[RO] Item Check - Warp out if no item

// https://rathena.org/board/topic/111631-scripting-help-itemcheck/

-	script	sample	-1,{
	OnInit:
		.second = 5;
		.item_id = 512;
		.map$ = "prontera";

		.npc_name$ = strnpcinfo(3);
		setmapflag .map$, mf_loadevent;
		end;

	OnCheck:
		if ( !countitem( .item_id ) ) {
			warp "SavePoint",0,0;
			end;
		}

	OnPCLoadMapEvent:
		if ( strcharinfo(3) == .map$ )
			addtimer ( .second * 1000 ), .npc_name$+"::OnCheck";
		end;
}