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static PFMultiplayerHandle g_pfmHandle; // initialized elsewhere

#define PFLOBBY_SEARCH_KEY_GAME_MODE "string_key1"
#define PFLOBBY_SEARCH_KEY_COMPETITION_STYLE "string_key2"
#define PFLOBBY_SEARCH_KEY_SKILL "number_key1"

#define GAME_MODE_DEATH_MATCH "DeathMatch"
#define COMPETITION_STYLE_RANKED "Ranked"

PFEntityKey m_localUser;
namespace MyGame {
    uint32_t GetPlayerSkill(); // defined elsewhere
}

void CreateLobbyWithSearchProperties()
{
    // Initialize the lobby configuration with search properties
    std::string playerSkill = std::to_string(MyGame::GetPlayerSkill());

    const char* searchPropertyKeys[] = {
        PFLOBBY_SEARCH_KEY_GAME_MODE,
        PFLOBBY_SEARCH_KEY_COMPETITION_STYLE,
        PFLOBBY_SEARCH_KEY_SKILL,
    };

    const char* searchPropertyValues[_countof(searchPropertyKeys)] = {
        GAME_MODE_DEATH_MATCH,
        COMPETITION_STYLE_RANKED,
        playerSkill.c_str(),
    };

    PFLobbyCreateConfiguration lobbyConfiguration{};
    lobbyConfiguration.maxMemberCount = 16;
    lobbyConfiguration.searchPropertyCount = _countof(searchPropertyKeys);
    lobbyConfiguration.searchPropertyKeys = searchPropertyKeys;
    lobbyConfiguration.searchPropertyValues = searchPropertyValues;

    // Initialize an empty join configuration. This can be optionally initialized with the creator's member properties 
    PFLobbyJoinConfiguration creatorMemberConfiguration{};
    creatorMemberConfiguration.memberPropertyCount = 0;

    // Create and join the lobby
    PFLobbyHandle lobby;
    HRESULT hr = PFMultiplayerCreateAndJoinLobby(
        g_pfmHandle,
        &m_localUser,
        &lobbyConfiguration,
        &creatorMemberConfiguration,
        nullptr,
        &lobby);
}