 +45,12 @@ public class Main {
     }
 
     public static ArrayList<String> readFile(String path) throws FileNotFoundException {
-
         ArrayList<String> lines = new ArrayList<>();
         Scanner sc = new Scanner(new File(path));
-
         while (sc.hasNextLine()) {
             lines.add(sc.nextLine());
         }
-
         sc.close();
-
         return lines;
     }
 }

src/main/java/org/example/Shop.java

@@ -2,7 +2,6 @@ package org.example;
 
 import java.util.HashMap;
 import java.util.List;
-import java.util.Set;
 
 public class Shop {
 
@@ -41,6 +40,19 @@ public class Shop {
         return null;
     }
 
+    public Product getProductByNameSearch(String name) {
+        Product foundProduct = null;
+        for (Product product : products.keySet()) {
+            if (product.name.toLowerCase().contains(name.toLowerCase())) {
+                if (foundProduct != null) {
+                    return null;
+                }
+                foundProduct = product;
+            }
+        }
+        return null;
+    }
+
     public List<Product> getProductList() {
         return products.keySet().stream().toList();
     }

src/main/java/org/example/TUI.java

@@ -29,7 +29,14 @@ public class TUI {
             case "checkout" -> checkout(null);
             case "list" -> listProducts(shop.products);
             case "cart" -> listCart(shop.getCart());
-            case "add" -> shop.addProductToCart(shop.getProductById(Integer.parseInt(tokens[1])));
+            case "add" -> {
+                try {
+                    shop.addProductToCart(shop.getProductById(Integer.parseInt(tokens[1])));
+                } catch (NumberFormatException e) {
+                    Product productByName = shop.getProductByNameSearch(tokens[1]);
+                    shop.addProductToCart(productByName);
+                }
+            }
             case "remove" -> shop.removeProductFromCart(shop.getProductById(Integer.parseInt(tokens[1])));
             case "set" ->
                     shop.setProductQuantityInCart(shop.getProductById(Integer.parseInt(tokens[1])), Integer.parseInt(tokens[2]));