#include "Settings.h"

namespace Artifact {

Settings::Settings() : Settings(getDataPath() / "settings.conf") {}

Settings::Settings(Path path) : path(path) {
    reload();
}

std::string trim(const std::string& str) {
    size_t first = str.find_first_not_of(" \t\r\n");
    if (first == std::string::npos) return "";
    size_t last = str.find_last_not_of(" \t\r\n");
    return str.substr(first, last - first + 1);
}

void Settings::reload() {
    clear();
    std::ifstream file(path);
    if (!file.is_open()) {
        // TODO: Log a warning
        return;
    }
    
    std::string line;
    while (std::getline(file, line)) {
        line = trim(line);
        if (line.empty() || line[0] == '#' || line[0] == ';') {
            continue;
        }

        size_t eq_pos = line.find('=');
        if (eq_pos == std::string::npos) {
            continue;
        }

        std::string key = trim(line.substr(0, eq_pos));
        std::string value = trim(line.substr(eq_pos + 1));

        if (!key.empty()) {
            data[key] = value;
        }
    }
}

void Settings::save() {
    std::ofstream file(path);
    if (!file.is_open()) {
        return;
    }

    for (const auto & [key, value] : data) {
        file << key << " = " << value << '\n';
    }
}

}