graphs/cpp/my_nfts/auction.cc


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#include "auction.hh"

#include <algorithm>
Auction::Auction(Person& organizer, NFT nft, uint initial_bid)
    : organizer_{ organizer }
    , nft_{ std::move(nft) }
    , highest_bidder_{ nullptr }
    , highest_bid_{ initial_bid }
{
    if (!nft_ || nft_->empty())
        throw std::invalid_argument{ "Invalid nft!" };
}
Auction::~Auction()
{
    if (highest_bidder_ == nullptr)
        organizer_.add_nft(std::move(nft_));
    else
    {
        highest_bidder_->add_nft(std::move(nft_));
        organizer_.add_money(highest_bid_);
    }
}
bool Auction::bid(Person& person, uint money)
{
    if (money > highest_bid_)
    {
        if (highest_bidder_ == nullptr)
            highest_bidder_ = &person;
        else
            highest_bidder_->add_money(highest_bid_);
        highest_bid_ = money;
        highest_bidder_ = &person;
        highest_bidder_->remove_money(money);
        return true;
    }
    return false;
}
const std::string& Auction::get_nft_name() const
{
    return *nft_;
}
uint Auction::get_highest_bid() const
{
    return highest_bid_;
}