#include "product.hpp"
#include <sstream>
#include <iomanip>

Product::Product(uint64_t id, std::string name, double price, int stock)
    : id_(id), name_(std::move(name)), price_(price), stock_(stock) {}

bool Product::reduceStock(int quantity) {
    if (quantity <= 0 || quantity > stock_) {
        return false;
    }
    stock_ -= quantity;
    return true;
}

void Product::addStock(int quantity) {
    if (quantity > 0) {
        stock_ += quantity;
    }
}

std::string Product::toString() const {
    std::ostringstream oss;
    oss << "[#" << id_ << "] " << name_
        << "  \xEF\xBF\xA5" << std::fixed << std::setprecision(2) << price_
        << " (\xe5\xba\x93\xe5\xad\x98:" << stock_ << ")";
    return oss.str();
}