complete all parts

src/main/java/Main.java

@@ -15,15 +15,26 @@ public class Main {
         }
         Scanner scanner = new Scanner(input);
 
-        // TODO:
-        // - Read each line from products.csv
-        // - For each line, parse productId, name, and price
-        // - The format of the file is like this:
-        //      [productId],[name],[price]
-        // - Store Product objects in the productCatalog ArrayList
-
-        // NOTE
-        // - The data in products.csv is guaranteed to be valid.
+        while (scanner.hasNextLine())
+        {
+            String line = scanner.nextLine();
+            String[] parts = line.split(",");
+            if(parts.length == 3)
+            {
+                try
+                {
+                int id = Integer.parseInt(parts[0]);
+                String name = parts[1];
+                double price = Double.parseDouble(parts[2]);
+                productCatalog.add(new Product(id, name, price));
+                }
+                catch (NumberFormatException e)
+                {
+                    System.err.println("Invalid format in products.csv: " + line);
+                }
+            }
+        }
+        scanner.close();
     }
 
     public static void main(String[] args)