package envoy.client;

import java.io.Serializable;

import envoy.client.ui.list.ComponentListModel;
import envoy.data.Message;
import envoy.data.User;

/**
 * Represents a chat between two {@link User}s <br>
 * as a list of {@link Message} objects.
 * <br>
 * Project: <strong>envoy-client</strong><br>
 * File: <strong>Chat.java</strong><br>
 * Created: <strong>19 Oct 2019</strong><br>
 *
 * @author Maximilian K&auml;fer
 * @author Leon Hofmeister
 * @author Kai S. K. Engelbart
 * @since Envoy v0.1-alpha
 */
public class Chat implements Serializable {

	private static final long serialVersionUID = -7751248474547242056L;

	private User						recipient;
	private ComponentListModel<Message>	model	= new ComponentListModel<>();

	/**
	 * Provides the list of messages that the recipient receives.<br>
	 * Saves the Messages in the corresponding chat at that Point.
	 *
	 * @param recipient the user who receives the messages
	 * @since Envoy v0.1-alpha
	 */
	public Chat(User recipient) { this.recipient = recipient; }

	/**
	 * @return the recipient of a message
	 * @since Envoy v0.1-alpha
	 */
	public User getRecipient() { return recipient; }

	/**
	 * Adds the received message at the current Point in the current chat
	 *
	 * @param message the message to add in said chat
	 * @since Envoy v0.1-alpha
	 */
	public void appendMessage(Message message) { model.add(message); }

	/**
	 * @return all messages in the current chat
	 * @since Envoy v0.1-alpha
	 */
	public ComponentListModel<Message> getModel() { return model; }
}