Add a help command to lg-set

[loudgame] / lg-set.c

diff --git a/lg-set.c b/lg-set.c
index fa0e5dd86e1de752ec28fc44f2feeeee4e763564..3a1a85383ffae31f75eb916c05f18bb0736b3740 100644 (file)
--- a/lg-set.c
+++ b/lg-set.c
@@ -439,6 +439,25 @@ set_game_handle_set (set_game_t    *game,
     deal (&game->deck, &game->board);
 }
 
+static void
+set_game_handle_help (set_game_t *game,
+                     const char *peer)
+{
+    loudgame_sendf (&game->lg, peer,
+                   "I'm a bot that allows you to play the game of SET.\n"
+                   "Here are some commands I understand:\n"
+                   "\tshow     \tShow the current cards on the board\n"
+                   "\thint     \tIndicate how many sets are currently possible\n"
+                   "\tshuffle  \tReturn the cards to the deck, shuffle and deal\n"
+                   "\t         \t(this is only allowed if no sets are possible)\n"
+                   "\tset X Y Z\tClaim three cards as a set. The cards are numbered\n"
+                   "\t         \tleft-to-right, and top-to-bottom from 0 to 12.\n"
+                   "\n"
+                   "For more information about SET, or to purchase your own deck, visit\n"
+                   "http://setgame.com . Please note that this server is unaffiliated\n"
+                   "with Set Enterprises, Inc., who publish the SET card game.");
+}
+
 static void
 set_game_handle_message (loudgame_t *lg,
                         const char *peer,
@@ -448,6 +467,8 @@ set_game_handle_message (loudgame_t *lg,
 
     if (strcmp (message, "show") == 0)
        set_game_handle_show (game, peer);
+    else if (strcmp (message, "help") == 0)
+       set_game_handle_help (game, peer);
     else if (strcmp (message, "hint") == 0)
        set_game_handle_hint (game, peer);
     else if (strcmp (message, "shuffle") == 0)
@@ -455,7 +476,7 @@ set_game_handle_message (loudgame_t *lg,
     else if (strncmp (message, "set", 3) == 0)
        set_game_handle_set (game, peer, message + 3);
     else
-       loudgame_sendf (lg, peer, "Unknown command: '%s'", message);
+       loudgame_sendf (lg, peer, "Unknown command: '%s'. Use 'help' to get a list of valid commands.", message);
 }
 
 /* Begin a new game */