115 lines
2.9 KiB
C++

#ifndef GERMANAIRLINESVA_FILE_SIMULATORDATABASE_H
#define GERMANAIRLINESVA_FILE_SIMULATORDATABASE_H
#include <cstdint>
#include <fstream>
#include <iostream>
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "simdata/gate.h"
#include "simdata/runway.h"
#include "simdata/simDatabase.h"
/*
* Header
*
* CHAR[5] | UINT8
* --------+--------
* VGAS | VERSION
*/
/*
* Airport
*
* UINT8 | CHAR[] | UINT16 | GATE[] | UINT8 | RUNWAY[]
* --------+--------+----------+--------+---------+---------
* STRLEN | ICAO | NUMGATES | GATES | NUMRWYS | RUNWAYS
*/
namespace germanairlinesva
{
namespace file
{
namespace simdata
{
static inline void toFile(const SimDatabase &database,
const std::string &file)
{
std::ofstream out(file, std::fstream::binary);
// File Header, Last member is version
std::uint8_t header[] = {'V', 'G', 'A', 'S', '\0', 1};
out.write(reinterpret_cast<const char *>(header), 6);
database.toFile(out);
out.close();
}
static inline const SimDatabase readVersion1(std::ifstream &in)
{
SimDatabase database;
std::uint16_t numAirports = read<std::uint16_t>(in);
for (int i = 0; i < numAirports; i++) {
// ICAO
std::string icao = readString(in);
// Gates
std::uint16_t numGates = read<std::uint16_t>(in);
for (int j = 0; j < numGates; j++) {
std::string designator = readString(in);
struct germanairlinesva::geodata::point center =
read<struct germanairlinesva::geodata::point>(in);
std::uint8_t radius = read<std::uint8_t>(in);
database.addGate(icao, designator, center, radius);
}
// Runways
std::uint8_t numRunways = read<std::uint8_t>(in);
for (int j = 0; j < numRunways; j++) {
std::string designator = readString(in);
// Bounds
struct germanairlinesva::geodata::box bounds =
read<struct germanairlinesva::geodata::box>(in);
std::uint8_t width = read<std::uint8_t>(in);
std::uint16_t length = read<std::uint16_t>(in);
std::uint16_t trueHeading = read<std::uint16_t>(in);
database
.addRunway(icao, designator, bounds, width, length, trueHeading);
}
}
in.close();
return database;
}
static inline const SimDatabase fromFile(const std::string &file)
{
std::ifstream in(file, std::ifstream::binary);
// File Header
char ident[5];
in.read(ident, 5);
if (strcmp(ident, "VGAS") != 0) {
throw std::invalid_argument("Wrong file");
}
std::uint8_t version = read<std::uint8_t>(in);
if (version == 1) {
return readVersion1(in);
}
in.close();
return SimDatabase();
}
} // namespace simdata
} // namespace file
} // namespace germanairlinesva
#endif