/*
 * Copyright 2014 Federal Chancellery Austria
 * MOA-ID has been developed in a cooperation between BRZ, the Federal
 * Chancellery Austria - ICT staff unit, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon 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://www.osor.eu/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.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */
package at.gv.egovernment.moa.id.auth.modules.eidas.config;

import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.Map.Entry;
import java.util.Properties;

import at.gv.egiz.eaaf.core.impl.utils.FileUtils;
import at.gv.egovernment.moa.id.commons.api.exceptions.ConfigurationException;
import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory;
import at.gv.egovernment.moa.logging.Logger;
import eu.eidas.samlengineconfig.ConfigurationParameter;
import eu.eidas.samlengineconfig.InstanceConfiguration;
import eu.eidas.samlengineconfig.StringParameter;

/**
 * @author tlenz
 *
 */
public class MOAeIDASSAMLInstanceConfigurationImpl extends
		InstanceConfiguration {

	public void addParameter(ConfigurationParameter param) {
		if (param != null) {
			List<ConfigurationParameter> paramList = super.getParameters();
			if (paramList == null) {
				paramList = new ArrayList<ConfigurationParameter>();
				super.setParameters(paramList);
			
			}
		
			paramList.add(param);
		}		
	}
	
	public void addParameter(String key, String value) {
		StringParameter param = new StringParameter();
		param.setName(key);
		param.setValue(value);		
		addParameter(param);
		
	}
	
	public void addParameter(Properties parameters) {
		Iterator<Entry<Object, Object>> paramInterator = parameters.entrySet().iterator();
		while (paramInterator.hasNext()) {
			Entry<Object, Object> next = paramInterator.next();
			
			StringParameter param = new StringParameter();
			String keyName = (String) next.getKey();			
			param.setName(keyName);
			
			//make path to binary files absolute
			if (Arrays.asList(MOAeIDASSAMLEngineConfigurationImpl.BINARY_PARAMETERS).contains(keyName))
				try {
					String absoluteConfigFile = FileUtils.makeAbsoluteURL(
							(String)next.getValue(),
							AuthConfigurationProviderFactory.getInstance().getRootConfigFileDir());
					
					URI uri = new URL(absoluteConfigFile).toURI();
					
					File file = new File(uri);
					if (file.exists())
						param.setValue(file.getCanonicalPath());
					
					else {
						Logger.error("eIDAS-configuration fileparameter with key:" + param.getName() + " and path:" + uri.toString() + " NOT exist!");
						param.setValue(null);
						
					}
					
					
				} catch (ConfigurationException | URISyntaxException | IOException e) {
					//TODO: make final!!!!
					e.printStackTrace();
					param.setValue(next.getValue());
					
				}
			else
				param.setValue(next.getValue());
			
			addParameter(param);
			
		}
		
	}
		
}