From 2d4dbbd02347d28d2d5902adcef710837ed15b79 Mon Sep 17 00:00:00 2001
From: ricardo051199 <jesus.pelaez@primefactorsolutions.com>
Date: Wed, 2 Oct 2024 16:06:59 -0400
Subject: [PATCH] Coreccion cambios ver documento

---
 .../views/DocumentView.java                   | 45 +++++++++++--------
 1 file changed, 27 insertions(+), 18 deletions(-)

diff --git a/src/main/java/com/primefactorsolutions/views/DocumentView.java b/src/main/java/com/primefactorsolutions/views/DocumentView.java
index b854b7e..49c44a3 100644
--- a/src/main/java/com/primefactorsolutions/views/DocumentView.java
+++ b/src/main/java/com/primefactorsolutions/views/DocumentView.java
@@ -8,7 +8,6 @@ import com.primefactorsolutions.service.EmployeeService;
 import com.vaadin.flow.component.Component;
 import com.vaadin.flow.component.button.Button;
 import com.vaadin.flow.component.combobox.ComboBox;
-import com.vaadin.flow.component.html.H2;
 import com.vaadin.flow.component.notification.Notification;
 import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
 import com.vaadin.flow.component.textfield.TextField;
@@ -40,7 +39,6 @@ import java.io.InputStream;
 @PageTitle("Document")
 @Route(value = "/documents/:documentId?/:action?", layout = MainLayout.class)
 public class DocumentView extends BeanValidationForm<Document> implements HasUrlParameter<String> {
-    private final H2 title = new H2("Edit Documents");
     private final TextField fileName = new TextField("Document Name");
     private final ComboBox<DocumentType> documentType = new ComboBox<>("Document Type");
     private final ComboBox<Employee> employeeComboBox = new ComboBox<>("Employee");
@@ -53,6 +51,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
     private Button saveButton;
     private Button viewDocumentButton;
 
+
     public DocumentView(final DocumentService documentService,
                         final EmployeeService employeeService,
                         final AuthenticationContext authContext) {
@@ -131,8 +130,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
                 ui.getPage().open(registration.getResourceUri().toString());
             });
         } catch (IOException e) {
-            e.printStackTrace();
-            Notification.show("Error al leer el archivo.");
+            Notification.show("Error reading file.");
         }
     }
 
@@ -198,30 +196,40 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
         fileUploaded = true;
     }
 
-    private void handleUploadSuccess() {
-        fileUploaded = true;
-        Notification.show("File uploaded successfully.");
-        viewDocumentButton.setEnabled(true);
-    }
-
-    private void handleFileRemoval() {
-        fileUploaded = false;
-        Notification.show("File removed.");
-        viewDocumentButton.setEnabled(false);
-        uploadButton.setReceiver(new MemoryBuffer());
+    private void updateSaveButtonState() {
+        boolean isModified = !fileName.getValue().equals(getEntity().getFileName())
+                || documentType.getValue() != getEntity().getDocumentType()
+                || employeeComboBox.getValue() != getEntity().getEmployee()
+                || fileUploaded;
+        saveButton.setEnabled(isModified);
     }
 
     private void configureComponents() {
         setFileNameProperties();
         setDocumentTypeProperties();
         setEmployeeComboBoxProperties();
+        fileName.addValueChangeListener(e -> updateSaveButtonState());
+        documentType.addValueChangeListener(e -> updateSaveButtonState());
+        employeeComboBox.addValueChangeListener(e -> updateSaveButtonState());
+        uploadButton.addSucceededListener(e -> updateSaveButtonState());
+        uploadButton.getElement().addEventListener("file-remove", event -> updateSaveButtonState());
     }
 
     private void configureUploadButton() {
         uploadButton.setMaxFiles(1);
         uploadButton.setAcceptedFileTypes(".pdf");
-        uploadButton.addSucceededListener(event -> handleUploadSuccess());
-        uploadButton.getElement().addEventListener("file-remove", event -> handleFileRemoval());
+        uploadButton.addSucceededListener(event -> {
+            fileUploaded = true;
+            Notification.show("File uploaded successfully.");
+            viewDocumentButton.setEnabled(true);
+            updateSaveButtonState();
+        });
+        uploadButton.getElement().addEventListener("file-remove", event -> {
+            fileUploaded = false;
+            Notification.show("File removed.");
+            viewDocumentButton.setEnabled(false);
+            updateSaveButtonState();
+        });
     }
 
     private void configureViewOrEditAction(final String action, final String documentIdString) {
@@ -245,6 +253,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
         if ("new".equals(action)) {
             setEntityWithEnabledSave(new Document());
         } else {
+            assert documentIdString != null;
             UUID documentId = UUID.fromString(documentIdString);
             Document document = documentService.getDocument(documentId);
             setEntity(document);
@@ -259,6 +268,6 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
         HorizontalLayout buttonLayout = new HorizontalLayout();
         buttonLayout.add(uploadButton, createViewDocumentButton());
         buttonLayout.setSpacing(true);
-        return List.of(title, fileName, documentType, employeeComboBox, buttonLayout, createCloseButton());
+        return List.of(fileName, documentType, employeeComboBox, buttonLayout, createCloseButton());
     }
 }