/**
 *
 * Copyright the original author or authors
 *
 * 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.jivesoftware.smack.proxy;

/**
 * Class which stores proxy information such as proxy type, host, port, 
 * authentication etc.
 * 
 * @author Atul Aggarwal
 */

public class ProxyInfo
{
    public enum ProxyType
    {
        HTTP,
        SOCKS4,
        SOCKS5
    }

    private String proxyAddress;
    private int proxyPort;
    private String proxyUsername;
    private String proxyPassword;
    private ProxyType proxyType;
    private final ProxySocketConnection proxySocketConnection;

    public ProxyInfo(ProxyType pType, String pHost, int pPort, String pUser, 
                        String pPass)
    {
        this.proxyType = pType;
        this.proxyAddress = pHost;
        this.proxyPort = pPort;
        this.proxyUsername = pUser;
        this.proxyPassword = pPass;
        switch (proxyType) {
        case HTTP:
            proxySocketConnection = new HTTPProxySocketConnection(this);
            break;
        case SOCKS4:
            proxySocketConnection = new Socks4ProxySocketConnection(this);
            break;
        case SOCKS5:
            proxySocketConnection = new Socks5ProxySocketConnection(this);
            break;
        default:
            throw new IllegalStateException();
        }
    }

    public static ProxyInfo forHttpProxy(String pHost, int pPort, String pUser, 
                                    String pPass)
    {
        return new ProxyInfo(ProxyType.HTTP, pHost, pPort, pUser, pPass);
    }

    public static ProxyInfo forSocks4Proxy(String pHost, int pPort, String pUser, 
                                    String pPass)
    {
        return new ProxyInfo(ProxyType.SOCKS4, pHost, pPort, pUser, pPass);
    }

    public static ProxyInfo forSocks5Proxy(String pHost, int pPort, String pUser, 
                                    String pPass)
    {
        return new ProxyInfo(ProxyType.SOCKS5, pHost, pPort, pUser, pPass);
    }

    public ProxyType getProxyType()
    {
        return proxyType;
    }

    public String getProxyAddress()
    {
        return proxyAddress;
    }

    public int getProxyPort()
    {
        return proxyPort;
    }

    public String getProxyUsername()
    {
        return proxyUsername;
    }

    public String getProxyPassword()
    {
        return proxyPassword;
    }

    public ProxySocketConnection getProxySocketConnection() {
        return proxySocketConnection;
    }
}