#30 Perfil de Usuario Administrativo - Añadir NUEVO Documento
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@ -87,4 +87,8 @@ public class EmployeeService {
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ldapTemplate.modifyAttributes(buildDn(employee), new ModificationItem[] {item});
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}
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public List<Employee> findAllEmployees() {
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return employeeRepository.findAll();
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}
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}
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@ -2,18 +2,16 @@ package com.primefactorsolutions.views;
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import com.primefactorsolutions.model.Document;
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import com.primefactorsolutions.model.DocumentType;
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import com.primefactorsolutions.model.Employee;
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import com.primefactorsolutions.service.DocumentService;
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import com.vaadin.flow.component.Component;
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import com.primefactorsolutions.service.EmployeeService;
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import com.vaadin.flow.component.button.Button;
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import com.vaadin.flow.component.dialog.Dialog;
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import com.vaadin.flow.component.html.Div;
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import com.vaadin.flow.component.combobox.ComboBox;
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import com.vaadin.flow.component.html.H2;
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import com.vaadin.flow.component.html.IFrame;
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import com.vaadin.flow.component.html.Main;
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import com.vaadin.flow.component.notification.Notification;
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import com.vaadin.flow.component.orderedlayout.FlexComponent;
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import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
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import com.vaadin.flow.component.orderedlayout.VerticalLayout;
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import com.vaadin.flow.component.textfield.TextField;
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import com.vaadin.flow.component.upload.Upload;
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import com.vaadin.flow.component.upload.receivers.MemoryBuffer;
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import com.vaadin.flow.router.PageTitle;
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@ -23,152 +21,129 @@ import jakarta.annotation.security.PermitAll;
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import org.springframework.context.annotation.Scope;
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import java.io.IOException;
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import java.util.Base64;
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import java.util.List;
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@SpringComponent
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@PermitAll
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@Scope("prototype")
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@PageTitle("Documents")
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@Route(value = "/documents/me", layout = MainLayout.class)
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public abstract class DocumentsView extends Main {
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private final DocumentService documentService;
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@Route(value = "/documents", layout = MainLayout.class)
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public class DocumentsView extends Main {
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private final TextField fileName = new TextField("Document Name");
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private final ComboBox<DocumentType> documentType = new ComboBox<>("Document Type");
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private final ComboBox<Employee> employeeComboBox = new ComboBox<>("Employee");
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private final MemoryBuffer buffer = new MemoryBuffer();
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private String lastUploadedFileName = null;
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private final Upload uploadButton = new Upload(buffer);
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private final DocumentService documentService;
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private final EmployeeService employeeService;
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private boolean fileUploaded = false;
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public DocumentsView(final DocumentService documentService) {
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public DocumentsView(final DocumentService documentService, final EmployeeService employeeService) {
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this.documentService = documentService;
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initializeLayout();
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this.employeeService = employeeService;
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initializeView();
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addComponents();
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}
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protected abstract void initializeLayout();
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protected HorizontalLayout createRow(
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final String title1,
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final DocumentType type1,
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final String title2,
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final DocumentType type2) {
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HorizontalLayout row = new HorizontalLayout();
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row.add(
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createDocumentSection(title1, type1),
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createDocumentSection(title2, type2)
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);
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return row;
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private void initializeView() {
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setFileNameProperties();
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setDocumentTypeProperties();
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setEmployeeComboBoxProperties();
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setUploadButtonProperties();
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}
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protected HorizontalLayout createRow(final String title1, final DocumentType type1) {
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HorizontalLayout row = new HorizontalLayout();
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row.add(createDocumentSection(title1, type1));
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return row;
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private void setFileNameProperties() {
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fileName.setWidthFull();
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}
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private Div createDocumentSection(final String title, final DocumentType documentType) {
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Div section = new Div();
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section.add(new H2(title));
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Upload upload = createUploadComponent();
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Button viewButton = createViewButton(documentType);
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Button saveButton = createSaveButton(viewButton, documentType);
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section.add(createLayout(upload),
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createLayout(viewButton, new Button("Edit"), saveButton),
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createAdditionalButtons());
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return section;
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private void setDocumentTypeProperties() {
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documentType.setItems(DocumentType.values());
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documentType.setWidthFull();
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}
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private Upload createUploadComponent() {
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Upload upload = new Upload(buffer);
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upload.setMaxFiles(1);
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upload.setAcceptedFileTypes(".pdf");
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upload.addSucceededListener(event -> handleUploadSuccess(event.getFileName()));
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return upload;
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private void setEmployeeComboBoxProperties() {
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List<Employee> employees = employeeService.findAllEmployees();
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employeeComboBox.setItems(employees);
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employeeComboBox.setItemLabelGenerator(employee -> employee.getFirstName() + " " + employee.getLastName());
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employeeComboBox.setWidthFull();
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}
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private Button createViewButton(final DocumentType documentType) {
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Button viewButton = new Button("View");
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viewButton.setEnabled(documentExists(documentType));
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viewButton.addClickListener(event -> viewDocument(documentType));
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return viewButton;
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private void setUploadButtonProperties() {
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uploadButton.setMaxFiles(1);
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uploadButton.setAcceptedFileTypes(".pdf");
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uploadButton.addSucceededListener(event -> handleUploadSuccess());
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}
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private Button createSaveButton(final Button viewButton, final DocumentType documentType) {
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private void addComponents() {
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H2 title = new H2("Edit Documents");
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Button saveButton = createSaveButton();
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Button closeButton = createCloseButton();
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HorizontalLayout buttonLayout = new HorizontalLayout(saveButton, closeButton);
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add(title, fileName, documentType, employeeComboBox, uploadButton, buttonLayout);
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}
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private Button createSaveButton() {
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Button saveButton = new Button("Save");
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saveButton.addClickListener(event -> saveFile(documentType, viewButton));
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saveButton.addClickListener(event -> saveDocument());
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return saveButton;
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}
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private void handleUploadSuccess(final String fileName) {
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lastUploadedFileName = fileName;
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Notification.show("File uploaded successfully");
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private Button createCloseButton() {
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Button closeButton = new Button("Close");
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closeButton.addClickListener(event -> closeForm());
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return closeButton;
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}
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private HorizontalLayout createLayout(final Component... components) {
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if (components.length != 1 && components.length != 3) {
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throw new IllegalArgumentException("This method only accepts 1 or 3 components.");
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}
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HorizontalLayout layout = new HorizontalLayout(components);
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layout.setJustifyContentMode(FlexComponent.JustifyContentMode.CENTER);
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return layout;
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private void handleUploadSuccess() {
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fileUploaded = true;
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Notification.show("File uploaded successfully.");
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}
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private HorizontalLayout createAdditionalButtons() {
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return createLayout(new Button("Print"), new Button("Download"), new Button("Delete"));
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}
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private void saveFile(final DocumentType documentType, final Button viewButton) {
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if (lastUploadedFileName == null) {
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Notification.show("Please upload a file first.");
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return;
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}
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try {
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byte[] content = buffer.getInputStream().readAllBytes();
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documentService.saveDocument(new Document(lastUploadedFileName, documentType, content));
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private void saveDocument() {
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if (isFormValid()) {
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Document document = createDocument();
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documentService.saveDocument(document);
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Notification.show("File saved successfully.");
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viewButton.setEnabled(true);
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clearForm();
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} else {
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Notification.show("Save failed: Please complete all fields and upload a file.");
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}
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}
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private boolean isFormValid() {
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return !fileName.isEmpty()
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&& documentType.getValue() != null
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&& employeeComboBox.getValue() != null
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&& fileUploaded;
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}
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private Document createDocument() {
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Document document = new Document();
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document.setFileName(fileName.getValue());
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document.setDocumentType(documentType.getValue());
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document.setFileData(readFileData());
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return document;
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}
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private byte[] readFileData() {
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try {
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return buffer.getInputStream().readAllBytes();
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} catch (IOException e) {
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Notification.show("Error saving file: " + e.getMessage());
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Notification.show("Error reading file data.");
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return new byte[0];
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}
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}
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private boolean documentExists(final DocumentType documentType) {
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return documentService.getAllDocuments().stream()
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.anyMatch(doc -> doc.getDocumentType() == documentType);
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private void clearForm() {
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fileName.clear();
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documentType.clear();
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employeeComboBox.clear();
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fileUploaded = false;
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}
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private void viewDocument(final DocumentType documentType) {
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documentService.getAllDocuments().stream()
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.filter(doc -> doc.getDocumentType() == documentType)
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.findFirst()
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.ifPresentOrElse(this::showPdfDialog, () -> Notification.show("Document not found."));
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private void closeForm() {
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clearForm();
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}
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private void showPdfDialog(final Document document) {
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Dialog dialog = createDialog(document.getFileData());
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dialog.open();
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}
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private Dialog createDialog(final byte[] fileData) {
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Dialog dialog = new Dialog();
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dialog.setModal(true);
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dialog.setCloseOnEsc(true);
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dialog.setCloseOnOutsideClick(true);
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IFrame pdfFrame = new IFrame();
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pdfFrame.setSrc(createPdfResource(fileData));
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pdfFrame.setWidth("800px");
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pdfFrame.setHeight("600px");
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Button closeButton = new Button("Close", event -> dialog.close());
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VerticalLayout layout = new VerticalLayout(pdfFrame, closeButton);
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layout.setAlignItems(FlexComponent.Alignment.CENTER);
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dialog.add(layout);
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return dialog;
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}
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private String createPdfResource(final byte[] fileData) {
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return "data:application/pdf;base64," + Base64.getEncoder().encodeToString(fileData);
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}
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}
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@ -18,9 +18,7 @@ import com.vaadin.flow.theme.lumo.LumoUtility;
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import org.springframework.security.core.userdetails.UserDetails;
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import org.vaadin.lineawesome.LineAwesomeIcon;
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/**
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* The main view is a top-level placeholder for other views.
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*/
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public class MainLayout extends AppLayout {
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private final transient AuthenticationContext authContext;
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@ -81,8 +79,8 @@ public class MainLayout extends AppLayout {
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SideNavItem admin = new SideNavItem("Admin", MainView.class,
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LineAwesomeIcon.SUPERSCRIPT_SOLID.create());
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admin.addItem(new SideNavItem("Employees", EmployeeView.class,
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LineAwesomeIcon.USER_EDIT_SOLID.create()));
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// admin.addItem(new SideNavItem("Employees", EmployeeView.class,
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// LineAwesomeIcon.USER_EDIT_SOLID.create()));
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admin.addItem(new SideNavItem("Documents", DocumentsView.class,
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LineAwesomeIcon.FILE_ALT_SOLID.create()));
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