/* a set of inheritable timer functions  */

int query_time_left()   {  return find_call_out("time_out"); }

varargs string query_std_time(int time) {
  string str;
  
  str = "";  
  if(!time) time = query_time_left();  
  if(time/604800) {
    str += (time/604800) + " Weeks ";
    time = time%604800;
  }
  if(time/86400) {  
    str += (time/86400) +" Days ";  
    time = time%86400;  
  }  
  if(time/3600) {  
    str += (time/3600) +" hours ";  
    time = time%3600;  
  }  
  if(time/60) {  
    str += (time/60) +" minutes ";  
    time = time%60;   
  }  
  str += time +" seconds";
  return str;
}  

varargs string query_approx_time(int time) {
  string str;
  
  str = "";  
  if(!time) time = query_time_left();  
  if(time/604800) return (time/604800) + " Weeks";
  if(time/86400) return (time/86400) +" Days";  
  if(time/3600) return (time/3600) +" hours";  
  if(time/60) {  
    time /= 60;
    if(time > 45) return "three quarters of an hour";
    if(time > 30) return "half an hour";
    if(time > 15) return "quarter of an hour";
    if(time > 10) return "10 minutes";
    if(time > 5)  return "5 minutes";
    if(time > 2)  return "2 minutes";
    return "1 minute";
  }
  if(time > 45) return "45 seconds";
  if(time > 30) return "30 seconds";
  return "10 seconds";
}


void time_out() {
  remove_call_out("time_out");
  destruct(this_object()); 
}


void adj_time(int t) { 
  t += query_time_left();
  remove_call_out("time_out");
  if(t < 1) t = 1;
  call_out("time_out",t);
}