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#29 Perfil de Empleado Administrativo - LISTAR Documentos (correccion download, view, edit)

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This commit is contained in:
jesus.pelaez 2024-09-25 18:50:59 -04:00
parent f0b41743c7
commit 4241e7b52b
2 changed files with 37 additions and 22 deletions
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30
src/main/java/com/primefactorsolutions/views/DocumentView.java
View File

@ -42,6 +42,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
private final EmployeeService employeeService;
private final AuthenticationContext authContext;
private boolean fileUploaded = false;
private Button saveButton;
public DocumentView(final DocumentService documentService,
final EmployeeService employeeService,
@ -83,7 +84,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
}
protected Button createSaveButton() {
Button saveButton = new Button("Save");
saveButton = new Button("Save");
saveButton.addClickListener(event -> saveDocument());
return saveButton;
}
@ -110,13 +111,18 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
private void saveDocument() {
if (isFormValid()) {
Document document = createDocument();
Document document = getEntity(); // Obtenemos el documento actual del formulario
document.setFileName(fileName.getValue());
document.setDocumentType(documentType.getValue());
document.setEmployee(employeeComboBox.getValue());
document.setFileData(readFileData()); // Actualizamos el archivo si es necesario
authContext.getAuthenticatedUser(UserDetails.class).ifPresent(user -> {
String creator = user.getUsername();
document.setCreator(creator); // Asignar el nombre del creador al documento
document.setCreator(creator); // Asignar el nombre del creador al documento si corresponde
});
documentService.saveDocument(document);
documentService.saveDocument(document); // Guardamos el documento actualizado
Notification.show("File saved successfully.");
clearForm();
} else {
@ -155,6 +161,18 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
fileUploaded = false;
}
private void checkFormModifications() {
boolean hasModifications = !fileName.isEmpty()
&& documentType.getValue() != null
&& employeeComboBox.getValue() != null;
if (hasModifications || fileUploaded) {
saveButton.setEnabled(true);
} else {
saveButton.setEnabled(false);
}
}
@Override
public void setParameter(final BeforeEvent beforeEvent, final String action) {
@ -166,7 +184,8 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
} else {
UUID documentId = UUID.fromString(s);
var document = documentService.getDocument(documentId);
setEntityWithEnabledSave(document);
setEntity(document);
employeeComboBox.setValue(document.getEmployee());
if ("edit".equals(action) && !s.isEmpty()) {
setFieldsReadOnly(false);
@ -174,6 +193,7 @@ public class DocumentView extends BeanValidationForm<Document> implements HasUrl
setFieldsReadOnly(true);
}
}
checkFormModifications();
}
private void setFieldsReadOnly(final boolean option) {

29
src/main/java/com/primefactorsolutions/views/DocumentsListView.java
View File

@ -8,16 +8,20 @@ import com.primefactorsolutions.service.EmployeeService;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.combobox.ComboBox;
import com.vaadin.flow.component.grid.GridSortOrder;
import com.vaadin.flow.component.html.Anchor;
import com.vaadin.flow.component.html.Main;
import com.vaadin.flow.component.html.Span;
import com.vaadin.flow.data.provider.SortDirection;
import com.vaadin.flow.router.PageTitle;
import com.vaadin.flow.router.Route;
import com.vaadin.flow.server.StreamRegistration;
import com.vaadin.flow.server.StreamResource;
import com.vaadin.flow.spring.annotation.SpringComponent;
import jakarta.annotation.security.PermitAll;
import org.springframework.context.annotation.Scope;
import org.vaadin.firitin.components.grid.PagingGrid;
import java.io.ByteArrayInputStream;
import java.util.Base64;
import java.util.List;
@ -138,23 +142,14 @@ public class DocumentsListView extends Main {
}
private void downloadDocument(final Document document) {
String base64Data = Base64.getEncoder().encodeToString(document.getFileData());
String jsCode = "var byteCharacters = atob('" + base64Data + "');"
+ "var byteNumbers = new Array(byteCharacters.length);"
+ "for (var i = 0; i < byteCharacters.length; i++) {"
+ " byteNumbers[i] = byteCharacters.charCodeAt(i);"
+ "}"
+ "var byteArray = new Uint8Array(byteNumbers);"
+ "var blob = new Blob([byteArray], { type: 'application/pdf' });"
+ "var url = URL.createObjectURL(blob);"
+ "var a = document.createElement('a');"
+ "a.href = url;"
+ "a.download = '" + document.getFileName() + "';"
+ "document.body.appendChild(a);"
+ "a.click();"
+ "document.body.removeChild(a);"
+ "URL.revokeObjectURL(url);";
getElement().executeJs(jsCode);
StreamResource resource = new StreamResource(document.getFileName(),
() -> new ByteArrayInputStream(document.getFileData()));
resource.setContentType("application/pdf");
resource.setHeader("Content-Disposition", "attachment; filename=\"" + document.getFileName() + ".pdf\"");
getUI().ifPresent(ui -> {
StreamRegistration registration = ui.getSession().getResourceRegistry().registerResource(resource);
ui.getPage().open(registration.getResourceUri().toString());
});
}
@FunctionalInterface