HttpClient.h

/*
 * Copyright (C) 2020-2026 by Marc Boris Duerner
 *
 * 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 PT_JSONRPC_HTTPCLIENT_H
#define PT_JSONRPC_HTTPCLIENT_H
 
#include <Pt/JsonRpc/Api.h>
#include <Pt/JsonRpc/Client.h>
#include <Pt/Http/Client.h>
#include <Pt/Connectable.h>
#include <Pt/Types.h>
#include <string>
 
namespace Pt {
 
namespace JsonRpc {

class PT_JSONRPC_API HttpClient : public Client
                                , public Connectable
{
  public:
    HttpClient();

    HttpClient(const Net::Endpoint& ep, const std::string& url);

    HttpClient(System::EventLoop& loop);

    HttpClient(System::EventLoop& loop, const Net::Endpoint& ep,
               const std::string& url);

    virtual ~HttpClient();

    void setActive(System::EventLoop& loop);

    System::EventLoop* loop() const;

    void setSecure(Ssl::Context& ctx);

    void setPeerName(const std::string& peer);

    void setKeepAlive();

    void setTimeout(std::size_t timeout);

    void setTarget(const Net::Endpoint& ep, const std::string& url);

    void setTarget(const Net::Endpoint& ep, const Net::TcpSocketOptions& opts,
                   const std::string& url);

    void setHost(const Net::Endpoint& ep);

    void setHost(const Net::Endpoint& ep, const Net::TcpSocketOptions& opts);

    void setServiceUrl(const std::string& url);

    void setServiceUrl(const char* url);

    const Net::Endpoint& host() const;
 
    Pt::Http::Request& request();
 
    Pt::Http::Reply& reply();

    void close();
 
  protected:
    virtual bool isFailed() const;
 
    // inheritdoc
    virtual void onBeginInvoke();
 
    // inheritdoc
    virtual void onInvoke();
 
    // inheritdoc
    virtual void onEndInvoke();
 
    // inheritdoc
    virtual void onCancel();
 
  private:
    void setError(bool f = true)
    { _error = f; }

    void init();

    void onRequest(Http::Client& client);

    void onReply(Http::Client& client);
 
  private:
    Http::Client _client;
    bool _error;
    Pt::varint_t _r1;
    Pt::varint_t _r2;
};
 
} // namespace JsonRpc
 
} // namespace Pt
 
#endif // PT_JSONRPC_HTTPCLIENT_H