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#30 Perfil de Usuario Administrativo - Añadir NUEVO Documento

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This commit is contained in:
jesus.pelaez 2024-09-24 12:30:03 -04:00
parent e349503fb4
commit 2caa878c07
3 changed files with 95 additions and 118 deletions
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4
src/main/java/com/primefactorsolutions/service/EmployeeService.java
View File

@ -87,4 +87,8 @@ public class EmployeeService {
ldapTemplate.modifyAttributes(buildDn(employee), new ModificationItem[] {item});
}
public List<Employee> findAllEmployees() {
return employeeRepository.findAll();
}
}

201
src/main/java/com/primefactorsolutions/views/DocumentsView.java
View File

@ -2,18 +2,16 @@ package com.primefactorsolutions.views;
import com.primefactorsolutions.model.Document;
import com.primefactorsolutions.model.DocumentType;
import com.primefactorsolutions.model.Employee;
import com.primefactorsolutions.service.DocumentService;
import com.vaadin.flow.component.Component;
import com.primefactorsolutions.service.EmployeeService;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.dialog.Dialog;
import com.vaadin.flow.component.html.Div;
import com.vaadin.flow.component.combobox.ComboBox;
import com.vaadin.flow.component.html.H2;
import com.vaadin.flow.component.html.IFrame;
import com.vaadin.flow.component.html.Main;
import com.vaadin.flow.component.notification.Notification;
import com.vaadin.flow.component.orderedlayout.FlexComponent;
import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
import com.vaadin.flow.component.orderedlayout.VerticalLayout;
import com.vaadin.flow.component.textfield.TextField;
import com.vaadin.flow.component.upload.Upload;
import com.vaadin.flow.component.upload.receivers.MemoryBuffer;
import com.vaadin.flow.router.PageTitle;
@ -23,152 +21,129 @@ import jakarta.annotation.security.PermitAll;
import org.springframework.context.annotation.Scope;
import java.io.IOException;
import java.util.Base64;
import java.util.List;
@SpringComponent
@PermitAll
@Scope("prototype")
@PageTitle("Documents")
@Route(value = "/documents/me", layout = MainLayout.class)
public abstract class DocumentsView extends Main {
private final DocumentService documentService;
@Route(value = "/documents", layout = MainLayout.class)
public class DocumentsView extends Main {
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");
private final MemoryBuffer buffer = new MemoryBuffer();
private String lastUploadedFileName = null;
private final Upload uploadButton = new Upload(buffer);
private final DocumentService documentService;
private final EmployeeService employeeService;
private boolean fileUploaded = false;
public DocumentsView(final DocumentService documentService) {
public DocumentsView(final DocumentService documentService, final EmployeeService employeeService) {
this.documentService = documentService;
initializeLayout();
this.employeeService = employeeService;
initializeView();
addComponents();
}
protected abstract void initializeLayout();
protected HorizontalLayout createRow(
final String title1,
final DocumentType type1,
final String title2,
final DocumentType type2) {
HorizontalLayout row = new HorizontalLayout();
row.add(
createDocumentSection(title1, type1),
createDocumentSection(title2, type2)
);
return row;
private void initializeView() {
setFileNameProperties();
setDocumentTypeProperties();
setEmployeeComboBoxProperties();
setUploadButtonProperties();
}
protected HorizontalLayout createRow(final String title1, final DocumentType type1) {
HorizontalLayout row = new HorizontalLayout();
row.add(createDocumentSection(title1, type1));
return row;
private void setFileNameProperties() {
fileName.setWidthFull();
}
private Div createDocumentSection(final String title, final DocumentType documentType) {
Div section = new Div();
section.add(new H2(title));
Upload upload = createUploadComponent();
Button viewButton = createViewButton(documentType);
Button saveButton = createSaveButton(viewButton, documentType);
section.add(createLayout(upload),
createLayout(viewButton, new Button("Edit"), saveButton),
createAdditionalButtons());
return section;
private void setDocumentTypeProperties() {
documentType.setItems(DocumentType.values());
documentType.setWidthFull();
}
private Upload createUploadComponent() {
Upload upload = new Upload(buffer);
upload.setMaxFiles(1);
upload.setAcceptedFileTypes(".pdf");
upload.addSucceededListener(event -> handleUploadSuccess(event.getFileName()));
return upload;
private void setEmployeeComboBoxProperties() {
List<Employee> employees = employeeService.findAllEmployees();
employeeComboBox.setItems(employees);
employeeComboBox.setItemLabelGenerator(employee -> employee.getFirstName() + " " + employee.getLastName());
employeeComboBox.setWidthFull();
}
private Button createViewButton(final DocumentType documentType) {
Button viewButton = new Button("View");
viewButton.setEnabled(documentExists(documentType));
viewButton.addClickListener(event -> viewDocument(documentType));
return viewButton;
private void setUploadButtonProperties() {
uploadButton.setMaxFiles(1);
uploadButton.setAcceptedFileTypes(".pdf");
uploadButton.addSucceededListener(event -> handleUploadSuccess());
}
private Button createSaveButton(final Button viewButton, final DocumentType documentType) {
private void addComponents() {
H2 title = new H2("Edit Documents");
Button saveButton = createSaveButton();
Button closeButton = createCloseButton();
HorizontalLayout buttonLayout = new HorizontalLayout(saveButton, closeButton);
add(title, fileName, documentType, employeeComboBox, uploadButton, buttonLayout);
}
private Button createSaveButton() {
Button saveButton = new Button("Save");
saveButton.addClickListener(event -> saveFile(documentType, viewButton));
saveButton.addClickListener(event -> saveDocument());
return saveButton;
}
private void handleUploadSuccess(final String fileName) {
lastUploadedFileName = fileName;
Notification.show("File uploaded successfully");
private Button createCloseButton() {
Button closeButton = new Button("Close");
closeButton.addClickListener(event -> closeForm());
return closeButton;
}
private HorizontalLayout createLayout(final Component... components) {
if (components.length != 1 && components.length != 3) {
throw new IllegalArgumentException("This method only accepts 1 or 3 components.");
}
HorizontalLayout layout = new HorizontalLayout(components);
layout.setJustifyContentMode(FlexComponent.JustifyContentMode.CENTER);
return layout;
private void handleUploadSuccess() {
fileUploaded = true;
Notification.show("File uploaded successfully.");
}
private HorizontalLayout createAdditionalButtons() {
return createLayout(new Button("Print"), new Button("Download"), new Button("Delete"));
}
private void saveFile(final DocumentType documentType, final Button viewButton) {
if (lastUploadedFileName == null) {
Notification.show("Please upload a file first.");
return;
}
try {
byte[] content = buffer.getInputStream().readAllBytes();
documentService.saveDocument(new Document(lastUploadedFileName, documentType, content));
private void saveDocument() {
if (isFormValid()) {
Document document = createDocument();
documentService.saveDocument(document);
Notification.show("File saved successfully.");
viewButton.setEnabled(true);
} catch (IOException e) {
Notification.show("Error saving file: " + e.getMessage());
clearForm();
} else {
Notification.show("Save failed: Please complete all fields and upload a file.");
}
}
private boolean documentExists(final DocumentType documentType) {
return documentService.getAllDocuments().stream()
.anyMatch(doc -> doc.getDocumentType() == documentType);
private boolean isFormValid() {
return !fileName.isEmpty()
&& documentType.getValue() != null
&& employeeComboBox.getValue() != null
&& fileUploaded;
}
private void viewDocument(final DocumentType documentType) {
documentService.getAllDocuments().stream()
.filter(doc -> doc.getDocumentType() == documentType)
.findFirst()
.ifPresentOrElse(this::showPdfDialog, () -> Notification.show("Document not found."));
private Document createDocument() {
Document document = new Document();
document.setFileName(fileName.getValue());
document.setDocumentType(documentType.getValue());
document.setFileData(readFileData());
return document;
}
private void showPdfDialog(final Document document) {
Dialog dialog = createDialog(document.getFileData());
dialog.open();
private byte[] readFileData() {
try {
return buffer.getInputStream().readAllBytes();
} catch (IOException e) {
Notification.show("Error reading file data.");
return new byte[0];
}
}
private Dialog createDialog(final byte[] fileData) {
Dialog dialog = new Dialog();
dialog.setModal(true);
dialog.setCloseOnEsc(true);
dialog.setCloseOnOutsideClick(true);
IFrame pdfFrame = new IFrame();
pdfFrame.setSrc(createPdfResource(fileData));
pdfFrame.setWidth("800px");
pdfFrame.setHeight("600px");
Button closeButton = new Button("Close", event -> dialog.close());
VerticalLayout layout = new VerticalLayout(pdfFrame, closeButton);
layout.setAlignItems(FlexComponent.Alignment.CENTER);
dialog.add(layout);
return dialog;
private void clearForm() {
fileName.clear();
documentType.clear();
employeeComboBox.clear();
fileUploaded = false;
}
private String createPdfResource(final byte[] fileData) {
return "data:application/pdf;base64," + Base64.getEncoder().encodeToString(fileData);
private void closeForm() {
clearForm();
}
}

8
src/main/java/com/primefactorsolutions/views/MainLayout.java
View File

@ -18,9 +18,7 @@ import com.vaadin.flow.theme.lumo.LumoUtility;
import org.springframework.security.core.userdetails.UserDetails;
import org.vaadin.lineawesome.LineAwesomeIcon;
/**
* The main view is a top-level placeholder for other views.
*/
public class MainLayout extends AppLayout {
private final transient AuthenticationContext authContext;
@ -81,8 +79,8 @@ public class MainLayout extends AppLayout {
SideNavItem admin = new SideNavItem("Admin", MainView.class,
LineAwesomeIcon.SUPERSCRIPT_SOLID.create());
admin.addItem(new SideNavItem("Employees", EmployeeView.class,
LineAwesomeIcon.USER_EDIT_SOLID.create()));
// admin.addItem(new SideNavItem("Employees", EmployeeView.class,
// LineAwesomeIcon.USER_EDIT_SOLID.create()));
admin.addItem(new SideNavItem("Documents", DocumentsView.class,
LineAwesomeIcon.FILE_ALT_SOLID.create()));