#include <cstdint>
#include <iostream>
#include <memory>
#include <vector>

#include "dpf/online_session.hpp"

// PIRsona BitMore fetch on a split-io async star (L=1 → 2 servers).
//
//   c++ -std=c++17 -pthread -I include -I thirdparty \
//       examples/applications/pirsona_fetch.cpp

int main()
{
    constexpr std::size_t L = 1;
    constexpr std::size_t n = 1u << L;
    auto seeds = std::make_shared<std::vector<std::vector<std::uint8_t>>>(n);
    auto answers = std::make_shared<std::vector<std::vector<std::uint8_t>>>(n);
    for (std::size_t i = 0; i < n; ++i)
    {
        (*seeds)[i].assign(16 * L, static_cast<std::uint8_t>(i + 1));
        (*answers)[i].assign(8, static_cast<std::uint8_t>(0x40 + i));
    }
    try
    {
        auto client = dpf::protocol::pirsona_bitmore_fetch(L, 16, 8, seeds, answers);
        const std::vector<std::size_t> slots{16u * L, 8u};
        dpf::session::drive_async_star(n, slots, std::move(client),
            [&](std::size_t i) {
                return dpf::protocol::star_server_reply_rounds(16 * L, 8,
                    (*answers)[i]);
            });
        std::cout << "pirsona_fetch rounds=" << (2 * n) << " servers=" << n
                  << "\n";
    }
    catch (const std::exception & ex)
    {
        std::cerr << "pirsona_fetch: " << ex.what() << "\n";
        return 1;
    }
    return 0;
}