/*-
 * ================================================================================
 * eCOMP Portal
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ================================================================================
 */
package org.openecomp.portalapp.uebhandler;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;

import org.openecomp.portalapp.portal.domain.EPApp;
import org.openecomp.portalapp.portal.domain.EPUser;
import org.openecomp.portalapp.portal.logging.aop.EPMetricsLog;
import org.openecomp.portalapp.portal.service.EPAppService;
import org.openecomp.portalapp.portal.service.SearchService;
import org.openecomp.portalapp.portal.utils.EcompPortalUtils;
import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
import org.openecomp.portalsdk.core.onboarding.ueb.UebException;
import org.openecomp.portalsdk.core.onboarding.ueb.UebManager;
import org.openecomp.portalsdk.core.onboarding.ueb.UebMsg;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.EnableAspectJAutoProxy;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;

@Component
@org.springframework.context.annotation.Configuration
@EnableAspectJAutoProxy
@EPMetricsLog
public class WidgetNotificationHandler {
	EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(WidgetNotificationHandler.class);
	
	final DateFormat dateFormat = new SimpleDateFormat("HH:mm:ss:SSSS");
	
	@Autowired
	EPAppService appSvc;
	
	@Autowired
	SearchService searchSvc;

	
	public WidgetNotificationHandler()
	{
	}
	 
	@Async
	public void handleWidgetNotification(UebMsg requestMsg)
	{	
		if (requestMsg.getUserId() != null) {
			logger.debug(EELFLoggerDelegate.debugLogger, "handleWidgetNotification: getting widgets/apps for user = " + requestMsg.getUserId());
			EPUser user = searchSvc.searchUserByUserId(requestMsg.getUserId());
			if (user != null && (appSvc != null)) {
				logger.debug(EELFLoggerDelegate.debugLogger, "Debug mytag: " + appSvc);
			    List<EPApp> apps = appSvc.getUserApps(user);
			    for (EPApp app : apps) {
			        if (app.getUebTopicName() != null) {
			    		UebMsg widgetMsg = new UebMsg();
			    	    widgetMsg.putSourceTopicName(app.getUebTopicName());
			    	    logger.debug(EELFLoggerDelegate.debugLogger, "app.getUebTopicName was invoked");
				    	widgetMsg.putPayload(requestMsg.getPayload());
				    	try {
				    		logger.debug(EELFLoggerDelegate.debugLogger, "Sending widget notification from " + requestMsg.getSourceTopicName() + " to " + app.getUebTopicName());
				    		UebManager.getInstance().publishEP(widgetMsg, app.getUebTopicName());
				  	    } catch (UebException e) {
				        	logger.error(EELFLoggerDelegate.errorLogger, "handleWidgetNotification publishEP exception" + EcompPortalUtils.getStackTrace(e));
				  	    }
			        }
			    }
			} else {
				logger.error(EELFLoggerDelegate.errorLogger, dateFormat.format(new Date()) +  "handleWidgetNotification: user " + 
			                 requestMsg.getUserId() + " not found" + " source = " + requestMsg.getSourceTopicName() + 
			                 ". This widget notification cannot be posted to other widgets");
			}
		}
	}

}