package envoy.client.ui.listcell;

import javafx.scene.control.ListCell;
import javafx.scene.control.ListView;
import javafx.scene.control.Tooltip;
import javafx.stage.PopupWindow.AnchorLocation;

import envoy.data.Message;

/**
 * Displays a single message inside the message list.
 * <p>
 * Project: <strong>envoy-client</strong><br>
 * File: <strong>MessageListCellFactory.java</strong><br>
 * Created: <strong>28.03.2020</strong><br>
 *
 * @author Kai S. K. Engelbart
 * @since Envoy Client v0.1-beta
 */
public class MessageListCellFactory extends ListCell<Message> {

	private final ListView<Message> listView;

	/**
	 * @param listView the list view inside which this cell is contained
	 * @since Envoy Client v0.1-beta
	 */
	public MessageListCellFactory(ListView<Message> listView) { this.listView = listView; }

	/**
	 * Displays the text, the data of creation and the status of a message.
	 *
	 * @since Envoy v0.1-beta
	 */
	@Override
	protected void updateItem(Message message, boolean empty) {
		super.updateItem(message, empty);
		if (empty || message == null) {
			setText(null);
			setGraphic(null);
		} else {
			final var control = new MessageControl(message);
			control.prefWidthProperty().bind(listView.widthProperty().subtract(40));
			// Creating the Tooltip to deselect a message
			final var tooltip = new Tooltip("You can select a message by clicking on it \nand deselect it by pressing \"ctrl\" and clicking on it");
			tooltip.setWrapText(true);
			tooltip.setAnchorLocation(AnchorLocation.WINDOW_TOP_LEFT);
			setTooltip(tooltip);
			setGraphic(control);
		}
	}
}