zdm/envoy
zdm/envoy
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Add received messages to their chat

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This commit is contained in:
Kai S. K. Engelbart 2020-06-10 13:05:44 +02:00
parent 9dade2cf77
commit c839ef01ba
4 changed files with 39 additions and 44 deletions
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18
src/main/java/envoy/client/data/LocalDB.java
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@ -148,12 +148,22 @@ public abstract class LocalDB {
* Searches for a message by ID.
*
* @param id the ID of the message to search for
* @return the message with the corresponding ID, or {@code null} if no message
* has been found
* @return an optional containing the message
* @since Envoy Client v0.1-beta
*/
public Message getMessage(long id) {
return chats.stream().map(Chat::getMessages).flatMap(List::stream).filter(m -> m.getID() == id).findAny().orElse(null);
public Optional<Message> getMessage(long id) {
return chats.stream().map(Chat::getMessages).flatMap(List::stream).filter(m -> m.getID() == id).findAny();
}
/**
* Searches for a chat by recipient ID.
*
* @param recipientID the ID of the chat's recipient
* @return an optional containing the chat
* @since Envoy Client v0.1-beta
*/
public Optional<Chat> getChat(long recipientID) {
return chats.stream().filter(c -> c.getRecipient().getID() == recipientID).findAny();
}
/**

2
src/main/java/envoy/client/net/WriteProxy.java
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@ -49,7 +49,7 @@ public class WriteProxy {
client.sendMessage(msg);
// Update message state to SENT in localDB
localDB.getMessage(msg.getID()).nextStatus();
localDB.getMessage(msg.getID()).ifPresent(Message::nextStatus);
} catch (IOException e) {
logger.log(Level.SEVERE, "Could not send cached message", e);
}

61
src/main/java/envoy/client/ui/controller/ChatScene.java
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@ -9,6 +9,7 @@ import javafx.application.Platform;
import javafx.collections.FXCollections;
import javafx.fxml.FXML;
import javafx.scene.control.*;
import javafx.scene.control.Alert.AlertType;
import javafx.scene.input.KeyCode;
import javafx.scene.input.KeyEvent;
import javafx.scene.paint.Color;
@ -86,21 +87,24 @@ public final class ChatScene {
// Listen to received messages
eventBus.register(MessageCreationEvent.class, e -> {
final var message = e.get();
final var chat = localDB.getChats().stream().filter(c -> c.getRecipient().getID() == message.getSenderID()).findAny().get();
final var message = e.get();
localDB.getChat(message.getSenderID()).ifPresent(chat -> {
chat.getMessages().add(message);
// Update UI if in current chat
if (chat == currentChat) Platform.runLater(() -> messageList.getItems().add(message));
// Update UI if in current chat
if (chat == currentChat)
Platform.runLater(messageList::refresh);
});
});
// Listen to message status changes
eventBus.register(MessageStatusChangeEvent.class, e -> {
final var message = localDB.getMessage(e.getID());
eventBus.register(MessageStatusChangeEvent.class, e ->
localDB.getMessage(e.getID()).ifPresent(message -> {
message.setStatus(e.get());
// Update UI if in current chat
if (currentChat != null && message.getSenderID() == currentChat.getRecipient().getID()) Platform.runLater(messageList::refresh);
});
}));
// Listen to user status changes
eventBus.register(UserStatusChangeEvent.class, e ->
@ -165,10 +169,8 @@ public final class ChatScene {
// LEON: JFC <===> JAVA FRIED CHICKEN <=/=> Java Foundation Classes
// Load the chat or create a new one and add it to the LocalDB
currentChat = localDB.getChats()
.stream()
.filter(c -> c.getRecipient().getID() == user.getID())
.findAny()
currentChat = localDB
.getChat(user.getID())
.orElseGet(() -> { final var chat = new Chat(user); localDB.getChats().add(chat); return chat; });
messageList.setItems(FXCollections.observableList(currentChat.getMessages()));
@ -180,14 +182,6 @@ public final class ChatScene {
messageTextArea.setDisable(currentChat == null);
}
/**
* Actions to perform when the Post Button has been clicked.
*
* @since Envoy Client v0.1-beta
*/
@FXML
private void postButtonClicked() { postMessage(); }
/**
* Actions to perform when the Settings Button has been clicked.
*
@ -252,27 +246,13 @@ public final class ChatScene {
*
* @since Envoy Client v0.1-beta
*/
@FXML
private void postMessage() {
// Create and send message
sendMessage(new MessageBuilder(localDB.getUser().getID(), currentChat.getRecipient().getID(), localDB.getIDGenerator())
.setText(messageTextArea.getText().strip())
.build());
// Clear text field and disable post button
messageTextArea.setText("");
postButton.setDisable(true);
}
/**
* Sends a message to the server and appends it to the current chat. If all
* message IDs have been used, a new ID generator is requested.
*
* @param message the message to send
* @since Envoy Client v0.1-beta
*/
private void sendMessage(Message message) {
try {
// Create and send message
final var message = new MessageBuilder(localDB.getUser().getID(), currentChat.getRecipient().getID(), localDB.getIDGenerator())
.setText(messageTextArea.getText().strip())
.build();
// Send message
writeProxy.writeMessage(message);
@ -285,6 +265,11 @@ public final class ChatScene {
} catch (final IOException e) {
logger.log(Level.SEVERE, "Error sending message", e);
new Alert(AlertType.ERROR, "An error occured while sending the message!").showAndWait();
}
// Clear text field and disable post button
messageTextArea.setText("");
postButton.setDisable(true);
}
}

2
src/main/resources/fxml/ChatScene.fxml
View File

@ -26,7 +26,7 @@
<Label fx:id="contactLabel" prefHeight="16.0" prefWidth="250.0" text="Select a contact to chat with" GridPane.columnSpan="2" />
<Button fx:id="settingsButton" mnemonicParsing="true" onAction="#settingsButtonClicked" text="_Settings" GridPane.columnIndex="2" GridPane.halignment="CENTER" GridPane.valignment="CENTER" />
<ListView fx:id="messageList" prefHeight="257.0" prefWidth="155.0" GridPane.columnIndex="1" GridPane.columnSpan="2" GridPane.rowIndex="1" GridPane.rowSpan="2" />
<Button fx:id="postButton" defaultButton="true" disable="true" mnemonicParsing="true" onAction="#postButtonClicked" prefHeight="10.0" prefWidth="65.0" text="_Post" GridPane.columnIndex="2" GridPane.halignment="CENTER" GridPane.rowIndex="3" GridPane.valignment="CENTER" />
<Button fx:id="postButton" defaultButton="true" disable="true" mnemonicParsing="true" onAction="#postMessage" prefHeight="10.0" prefWidth="65.0" text="_Post" GridPane.columnIndex="2" GridPane.halignment="CENTER" GridPane.rowIndex="3" GridPane.valignment="CENTER" />
<TextArea fx:id="messageTextArea" disable="true" onInputMethodTextChanged="#messageTextUpdated" onKeyPressed="#checkKeyCombination" onKeyTyped="#messageTextUpdated" prefHeight="200.0" prefWidth="200.0" wrapText="true" GridPane.columnIndex="1" GridPane.rowIndex="3" />
<Button mnemonicParsing="true" onAction="#addContactButtonClicked" text="_Add Contacts" GridPane.halignment="CENTER" GridPane.rowIndex="3" GridPane.valignment="CENTER">
<padding>