#include "scan_log.h"

namespace roro::scanlog {

std::string csvField(const std::string& value) {
    bool needsQuote = false;
    for (char c : value)
        if (c == ',' || c == '"' || c == '\n' || c == '\r') needsQuote = true;
    if (!needsQuote) return value;
    std::string out = "\"";
    for (char c : value) {
        if (c == '"') out += '"';  // escape by doubling
        out += c;
    }
    out += '"';
    return out;
}

std::string header() { return "time,bssid,channel,rssi,security,ssid"; }

std::string row(const std::string& timestamp, const ScanEntry& ap) {
    return csvField(timestamp) + "," + csvField(ap.bssid) + "," + std::to_string(ap.channel) + "," +
           std::to_string(ap.rssi) + "," + csvField(ap.security) + "," +
           csvField(ap.ssid.empty() ? "(hidden)" : ap.ssid);
}

}  // namespace roro::scanlog