200 lines
7.2 KiB
Java
200 lines
7.2 KiB
Java
package envoy.client.ui.listcell;
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import java.awt.Toolkit;
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import java.awt.datatransfer.StringSelection;
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import java.io.*;
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import java.time.ZoneId;
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import java.time.format.DateTimeFormatter;
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import java.util.Map;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javafx.geometry.Insets;
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import javafx.geometry.Pos;
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import javafx.scene.control.ContextMenu;
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import javafx.scene.control.Label;
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import javafx.scene.control.MenuItem;
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import javafx.scene.image.Image;
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import javafx.scene.image.ImageView;
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import javafx.scene.layout.*;
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import javafx.stage.FileChooser;
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import envoy.client.data.LocalDB;
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import envoy.client.data.Settings;
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import envoy.client.ui.AudioControl;
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import envoy.client.ui.IconUtil;
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import envoy.client.ui.SceneContext;
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import envoy.data.GroupMessage;
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import envoy.data.Message;
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import envoy.data.Message.MessageStatus;
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import envoy.data.User;
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import envoy.util.EnvoyLog;
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/**
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* This class formats a single {@link Message} into a UI component.
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* <p>
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* Project: <strong>envoy-client</strong><br>
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* File: <strong>MessageControl.java</strong><br>
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* Created: <strong>01.07.2020</strong><br>
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*
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* @author Leon Hofmeister
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* @author Maximilian Käfer
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* @since Envoy Client v0.1-beta
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*/
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public class MessageControl extends Label {
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private boolean ownMessage;
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private static LocalDB localDB;
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private static SceneContext sceneContext;
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private static final DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm:ss")
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.withZone(ZoneId.systemDefault());
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private static final Map<MessageStatus, Image> statusImages = IconUtil.loadByEnum(MessageStatus.class, 16);
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private static final Settings settings = Settings.getInstance();
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private static final Logger logger = EnvoyLog.getLogger(MessageControl.class);
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/**
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*
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* @param message the message that should be formatted
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* @since Envoy Client v0.1-beta
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*/
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public MessageControl(Message message) {
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// Creating the underlying VBox and the dateLabel
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final var hbox = new HBox();
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if (message.getSenderID() != localDB.getUser().getID() && message instanceof GroupMessage) {
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// Displaying the name of the sender in a group
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final var label = new Label();
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label.getStyleClass().add("groupMemberNames");
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label.setText(localDB.getUsers()
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.values()
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.stream()
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.filter(c -> c.getID() == message.getSenderID())
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.findFirst()
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.map(User::getName)
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.orElse("Unknown User"));
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label.setPadding(new Insets(0, 5, 0, 0));
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hbox.getChildren().add(label);
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}
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hbox.getChildren().add(new Label(dateFormat.format(message.getCreationDate())));
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final var vbox = new VBox(hbox);
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// Creating the actions for the MenuItems
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final var contextMenu = new ContextMenu();
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final var copyMenuItem = new MenuItem("Copy");
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final var deleteMenuItem = new MenuItem("Delete");
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final var forwardMenuItem = new MenuItem("Forward");
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final var quoteMenuItem = new MenuItem("Quote");
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final var infoMenuItem = new MenuItem("Info");
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copyMenuItem.setOnAction(e -> copyMessage(message));
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deleteMenuItem.setOnAction(e -> deleteMessage(message));
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forwardMenuItem.setOnAction(e -> forwardMessage(message));
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quoteMenuItem.setOnAction(e -> quoteMessage(message));
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infoMenuItem.setOnAction(e -> loadMessageInfoScene(message));
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contextMenu.getItems().addAll(copyMenuItem, deleteMenuItem, forwardMenuItem, quoteMenuItem, infoMenuItem);
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// Handling message attachment display
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if (message.hasAttachment()) {
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switch (message.getAttachment().getType()) {
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case PICTURE:
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vbox.getChildren()
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.add(new ImageView(new Image(new ByteArrayInputStream(message.getAttachment().getData()), 256, 256, true, true)));
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break;
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case VIDEO:
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break;
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case VOICE:
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vbox.getChildren().add(new AudioControl(message.getAttachment().getData()));
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break;
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case DOCUMENT:
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break;
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}
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final var saveAttachment = new MenuItem("Save attachment");
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saveAttachment.setOnAction(e -> saveAttachment(message));
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contextMenu.getItems().add(saveAttachment);
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}
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// Creating the textLabel
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final var textLabel = new Label(message.getText());
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textLabel.setMaxWidth(430);
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textLabel.setWrapText(true);
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final var hBoxBottom = new HBox();
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hBoxBottom.getChildren().add(textLabel);
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// Setting the message status icon and background color
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if (message.getSenderID() == localDB.getUser().getID()) {
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final var statusIcon = new ImageView(statusImages.get(message.getStatus()));
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statusIcon.setPreserveRatio(true);
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final var space = new Region();
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HBox.setHgrow(space, Priority.ALWAYS);
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hBoxBottom.getChildren().add(space);
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hBoxBottom.getChildren().add(statusIcon);
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hBoxBottom.setAlignment(Pos.BOTTOM_RIGHT);
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getStyleClass().add("own-message");
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ownMessage = true;
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hbox.setAlignment(Pos.CENTER_RIGHT);
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} else {
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getStyleClass().add("received-message");
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ownMessage = false;
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}
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vbox.getChildren().add(hBoxBottom);
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// Adjusting height and weight of the cell to the corresponding ListView
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paddingProperty().setValue(new Insets(5, 20, 5, 20));
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setContextMenu(contextMenu);
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setGraphic(vbox);
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}
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// Context Menu actions
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private void copyMessage(Message message) {
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Toolkit.getDefaultToolkit().getSystemClipboard().setContents(new StringSelection(message.getText()), null);
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}
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private void deleteMessage(Message message) { logger.log(Level.FINEST, "message deletion was requested for " + message); }
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private void forwardMessage(Message message) { logger.log(Level.FINEST, "message forwarding was requested for " + message); }
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private void quoteMessage(Message message) { logger.log(Level.FINEST, "message quotation was requested for " + message); }
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private void loadMessageInfoScene(Message message) { logger.log(Level.FINEST, "message info scene was requested for " + message); }
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private void saveAttachment(Message message) {
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File file;
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final var fileName = message.getAttachment().getName();
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final var downloadLocation = settings.getDownloadLocation();
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// Show save file dialog, if the user did not opt-out
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if (!settings.isDownloadSavedWithoutAsking()) {
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final var fileChooser = new FileChooser();
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fileChooser.setInitialFileName(fileName);
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fileChooser.setInitialDirectory(downloadLocation);
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file = fileChooser.showSaveDialog(sceneContext.getStage());
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} else file = new File(downloadLocation, fileName);
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// A file was selected
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if (file != null) try (FileOutputStream fos = new FileOutputStream(file)) {
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fos.write(message.getAttachment().getData());
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logger.log(Level.FINE, "Attachment of message was saved at " + file.getAbsolutePath());
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} catch (final IOException e) {
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logger.log(Level.WARNING, "Could not save attachment of " + message + ": ", e);
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}
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}
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/**
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* @param localDB the localDB used by the current user
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* @since Envoy Client v0.2-beta
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*/
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public static void setLocalDB(LocalDB localDB) { MessageControl.localDB = localDB; }
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/**
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* @return whether the message stored by this {@code MessageControl} has been
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* sent by this user of Envoy
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* @since Envoy Client v0.1-beta
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*/
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public boolean isOwnMessage() { return ownMessage; }
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/**
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* @param sceneContext the scene context storing the stage used in Envoy
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* @since Envoy Client v0.1-beta
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*/
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public static void setSceneContext(SceneContext sceneContext) { MessageControl.sceneContext = sceneContext; }
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}
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