/*
 * ============LICENSE_START==========================================
 * ONAP Portal SDK
 * ===================================================================
 * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 * ===================================================================
 *
 * Unless otherwise specified, all software contained herein is licensed
 * under the Apache License, Version 2.0 (the "License");
 * you may not use this software 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.
 *
 * Unless otherwise specified, all documentation contained herein is licensed
 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
 * you may not use this documentation except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             https://creativecommons.org/licenses/by/4.0/
 *
 * Unless required by applicable law or agreed to in writing, documentation
 * 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.
 *
 * ============LICENSE_END============================================
 *
 * 
 */
package org.onap.portalapp.controller.sample;

import java.io.PrintWriter;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.json.JSONObject;
import org.onap.portalsdk.core.controller.RestrictedBaseController;
import org.onap.portalsdk.core.domain.BroadcastMessage;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
import org.onap.portalsdk.core.service.BroadcastService;
import org.onap.portalsdk.core.util.SystemProperties;
import org.onap.portalsdk.core.web.support.AppUtils;
import org.onap.portalsdk.core.web.support.JsonMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;

import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;

@Controller
@RequestMapping("/")
public class BroadcastController extends RestrictedBaseController {

	private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(BroadcastController.class);
	
	@Autowired
	private BroadcastService broadcastService;

	@RequestMapping(value = { "/broadcast" }, method = RequestMethod.GET)
	public ModelAndView broadcast(HttpServletRequest request) {
		Map<String, Object> model = new HashMap<String, Object>();
		ObjectMapper mapper = new ObjectMapper();

		try {
			model.put("broadcastMessage", mapper.writeValueAsString(broadcastService.getBroadcastMessage(request)));
			model.put("broadcastSites", mapper.writeValueAsString(referenceData(request).get("broadcastSites")));
		} catch (Exception e) {
			logger.error(EELFLoggerDelegate.errorLogger, "broadcast() failed", e);
		}
		return new ModelAndView(getViewName(), model);
	}

	@RequestMapping(value = { "/get_broadcast" }, method = RequestMethod.GET)
	public void getBroadcast(HttpServletRequest request, HttpServletResponse response) {
		Map<String, Object> model = new HashMap<String, Object>();
		ObjectMapper mapper = new ObjectMapper();

		try {

			model.put("broadcastMessage", mapper.writeValueAsString(broadcastService.getBroadcastMessage(request)));
			model.put("broadcastSites", mapper.writeValueAsString(referenceData(request).get("broadcastSites")));
			JsonMessage msg = new JsonMessage(mapper.writeValueAsString(model));
			JSONObject j = new JSONObject(msg);
			response.getWriter().write(j.toString());

		} catch (Exception e) {
			logger.error(EELFLoggerDelegate.errorLogger, "getBroadcast() failed", e);
		}

	}

	@SuppressWarnings({ "unchecked", "rawtypes" })
	protected Map referenceData(HttpServletRequest request) {
		Map lookupData = new HashMap();

		if ("true".equals(SystemProperties.getProperty(SystemProperties.CLUSTERED))) {
			lookupData.put("broadcastSites", AppUtils.getLookupList("fn_lu_broadcast_site", "broadcast_site_cd",
					"broadcast_site_descr", "", "broadcast_site_descr"));
		}

		return lookupData;
	}

	@RequestMapping(value = { "/broadcast/save" }, method = RequestMethod.POST)
	public ModelAndView save(HttpServletRequest request, HttpServletResponse response) throws Exception {

		try {

			ObjectMapper mapper = new ObjectMapper();
			mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
			JsonNode root = mapper.readTree(request.getReader());
			BroadcastMessage broadcastMessage = mapper.readValue(root.get("broadcastMessage").toString(),
					BroadcastMessage.class);

			broadcastService.saveBroadcastMessage(broadcastMessage);

			response.setCharacterEncoding("UTF-8");
			response.setContentType("application / json");
			request.setCharacterEncoding("UTF-8");

			PrintWriter out = response.getWriter();
			String responseString = mapper.writeValueAsString(broadcastMessage);
			JSONObject j = new JSONObject("{broadcastMessage: " + responseString + "}");

			out.write(j.toString());

			return null;
		} catch (Exception e) {
			response.setCharacterEncoding("UTF-8");
			request.setCharacterEncoding("UTF-8");
			PrintWriter out = response.getWriter();
			out.write("An error occurred while saving the BroadcastMessage in the save () mapping-/broadcast/save   ");
			logger.error(EELFLoggerDelegate.errorLogger, "save() failed", e);
			return null;
		}

	}
}