Files
qobuz-qt/rust/include/qobuz_backend.h
joren 9402dca7ed Initial implementation of qobuz-qt
- Rust backend (qobuz-backend static lib): Qobuz API client (reqwest/tokio),
  Symphonia audio decoder, CPAL audio output, extern "C" FFI bridge
- Qt 6 frontend mirroring spotify-qt layout: toolbar with playback controls,
  left library dock, central track list, right search panel
- Auth: email/password login with MD5-signed requests; session token persisted
  via QSettings
- Playback: double-click a track → Rust fetches stream URL → Symphonia decodes
  → CPAL outputs to default audio device
- Dark Fusion palette matching spotify-qt feel

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-23 23:34:23 +01:00

80 lines
3.1 KiB
C

#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
// Opaque handle
typedef struct QobuzBackendOpaque QobuzBackendOpaque;
// Event type constants (mirror lib.rs)
enum QobuzEvent {
EV_LOGIN_OK = 0,
EV_LOGIN_ERR = 1,
EV_SEARCH_OK = 2,
EV_SEARCH_ERR = 3,
EV_ALBUM_OK = 4,
EV_ALBUM_ERR = 5,
EV_ARTIST_OK = 6,
EV_ARTIST_ERR = 7,
EV_PLAYLIST_OK = 8,
EV_PLAYLIST_ERR = 9,
EV_FAV_TRACKS_OK = 10,
EV_FAV_ALBUMS_OK = 11,
EV_FAV_ARTISTS_OK = 12,
EV_PLAYLISTS_OK = 13,
EV_TRACK_CHANGED = 14,
EV_STATE_CHANGED = 15,
EV_POSITION = 16,
EV_TRACK_URL_OK = 17,
EV_TRACK_URL_ERR = 18,
EV_GENERIC_ERR = 19,
};
// Callback signature
typedef void (*QobuzEventCallback)(void *userdata, int event_type, const char *json);
// Lifecycle
QobuzBackendOpaque *qobuz_backend_new(QobuzEventCallback cb, void *userdata);
void qobuz_backend_free(QobuzBackendOpaque *backend);
// Auth
void qobuz_backend_login(QobuzBackendOpaque *backend, const char *email, const char *password);
void qobuz_backend_set_token(QobuzBackendOpaque *backend, const char *token);
// Catalog
void qobuz_backend_search(QobuzBackendOpaque *backend, const char *query, uint32_t offset, uint32_t limit);
void qobuz_backend_get_album(QobuzBackendOpaque *backend, const char *album_id);
void qobuz_backend_get_artist(QobuzBackendOpaque *backend, int64_t artist_id);
void qobuz_backend_get_playlist(QobuzBackendOpaque *backend, int64_t playlist_id, uint32_t offset, uint32_t limit);
// Favorites
void qobuz_backend_get_fav_tracks(QobuzBackendOpaque *backend, uint32_t offset, uint32_t limit);
void qobuz_backend_get_fav_albums(QobuzBackendOpaque *backend, uint32_t offset, uint32_t limit);
void qobuz_backend_get_fav_artists(QobuzBackendOpaque *backend, uint32_t offset, uint32_t limit);
void qobuz_backend_get_user_playlists(QobuzBackendOpaque *backend, uint32_t offset, uint32_t limit);
// Playback
void qobuz_backend_play_track(QobuzBackendOpaque *backend, int64_t track_id, int32_t format_id);
void qobuz_backend_pause(QobuzBackendOpaque *backend);
void qobuz_backend_resume(QobuzBackendOpaque *backend);
void qobuz_backend_stop(QobuzBackendOpaque *backend);
void qobuz_backend_set_volume(QobuzBackendOpaque *backend, uint8_t volume);
uint64_t qobuz_backend_get_position(const QobuzBackendOpaque *backend);
uint64_t qobuz_backend_get_duration(const QobuzBackendOpaque *backend);
uint8_t qobuz_backend_get_volume(const QobuzBackendOpaque *backend);
int qobuz_backend_get_state(const QobuzBackendOpaque *backend);
int qobuz_backend_take_track_finished(QobuzBackendOpaque *backend);
// Favorites modification
void qobuz_backend_add_fav_track(QobuzBackendOpaque *backend, int64_t track_id);
void qobuz_backend_remove_fav_track(QobuzBackendOpaque *backend, int64_t track_id);
void qobuz_backend_add_fav_album(QobuzBackendOpaque *backend, const char *album_id);
void qobuz_backend_remove_fav_album(QobuzBackendOpaque *backend, const char *album_id);
#ifdef __cplusplus
}
#endif