110 lines
3.3 KiB
Java
110 lines
3.3 KiB
Java
package envoy.client.ui.controller;
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import java.util.stream.Collectors;
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import javafx.application.Platform;
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import javafx.fxml.FXML;
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import javafx.scene.control.*;
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import javafx.scene.control.Alert.AlertType;
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import envoy.client.data.Chat;
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import envoy.client.data.LocalDB;
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import envoy.client.event.SendEvent;
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import envoy.client.ui.ClearableTextField;
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import envoy.client.ui.SceneContext;
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import envoy.client.ui.listcell.ContactListCellFactory;
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import envoy.data.Group;
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import envoy.event.EventBus;
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import envoy.event.GroupCreation;
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import envoy.util.Bounds;
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/**
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* Project: <strong>envoy-client</strong><br>
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* File: <strong>ContactSearchSceneController.java</strong><br>
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* Created: <strong>07.06.2020</strong><br>
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*
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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 GroupCreationScene {
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@FXML
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private Button createButton;
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@FXML
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private ClearableTextField groupNameField;
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@FXML
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private ListView<Chat> chatList;
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private SceneContext sceneContext;
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private static final EventBus eventBus = EventBus.getInstance();
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@FXML
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private void initialize() {
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chatList.setCellFactory(ContactListCellFactory::new);
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chatList.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
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groupNameField.setClearButtonListener(e -> { groupNameField.getTextField().clear(); createButton.setDisable(true); });
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}
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/**
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* @param sceneContext enables the user to return to the chat scene
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* @param localDB the local database from which potential group members can
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* be selected
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* @since Envoy Client v0.1-beta
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*/
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public void initializeData(SceneContext sceneContext, LocalDB localDB) {
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this.sceneContext = sceneContext;
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Platform.runLater(() -> chatList.getItems()
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.addAll(localDB.getChats()
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.stream()
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.filter(c -> !(c.getRecipient() instanceof Group))
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.filter(c -> c.getRecipient().getID() != localDB.getUser().getID())
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.collect(Collectors.toList())));
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}
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/**
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* Enables the {@code createButton} if at least one contact is selected.
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*
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* @since Envoy Client v0.1-beta
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*/
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@FXML
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private void chatListClicked() {
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createButton.setDisable(chatList.getSelectionModel().isEmpty() || groupNameField.getTextField().getText().isBlank());
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}
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/**
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* Checks, whether the {@code createButton} can be enabled because text is
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* present in the textfield.
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*
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* @since Envoy Client v0.1-beta
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*/
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@FXML
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private void textUpdated() { createButton.setDisable(groupNameField.getTextField().getText().isBlank()); }
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/**
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* Sends a {@link GroupCreation} to the server and closes this scene.
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* <p>
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* If the given group name is not valid, an error is displayed instead.
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*
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* @since Envoy Client v0.1-beta
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*/
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@FXML
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private void createButtonClicked() {
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final var name = groupNameField.getTextField().getText();
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if (!Bounds.isValidContactName(name)) {
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new Alert(AlertType.ERROR, "The entered group name is not valid (" + Bounds.CONTACT_NAME_PATTERN + ")").showAndWait();
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groupNameField.getTextField().clear();
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} else {
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eventBus.dispatch(new SendEvent(new GroupCreation(name,
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chatList.getSelectionModel().getSelectedItems().stream().map(c -> c.getRecipient().getID()).collect(Collectors.toSet()))));
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new Alert(AlertType.INFORMATION, String.format("Group '%s' successfully created.", name)).showAndWait();
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sceneContext.pop();
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}
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}
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@FXML
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private void backButtonClicked() { sceneContext.pop(); }
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}
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