Re-format currency field in add/edit web forms

Signed-off-by: Pekka Helenius <fincer89@hotmail.com>

bookstore/src/main/java/com/fjordtek/bookstore/model/Book.java

@@ -11,9 +11,10 @@ import javax.validation.constraints.Size;
 import javax.validation.constraints.Pattern;
 import javax.validation.constraints.NotNull;
 
-import com.fjordtek.bookstore.validation.CurrentYear;
+import com.fjordtek.bookstore.annotation.CurrentYear;
 
 import org.springframework.format.annotation.NumberFormat;
+import org.springframework.format.annotation.NumberFormat.Style;
 
 //import java.sql.Timestamp;
 //import javax.validation.constraints.PastOrPresent; 
@@ -114,7 +115,7 @@ public class Book {
 			)
 	private String isbn;
 	
-	@NumberFormat(pattern = "#,###,###,###.##")
+	@NumberFormat(style = Style.NUMBER, pattern = "#,###.###")
 	@Digits(
 			integer = 3, fraction = 2,
 			message = "Invalid price, possibly too many decimals" 

bookstore/src/main/resources/templates/bookadd.html

@@ -37,7 +37,12 @@
     		</div>
     		<div class="form-group">
     			<label for="fname">Price</label>
-    			<input class="form-control" type="text" th:field="*{price}" placeholder="Book price"/>
+    			<div class="input-group mb-2">
+    				 <div class="input-group-prepend">
+    				 	<div class="input-group-text">€</div>
+    				 </div>
+    				<input class="form-control" type="text" th:field="*{price}" placeholder="Book price"/>
+    			</div>
     			<small class="form-text text-muted">Set book price</small>
     			<div class="alert alert-danger mt-2" th:if="${#fields.hasErrors('price')}" th:errors="*{price}">Invalid price</div>
     		</div>

bookstore/src/main/resources/templates/bookedit.html

@@ -36,8 +36,13 @@
     			<div class="alert alert-danger mt-2" th:if="${#fields.hasErrors('year')}" th:errors="*{year}">Invalid year</div>
     		</div>
     		<div class="form-group">
-    			<label for="BookPrice">Price</label><br>
-    			<input class="form-control" type="text" th:field="*{price}" placeholder="Book price"/>
+    			<label for="fname">Price</label>
+    			<div class="input-group mb-2">
+    				 <div class="input-group-prepend">
+    				 	<div class="input-group-text">€</div>
+    				 </div>
+    				<input class="form-control" type="text" th:field="*{price}" placeholder="Book price"/>
+    			</div>
     			<small class="form-text text-muted">Set book price</small>
     			<div class="alert alert-danger mt-2" th:if="${#fields.hasErrors('price')}" th:errors="*{price}">Invalid price</div>
     		</div>