/*
 * SoapUI, Copyright (C) 2004-2016 SmartBear Software 
 *
 * Licensed under the EUPL, Version 1.1 or - as soon as they will be approved by the European Commission - subsequent 
 * versions of the EUPL (the "Licence"); 
 * You may not use this work except in compliance with the Licence. 
 * You may obtain a copy of the Licence at: 
 * 
 * http://ec.europa.eu/idabc/eupl 
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the Licence is 
 * distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 
 * express or implied. See the Licence for the specific language governing permissions and limitations 
 * under the Licence. 
 */

package com.eviware.soapui.support.preferences;

import com.eviware.soapui.SoapUI;

import java.awt.Frame;
import java.awt.Rectangle;
import java.util.prefs.BackingStoreException;
import java.util.prefs.Preferences;

/**
 * This class uses user specific preferences that do not belong in a project file (since it may be shared between
 * users), such as preferred window position and save locations.
 */
public class UserPreferences {

    public static final String ROOT_NODE_NAME = SoapUI.class.getName();

    // package protected to help unit test
    static final String WINDOW_X = "SoapUIWindowX";
    static final String WINDOW_Y = "SoapUIWindowY";
    static final String WINDOW_WIDTH = "SoapUIWindowWidth";
    static final String WINDOW_HEIGHT = "SoapUIWindowHeight";
    static final String EXTENDED_STATE = "SoapUIExtendedState";
    static final String INSTALLATION_TYPE = "SoapUIInstallationType";

    private Preferences preferences = Preferences.userRoot().node(ROOT_NODE_NAME);

    public void setSoapUIWindowBounds(Rectangle windowBounds) throws BackingStoreException {
        if (windowBounds == null) {
            clearAllProperties(WINDOW_X, WINDOW_Y, WINDOW_HEIGHT, WINDOW_WIDTH);
            return;
        }
        preferences.putInt(WINDOW_X, windowBounds.x);
        preferences.putInt(WINDOW_Y, windowBounds.y);
        preferences.putInt(WINDOW_WIDTH, windowBounds.width);
        preferences.putInt(WINDOW_HEIGHT, windowBounds.height);
        preferences.flush();
    }

    public Rectangle getSoapUIWindowBounds() {
        if (hasAllIntProperties(WINDOW_X, WINDOW_Y, WINDOW_WIDTH, WINDOW_HEIGHT)) {
            return new Rectangle(preferences.getInt(WINDOW_X, 0), preferences.getInt(WINDOW_Y, 0),
                    preferences.getInt(WINDOW_WIDTH, 800), preferences.getInt(WINDOW_HEIGHT, 600));
        } else {
            return null;
        }
    }

    public void setSoapUIExtendedState(int extendedState) throws BackingStoreException {
        preferences.putInt(EXTENDED_STATE, extendedState);
        preferences.flush();
    }

    public int getSoapUIExtendedState() {
        if (hasAllIntProperties(EXTENDED_STATE)) {
            return preferences.getInt(EXTENDED_STATE, Frame.NORMAL);
        } else {
            return Frame.NORMAL;
        }
    }

    public void setInstallationType(int type) throws BackingStoreException {
        preferences.putInt(INSTALLATION_TYPE, type);
        preferences.flush();
    }

    public int getInstallationType() {
        if (hasAllIntProperties(INSTALLATION_TYPE)) {
            return preferences.getInt(INSTALLATION_TYPE, -1);
        } else {
            return -1;
        }
    }

    private void clearAllProperties(String... propertyNames) {
        for (String propertyName : propertyNames) {
            preferences.remove(propertyName);
        }
    }

    private boolean hasAllIntProperties(String... propertyNames) {
        for (String propertyName : propertyNames) {
            if (preferences.getInt(propertyName, -1) == -1) {
                return false;
            }
        }
        return true;
    }

    public static void main(String[] args) throws BackingStoreException {
        new UserPreferences().setSoapUIWindowBounds(null);
    }
}