Erweiterungen

src/main/java/de/assecutor/votianlt/pages/base/ui/view/AdminLayout.java

@@ -77,14 +77,16 @@ public final class AdminLayout extends AppLayout {
 
         // Only admin-specific menu items
         SideNavItem dashboard = new SideNavItem("Dashboard", "admin-dashboard", new Icon(VaadinIcon.DASHBOARD));
-        SideNavItem systemSettings = new SideNavItem("Systemeinstellungen", "admin-settings", new Icon(VaadinIcon.COG));
+        SideNavItem pdfTest = new SideNavItem("PDF Test", "pdf-test", new Icon(VaadinIcon.FILE_TEXT_O));
-        SideNavItem userManagement = new SideNavItem("Benutzerverwaltung", "admin-users", new Icon(VaadinIcon.USERS));
+        //SideNavItem systemSettings = new SideNavItem("Systemeinstellungen", "admin-settings", new Icon(VaadinIcon.COG));
-        SideNavItem systemLogs = new SideNavItem("System-Logs", "admin-logs", new Icon(VaadinIcon.FILE_TEXT));
+        //SideNavItem userManagement = new SideNavItem("Benutzerverwaltung", "admin-users", new Icon(VaadinIcon.USERS));
+        //SideNavItem systemLogs = new SideNavItem("System-Logs", "admin-logs", new Icon(VaadinIcon.FILE_TEXT));
 
         nav.addItem(dashboard);
-        nav.addItem(systemSettings);
+        nav.addItem(pdfTest);
-        nav.addItem(userManagement);
+        //nav.addItem(systemSettings);
-        nav.addItem(systemLogs);
+        //nav.addItem(userManagement);
+        //nav.addItem(systemLogs);
 
         // Create a vertical layout to hold menu items
         VerticalLayout navContainer = new VerticalLayout();

src/main/java/de/assecutor/votianlt/pages/view/PdfTestView.java

@@ -0,0 +1,211 @@
+package de.assecutor.votianlt.pages.view;
+
+import com.vaadin.flow.component.button.Button;
+import com.vaadin.flow.component.button.ButtonVariant;
+import com.vaadin.flow.component.html.Anchor;
+import com.vaadin.flow.component.html.Div;
+import com.vaadin.flow.component.html.H1;
+import com.vaadin.flow.component.html.H3;
+import com.vaadin.flow.component.html.Main;
+import com.vaadin.flow.component.html.Paragraph;
+import com.vaadin.flow.component.icon.VaadinIcon;
+import com.vaadin.flow.component.notification.Notification;
+import com.vaadin.flow.component.orderedlayout.VerticalLayout;
+import com.vaadin.flow.router.Menu;
+import com.vaadin.flow.router.PageTitle;
+import com.vaadin.flow.router.Route;
+import com.vaadin.flow.server.StreamResource;
+import com.vaadin.flow.theme.lumo.LumoUtility;
+import de.assecutor.votianlt.model.InvoiceData;
+import de.assecutor.votianlt.service.InvoicePdfGenerator;
+import jakarta.annotation.security.RolesAllowed;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import java.io.ByteArrayInputStream;
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.Arrays;
+
+@Route(value = "pdf-test", layout = de.assecutor.votianlt.pages.base.ui.view.AdminLayout.class)
+@PageTitle("PDF Test")
+@RolesAllowed("ADMIN")
+@Menu(order = 2, icon = "lumo:edit")
+@Slf4j
+public class PdfTestView extends Main {
+
+    private final InvoicePdfGenerator invoicePdfGenerator;
+    private final VerticalLayout contentLayout;
+
+    @Autowired
+    public PdfTestView(InvoicePdfGenerator invoicePdfGenerator) {
+        this.invoicePdfGenerator = invoicePdfGenerator;
+
+        setSizeFull();
+        addClassNames(LumoUtility.BoxSizing.BORDER, LumoUtility.Display.FLEX,
+                     LumoUtility.FlexDirection.COLUMN, LumoUtility.Padding.MEDIUM);
+
+        // Header
+        H1 title = new H1("PDF Test");
+        title.addClassNames(LumoUtility.Margin.Bottom.MEDIUM, LumoUtility.Margin.Top.NONE);
+
+        Paragraph description = new Paragraph(
+            "Hier können Sie den InvoicePdfGenerator mit Testdaten testen. " +
+            "Klicken Sie auf 'PDF generieren', um eine Test-Rechnung zu erstellen."
+        );
+
+        // Generate PDF button
+        Button generateButton = new Button("PDF generieren", VaadinIcon.FILE_TEXT_O.create());
+        generateButton.addThemeVariants(ButtonVariant.LUMO_PRIMARY);
+        generateButton.addClickListener(e -> generateTestPdf());
+
+        // Content layout for results
+        contentLayout = new VerticalLayout();
+        contentLayout.setPadding(false);
+        contentLayout.setSpacing(true);
+
+        add(title, description, generateButton, contentLayout);
+    }
+
+    private void generateTestPdf() {
+        try {
+            log.info("Generating test PDF with InvoicePdfGenerator");
+
+            // Create test invoice data
+            InvoiceData testData = createTestInvoiceData();
+
+            // Generate PDF
+            byte[] pdfBytes = invoicePdfGenerator.generateInvoicePdf(testData);
+
+            // Clear previous content
+            contentLayout.removeAll();
+
+            // Create download link
+            StreamResource resource = new StreamResource("test-rechnung.pdf", 
+                () -> new ByteArrayInputStream(pdfBytes));
+            resource.setContentType("application/pdf");
+
+            Anchor downloadLink = new Anchor(resource, "");
+            downloadLink.getElement().setAttribute("download", true);
+            downloadLink.add(new Button("PDF herunterladen", VaadinIcon.DOWNLOAD.create()));
+
+            // Success message
+            H3 successTitle = new H3("PDF erfolgreich generiert!");
+            successTitle.addClassName(LumoUtility.TextColor.SUCCESS);
+
+            Paragraph info = new Paragraph(
+                String.format("PDF-Größe: %d KB", pdfBytes.length / 1024)
+            );
+
+            // PDF preview container
+            Div pdfContainer = new Div();
+            pdfContainer.addClassName(LumoUtility.Background.CONTRAST_5);
+            pdfContainer.getStyle()
+                .set("border-radius", "8px")
+                .set("padding", "1rem")
+                .set("margin-top", "1rem");
+
+            // Embed PDF for preview
+            String pdfDataUrl = "data:application/pdf;base64," + 
+                java.util.Base64.getEncoder().encodeToString(pdfBytes);
+
+            pdfContainer.getElement().setProperty("innerHTML", 
+                "<embed src=\"" + pdfDataUrl + "\" type=\"application/pdf\" " +
+                "width=\"100%\" height=\"600px\" style=\"border-radius: 4px;\">");
+
+            contentLayout.add(successTitle, info, downloadLink, pdfContainer);
+
+            Notification.show("PDF erfolgreich generiert!", 3000, Notification.Position.BOTTOM_CENTER);
+
+        } catch (Exception e) {
+            log.error("Error generating test PDF", e);
+
+            contentLayout.removeAll();
+
+            H3 errorTitle = new H3("Fehler beim Generieren des PDFs");
+            errorTitle.addClassName(LumoUtility.TextColor.ERROR);
+
+            Paragraph errorMsg = new Paragraph("Fehler: " + e.getMessage());
+
+            contentLayout.add(errorTitle, errorMsg);
+
+            Notification.show("Fehler beim PDF-Generieren: " + e.getMessage(), 
+                5000, Notification.Position.BOTTOM_CENTER);
+        }
+    }
+
+    private InvoiceData createTestInvoiceData() {
+        InvoiceData data = new InvoiceData();
+
+        // Invoice details
+        data.setInvoiceNumber("TEST-2024-001");
+        data.setInvoiceDate(LocalDate.now());
+        data.setDueDate(LocalDate.now().plusDays(14));
+
+        // Company information
+        data.setCompanyName("VotianLT Logistics GmbH");
+        data.setCompanyStreet("Musterstraße");
+        data.setCompanyHouseNumber("123");
+        data.setCompanyZip("12345");
+        data.setCompanyCity("Berlin");
+        data.setCompanyPhone("+49 30 12345678");
+        data.setCompanyEmail("info@votianlt.de");
+        data.setCompanyWebsite("www.votianlt.de");
+
+        // Tax information
+        data.setTaxNumber("12/345/67890");
+        data.setVatId("DE123456789");
+        data.setCommercialRegister("HRB 12345 B");
+        data.setManagingDirector("Max Mustermann");
+
+        // Bank details
+        data.setBankName("Deutsche Bank AG");
+        data.setIban("DE89 3704 0044 0532 0130 00");
+        data.setBic("COBADEFFXXX");
+
+        // Customer information
+        data.setCustomerName("Musterkunde GmbH");
+        data.setCustomerStreet("Kundenstraße");
+        data.setCustomerHouseNumber("456");
+        data.setCustomerZip("54321");
+        data.setCustomerCity("Hamburg");
+        data.setCustomerCountry("Deutschland");
+
+        // Invoice items
+        data.setItems(Arrays.asList(
+            new InvoiceData.InvoiceItem(
+                "Transport Hamburg - Berlin",
+                new BigDecimal("1"),
+                "Stück",
+                new BigDecimal("250.00"),
+                new BigDecimal("19")
+            ),
+            new InvoiceData.InvoiceItem(
+                "Zusätzliche Wartezeit",
+                new BigDecimal("2.5"),
+                "Stunden",
+                new BigDecimal("45.00"),
+                new BigDecimal("19")
+            ),
+            new InvoiceData.InvoiceItem(
+                "Verpackungsmaterial",
+                new BigDecimal("5"),
+                "Stück",
+                new BigDecimal("12.50"),
+                new BigDecimal("19")
+            ),
+            new InvoiceData.InvoiceItem(
+                "Expressaufschlag",
+                new BigDecimal("1"),
+                "Stück",
+                new BigDecimal("75.00"),
+                new BigDecimal("19")
+            )
+        ));
+
+        // VAT rate
+        data.setVatRate(new BigDecimal("19.0"));
+
+        return data;
+    }
+}