#ifndef BAREV_H
#define BAREV_H

/*
 * barev.h - Pure C89 Barev client public API
 * Compatibility target: Pascal TBarevClient + barev_c_api exports.
 */

#include <stddef.h>

#ifdef __cplusplus
extern "C" {
#endif

#define BAREV_VERSION "0.1"
#define BAREV_DEFAULT_PORT 1337

typedef struct barev_client barev_client_t;
typedef struct barev_buddy barev_buddy_t;

typedef enum {
  BAREV_STATUS_OFFLINE = 0,
  BAREV_STATUS_AVAILABLE = 1,
  BAREV_STATUS_AWAY = 2,
  BAREV_STATUS_XA = 3,
  BAREV_STATUS_DND = 4
} barev_status_t;

typedef enum {
  BAREV_CONN_DISCONNECTED = 0,
  BAREV_CONN_CONNECTING = 1,
  BAREV_CONN_STREAM_INIT = 2,
  BAREV_CONN_AUTHENTICATED = 3,
  BAREV_CONN_ONLINE = 4
} barev_conn_state_t;

typedef void (*barev_log_cb)(const char *level, const char *msg, void *userdata);
typedef void (*barev_typing_cb)(barev_buddy_t *buddy, int is_typing, void *userdata);
typedef void (*barev_buddy_status_cb)(barev_buddy_t *buddy, int old_status, int new_status, void *userdata);
typedef void (*barev_message_cb)(barev_buddy_t *buddy, const char *msg, void *userdata);
typedef void (*barev_conn_state_cb)(barev_buddy_t *buddy, int state, void *userdata);
typedef void (*barev_ft_offer_cb)(barev_buddy_t *buddy, const char *sid, const char *file_name, long file_size, void *userdata);
typedef void (*barev_ft_progress_cb)(barev_buddy_t *buddy, const char *sid, long done, long total, void *userdata);
typedef void (*barev_ft_complete_cb)(barev_buddy_t *buddy, const char *sid, const char *path, void *userdata);
typedef void (*barev_ft_error_cb)(barev_buddy_t *buddy, const char *sid, const char *err, void *userdata);

barev_client_t *barev_client_new(const char *nick, const char *my_ipv6, unsigned short port);
void barev_client_free(barev_client_t *client);
int barev_client_start(barev_client_t *client);
void barev_client_stop(barev_client_t *client);
void barev_client_process(barev_client_t *client);

const char *barev_client_myjid(const barev_client_t *client);

barev_buddy_t *barev_client_add_buddy(barev_client_t *client, const char *buddy_nick, const char *buddy_ipv6, unsigned short port);
int barev_client_remove_buddy(barev_client_t *client, const char *buddy_jid);
barev_buddy_t *barev_client_find_buddy(barev_client_t *client, const char *buddy_jid);

int barev_client_connect(barev_client_t *client, const char *buddy_jid);
int barev_client_send_message(barev_client_t *client, const char *buddy_jid, const char *msg);
int barev_client_send_presence(barev_client_t *client, int status, const char *status_msg);
int barev_client_send_typing(barev_client_t *client, const char *buddy_jid);
int barev_client_send_paused(barev_client_t *client, const char *buddy_jid);
int barev_client_send_file_offer(barev_client_t *client, const char *buddy_jid,
                                 const char *file_name, long file_size);
int barev_client_accept_file_offer(barev_client_t *client, const char *sid);
int barev_client_accept_file_offer_as(barev_client_t *client, const char *sid, const char *save_path);
int barev_client_reject_file_offer(barev_client_t *client, const char *sid);

void barev_set_userdata(barev_client_t *client, void *userdata);
void barev_set_log_cb(barev_client_t *client, barev_log_cb cb);
void barev_set_typing_cb(barev_client_t *client, barev_typing_cb cb);
void barev_set_buddy_status_cb(barev_client_t *client, barev_buddy_status_cb cb);
void barev_set_message_cb(barev_client_t *client, barev_message_cb cb);
void barev_set_conn_state_cb(barev_client_t *client, barev_conn_state_cb cb);
void barev_set_ft_offer_cb(barev_client_t *client, barev_ft_offer_cb cb);
void barev_set_ft_progress_cb(barev_client_t *client, barev_ft_progress_cb cb);
void barev_set_ft_complete_cb(barev_client_t *client, barev_ft_complete_cb cb);
void barev_set_ft_error_cb(barev_client_t *client, barev_ft_error_cb cb);

const char *barev_buddy_get_jid(const barev_buddy_t *buddy);
const char *barev_buddy_get_nick(const barev_buddy_t *buddy);
const char *barev_buddy_get_ipv6(const barev_buddy_t *buddy);
unsigned short barev_buddy_get_port(const barev_buddy_t *buddy);
int barev_buddy_get_status(const barev_buddy_t *buddy);
const char *barev_buddy_get_status_message(const barev_buddy_t *buddy);

#ifdef __cplusplus
}
#endif

#endif