Adds BUILDIN(delitemidx), which deletes an item at the given index.

Signed-off-by: Haru <haru@dotalux.com>

1 files changed, 43 insertions, 0 deletions

diff --git a/src/map/script.c b/src/map/script.c
index 7e6e06376..c7302d0a3 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -8616,6 +8616,48 @@ static BUILDIN(delitem2)
 	return false;
 }
 
+/**
+ * Deletes item at given index.
+ * delitem(<index>{, <amount{, <account id>}});
+ */
+static BUILDIN(delitemidx)
+{
+	struct map_session_data *sd;
+
+	if (script_hasdata(st, 4)) {
+		if ((sd = script->id2sd(st, script_getnum(st, 4))) == NULL) {
+			st->state = END;
+			return true;
+		}
+	} else {
+		if ((sd = script->rid2sd(st)) == NULL)
+			return true;
+	}
+
+	int i = script_getnum(st, 2);
+	if (i < 0 || i >= sd->status.inventorySize) {
+		ShowError("buildin_delitemidx: Index (%d) should be from 0-%d.\n", i, sd->status.inventorySize - 1);
+		st->state = END;
+		return false;
+	}
+
+	if (itemdb->exists(sd->status.inventory[i].nameid) == NULL)
+		ShowWarning("buildin_delitemidx: Deleting invalid Item ID (%d).\n", sd->status.inventory[i].nameid);
+
+	int amount = 0;
+	if (script_hasdata(st, 3)) {
+		if ((amount = script_getnum(st, 3)) > sd->status.inventory[i].amount)
+			amount = sd->status.inventory[i].amount;
+	} else {
+		amount = sd->status.inventory[i].amount;
+	}
+
+	if (amount > 0)
+		script->buildin_delitem_delete(sd, i, &amount, true);
+
+	return true;
+}
+
 /*==========================================
  * Enables/Disables use of items while in an NPC [Skotlex]
  *------------------------------------------*/
@@ -25252,6 +25294,7 @@ static void script_parse_builtin(void)
 		BUILDIN_DEF(makeitem2,"viiiiiiii????"),
 		BUILDIN_DEF(delitem,"vi?"),
 		BUILDIN_DEF(delitem2,"viiiiiiii?"),
+		BUILDIN_DEF(delitemidx, "i??"),
 		BUILDIN_DEF2(enableitemuse,"enable_items",""),
 		BUILDIN_DEF2(disableitemuse,"disable_items",""),
 		BUILDIN_DEF(cutin,"si"),