Files
Platform/src/common/DotEnv.h
2024-06-09 20:46:14 +02:00

120 lines
4.2 KiB
C++

#ifndef DOTENV_H
#define DOTENV_H
#include <string>
#include <map>
#include <fstream>
#include <sstream>
#include <algorithm>
#include <iostream>
#include "Utils.h"
//#include "Dataset.h"
namespace platform {
class DotEnv {
private:
std::map<std::string, std::string> env;
std::map<std::string, std::vector<std::string>> valid;
public:
DotEnv(bool create = false)
{
valid =
{
{"source_data", {"Arff", "Tanveer", "Surcov"}},
{"experiment", {"discretiz", "odte", "covid"}},
{"fit_features", {"0", "1"}},
{"discretize", {"0", "1"}},
{"ignore_nan", {"0", "1"}},
{"stratified", {"0", "1"}},
{"score", {"accuracy"}},
{"framework", {"bulma", "bootstrap"}},
{"margin", {"0.1", "0.2", "0.3"}},
{"n_folds", {"5", "10"}},
{"discretize_algo", {"mdlp", "bin3u", "bin3q", "bin4u", "bin4q"}},
{"smooth_strat", {"OLD_LAPLACE", "LAPLACE", "CESTNIK"}},
{ "platform", {"any"} },
{"model", {"any"}},
{"seeds", {"any"}},
{"nodes", {"any"}},
{"leaves", {"any"}},
{"depth", {"any"}},
};
if (create) {
// For testing purposes
std::ofstream file(".env");
file << "source_data = Test" << std::endl;
file << "margin = 0.1" << std::endl;
file.close();
}
std::ifstream file(".env");
if (!file.is_open()) {
std::cerr << "File .env not found" << std::endl;
exit(1);
}
std::string line;
while (std::getline(file, line)) {
line = trim(line);
if (line.empty() || line[0] == '#') {
continue;
}
std::istringstream iss(line);
std::string key, value;
if (std::getline(iss, key, '=') && std::getline(iss, value)) {
key = trim(key);
value = trim(value);
parse(key, value);
env[key] = value;
}
}
parseEnv();
}
void parse(const std::string& key, const std::string& value)
{
if (valid.find(key) == valid.end()) {
std::cerr << "Invalid key in .env: " << key << std::endl;
exit(1);
}
if (valid[key].front() == "any") {
return;
}
if (std::find(valid[key].begin(), valid[key].end(), value) == valid[key].end()) {
std::cerr << "Invalid value in .env: " << key << " = " << value << std::endl;
exit(1);
}
}
void parseEnv()
{
for (auto& [key, values] : valid) {
if (env.find(key) == env.end()) {
std::string valid_values = "", sep = "";
for (const auto& value : values) {
valid_values += sep + value;
sep = ", ";
}
std::cerr << "Key not found in .env: " << key << ", valid values: " << valid_values << std::endl;
exit(1);
}
}
}
std::string get(const std::string& key)
{
if (env.find(key) == env.end()) {
std::cerr << "Key not found in .env: " << key << std::endl;
exit(1);
}
return env.at(key);
}
std::vector<int> getSeeds()
{
auto seeds = std::vector<int>();
auto seeds_str = env["seeds"];
seeds_str = trim(seeds_str);
seeds_str = seeds_str.substr(1, seeds_str.size() - 2);
auto seeds_str_split = split(seeds_str, ',');
transform(seeds_str_split.begin(), seeds_str_split.end(), back_inserter(seeds), [](const std::string& str) {
return stoi(str);
});
return seeds;
}
};
}
#endif