zdm/envoy
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Replace the internal event bus with Event Bus 0.0.3

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The Event class has been retrofitted to implement IEvent, so that no
event implementations had to be changed.
This commit is contained in:
Kai S. K. Engelbart
2020-09-08 20:41:01 +02:00
parent 69ea737361
commit 465ed20efa
21 changed files with 253 additions and 299 deletions
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205
client/src/main/java/envoy/client/ui/controller/ChatScene.java
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@ -1,7 +1,5 @@
package envoy.client.ui.controller;
import static envoy.data.Message.MessageStatus.RECEIVED;
import java.awt.Toolkit;
import java.awt.datatransfer.StringSelection;
import java.io.*;
@ -36,11 +34,15 @@ import envoy.client.ui.listcell.*;
import envoy.client.util.ReflectionUtil;
import envoy.data.*;
import envoy.data.Attachment.AttachmentType;
import envoy.data.Message.MessageStatus;
import envoy.event.*;
import envoy.event.contact.ContactOperation;
import envoy.exception.EnvoyException;
import envoy.util.EnvoyLog;
import dev.kske.eventbus.*;
import dev.kske.eventbus.Event;
/**
* Project: <strong>envoy-client</strong><br>
* File: <strong>ChatSceneController.java</strong><br>
@ -49,7 +51,7 @@ import envoy.util.EnvoyLog;
* @author Kai S. K. Engelbart
* @since Envoy Client v0.1-beta
*/
public final class ChatScene implements Restorable {
public final class ChatScene implements EventListener, Restorable {
@FXML
private GridPane scene;
@ -160,6 +162,8 @@ public final class ChatScene implements Restorable {
*/
@FXML
private void initialize() {
eventBus.registerListener(this);
// Initialize message and user rendering
messageList.setCellFactory(MessageListCell::new);
chatList.setCellFactory(new ListCellFactory<>(ChatControl::new));
@ -201,110 +205,119 @@ public final class ChatScene implements Restorable {
updateInfoLabel("You are offline", "info-label-warning");
}
});
}
// Listen to backEvents
eventBus.register(BackEvent.class, e -> tabPane.getSelectionModel().select(Tabs.CONTACT_LIST.ordinal()));
@Event(eventType = BackEvent.class)
private void onBackEvent() { tabPane.getSelectionModel().select(Tabs.CONTACT_LIST.ordinal()); }
// Listen to received messages
eventBus.register(MessageCreationEvent.class, e -> {
final var message = e.get();
@Event
private void onMessageCreation(MessageCreationEvent evt) {
final var message = evt.get();
// The sender of the message is the recipient of the chat
// Exceptions: this user is the sender (sync) or group message (group is
// recipient)
final var recipientID = message instanceof GroupMessage || message.getSenderID() == localDB.getUser().getID() ? message.getRecipientID()
: message.getSenderID();
localDB.getChat(recipientID).ifPresent(chat -> {
chat.insert(message);
if (chat.equals(currentChat)) {
try {
currentChat.read(writeProxy);
} catch (final IOException e1) {
logger.log(Level.WARNING, "Could not read current chat: ", e1);
}
Platform.runLater(() -> { ListViewRefresh.deepRefresh(messageList); scrollToMessageListEnd(); });
// TODO: Increment unread counter for group messages with status < RECEIVED
} else if (message.getSenderID() != localDB.getUser().getID() && message.getStatus() == RECEIVED) chat.incrementUnreadAmount();
// The sender of the message is the recipient of the chat
// Exceptions: this user is the sender (sync) or group message (group is
// recipient)
final var recipientID = message instanceof GroupMessage || message.getSenderID() == localDB.getUser().getID() ? message.getRecipientID()
: message.getSenderID();
localDB.getChat(recipientID).ifPresent(chat -> {
chat.insert(message);
if (chat.equals(currentChat)) {
try {
currentChat.read(writeProxy);
} catch (final IOException e1) {
logger.log(Level.WARNING, "Could not read current chat: ", e1);
}
Platform.runLater(() -> { ListViewRefresh.deepRefresh(messageList); scrollToMessageListEnd(); });
// TODO: Increment unread counter for group messages with status < RECEIVED
} else
if (message.getSenderID() != localDB.getUser().getID() && message.getStatus() == MessageStatus.RECEIVED) chat.incrementUnreadAmount();
// Move chat with most recent unread messages to the top
Platform.runLater(() -> {
chats.getSource().remove(chat);
((ObservableList<Chat>) chats.getSource()).add(0, chat);
if (chat.equals(currentChat)) chatList.getSelectionModel().select(0);
});
});
});
// Listen to message status changes
eventBus.register(MessageStatusChange.class, e -> localDB.getMessage(e.getID()).ifPresent(message -> {
message.setStatus(e.get());
// Update UI if in current chat and the current user was the sender of the
// message
if (currentChat != null && message.getSenderID() == client.getSender().getID()) Platform.runLater(messageList::refresh);
}));
eventBus.register(GroupMessageStatusChange.class, e -> localDB.getMessage(e.getID()).ifPresent(groupMessage -> {
((GroupMessage) groupMessage).getMemberStatuses().replace(e.getMemberID(), e.get());
// Update UI if in current chat
if (currentChat != null && groupMessage.getRecipientID() == currentChat.getRecipient().getID()) Platform.runLater(messageList::refresh);
}));
// Listen to user status changes
eventBus.register(UserStatusChange.class,
e -> chats.getSource()
.stream()
.filter(c -> c.getRecipient().getID() == e.getID())
.findAny()
.map(Chat::getRecipient)
.ifPresent(u -> { ((User) u).setStatus(e.get()); Platform.runLater(() -> ListViewRefresh.deepRefresh(chatList)); }));
// Listen to contacts changes
eventBus.register(ContactOperation.class, e -> {
final var contact = e.get();
switch (e.getOperationType()) {
case ADD:
if (contact instanceof User) localDB.getUsers().put(contact.getName(), (User) contact);
final var chat = contact instanceof User ? new Chat(contact) : new GroupChat(client.getSender(), contact);
Platform.runLater(() -> ((ObservableList<Chat>) chats.getSource()).add(0, chat));
break;
case REMOVE:
Platform.runLater(() -> chats.getSource().removeIf(c -> c.getRecipient().equals(contact)));
break;
}
});
// Disable attachment button if server says attachments will be filtered out
eventBus.register(NoAttachments.class, e -> {
// Move chat with most recent unread messages to the top
Platform.runLater(() -> {
attachmentButton.setDisable(true);
voiceButton.setDisable(true);
final var alert = new Alert(AlertType.ERROR);
alert.setTitle("No attachments possible");
alert.setHeaderText("Your current server does not support attachments.");
alert.setContentText("If this is unplanned, please contact your server administrator.");
alert.showAndWait();
chats.getSource().remove(chat);
((ObservableList<Chat>) chats.getSource()).add(0, chat);
if (chat.equals(currentChat)) chatList.getSelectionModel().select(0);
});
});
}
eventBus.register(GroupCreationResult.class, e -> Platform.runLater(() -> { newGroupButton.setDisable(!e.get()); }));
eventBus.register(ThemeChangeEvent.class, e -> {
settingsButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("settings", DEFAULT_ICON_SIZE)));
voiceButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("microphone", DEFAULT_ICON_SIZE)));
attachmentButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("attachment", DEFAULT_ICON_SIZE)));
DEFAULT_ATTACHMENT_VIEW_IMAGE = IconUtil.loadIconThemeSensitive("attachment_present", 20);
attachmentView.setImage(isCustomAttachmentImage ? attachmentView.getImage() : DEFAULT_ATTACHMENT_VIEW_IMAGE);
messageSearchButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("search", DEFAULT_ICON_SIZE)));
clientProfilePic.setImage(IconUtil.loadIconThemeSensitive("user_icon", 43));
chatList.setCellFactory(new ListCellFactory<>(ChatControl::new));
messageList.setCellFactory(MessageListCell::new);
if (currentChat.getRecipient() instanceof User) recipientProfilePic.setImage(IconUtil.loadIconThemeSensitive("user_icon", 43));
else recipientProfilePic.setImage(IconUtil.loadIconThemeSensitive("group_icon", 43));
@Event
private void onMessageStatusChange(MessageStatusChange evt) {
localDB.getMessage(evt.getID()).ifPresent(message -> {
message.setStatus(evt.get());
// Update UI if in current chat and the current user was the sender of the
// message
if (currentChat != null && message.getSenderID() == client.getSender().getID()) Platform.runLater(messageList::refresh);
});
}
@Event
private void onGroupMessageStatusChange(GroupMessageStatusChange evt) {
localDB.getMessage(evt.getID()).ifPresent(groupMessage -> {
((GroupMessage) groupMessage).getMemberStatuses().replace(evt.getMemberID(), evt.get());
// Update UI if in current chat
if (currentChat != null && groupMessage.getRecipientID() == currentChat.getRecipient().getID()) Platform.runLater(messageList::refresh);
});
}
@Event
private void onUserStatusChange(UserStatusChange evt) {
chats.getSource()
.stream()
.filter(c -> c.getRecipient().getID() == evt.getID())
.findAny()
.map(Chat::getRecipient)
.ifPresent(u -> { ((User) u).setStatus(evt.get()); Platform.runLater(() -> ListViewRefresh.deepRefresh(chatList)); });
}
@Event
private void onContactOperation(ContactOperation operation) {
final var contact = operation.get();
switch (operation.getOperationType()) {
case ADD:
if (contact instanceof User) localDB.getUsers().put(contact.getName(), (User) contact);
final var chat = contact instanceof User ? new Chat(contact) : new GroupChat(client.getSender(), contact);
Platform.runLater(() -> ((ObservableList<Chat>) chats.getSource()).add(0, chat));
break;
case REMOVE:
Platform.runLater(() -> chats.getSource().removeIf(c -> c.getRecipient().equals(contact)));
break;
}
}
@Event(eventType = NoAttachments.class)
private void onNoAttachments() {
Platform.runLater(() -> {
attachmentButton.setDisable(true);
voiceButton.setDisable(true);
final var alert = new Alert(AlertType.ERROR);
alert.setTitle("No attachments possible");
alert.setHeaderText("Your current server does not support attachments.");
alert.setContentText("If this is unplanned, please contact your server administrator.");
alert.showAndWait();
});
}
@Event
private void onGroupCreationResult(GroupCreationResult result) { Platform.runLater(() -> newGroupButton.setDisable(!result.get())); }
@Event(eventType = ThemeChangeEvent.class)
private void onThemeChange() {
settingsButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("settings", DEFAULT_ICON_SIZE)));
voiceButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("microphone", DEFAULT_ICON_SIZE)));
attachmentButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("attachment", DEFAULT_ICON_SIZE)));
DEFAULT_ATTACHMENT_VIEW_IMAGE = IconUtil.loadIconThemeSensitive("attachment_present", 20);
attachmentView.setImage(isCustomAttachmentImage ? attachmentView.getImage() : DEFAULT_ATTACHMENT_VIEW_IMAGE);
messageSearchButton.setGraphic(new ImageView(IconUtil.loadIconThemeSensitive("search", DEFAULT_ICON_SIZE)));
clientProfilePic.setImage(IconUtil.loadIconThemeSensitive("user_icon", 43));
chatList.setCellFactory(new ListCellFactory<>(ChatControl::new));
messageList.setCellFactory(MessageListCell::new);
if (currentChat.getRecipient() instanceof User) recipientProfilePic.setImage(IconUtil.loadIconThemeSensitive("user_icon", 43));
else recipientProfilePic.setImage(IconUtil.loadIconThemeSensitive("group_icon", 43));
}
/**
* Initializes all {@code SystemCommands} used in {@code ChatScene}.
*