/**
 * Copyright (C) 2009 eXo Platform SAS.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.exoplatform.organization.webui.component;

import org.exoplatform.commons.serialization.api.annotations.Serialized;
import org.exoplatform.portal.Constants;
import org.exoplatform.portal.application.PortalRequestContext;
import org.exoplatform.portal.webui.util.Util;
import org.exoplatform.portal.webui.workspace.UIPortalApplication;
import org.exoplatform.portal.webui.workspace.UIWorkingWorkspace;
import org.exoplatform.services.organization.OrganizationService;
import org.exoplatform.services.organization.User;
import org.exoplatform.services.organization.UserProfile;
import org.exoplatform.services.organization.UserProfileHandler;
import org.exoplatform.services.organization.UserStatus;
import org.exoplatform.services.resources.LocaleConfig;
import org.exoplatform.services.resources.LocaleConfigService;
import org.exoplatform.web.application.AbstractApplicationMessage;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIPopupWindow;
import org.exoplatform.webui.core.lifecycle.UIFormLifecycle;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.Event.Phase;
import org.exoplatform.webui.event.EventListener;
import org.exoplatform.webui.form.UIFormInputContainer;
import org.exoplatform.webui.form.UIFormInputSet;
import org.exoplatform.webui.form.UIFormTabPane;
import org.exoplatform.webui.organization.UIUserMembershipSelector;
import org.exoplatform.webui.organization.UIUserProfileInputSet;

import java.util.ResourceBundle;

/** Created by The eXo Platform SARL Author : chungnv nguyenchung136@yahoo.com Jun 23, 2006 10:07:15 AM */
@ComponentConfig(lifecycle = UIFormLifecycle.class, template = "system:/groovy/webui/form/UIFormTabPane.gtmpl", events = {
        @EventConfig(listeners = UIUserInfo.SaveActionListener.class),
        @EventConfig(listeners = UIUserInfo.BackActionListener.class, phase = Phase.DECODE),
        @EventConfig(listeners = UIUserInfo.ToggleChangePasswordActionListener.class, phase = Phase.DECODE) })
@Serialized
public class UIUserInfo extends UIFormTabPane {

    private String username_ = null;

    public UIUserInfo() throws Exception {
        super("UIUserInfo");

        UIFormInputSet accountInputSet = new UIAccountEditInputSet("UIAccountEditInputSet");
        addChild(accountInputSet);
        setSelectedTab(accountInputSet.getId());

        UIFormInputSet userProfileSet = new UIUserProfileInputSet("UIUserProfileInputSet");
        addChild(userProfileSet);

        UIFormInputContainer<?> uiUserMembershipSelectorSet = new UIUserMembershipSelector();
        addChild(uiUserMembershipSelectorSet);

        setActions(new String[] { "Save", "Back" });
    }

    public void setUser(String userName) throws Exception {
        username_ = userName;
        OrganizationService service = getApplicationComponent(OrganizationService.class);
        User user = service.getUserHandler().findUserByName(userName, UserStatus.ANY);

        getChild(UIAccountEditInputSet.class).setValue(user);
        getChild(UIUserProfileInputSet.class).setUserProfile(userName);

        UIUserMembershipSelector uiMembershipSelector = getChild(UIUserMembershipSelector.class);
        uiMembershipSelector.setUser(user);
    }

    public String getUserName() {
        return username_;
    }

    public void processRender(WebuiRequestContext context) throws Exception {
        super.processRender(context);
        UIUserMembershipSelector uiUserMembershipSelector = getChild(UIUserMembershipSelector.class);
        if (uiUserMembershipSelector == null) {
            return;
        }
        UIPopupWindow uiPopupWindow = uiUserMembershipSelector.getChild(UIPopupWindow.class);
        if (uiPopupWindow == null) {
            return;
        }
        uiPopupWindow.processRender(context);
    }

    public static class SaveActionListener extends EventListener<UIUserInfo> {
        public void execute(Event<UIUserInfo> event) throws Exception {
            UIUserInfo uiUserInfo = event.getSource();
            OrganizationService service = uiUserInfo.getApplicationComponent(OrganizationService.class);
            boolean save = uiUserInfo.getChild(UIAccountEditInputSet.class).save(service);
            if (!save) {
                return;
            }

            // TODO: UserProfile save can be unsuccessful, but user info from accountEditInputSet has been already edited. So it's not atomic edit...
            save = uiUserInfo.getChild(UIUserProfileInputSet.class).save(service, uiUserInfo.getUserName(), false);
            if (!save) {
                return;
            }

            if (uiUserInfo.getUserName().equals(event.getRequestContext().getRemoteUser())) {
                UserProfileHandler hanlder = service.getUserProfileHandler();
                UserProfile userProfile = hanlder.findUserProfileByName(event.getRequestContext().getRemoteUser());
                String language = userProfile != null ? userProfile.getAttribute(Constants.USER_LANGUAGE) : null;

                UIPortalApplication uiApp = Util.getUIPortalApplication();
                if (language != null && language.trim().length() >= 1) {
                    LocaleConfigService localeConfigService = event.getSource().getApplicationComponent(LocaleConfigService.class);
                    LocaleConfig localeConfig = localeConfigService.getLocaleConfig(language);
                    if (localeConfig == null)
                        localeConfig = localeConfigService.getDefaultLocaleConfig();
                    PortalRequestContext prqCtx = Util.getPortalRequestContext();
                    prqCtx.setLocale(localeConfig.getLocale());

                    // GTNPORTAL-3244: A workaround to update localization in the popup messages
                    ResourceBundle bundle = Util.getPortalRequestContext().getApplication().getResourceBundle(localeConfig.getLocale());
                    for(AbstractApplicationMessage message : uiApp.getUIPopupMessages().getErrors()) {
                        message.setResourceBundle(bundle);
                    }
                    for(AbstractApplicationMessage message : uiApp.getUIPopupMessages().getWarnings()) {
                        message.setResourceBundle(bundle);
                    }
                    for(AbstractApplicationMessage message : uiApp.getUIPopupMessages().getInfos()) {
                        message.setResourceBundle(bundle);
                    }

                    Util.getPortalRequestContext().addUIComponentToUpdateByAjax(
                            uiApp.findFirstComponentOfType(UIWorkingWorkspace.class));
                    Util.getPortalRequestContext().ignoreAJAXUpdateOnPortlets(true);

                }
            }

            UIAccountEditInputSet accountInput = uiUserInfo.getChild(UIAccountEditInputSet.class);
            UIUserProfileInputSet userProfile = uiUserInfo.getChild(UIUserProfileInputSet.class);
            uiUserInfo.setRenderSibling(UIListUsers.class);
            accountInput.reset();
            userProfile.reset();
            event.getRequestContext().setProcessRender(true);
        }
    }

    public static class BackActionListener extends EventListener<UIUserInfo> {
        public void execute(Event<UIUserInfo> event) throws Exception {
            UIUserInfo userInfo = event.getSource();
            UIAccountEditInputSet accountInput = userInfo.getChild(UIAccountEditInputSet.class);
            UIUserProfileInputSet userProfile = userInfo.getChild(UIUserProfileInputSet.class);
            userInfo.setRenderSibling(UIListUsers.class);
            accountInput.reset();
            userProfile.reset();
            event.getRequestContext().setProcessRender(true);
        }
    }

    public static class ToggleChangePasswordActionListener extends EventListener<UIUserInfo> {
        public void execute(Event<UIUserInfo> event) throws Exception {
            UIUserInfo userInfo = event.getSource();
            UIAccountEditInputSet uiAccountInput = userInfo.getChild(UIAccountEditInputSet.class);
            uiAccountInput.checkChangePassword();
        }
    }
}
