package envoy.client;

import java.awt.Color;
import java.util.HashMap;
import java.util.Map;
import java.util.prefs.Preferences;

import envoy.client.ui.Theme;
import envoy.schema.User;

/**
 * Project: <strong>envoy-client</strong><br>
 * File: <strong>Settings.java</strong><br>
 * Created: <strong>11 Nov 2019</strong><br>
 * 
 * @author Leon Hofmeister
 * @author Maximilian K&auml;fer
 * @since Envoy v0.2-alpha
 */
public class Settings {

	private String				username;
	private String				email;
	private boolean				enterToSend	= true;
	private Map<String, Theme>	themes		= new HashMap<>();

	private String currentTheme;
	// private Image profilePic;
	private static Settings	settings;
	private Preferences		prefs	= Preferences.userNodeForPackage(Settings.class);

	/**
	 * The way to instantiate the settings.
	 * Is set to private to deny other instances of that object.
	 * 
	 * @since Envoy v0.2-alpha
	 */
	private Settings() {}

	/**
	 * This method is used to ensure that there is only one instance of Settings.
	 * 
	 * @return the instance of Settings
	 * @since Envoy v0.2-alpha
	 */
	public static Settings getInstance() {
		if (settings == null) {
			settings = new Settings();
			settings.load();
		}
		return settings;
	}

	public void load() {
		settings.setUsername(prefs.get("username", ""));
		settings.setEmail(prefs.get("email", ""));
		settings.setEnterToSend(prefs.getBoolean("enterToSend", true));
		// currentTheme = "dark"; Activate once if NullPointerException on currentTheme
		// and change theme to dark or white in Settings
		settings.setCurrentTheme(prefs.get("theme", "dark"));
	}

	public void save() {
		prefs.put("username", settings.getUsername());
		prefs.put("email", settings.getEmail());
		prefs.put("theme", currentTheme);
		System.out.println(currentTheme);
		prefs.putBoolean("enterToSend", settings.isEnterToSend());
		// TODO: override themes map

	}

	public void firstSave(User user) {

		// TODO: load themes

		settings.getThemes()
			.put("dark",
					new Theme("dark", Color.black, Color.darkGray, Color.white, Color.blue, Color.white, Color.orange,
							Color.blue, Color.white, Color.white));
		settings.getThemes()
			.put("light",
					new Theme("light", new Color(235, 235, 235), Color.white, Color.white, Color.darkGray, Color.black,
							Color.orange, Color.darkGray, Color.black, Color.black));





		prefs.put("username", user.getName());
		// prefs.put("email", user.getEmail());
		// prefs.putBoolean("darkMode", true);
		// prefs.putBoolean("enterToSend", true);
	}

	public void addNewThemeToMap(Theme theme) {
		settings.getThemes().put(theme.getThemeName(), theme);
		currentTheme = theme.getThemeName();
	}

	public String getCurrentTheme() { return currentTheme; }

	public void setCurrentTheme(String themeName) { currentTheme = themeName; }

	/**
	 * @return the username
	 * @since Envoy v0.2-alpha
	 */
	public String getUsername() { return username; }

	/**
	 * @param username the username to set
	 * @since Envoy v0.2-alpha
	 */
	public void setUsername(String username) { this.username = username; }

	/**
	 * @return the email associated with that user.
	 * @since Envoy v0.2-alpha
	 */
	public String getEmail() { return email; }

	/**
	 * @param email the email to set
	 * @since Envoy v0.2-alpha
	 */
	public void setEmail(String email) { this.email = email; }

	/**
	 * @return true, if "enter" suffices to send a message, else it has to be "ctrl"
	 *         + "enter"
	 * @since Envoy v0.2-alpha
	 */
	public boolean isEnterToSend() { return enterToSend; }

	/**
	 * Change mode of posting a message via Keystroke.
	 * 
	 * @param enterToSend if true, "enter" suffices to send a message, <br>
	 *                    else it has to be "ctrl" + "enter"
	 * @since Envoy v0.2-alpha
	 */
	public void setEnterToSend(boolean enterToSend) { this.enterToSend = enterToSend; }

	public Map<String, Theme> getThemes() { return themes; }

	public void setThemes(Map<String, Theme> themes) { this.themes = themes; }

	// /**
	// * @return the profilePic
	// * @since Envoy v0.2-alpha
	// */
	// public Image getProfilePic() { return profilePic; }
	//
	// /**
	// * @param profilePic the profilePic to set
	// * @since Envoy v0.1-alpha
	// */
	// public void setProfilePic(Image profilePic) { this.profilePic = profilePic; }


}