#include "session_state.h"

namespace navegator {

SessionState& g_session() {
    static SessionState s;
    return s;
}

void SessionState::select_browser(int port) {
    std::lock_guard<std::mutex> lk(mu);
    if (selected_port == port) return;
    selected_port = port;
    selected_tab_id.clear();
    selected_tab_ws_url.clear();
    tabs.clear();
    tabs_error.clear();
    if (net) { net->close(); net.reset(); }
}

void SessionState::select_tab(const std::string& tab_id, const std::string& ws_url) {
    std::lock_guard<std::mutex> lk(mu);
    if (selected_tab_id == tab_id) return;
    selected_tab_id = tab_id;
    selected_tab_ws_url = ws_url;
    if (net) { net->close(); net.reset(); }
    if (!ws_url.empty()) {
        net = std::make_unique<NetworkSession>();
        std::string err;
        if (!net->open(ws_url, &err)) {
            net_error = err;
            net.reset();
        } else {
            net_error.clear();
        }
    }
}

void SessionState::clear_selection() {
    std::lock_guard<std::mutex> lk(mu);
    selected_port = 0;
    selected_tab_id.clear();
    selected_tab_ws_url.clear();
    tabs.clear();
    tabs_error.clear();
    if (net) { net->close(); net.reset(); }
}

} // namespace navegator