product-api: java bean validation exercise sol

Author: mama-samba-braima

src/main/java/com/amigoscode/product/ProductController.java

@@ -39,7 +39,7 @@ public UUID saveProduct(@RequestBody @Valid NewProductRequest product) {
 
     @PutMapping("{id}")
     public void updateProduct(@PathVariable UUID id,
-                              @RequestBody UpdateProductRequest request) {
+                              @RequestBody @Valid UpdateProductRequest request) {
         productService.updateProduct(id, request);
     }
 }

src/main/java/com/amigoscode/product/UpdateProductRequest.java

@@ -1,12 +1,33 @@
 package com.amigoscode.product;
 
+import jakarta.validation.constraints.DecimalMin;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Size;
+
 import java.math.BigDecimal;
 
 public record UpdateProductRequest(
+        @Size(
+                min = 2,
+                max = 50,
+                message = "Name must be between 2 and 50 characters"
+        )
         String name,
+
+        @Size(
+                min = 5,
+                max = 500,
+                message = "Description must be between 5 and 500 characters"
+        )
         String description,
+
         String imageUrl,
+
+        @DecimalMin(value = "0.1", message = "Price must be greater than 0.1")
         BigDecimal price,
+
+        @Min(value = 1, message = "Min Stock Level is 1")
         Integer stockLevel
 ) {
 }