#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <jack/jack.h>
#include "looper.h"

int main(int argc, char *argv[])
{
    (void)argc;
    (void)argv;
    const char *client_name = "looper";
    jack_options_t options = JackNullOption;
    jack_status_t status;

    jack_client_t *client = jack_client_open(client_name, options, &status);
    if (client == NULL) {
        fprintf(stderr, "jack_client_open() failed, status = 0x%2.0x\n", status);
        if (status & JackServerFailed)
            fprintf(stderr, "Unable to connect to JACK server\n");
        return 1;
    }

    if (status & JackNameNotUnique)
        client_name = jack_get_client_name(client);

    jack_set_process_callback(client, process_callback, NULL);
    jack_on_shutdown(client, jack_shutdown_cb, NULL);

    if (looper_init(client) != 0) {
        fprintf(stderr, "looper initialisation failed\n");
        jack_client_close(client);
        return 1;
    }

    if (jack_activate(client)) {
        fprintf(stderr, "Cannot activate client\n");
        jack_client_close(client);
        return 1;
    }

    fprintf(stderr, "looper running (client name '%s')\n", client_name);

    while (1) {
        looper_process_commands(client);
        usleep(50000);   /* check commands every 50 ms */
    }

    jack_client_close(client);
    return 0;
}