now including entertain/chess

3 files changed, 30 insertions, 106 deletions

diff --git a/include/hybbx/chess.h b/include/hybbx/chess.h
deleted file mode 100644
index bdfaa7b..0000000
--- a/include/hybbx/chess.h
+++ /dev/null
@@ -1,106 +0,0 @@
-#ifndef HYBBX_CHESS_H
-#define HYBBX_CHESS_H
-
-#include "hybbx/types.h"
-#include "hybbx/limits.h"
-#include "hybbx/storage.h"
-#include "hybbx/service.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define CHESS_BOARD_SIZE    8
-#define CHESS_SQ_MAX        4
-#define CHESS_MOVE_MAX      8
-#define CHESS_SAN_MAX       8
-#define CHESS_GAME_MAX      16  /* array upper bound */
-#define CHESS_SPECTATOR_MAX 32
-#define CHESS_REFRESH_SEC   15
-#define CHESS_DEFAULT_MAX   8   /* default active games if INI omits [chess] */
-
-#define CHESS_EMPTY '.'
-
-typedef enum {
-    CHESS_COLOR_NONE = 0,
-    CHESS_WHITE,
-    CHESS_BLACK
-} chess_color_t;
-
-typedef enum {
-    CHESS_RESULT_NONE = 0,
-    CHESS_WHITE_WINS,
-    CHESS_BLACK_WINS,
-    CHESS_DRAW_STALEMATE,
-    CHESS_DRAW_AGREEMENT
-} chess_result_t;
-
-typedef struct chess_board {
-    char sq[CHESS_BOARD_SIZE][CHESS_BOARD_SIZE];
-} chess_board_t;
-
-typedef struct chess_game {
-    int                 active;
-    char                white_name[HYBBX_USER_NAME_MAX];
-    char                black_name[HYBBX_USER_NAME_MAX];
-    struct hybbx_session *white_session;
-    struct hybbx_session *black_session;
-    struct hybbx_session *spectators[CHESS_SPECTATOR_MAX];
-    unsigned            spectator_count;
-    chess_board_t       board;
-    chess_color_t       turn;
-    unsigned            move_number;
-    chess_result_t      result;
-    char                last_move_san[CHESS_SAN_MAX];
-    unsigned            tick_counter;
-    char                game_id[8];
-} chess_game_t;
-
-void hybbx_chess_init(void);
-void hybbx_chess_shutdown(void);
-void hybbx_chess_config_apply(const struct hybbx_config *config);
-unsigned hybbx_chess_max_games(void);
-void hybbx_chess_shutdown(void);
-
-chess_game_t *hybbx_chess_create_game(struct hybbx_session *white,
-                                      const char *white_name);
-chess_game_t *hybbx_chess_find_open_game(void);
-chess_game_t *hybbx_chess_find_game_by_id(const char *id);
-chess_game_t *hybbx_chess_get_game(unsigned index);
-int           hybbx_chess_join_game(chess_game_t *game,
-                                    struct hybbx_session *black,
-                                    const char *black_name);
-int           hybbx_chess_add_spectator(chess_game_t *game,
-                                        struct hybbx_session *spec);
-void          hybbx_chess_remove_spectator(chess_game_t *game,
-                                           struct hybbx_session *spec);
-int           hybbx_chess_is_player(const chess_game_t *game,
-                                    const struct hybbx_session *session);
-int           hybbx_chess_is_spectator(const chess_game_t *game,
-                                       const struct hybbx_session *session);
-chess_color_t hybbx_chess_player_color(const chess_game_t *game,
-                                       const struct hybbx_session *session);
-int           hybbx_chess_make_move(chess_game_t *game,
-                                    const char *from, const char *to,
-                                    char promote, char *err, size_t errlen);
-void          hybbx_chess_render_board(const chess_board_t *board,
-                                       struct hybbx_session *session,
-                                       const char *label);
-void          hybbx_chess_send_board(chess_game_t *game,
-                                     struct hybbx_session *session);
-void          hybbx_chess_tick(struct hybbx_service *service);
-void          hybbx_chess_resign(chess_game_t *game,
-                                 struct hybbx_session *who);
-void          hybbx_chess_offer_draw(chess_game_t *game,
-                                     struct hybbx_session *who);
-
-/* Command handler - called from command.c dispatch */
-hybbx_result_t cmd_chess(struct hybbx_service *service,
-                        struct hybbx_session *session,
-                        const struct hybbx_parsed_command *cmd);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HYBBX_CHESS_H */
diff --git a/include/hybbx/plugin.h b/include/hybbx/plugin.h
index ea72a65..9a51211 100644
--- a/include/hybbx/plugin.h
+++ b/include/hybbx/plugin.h
@@ -9,6 +9,7 @@ extern "C" {
 
 struct hybbx_service;
 struct hybbx_session;
+struct hybbx_parsed_command;
 
 /**
  * Transport plugin interface (link adapters / host-client bridges).
@@ -19,6 +20,10 @@ struct hybbx_session;
  * Core uses TCP/IPv4+IPv6 and HBX internally. Plugins terminate the wire
  * to external services (telnet TCP, serial TNC, ARDOP host TCP, …) and
  * expose a byte stream to hybbx_session via the write callback.
+ *
+ * Optional extensions (NULL = not used):
+ *   tick        — called every ~1s from service loop (game clocks, AI, …)
+ *   on_command  — intercept "/verb" before core dispatch (entertainment, …)
  */
 typedef struct hybbx_transport_plugin {
     const char *name;
@@ -48,6 +53,21 @@ typedef struct hybbx_transport_plugin {
     hybbx_result_t (*write)(struct hybbx_session *session,
                             const char *data, size_t len);
 
+    /**
+     * Periodic tick — called every ~1 second from the service loop.
+     * NULL → no periodic work. Used by game clocks, AI timers, etc.
+     */
+    void (*tick)(struct hybbx_service *service);
+
+    /**
+     * Command intercept — called before core command dispatch.
+     * Return HYBBX_OK if handled, HYBBX_ERR_NOT_FOUND to fall through.
+     * NULL → no command handling.
+     */
+    hybbx_result_t (*on_command)(struct hybbx_service *service,
+                                 struct hybbx_session *session,
+                                 const struct hybbx_parsed_command *cmd);
+
 } hybbx_transport_plugin_t;
 
 /**
diff --git a/include/hybbx/service.h b/include/hybbx/service.h
index 4730b8b..b9aa7fa 100644
--- a/include/hybbx/service.h
+++ b/include/hybbx/service.h
@@ -15,6 +15,8 @@
 #include "hybbx/storage.h"
 #include "hybbx/texts.h"
 
+struct hybbx_parsed_command;
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -167,6 +169,14 @@ struct hybbx_session *hybbx_service_find_registered_session(
 struct hybbx_circuit_hub;
 struct hybbx_circuit_hub *hybbx_service_circuit_hub(hybbx_service_t *service);
 
+/**
+ * Try plugin on_command interceptors.
+ * Returns HYBBX_OK if a plugin handled the command, HYBBX_ERR_NOT_FOUND otherwise.
+ */
+hybbx_result_t hybbx_service_try_plugin_command(hybbx_service_t *service,
+                                                struct hybbx_session *session,
+                                                const struct hybbx_parsed_command *cmd);
+
 #ifdef __cplusplus
 }
 #endif