Update Duel System Cooldown

- Able to set cooldown in "seconds" format.
- New `duel_time_interval` value will be applied to any existing cooldown
  if new value is reloaded in-game using `@reloadbattleconf`.
- Display the cooldown tick before can create new duel.

1 files changed, 4 insertions, 19 deletions

diff --git a/src/map/duel.c b/src/map/duel.c
index dca040f83..c66fd6fc2 100644
--- a/src/map/duel.c
+++ b/src/map/duel.c
@@ -41,27 +41,12 @@ struct duel_interface *duel;
  *------------------------------------------*/
 static void duel_savetime(struct map_session_data *sd)
 {
-	time_t clock;
-	struct tm *t;
-
-	time(&clock);
-	t = localtime(&clock);
-
-	pc_setglobalreg(sd, script->add_variable("PC_LAST_DUEL_TIME"), t->tm_mday*24*60 + t->tm_hour*60 + t->tm_min);
+	pc_setglobalreg(sd, script->add_variable("PC_LAST_DUEL_TIME"), (int)time(NULL));
 }
 
-static int duel_checktime(struct map_session_data *sd)
+static int64 duel_difftime(struct map_session_data *sd)
 {
-	int diff;
-	time_t clock;
-	struct tm *t;
-
-	time(&clock);
-	t = localtime(&clock);
-
-	diff = t->tm_mday*24*60 + t->tm_hour*60 + t->tm_min - pc_readglobalreg(sd, script->add_variable("PC_LAST_DUEL_TIME") );
-
-	return !(diff >= 0 && diff < battle_config.duel_time_interval);
+	return (pc_readglobalreg(sd, script->add_variable("PC_LAST_DUEL_TIME")) + battle_config.duel_time_interval - (int)time(NULL));
 }
 
 static int duel_showinfo_sub(struct map_session_data *sd, va_list va)
@@ -233,7 +218,7 @@ void duel_defaults(void)
 	duel->reject = duel_reject;
 	duel->leave = duel_leave;
 	duel->showinfo = duel_showinfo;
-	duel->checktime = duel_checktime;
+	duel->difftime = duel_difftime;
 
 	duel->init = do_init_duel;
 	duel->final = do_final_duel;