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/**
* Meter interface
*
* @package vzlogger
* @copyright Copyright (c) 2011 - 2023, The volkszaehler.org project
* @license http://www.gnu.org/licenses/gpl.txt GNU Public License
* @author Steffen Vogel <info@steffenvogel.de>
*/
/*
* This file is part of volkzaehler.org
*
* volkzaehler.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* volkzaehler.org 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _METER_H_
#define _METER_H_
#include <list>
#include <vector>
#include <Channel.hpp>
#include <Options.hpp>
#include <Reading.hpp>
#include <meter_protocol.hpp>
#include <protocols/Protocol.hpp>
#include <shared_ptr.hpp>
class Meter {
public:
typedef vz::shared_ptr<Meter> Ptr;
Meter(std::list<Option> options);
// Meter(const Meter *mtr);
virtual ~Meter();
virtual void open();
virtual int close();
virtual size_t read(std::vector<Reading> &rds, size_t n);
// setter
void interval(const int i) { _interval = i; }
// getter
const char *name() const { return _name.c_str(); }
virtual bool isEnabled() const { return _enable; }
meter_protocol_t protocolId() const { return _protocol_id; }
vz::protocol::Protocol::Ptr protocol() const { return _protocol; }
ReadingIdentifier::Ptr identifier() const { return _identifier; }
int interval() const { return _interval; }
int skip() const { return _skip; }
int aggtime() const { return _aggtime; }
bool aggFixedInterval() const { return _aggFixedInterval; }
private:
static int instances; // meter instance id (increasing counter)
// bool _thread_running; // flag if thread is started
int id; // meter id
std::string _name; // meter name
bool _enable; // true if meter is disabled (default)
meter_protocol_t _protocol_id; // meter protocol id
vz::protocol::Protocol::Ptr _protocol; // meter protocol
ReadingIdentifier::Ptr _identifier;
int _interval;
bool _skip;
int _aggtime;
bool _aggFixedInterval;
std::vector<Channel> channels; // channel for logging
};
typedef struct {
const meter_protocol_t id;
const char *name; // short identifier for protocol
const char *desc; // more detailed description
const size_t max_readings; // how many readings can be read with 1 call
} meter_details_t;
/**
* Get list of available meter types
*/
int meter_lookup_protocol(const char *name, meter_protocol_t *protocol);
const meter_details_t *meter_get_protocols();
const meter_details_t *meter_get_details(meter_protocol_t protocol);
#endif /* _METER_H_ */
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