#include <stdio.h>
#include <stdlib.h>
#include <jack/jack.h>
#include "engine.h"
#include "gui.h"

static jack_client_t *client = NULL;
static float *buffer = NULL;
static int buffer_size = 0;

int main(void)
{
    /* create JACK client */
    const char *client_name = "jack_looper_gui_test";
    jack_options_t options = JackNullOption;
    jack_status_t status;

    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;
    }

    /* allocate audio buffer */
    buffer_size = 4096;
    buffer = calloc(buffer_size, sizeof(float));
    if (!buffer) {
        fprintf(stderr, "Failed to allocate audio buffer\n");
        jack_client_close(client);
        return 1;
    }

    /* initialize engine */
    if (engine_init(client, buffer, buffer_size) != 0) {
        fprintf(stderr, "Failed to initialize engine\n");
        free(buffer);
        jack_client_close(client);
        return 1;
    }

    /* run GUI */
    int ret = gui_main(client, buffer, buffer_size);

    /* cleanup */
    engine_cleanup(g_engine);
    free(buffer);
    jack_client_close(client);

    return ret;
}