/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.tuscany.sca.itest;

import java.io.ByteArrayInputStream;

import junit.framework.Assert;
import helloworld.HelloWorldService;

import org.apache.tuscany.sca.node.SCAClient;
import org.apache.tuscany.sca.node.SCAContribution;
import org.apache.tuscany.sca.node.SCANode;
import org.apache.tuscany.sca.node.SCANodeFactory;
import org.apache.ws.security.util.Base64;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Test;

import com.meterware.httpunit.PostMethodWebRequest;
import com.meterware.httpunit.WebConversation;
import com.meterware.httpunit.WebRequest;
import com.meterware.httpunit.WebResponse;

public class TokenAuthTestCase {
    private static SCANode node;
    private static HelloWorldService service;
    private static  SCANodeFactory scaNodeFactory ;

    private static String composite1 ="<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" \n" + 
    		"           targetNamespace=\"http://itest/policy\"\n" + 
    		"           xmlns:sca=\"http://www.osoa.org/xmlns/sca/1.0\"\n" + 
    		"           xmlns:tuscany=\"http://tuscany.apache.org/xmlns/sca/1.0\"\n" + 
    		"           xmlns:ip=\"http://itest/policy\"\n" + 
    		"           name=\"Helloworld\">\n" + 
    		"           \n" + 
    		"    <component name=\"HelloWorldClientComponent\">\n" + 
    		"        <implementation.java class=\"helloworld.HelloWorldClientImpl\"/>\n" + 
    		"        <service name=\"HelloWorldService\">\n" + 
    		"            <interface.java interface=\"helloworld.HelloWorldService\"/>\n" + 
    		"            <binding.sca/>\n" + 
    		"        </service>\n" + 
    		"        <reference name=\"helloworldWS\" requires=\"authentication\">\n" + 
    		"            <binding.ws uri=\"http://localhost:8085/HelloWorldServiceWSComponent\"/>\n" + 
    		"        </reference>\n" + 
    		"        <reference name=\"helloworldJMS\" requires=\"authentication\">\n" + 
    		"            <binding.jms uri=\"jms:HelloWorldService\"/>\n" + 
    		"        </reference>\n" + 
    		"    </component>           \n" + 
    		"\n" + 
    		"    <component name=\"HelloWorldServiceWSComponent\">\n" + 
    		"        <implementation.java class=\"helloworld.HelloWorldServiceImpl\" requires=\"tuscany:identity\"/>\n" + 
    		"        <service name=\"HelloWorldService\" requires=\"authentication\">\n" + 
    		"        	<interface.java interface=\"helloworld.HelloWorldService\"/>\n" + 
    		"            <binding.ws uri=\"http://localhost:8085/HelloWorldServiceWSComponent\"/>\n" + 
    		"        </service>\n" + 
    		"    </component>\n" + 
    		"    \n" + 
    		"    <component name=\"HelloWorldServiceJMSComponent\">\n" + 
    		"        <implementation.java class=\"helloworld.HelloWorldServiceImpl\" requires=\"tuscany:identity\"/>\n" + 
    		"        <service name=\"HelloWorldService\" requires=\"authentication\">\n" + 
    		"            <interface.java interface=\"helloworld.HelloWorldService\"/>\n" + 
    		"            <binding.jms/>\n" + 
    		"        </service>\n" + 
    		"    </component>    \n" + 
    		"</composite>";
    
    
    @BeforeClass
    public static void init() throws Exception {
        try {
            
    
            
            ////
         	 scaNodeFactory = SCANodeFactory.newInstance();
          	String contribName1 = "HelloWorldService" + "-contribution.xml";
      		SCAContribution contrib1 = new SCAContribution(contribName1, "file:///C:/tusacny16-samples/itest/policy-security-basicauth/src/main/resources/");
      		SCAContribution contrib2 = new SCAContribution(contribName1, "file:///C:/tusacny16-samples/itest/policy-security-basicauth/resources-ucf.jar");

      		// create SCA Node
      		node = scaNodeFactory.createSCANode("HelloWorldService", composite1,new SCAContribution("",""));
      		node.start();
            
            
            
            /////
            
            service = ((SCAClient)node).getService(HelloWorldService.class, "HelloWorldClientComponent");
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    @AfterClass
    public static void destroy() throws Exception {
        node.stop();
    }
    
    @Test
    //@Ignore
    public void testViaSCAClient() {
        String greetings = service.getGreetings("Simon");
        System.out.println("Tokens reported at component context security subject = ");
        System.out.println(greetings);
        Assert.assertEquals("Hello Simon SomeWSAuthorizationToken Hello Simon DummyTokenID ", greetings);
    } 
    
    @Test
    @Ignore
    public void testWSViaNonSCAClient() {
        
        try {
            String token ="MyToken";
            String encToken = Base64.encode(token.getBytes());
            
            String response = callService("http://L3AW203:8085/HelloWorldServiceWSComponent",
                                          "<?xml version='1.0' encoding='UTF-8'?>" +
                                            "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\">" + 
                                             "<soapenv:Header>" + 
                                               "<ns2:Token xmlns:ns2=\"http://helloworld/\">" + encToken + "</ns2:Token>" + 
                                             "</soapenv:Header>" + 
                                             "<soapenv:Body>" + 
                                               "<ns2:getGreetings xmlns:ns2=\"http://helloworld/\">" + 
                                                 "<arg0>Simon</arg0>" + 
                                               "</ns2:getGreetings>" + 
                                             "</soapenv:Body>" + 
                                            "</soapenv:Envelope>" );
            System.out.println(">>>" + response);
        } catch(Exception ex) {
            System.out.println(ex.toString());
        }
    } 
    
    @Test
    @Ignore
    public void testJMSViaNonSCAClient() {
        // TODO
    }
    
    public String callService(String url, String requestString) throws Exception {
        System.out.println("Request = " + requestString);
        WebConversation wc   = new WebConversation();
        wc.setAuthorization("Me", "MyPasswd");
        WebRequest request   = new PostMethodWebRequest( url, 
                                                         new ByteArrayInputStream(requestString.getBytes("UTF-8")),"text/xml");
        request.setHeaderField("SOAPAction", "");
        WebResponse response = wc.getResource(request);
        System.out.println("Response= " + response.getText());               
        Assert.assertEquals(200, response.getResponseCode());
        return response.getText(); 
    }    
}