#include "hiisi.h"
#include "heload/heload.h"

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <dlfcn.h>
#include <link.h>
#include <signal.h>
#include <atomic>

std::atomic<bool> reload_requested(false);

void reload_signal_handler(int) {
    reload_requested = true;
}

void reload_modules() {
    if (he_reload_module("libhiisi-engine.so") != 0) {
        fprintf(stderr, "Failed to reload libhiisi-engine.so. Exiting.\n");
        exit(EXIT_FAILURE);
    }
}

int main(int argc, char **argv) {

    signal(SIGUSR1, reload_signal_handler);

    if (he_init() != 0) {
        fprintf(stderr, "Failed to initialize heload. Exiting.\n");
        exit(EXIT_FAILURE);
    }

    he_print_module_infos();

    hiisi::EngineData state;

    hiisi::init(&state, argc, argv);
    while (hiisi::event(&state)) {
        hiisi::iterate(&state);
        if (reload_requested) {
            reload_modules();
            reload_requested = false;
        }
    }

    he_deinit();

    return 0;
}