#ifndef SECTOR_H
#define SECTOR_H

#include "bytes.h"
#include "fluxmap.h"

class Record;
class Location;

/*
 * Note that sectors here used zero-based numbering throughout (to make the
 * maths easier); traditionally floppy disk use 0-based track numbering and
 * 1-based sector numbering, which makes no sense.
 */
class Sector
{
public:
    enum Status
    {
        OK,
        BAD_CHECKSUM,
        MISSING,
        DATA_MISSING,
        CONFLICT,
        INTERNAL_ERROR
    };

    static std::string statusToString(Status status);
    static std::string statusToChar(Status status);
    static Status stringToStatus(const std::string& value);

    Status status = Status::INTERNAL_ERROR;
    uint32_t position;
    nanoseconds_t clock = 0;
    nanoseconds_t headerStartTime = 0;
    nanoseconds_t headerEndTime = 0;
    nanoseconds_t dataStartTime = 0;
    nanoseconds_t dataEndTime = 0;
    unsigned physicalTrack = 0;
    unsigned physicalHead = 0;
    unsigned logicalTrack = 0;
    unsigned logicalSide = 0;
    unsigned logicalSector = 0;
    Bytes data;
    std::vector<std::shared_ptr<Record>> records;

    Sector() {}

    Sector(const Location& location);

    std::tuple<int, int, int, Status> key() const
    {
        return std::make_tuple(
            logicalTrack, logicalSide, logicalSector, status);
    }

    bool operator==(const Sector& rhs) const
    {
        return key() == rhs.key();
    }

    bool operator!=(const Sector& rhs) const
    {
        return key() != rhs.key();
    }

    bool operator<(const Sector& rhs) const
    {
        return key() < rhs.key();
    }
};

extern bool sectorPointerSortPredicate(
	const std::shared_ptr<const Sector>& lhs,
    const std::shared_ptr<const Sector>& rhs);
extern bool sectorPointerEqualsPredicate(
    const std::shared_ptr<const Sector>& lhs,
    const std::shared_ptr<const Sector>& rhs);

#endif