diff --git a/src/main/java/com/primefactorsolutions/model/BaseEntity.java b/src/main/java/com/primefactorsolutions/model/BaseEntity.java index 98b58d2..89f73b4 100644 --- a/src/main/java/com/primefactorsolutions/model/BaseEntity.java +++ b/src/main/java/com/primefactorsolutions/model/BaseEntity.java @@ -1,10 +1,6 @@ package com.primefactorsolutions.model; -import jakarta.persistence.GeneratedValue; -import jakarta.persistence.GenerationType; -import jakarta.persistence.Id; -import jakarta.persistence.MappedSuperclass; -import jakarta.persistence.Version; +import jakarta.persistence.*; import java.util.UUID; @@ -15,6 +11,11 @@ public abstract class BaseEntity { @GeneratedValue(strategy = GenerationType.UUID) private UUID id; private String fileName; + @Lob + @Column(columnDefinition = "BLOB") + private byte[] fileData; + @Enumerated(EnumType.STRING) + private DocumentType documentType; @Version private int version; @@ -53,4 +54,8 @@ public abstract class BaseEntity { public String getFileName() { return fileName; } + + public byte[] getFileData() { return fileData; } + + public DocumentType getDocumentType() { return documentType; } } diff --git a/src/main/java/com/primefactorsolutions/views/WorkDocumentsView.java b/src/main/java/com/primefactorsolutions/views/WorkDocumentsView.java index d0ec2b0..b9e5b1b 100644 --- a/src/main/java/com/primefactorsolutions/views/WorkDocumentsView.java +++ b/src/main/java/com/primefactorsolutions/views/WorkDocumentsView.java @@ -3,13 +3,17 @@ package com.primefactorsolutions.views; import com.primefactorsolutions.model.Document; import com.primefactorsolutions.model.DocumentType; import com.primefactorsolutions.service.DocumentService; +import com.vaadin.flow.component.Component; 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.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.upload.Upload; import com.vaadin.flow.component.upload.receivers.MemoryBuffer; import com.vaadin.flow.router.PageTitle; @@ -19,7 +23,7 @@ import jakarta.annotation.security.PermitAll; import org.springframework.context.annotation.Scope; import java.io.IOException; - +import java.util.Base64; @SpringComponent @PermitAll @@ -29,104 +33,134 @@ import java.io.IOException; public class WorkDocumentsView extends Main { private final DocumentService documentService; private final MemoryBuffer buffer = new MemoryBuffer(); - private boolean fileUploaded = false; private String lastUploadedFileName = null; + private DocumentType currentDocumentType = null; + public WorkDocumentsView(DocumentService documentService) { this.documentService = documentService; initializeLayout(); } + private void initializeLayout() { - HorizontalLayout row1 = createRow("PaySlips", "Employment Contract"); - HorizontalLayout row2 = createRow("Work Certificates", "NDA"); - HorizontalLayout row3 = createRow("Memorandums", "Contract Approval MTEPS"); - add(row1, row2, row3); + add(createRow("PaySlips", DocumentType.PAY_SLIPS, + "Employment Contract", DocumentType.EMPLOYMENT_CONTRACT)); + add(createRow("Work Certificates", DocumentType.WORK_CERTIFICATES, + "NDA", DocumentType.NDA)); + add(createRow("Memorandums", DocumentType.MEMORANDUMS, + "Contract Approval MTEPS", DocumentType.CONTRACT_APPROVAL_MTEPS)); } - private HorizontalLayout createRow(String... sectionTitles) { + + private HorizontalLayout createRow(String title1, DocumentType type1, String title2, DocumentType type2) { HorizontalLayout row = new HorizontalLayout(); - for (String title : sectionTitles) { - row.add(createSection(title)); - } + row.add(createDocumentSection(title1, type1), createDocumentSection(title2, type2)); return row; } - private Div createSection(String sectionTitle) { + + private Div createDocumentSection(String title, DocumentType documentType) { Div section = new Div(); - section.add(new H2(sectionTitle)); + section.add(new H2(title)); + Upload upload = createUploadComponent(); - boolean hasDocument = documentService.getAllDocuments() - .stream() - .anyMatch(doc -> doc.getFileName().equalsIgnoreCase(sectionTitle + ".pdf")); - Button viewButton = new Button("View"); - viewButton.setEnabled(hasDocument); - Button saveButton = createSaveButton(sectionTitle, viewButton); - HorizontalLayout uploadLayout = createLayoutWithComponent(upload); - HorizontalLayout actionButtonsLayout = createLayoutWithComponents( - viewButton, new Button("Edit"), saveButton - ); - HorizontalLayout additionalButtonsLayout = createLayoutWithComponents( - new Button("Print"), new Button("Download"), new Button("Delete") - ); - section.add(uploadLayout, actionButtonsLayout, additionalButtonsLayout); + Button viewButton = createViewButton(documentType); + Button saveButton = createSaveButton(viewButton, documentType); + + section.add(createLayout(upload), + createLayout(viewButton, new Button("Edit"), saveButton), + createAdditionalButtons()); return section; } + private Upload createUploadComponent() { Upload upload = new Upload(buffer); upload.setMaxFiles(1); - upload.setAcceptedFileTypes(".pdf", ".doc", ".docx"); - upload.addSucceededListener(event -> { - fileUploaded = true; - lastUploadedFileName = event.getFileName(); - Notification.show("File uploaded successfully"); - }); + upload.setAcceptedFileTypes(".pdf"); + upload.addSucceededListener(event -> handleUploadSuccess(event.getFileName())); return upload; } - private Button createSaveButton(String sectionTitle, Button viewButton) { + + private Button createViewButton(DocumentType documentType) { + Button viewButton = new Button("View"); + viewButton.setEnabled(documentExists(documentType)); + viewButton.addClickListener(event -> viewDocument(documentType)); + return viewButton; + } + + private Button createSaveButton(Button viewButton, DocumentType documentType) { Button saveButton = new Button("Save"); - saveButton.addClickListener(clickEvent -> saveFile(sectionTitle, viewButton)); + saveButton.addClickListener(event -> saveFile(documentType, viewButton)); return saveButton; } - private HorizontalLayout createLayoutWithComponent(com.vaadin.flow.component.Component component) { - HorizontalLayout layout = new HorizontalLayout(); + + private void handleUploadSuccess(String fileName) { + lastUploadedFileName = fileName; + Notification.show("File uploaded successfully"); + } + + private HorizontalLayout createLayout(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); - layout.add(component); return layout; } - private HorizontalLayout createLayoutWithComponents(com.vaadin.flow.component.Component... components) { - HorizontalLayout layout = new HorizontalLayout(); - layout.setJustifyContentMode(FlexComponent.JustifyContentMode.CENTER); - layout.add(components); - return layout; + + private HorizontalLayout createAdditionalButtons() { + return createLayout(new Button("Print"), new Button("Download"), new Button("Delete")); } - private void saveFile(String sectionTitle, Button viewButton) { - if (fileUploaded) { - try { - String fileName = lastUploadedFileName; - byte[] content = buffer.getInputStream().readAllBytes(); - if (content != null) { - DocumentType documentType = determineDocumentType(sectionTitle); - Document document = new Document(fileName, documentType, content); - documentService.saveDocument(document); - fileUploaded = false; - Notification.show("File saved successfully."); - viewButton.setEnabled(true); - } else { - Notification.show("No file content found."); - } - } catch (IOException e) { - Notification.show("Error reading file content: " + e.getMessage()); - } - } else { + + private void saveFile(DocumentType documentType, 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)); + Notification.show("File saved successfully."); + viewButton.setEnabled(true); + } catch (IOException e) { + Notification.show("Error saving file: " + e.getMessage()); } } - private DocumentType determineDocumentType(String sectionTitle) { - return switch (sectionTitle) { - case "PaySlips" -> DocumentType.PAY_SLIPS; - case "Employment Contract" -> DocumentType.EMPLOYMENT_CONTRACT; - case "Work Certificates" -> DocumentType.WORK_CERTIFICATES; - case "NDA" -> DocumentType.NDA; - case "Memorandums" -> DocumentType.MEMORANDUMS; - case "Contract Approval MTEPS" -> DocumentType.CONTRACT_APPROVAL_MTEPS; - default -> DocumentType.OTHER; - }; + + private boolean documentExists(DocumentType documentType) { + return documentService.getAllDocuments().stream() + .anyMatch(doc -> doc.getDocumentType() == documentType); + } + + private void viewDocument(DocumentType documentType) { + documentService.getAllDocuments().stream() + .filter(doc -> doc.getDocumentType() == documentType) + .findFirst() + .ifPresentOrElse(this::showPdfDialog, () -> Notification.show("Document not found.")); + } + + private void showPdfDialog(Document document) { + Dialog dialog = createDialog(document.getFileData()); + dialog.open(); + } + + private Dialog createDialog(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 String createPdfResource(byte[] fileData) { + return "data:application/pdf;base64," + Base64.getEncoder().encodeToString(fileData); } }