Optimize CreateGame view creation and manage errors of integer in a field

src/main/java/client/main/controller/FXCreateGame.java

 package main.java.client.main.controller;
 
 import javafx.fxml.Initializable;
+import javafx.scene.Node;
 import javafx.scene.control.Button;
 import javafx.scene.control.TextField;
 import main.java.client.ClientApp;
@@ -45,6 +46,9 @@ public class FXCreateGame implements Initializable {
     @FXML
     private Text errorFields;
 
+    @FXML
+    private Text errorFieldsInteger;
+
 
     public FXCreateGame(){
         this.model = ClientApp.mainCore.getFX().getModel();
@@ -60,6 +64,9 @@ public class FXCreateGame implements Initializable {
         errorFields.setVisible(false);
         errorFields.setFill(Color.RED);
 
+        errorFieldsInteger.setVisible(false);
+        errorFieldsInteger.setFill(Color.RED);
+
         chatCombo.getItems().setAll("Oui", "Non");
         chatCombo.getSelectionModel().selectedItemProperty().addListener(
                 new ChangeListener<String>() {
@@ -103,6 +110,7 @@ public class FXCreateGame implements Initializable {
                 createGame();
                 break;
             case "createGameButtonClose":
+                this.stage = (Stage)((Node)e.getSource()).getScene().getWindow();
                 FXHome fxHome = new FXHome();
                 fxHome.initialize("../fxml/home.fxml", this.stage);
                 break;
@@ -132,9 +140,13 @@ public class FXCreateGame implements Initializable {
 
             System.out.println(chat + " " + spectators + " " + colorWhite + " " + limitMove);
             ClientApp.mainCore.getMainToData().newGame(userLight, spectators, chat, colorWhite, limitMove, scene);
+        } catch (NumberFormatException e) {
+            errorFieldsInteger.setVisible(true);
         } catch (Exception e) {
             if (this.chatCombo.getValue() == null || this.spectatorsCombo.getValue() == null || this.colorCombo.getValue() == null || this.createGameTextFieldLimitMove.getText().trim().isEmpty()){
                 errorFields.setVisible(true);
+            } else {
+                System.out.println(e);
             }
         }
 

src/main/java/client/main/controller/FXHome.java

 package main.java.client.main.controller;
 
+import javafx.scene.Node;
+import javafx.scene.Parent;
 import javafx.scene.layout.Border;
 import main.java.client.ClientApp;
 import main.java.client.main.model.MainApplicationModel;
@@ -67,11 +69,11 @@ public class FXHome {
                 fxProfileConsult.initialize("../fxml/viewProfile.fxml", this.stage);
                 break;
             case "homeButtonCreateGame":
-                BorderPane layout = FXMLLoader.load(
-                        new URL(FXHome.class.getResource("../fxml/createGame.fxml").toExternalForm())
-                );
-                stage.setScene(new Scene(layout));
-                stage.show();
+                FXMLLoader loader = new FXMLLoader(getClass().getResource("../fxml/createGame.fxml"));
+                Parent padre = loader.load();
+                Scene switcher = new Scene(padre);
+                this.stage = (Stage)((Node)e.getSource()).getScene().getWindow();
+                this.stage.setScene(switcher);
                 break;
             case "homeDeconnection":
                 FXConnection fxConnection = new FXConnection();

src/main/java/client/main/fxml/createGame.fxml

@@ -7,11 +7,8 @@
 <?import javafx.scene.shape.Rectangle?>
 <?import javafx.scene.text.Font?>
 <?import javafx.scene.text.Text?>
-<?import javafx.scene.control.Label?>
 <?import javafx.scene.control.TextField?>
 <?import javafx.scene.control.ComboBox?>
-<?import java.lang.String?>
-<?import javafx.collections.FXCollections?>
 
 
 
@@ -57,6 +54,7 @@
             <Text layoutX="51.0" layoutY="233.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Limite de coups" />
             <TextField fx:id="createGameTextFieldLimitMove" layoutX="51.0" layoutY="243.0" />
             <Text text="* Un ou plusieurs des champs sont vides" fx:id="errorFields" layoutX="51.0" layoutY="313.0" />
+            <Text text="* Le champ 'Limite de coups' doit être un entier " fx:id="errorFieldsInteger" layoutX="51.0" layoutY="333.0" />
          </children>
       </Pane>
    </center>