#ifndef GERMANAIRLINESVA_GACONNECTOR_GATE_H
#define GERMANAIRLINESVA_GACONNECTOR_GATE_H

#include <cstdint>
#include <cstring>
#include <streambuf>
#include <string>
#include <utility>
#include <vector>

/*
 * Representation of X-Plane gate
 * Heading in degrees (0...360)
 *
 * Length in bytes: 18 + length of designator
 * Designator must be null terminated
 *
 * UINT8 | CHAR[]     | DOUBLE | DOUBLE | UINT8
 * ------+------------+--------+--------+------
 * LEN   | DESIGNATOR | LAT    | LON    | WIDTH
 */
class Gate
{
private:
    std::string designator;
    double latitude;
    double longitude;
    std::vector<std::uint8_t> file;

public:
    Gate(const std::string &designator, double latitude, double longitude)
    {

        this->designator = designator;
        this->latitude = latitude;
        this->longitude = longitude;

        file = std::vector<std::uint8_t>(18 + this->designator.length(), 0);
        std::uint8_t *bufPtr = file.data();
        memset(bufPtr,
               static_cast<std::uint8_t>(this->designator.length()),
               sizeof(std::uint8_t));
        bufPtr++; // Designator length
        memcpy(bufPtr, this->designator.c_str(), this->designator.length());
        bufPtr +=
            this->designator.length() + 1; // Designator plus null termination
        memcpy(bufPtr, &this->latitude, sizeof(this->latitude));
        bufPtr += 8; // Latitude
        memcpy(bufPtr, &this->longitude, sizeof(this->longitude));
    }

    std::uint8_t *getBinaryData() { return this->file.data(); }
    std::size_t getBinaryLength() { return this->file.size(); }
};

#endif