/*
 *    Copyright (c) 2025, The OpenThread Authors.
 *    All rights reserved.
 *
 *    Redistribution and use in source and binary forms, with or without
 *    modification, are permitted provided that the following conditions are met:
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *    3. Neither the name of the copyright holder nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 *    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 */

#if OTBR_ENABLE_TELEMETRY_DATA_API && OTBR_ENABLE_BORDER_AGENT

#include <utility>
#include <vector>

#include <openthread/history_tracker.h>
#include <openthread/instance.h>

#include "proto/thread_telemetry.pb.h"

namespace otbr {
namespace agent {
namespace TelemetryRetriever {

class BorderAgent
{
public:
    explicit BorderAgent(otInstance *aInstance);
    void RetrieveEpskcJourneyInfo(threadnetwork::TelemetryData::BorderAgentInfo *aBorderAgentInfo);

private:
    bool IsEpskcDeactivationEvent(const otHistoryTrackerBorderAgentEpskcEvent &aEvent);
    std::vector<std::pair<otHistoryTrackerBorderAgentEpskcEvent, uint32_t>> GetUnretrievedEpskcEvents(void);

    otInstance *mInstance;
    uint32_t    mEpskcLastRetrievedTimestamp;
};

} // namespace TelemetryRetriever
} // namespace agent
} // namespace otbr

#endif // OTBR_ENABLE_TELEMETRY_DATA_API && OTBR_ENABLE_BORDER_AGENT