/* Copyright (C) 2025 awy <awy@awy.one>

   This file is part of stbar.

   stbar is free software: you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation,
   either version 3 of the License, or (at your option) any later version.

   stbar is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   General Public License for more details.

   You should have received a copy of the GNU General Public
   License along with stbar. If not, see
   <https://www.gnu.org/licenses/>. */

/* cmd_idle and cmd_idleloop functions are taken from the
   MPC <https://github.com/MusicPlayerDaemon/mpc> */

#define _POSIX_C_SOURCE 200112L
#include "../lib/util.h"
#include <dirent.h>
#include <mpd/client.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>

int
cmd_idle(struct mpd_connection *connection)
{
  enum mpd_idle idle = 0;
  pid_t wbarpid;

  idle = idle == 0 ? mpd_run_idle(connection) :
                     mpd_run_idle_mask(connection, idle);
  if (idle == 0 && mpd_connection_get_error(connection) != MPD_ERROR_SUCCESS)
    printf("error");

  for (unsigned j = 0;; ++j) {
    enum mpd_idle i = 1 << j;
    const char *name = mpd_idle_name(i);

    if (name == NULL)
      break;

    if (idle & i) {
      updatebar(11);
    }
  }

  return 0;
}

int
cmd_idleloop(struct mpd_connection *connection)
{
  while (true) {
    int ret = cmd_idle(connection);
    fflush(stdout);
    if (ret != 0)
      return ret;
  }
}

int
stmpdup(void)
{
  struct mpd_connection *conn;

  conn = mpd_connection_new(NULL, 0, 30000);
  if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
    fprintf(stderr, "MPD connection error: %s\n",
      mpd_connection_get_error_message(conn));
    return 1;
  }

  cmd_idleloop(conn);
  return 0;
}