/* Copyright (c) 2013-2019, 2021, The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of The Linux Foundation, 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 "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
/*
Changes from Qualcomm Innovation Center are provided under the following license:

Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted (subject to the limitations in the
disclaimer below) provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.

    * 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.

    * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
GRANTED BY THIS LICENSE. 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
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef GEOFENCE_ADAPTER_H
#define GEOFENCE_ADAPTER_H

#include <LocAdapterBase.h>
#include <LocContext.h>
#include <LocationAPI.h>
#include <map>

using namespace loc_core;

#define COPY_IF_NOT_NULL(dest, src, len) do { \
    if (NULL!=dest && NULL!=src) { \
        for (size_t i=0; i<len; ++i) { \
            dest[i] = src[i]; \
        } \
    } \
} while (0)

typedef struct GeofenceKey {
    LocationAPI* client;
    uint32_t id;
    inline GeofenceKey() :
        client(NULL), id(0) {}
    inline GeofenceKey(LocationAPI* _client, uint32_t _id) :
        client(_client), id(_id) {}
} GeofenceKey;
inline bool operator <(GeofenceKey const& left, GeofenceKey const& right) {
    return left.id < right.id || (left.id == right.id && left.client < right.client);
}
inline bool operator ==(GeofenceKey const& left, GeofenceKey const& right) {
    return left.id == right.id && left.client == right.client;
}
inline bool operator !=(GeofenceKey const& left, GeofenceKey const& right) {
    return left.id != right.id || left.client != right.client;
}
typedef struct {
    GeofenceKey key;
    GeofenceBreachTypeMask breachMask;
    uint32_t responsiveness;
    uint32_t dwellTime;
    GeofenceConfidence confidence;
    double latitude;
    double longitude;
    double radius;
    bool paused;
} GeofenceObject;
typedef std::map<uint32_t, GeofenceObject> GeofencesMap; //map of hwId to GeofenceObject
typedef std::map<GeofenceKey, uint32_t> GeofenceIdMap; //map of GeofenceKey to hwId

class GeofenceAdapter : public LocAdapterBase {

    /* ==== GEOFENCES ====================================================================== */
    GeofencesMap mGeofences; //map hwId to GeofenceObject
    GeofenceIdMap mGeofenceIds; //map of GeofenceKey to hwId

    PowerStateType mSystemPowerState;

protected:

    /* ==== CLIENT ========================================================================= */
    virtual void updateClientsEventMask();
    virtual void stopClientSessions(LocationAPI* client, bool eraseSession = true);

public:

    GeofenceAdapter();
    virtual ~GeofenceAdapter() {}

    /* ==== SSR ============================================================================ */
    /* ======== EVENTS ====(Called from QMI Thread)========================================= */
    virtual void handleEngineUpEvent();
    /* ======== UTILITIES ================================================================== */
    void restartGeofences();

    /* ==== GEOFENCES ====================================================================== */
    /* ======== COMMANDS ====(Called from Client Thread)==================================== */
    uint32_t* addGeofencesCommand(LocationAPI* client, size_t count,
                                  GeofenceOption* options, GeofenceInfo* info);
    void removeGeofencesCommand(LocationAPI* client, size_t count, uint32_t* ids);
    void pauseGeofencesCommand(LocationAPI* client, size_t count, uint32_t* ids);
    void resumeGeofencesCommand(LocationAPI* client, size_t count, uint32_t* ids);
    void modifyGeofencesCommand(LocationAPI* client, size_t count, uint32_t* ids,
                                GeofenceOption* options);
    void updateSystemPowerStateCommand(PowerStateType systemPowerState);
    /* ======== RESPONSES ================================================================== */
    void reportResponse(LocationAPI* client, size_t count, LocationError* errs, uint32_t* ids);
    /* ======== UTILITIES ================================================================== */
    void saveGeofenceItem(LocationAPI* client,
                          uint32_t clientId,
                          uint32_t hwId,
                          const GeofenceOption& options,
                          const GeofenceInfo& info);
    void removeGeofenceItem(uint32_t hwId);
    void pauseGeofenceItem(uint32_t hwId);
    void resumeGeofenceItem(uint32_t hwId);
    void modifyGeofenceItem(uint32_t hwId, const GeofenceOption& options);
    LocationError getHwIdFromClient(LocationAPI* client, uint32_t clientId, uint32_t& hwId);
    LocationError getGeofenceKeyFromHwId(uint32_t hwId, GeofenceKey& key);
    void dump();

    /* ==== REPORTS ======================================================================== */
    /* ======== EVENTS ====(Called from QMI Thread)========================================= */
    void geofenceBreachEvent(size_t count, uint32_t* hwIds, Location& location,
                             GeofenceBreachType breachType, uint64_t timestamp);
    void geofenceStatusEvent(GeofenceStatusAvailable available);
    /* ======== UTILITIES ================================================================== */
    void geofenceBreach(size_t count, uint32_t* hwIds, const Location& location,
                        GeofenceBreachType breachType, uint64_t timestamp);
    void geofenceStatus(GeofenceStatusAvailable available);
    void pauseOrResumeGeofences(bool pauseOrResume = false /*false - pause, true - resume*/);
    void updateSystemPowerState(PowerStateType systemPowerState);
};

#endif /* GEOFENCE_ADAPTER_H */
