/*
 * Copyright (C) 2011 by Tommi Maekitalo
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * As a special exception, you may use this file as part of a free
 * software library without restriction. Specifically, if other files
 * instantiate templates or use macros or inline functions from this
 * file, or you compile this file and link it with other files to
 * produce an executable, this file does not by itself cause the
 * resulting executable to be covered by the GNU General Public
 * License. This exception does not however invalidate any other
 * reasons why the executable file might be covered by the GNU Library
 * General Public License.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef CXXTOOLS_JSON_HTTPCLIENT_H
#define CXXTOOLS_JSON_HTTPCLIENT_H

#include <cxxtools/remoteclient.h>
#include <string>

namespace cxxtools
{

class SelectorBase;

namespace net
{
    class Uri;
    class AddrInfo;
}

namespace json
{

    class HttpClientImpl;

    class HttpClient : public RemoteClient
    {
        public:
            HttpClient()
                : _impl(0)
                { }

            explicit HttpClient(SelectorBase& selector)
                : _impl(0)
                { setSelector(selector); }

            explicit HttpClient(const net::AddrInfo& addr, const std::string& url, bool ssl = false)
                : _impl(0)
                { prepareConnect(addr, url, ssl); }
            HttpClient(const net::AddrInfo& addr, const std::string& url, const std::string& sslCertificate)
                : _impl(0)
                { prepareConnect(addr, url, sslCertificate); }
            HttpClient(const std::string& addr, unsigned short port, const std::string& url, bool ssl = false)
                : _impl(0)
                { prepareConnect(addr, port, url, ssl); }
            HttpClient(const std::string& addr, unsigned short port, const std::string& url, const std::string& sslCertificate)
                : _impl(0)
                { prepareConnect(addr, port, url, sslCertificate); }
            explicit HttpClient(const net::Uri& uri)
                : _impl(0)
                { prepareConnect(uri); }
            HttpClient(const net::Uri& uri, const std::string& sslCertificate)
                : _impl(0)
                { prepareConnect(uri, sslCertificate); }

            HttpClient(SelectorBase& selector, const net::AddrInfo& addr, const std::string& url, bool ssl = false)
                : _impl(0)
                { setSelector(selector); prepareConnect(addr, url, ssl); }
            HttpClient(SelectorBase& selector, const net::AddrInfo& addr, const std::string& url, const std::string& sslCertificate)
                : _impl(0)
                { setSelector(selector); prepareConnect(addr, url, sslCertificate); }
            HttpClient(SelectorBase& selector, const std::string& addr, unsigned short port, const std::string& url, bool ssl = false)
                : _impl(0)
                { setSelector(selector); prepareConnect(addr, port, url, ssl); }
            HttpClient(SelectorBase& selector, const std::string& addr, const std::string& url, unsigned short port, const std::string& sslCertificate)
                : _impl(0)
                { setSelector(selector); prepareConnect(addr, port, url, sslCertificate); }
            HttpClient(SelectorBase& selector, const net::Uri& uri)
                : _impl(0)
                { setSelector(selector); prepareConnect(uri); }
            HttpClient(SelectorBase& selector, const net::Uri& uri, const std::string& sslCertificate)
                : _impl(0)
                { setSelector(selector); prepareConnect(uri, sslCertificate); }

            HttpClient(const HttpClient&);
            HttpClient& operator= (const HttpClient&);

            virtual ~HttpClient();

            void prepareConnect(const net::AddrInfo& addr, const std::string& url, bool ssl = false);
            void prepareConnect(const net::AddrInfo& addr, const std::string& url, const std::string& sslCertificate);
            void prepareConnect(const std::string& host, unsigned short port, const std::string& url, bool ssl = false);
            void prepareConnect(const std::string& host, unsigned short port, const std::string& url, const std::string& sslCertificate);
            void prepareConnect(const net::Uri& uri);
            void prepareConnect(const net::Uri& uri, const std::string& sslCertificate);

            void connect(const net::AddrInfo& addrinfo, const std::string& url, bool ssl_ = false)
                { prepareConnect(addrinfo, url, ssl_); connect(); }

            void connect(const net::AddrInfo& addrinfo, const std::string& url, const std::string& sslCertificate)
                { prepareConnect(addrinfo, url, sslCertificate); connect(); }

            void connect(const std::string& host, unsigned short int port, const std::string& url, bool ssl_ = false)
                { prepareConnect(host, port, url, ssl_); connect(); }

            void connect(const std::string& host, unsigned short int port, const std::string& url, const std::string& sslCertificate)
                { prepareConnect(host, port, url, sslCertificate); connect(); }

            void connect(const net::Uri& uri)
                { prepareConnect(uri); connect(); }

            void connect(const net::Uri& uri, const std::string& sslCertificate)
                { prepareConnect(uri, sslCertificate); connect(); }

            void connect();

            void url(const std::string& url);
            void auth(const std::string& username, const std::string& password);

            void clearAuth();

            void setSelector(SelectorBase* selector);

            void setSelector(SelectorBase& selector)  { setSelector(&selector); }

            /// @see cxxtools::net::TcpSocket::setSslVerify
            void setSslVerify(int level, const std::string& ca = std::string());

            void beginCall(IComposer& r, IRemoteProcedure& method, IDecomposer** argv, unsigned argc);

            void endCall();

            void call(IComposer& r, IRemoteProcedure& method, IDecomposer** argv, unsigned argc);

            Milliseconds timeout() const;
            void timeout(Milliseconds t);

            Milliseconds connectTimeout() const;
            void connectTimeout(Milliseconds t);

            const std::string& url() const;

            const IRemoteProcedure* activeProcedure() const;

            void cancel();

            void wait(Milliseconds msecs = WaitInfinite);

        private:
            HttpClientImpl* _impl;
            HttpClientImpl* getImpl();
            const HttpClientImpl* getImpl() const
            { return const_cast<HttpClient*>(this)->getImpl(); }
    };

}

}

#endif
