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#include "Snapshot.h"
#include <ctime>
#include <sstream>
#include <string>
#include <unordered_map>
#include <vector>
#include <iostream>
#include <nlohmann/json.hpp>
#include <raylib.h>
#include "Killmail.h"
#include "Owner.h"
using json = nlohmann::json;
using tm = std::tm;
void from_json(const json& j, tm& d);
void from_json(const json& j, Killmail& km);
NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(LongVector3, x, y, z)
Snapshot::Snapshot(const char* filename) :
m_killmails {},
m_teams {}
{
if (!FileExists(filename))
throw "File does not exist";
char* text = LoadFileText(filename);
auto dump = json::parse(text);
std::unordered_map<long int, long int> group_lookup;
for (const auto& item : dump["types"]) {
const auto type_id = item["type_id"].get<long int>();
item["group_id"].get_to(group_lookup[type_id]);
}
dump.at("killmails").get_to(m_killmails);
for (auto& km : m_killmails)
km.group = group_lookup[km.ship];
int team = 0;
for (const auto& members : dump.at("teams")) {
for (const auto& entry : members) {
const auto id = entry.get<long int>();
m_teams[id] = team;
}
++team;
}
UnloadFileText(text);
}
std::vector<Killmail>
Snapshot::killmails() const
{
return m_killmails;
}
int
Snapshot::team(const Owner& owner) const
{
auto find = [this](long int id) -> int {
if (id < 0)
return -1;
const auto search = m_teams.find(id);
if (search == m_teams.end())
return -1;
return search->second;
};
int id;
if ((id = find(owner.faction)) != -1) return id;
if ((id = find(owner.alliance)) != -1) return id;
if ((id = find(owner.corporation)) != -1) return id;
return -1;
}
void
from_json(const json& j, tm& d)
{
std::istringstream str(j.get<std::string>());
str >> std::get_time(&d, "%Y-%m-%dT%H:%M:%SZ");
}
void
from_json(const json& j, Killmail& km)
{
j.at("solar_system_id").get_to(km.location);
j.at("victim").at("ship_type_id").get_to(km.ship);
j.at("victim").at("position").get_to(km.position);
if (j.at("victim").contains("character_id"))
j.at("victim").at("character_id").get_to(km.owner.character);
j.at("victim").at("corporation_id").get_to(km.owner.corporation);
if (j.at("victim").contains("alliance_id"))
j.at("victim").at("alliance_id").get_to(km.owner.alliance);
if (j.at("victim").contains("faction_id"))
j.at("victim").at("faction_id").get_to(km.owner.faction);
auto calendar = j.at("killmail_time").get<tm>();
km.time = std::mktime(&calendar);
}
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