/*******************************************************************************
 * Copyright 2013-2015 alladin-IT GmbH
 * 
 * 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 at.alladin.rmbt.controlServer;

import java.sql.SQLException;
import java.text.MessageFormat;
import java.util.Arrays;
import java.util.List;

import org.json.JSONException;
import org.json.JSONObject;
import org.restlet.resource.Get;
import org.restlet.resource.Post;

import at.alladin.rmbt.qos.QoSUtil;
import at.alladin.rmbt.qos.QoSUtil.TestUuid;
import at.alladin.rmbt.qos.QoSUtil.TestUuid.UuidType;
import at.alladin.rmbt.shared.hstoreparser.HstoreParseException;

public class QoSResultResource extends ServerResource
{   
    @Post("json")
    public String request(final String entity)
    {
        addAllowOrigin();
        
        JSONObject request = null;
        
        final ErrorList errorList = new ErrorList();
        final JSONObject answer = new JSONObject();
        String answerString;
        
        System.out.println(MessageFormat.format(labels.getString("NEW_QOS_TESTRESULT_DETAIL"), getIP()));
        
        if (entity != null && !entity.isEmpty())
            // try parse the string to a JSON object
            try
            {
                request = new JSONObject(entity);
                
                String lang = request.optString("language");
                
                // Load Language Files for Client
                
                final List<String> langs = Arrays.asList(settings.getString("RMBT_SUPPORTED_LANGUAGES").split(",\\s*"));
                
                if (langs.contains(lang))
                {
                    errorList.setLanguage(lang);
                }
                else
                    lang = settings.getString("RMBT_DEFAULT_LANGUAGE");
                
                
                if (conn != null) {
                    final String testUuid = request.optString("test_uuid");
                    QoSUtil.evaluate(settings, conn, new TestUuid(testUuid, UuidType.TEST_UUID), answer, lang, errorList, capabilities.getQosCapability());
                }
                else {
                    errorList.addError("ERROR_DB_CONNECTION");
                }
                
            }
            catch (final JSONException e)
            {
                errorList.addError("ERROR_REQUEST_JSON");
                e.printStackTrace();
            } catch (SQLException e) {
            	errorList.addError("ERROR_DB_CONNECTION");
            	e.printStackTrace();
			} catch (HstoreParseException e) {
            	errorList.addErrorString(e.getMessage());
            	e.printStackTrace();
			} catch (IllegalArgumentException e) {
				errorList.addError("ERROR_REQUEST_JSON");
            	e.printStackTrace();
			} catch (IllegalAccessException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (UnsupportedOperationException e) {
				errorList.addError("ERROR_REQUEST_QOS_RESULT_DETAIL_NO_UUID");
			}

        else
            errorList.addErrorString("Expected request is missing.");
        
        try
        {
            answer.putOpt("error", errorList.getList());
        }
        catch (final JSONException e)
        {
            System.out.println("Error saving ErrorList: " + e.toString());
        }
        
        answerString = answer.toString();
        
        return answerString;
    }
    
    @Get("json")
    public String retrieve(final String entity)
    {
        return request(entity);
    }
    
}