File size: 948 Bytes
98ca630 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | /**
* @file config.cpp
*/
#include "core/config.hpp"
#include <cstdlib>
#include <charconv>
namespace app::core {
std::expected<Config, std::string> Config::from_env() {
Config cfg;
if (const char* name = std::getenv("APP_NAME")) {
cfg.app_name = name;
}
if (const char* url = std::getenv("DATABASE_URL")) {
cfg.database_url = url;
}
if (const char* key = std::getenv("SECRET_KEY")) {
cfg.secret_key = key;
}
if (const char* port_str = std::getenv("PORT")) {
auto result = std::from_chars(port_str, port_str + std::strlen(port_str), cfg.port);
if (result.ec != std::errc{}) {
return std::unexpected<std::string>("Invalid PORT environment variable");
}
}
if (const char* debug = std::getenv("DEBUG")) {
cfg.debug = std::string_view(debug) == "true" || std::string_view(debug) == "1";
}
return cfg;
}
} // namespace app::core
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