#ifndef FLOW_METER_INSTANCE_H
#define FLOW_METER_INSTANCE_H

#include "ns3/object.h"
#include "ns3/nstime.h"
#include "ns3/packet.h"
#include "ns3/data-rate.h"

namespace ns3
{


class FlowMeterInstance: public Object
{
  public:
    /**
     * \brief Get the TypeId
     *
     * \return The TypeId for this class
     */
    static TypeId GetTypeId();

    /**
     * \brief Create a FlowMeterInstance
     */
    FlowMeterInstance();

    /**
     * Destroy a FlowMeterInstance
     *
     * This is the destructor for the Tas.
     */
    ~FlowMeterInstance();

    // Delete copy constructor and assignment operator to avoid misuse
    FlowMeterInstance& operator=(const FlowMeterInstance&) = delete;
    FlowMeterInstance(const FlowMeterInstance&) = delete;

    void updateTokenBuckets();

    bool Test(Ptr<Packet>);

  protected:

  private:
    DataRate m_cir;
    uint32_t m_cbs;
    DataRate m_eir;
    uint32_t m_ebs;
    bool m_cf;
    bool m_dropOnYellow;
    bool m_markAllFramesRedEnable;
    bool m_markAllFramesRed;

    Time m_lastTokenUpdateTime;
    double m_committedToken = 0;
    double m_excessToken = 0;
};

}
#endif /* FLOW_METER_INSTANCE_H */