package javapns.devices.implementations.basic;

import java.sql.*;

import javapns.devices.*;
import javapns.devices.exceptions.*;

/**
 * This class is used to represent a Device (iPhone)
 * @author Maxime Peron
 *
 */
public class BasicDevice implements Device {

	/* 
	 * An id representing a particular device.
	 * 
	 * Note that this is a local reference to the device,
	 * which is not related to the actual device UUID or
	 * other device-specific identification. Most of the
	 * time, this deviceId should be the same as the token.
	 */
	private String deviceId;

	/* The device token given by Apple Server, hexadecimal form, 64bits length */
	private String token;

	/* The last time a device registered */
	private Timestamp lastRegister;


	/**
	 * Default constructor.
	 * @param token The device token
	 */
	public BasicDevice(String token) throws InvalidDeviceTokenFormatException {
		this(token, true);
	}


	public BasicDevice(String token, boolean validate) throws InvalidDeviceTokenFormatException {
		super();
		this.deviceId = token;
		this.token = token;
		try {
			this.lastRegister = new Timestamp(System.currentTimeMillis());
		} catch (Exception e) {
		}
		if (validate) validateTokenFormat(token);
	}


	public BasicDevice() {
	}


	public void validateTokenFormat() throws InvalidDeviceTokenFormatException {
		validateTokenFormat(token);
	}


	public static void validateTokenFormat(String token) throws InvalidDeviceTokenFormatException {
		if (token == null) {
			throw new InvalidDeviceTokenFormatException("Device Token is null, and not the required 64 bytes...");
		}
		if (token.getBytes().length != 64) {
			throw new InvalidDeviceTokenFormatException("Device Token has a length of [" + token.getBytes().length + "] and not the required 64 bytes!");
		}
	}


	/**
	 * Constructor
	 * @param id The device id
	 * @param token The device token
	 */
	public BasicDevice(String id, String token, Timestamp register) throws InvalidDeviceTokenFormatException {
		super();
		this.deviceId = id;
		this.token = token;
		this.lastRegister = register;

		validateTokenFormat(token);

	}


	/**
	 * Getter
	 * @return the device id
	 */
	public String getDeviceId() {
		return deviceId;
	}


	/**
	 * Getter
	 * @return the device token
	 */
	public String getToken() {
		return token;
	}


	/**
	 * Getter
	 * @return the last register
	 */
	public Timestamp getLastRegister() {
		return lastRegister;
	}


	/**
	 * Setter
	 * @param id the device id
	 */
	public void setDeviceId(String id) {
		this.deviceId = id;
	}


	/**
	 * Setter the device token
	 * @param token
	 */
	public void setToken(String token) {
		this.token = token;
	}


	public void setLastRegister(Timestamp lastRegister) {
		this.lastRegister = lastRegister;
	}

}