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package net.glxn.qrgen.core.scheme;

import static net.glxn.qrgen.core.scheme.SchemeUtil.getParameters;

import java.util.Map;

/**
 * Encodes a Wifi connection, format is:
 * WIFI:T:AUTHENTICATION;S:SSID;P:PSK;H:HIDDEN;
 */
public class Wifi extends Schema {

	public static final String WIFI_PROTOCOL_HEADER = "WIFI:";
	public static final String AUTHENTICATION = "T";
	public static final String SSID = "S";
	public static final String PSK = "P";
	public static final String HIDDEN = "H";
	private String authentication;
	private String ssid;
	private String psk;
	private boolean hidden = false;

	public Wifi() {
		super();
	}

	/**
	 * @return the authentication
	 */
	public String getAuthentication() {
		return authentication;
	}

	/**
	 * @param authentication
	 *            the authentication to set
	 */
	public void setAuthentication(Authentication authentication) {
		setAuthentication(authentication.toString());
	}

	/**
	 * @param authentication
	 *            the authentication to set
	 */
	public void setAuthentication(String authentication) {
		this.authentication = authentication;
	}

	/**
	 * @param authentication
	 *            the authentication to set
	 */
	public Wifi withAuthentication(Authentication authentication) {
		setAuthentication(authentication);
		return this;
	}

	/**
	 * @return the ssid
	 */
	public String getSsid() {
		return ssid;
	}

	/**
	 * @param ssid
	 *            the ssid to set
	 */
	public void setSsid(String ssid) {
		this.ssid = ssid;
	}

	/**
	 * @param ssid
	 *            the ssid to set
	 */
	public Wifi withSsid(String ssid) {
		setSsid(ssid);
		return this;
	}

	/**
	 * @return the psk
	 */
	public String getPsk() {
		return psk;
	}

	/**
	 * @param psk
	 *            the psk to set
	 */
	public void setPsk(String psk) {
		this.psk = psk;
	}

	/**
	 * @param psk
	 *            the psk to set
	 */
	public Wifi withPsk(String psk) {
		setPsk(psk);
		return this;
	}

	/**
	 * @return the hidden
	 */
	public boolean isHidden() {
		return hidden;
	}

	/**
	 * @param value
	 *            the hidden to set
	 */
	public void setHidden(final String value) {
		setHidden(Boolean.valueOf(value));
	}

	/**
	 * @param hidden
	 *            the hidden to set
	 */
	public void setHidden(boolean hidden) {
		this.hidden = hidden;
	}

	/**
	 * @param hidden
	 *            the hidden to set
	 */
	public Wifi withHidden(boolean hidden) {
		setHidden(hidden);
		return this;
	}

	public enum Authentication {
		WEP, WPA, nopass;
	}

	@Override
	public Schema parseSchema(String code) {
		if (code == null || !code.startsWith(WIFI_PROTOCOL_HEADER)) {
			throw new IllegalArgumentException("this is not a valid WIFI code: " + code);
		}
		Map parameters = getParameters(code.substring(WIFI_PROTOCOL_HEADER.length()), "(?