http_command_interface.h

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// Copyright (c) 2014, Pepperl+Fuchs GmbH, Mannheim
// Copyright (c) 2014, Denis Dillenberger
// All rights reserved.
//
// Use, modification, and distribution is subject to the
// 3-clause BSD license ("Revised BSD License",
// "New BSD License", or "Modified BSD License")
// You should have received a copy of this license
// in a file named COPYING or LICENSE.

#ifndef HTTP_COMMAND_INTERFACE_H
#define HTTP_COMMAND_INTERFACE_H
#include <string>
#include <map>
#include <boost/property_tree/ptree.hpp>
#include <pepperl_fuchs_r2000/protocol_info.h>

namespace pepperl_fuchs {

class HttpCommandInterface
{
public:
    HttpCommandInterface(const std::string& http_host, int http_port=80);

    const std::string& getHttpHost() const { return http_host_; }

    bool setParameter(const std::string name, const std::string value);

    boost::optional<std::string> getParameter(const std::string name);

    std::map< std::string, std::string > getParameters( const std::vector< std::string >& names );

    std::vector< std::string > getParameterList();

    boost::optional<ProtocolInfo> getProtocolInfo();

    boost::optional<HandleInfo> requestHandleTCP(int start_angle=-1800000);

    boost::optional<HandleInfo> requestHandleUDP(int port, std::string hostname = std::string(""), int start_angle=-1800000);

    bool releaseHandle( const std::string& handle );

    bool startScanOutput( const std::string& handle );

    bool stopScanOutput( const std::string& handle );

    bool feedWatchdog( const std::string& handle );

    bool rebootDevice();

    bool resetParameters(const std::vector< std::string >& names);

    std::string discoverLocalIP();

private:

    int httpGet(const std::string request_path, std::string& header, std::string& content);

    bool sendHttpCommand(const std::string cmd, const std::map< std::string, std::string > param_values );

    bool sendHttpCommand(const std::string cmd, const std::string param = "", const std::string value = "" );

    bool checkErrorCode();

    std::string http_host_;

    int http_port_;

    boost::property_tree::ptree pt_;

    int http_status_code_;

};
}

#endif // HTTP_COMMAND_INTERFACE_H