import gameconf
if not gameconf.host_os_is('nt'):
   # Don't import the resource module if the host OS is Windows.
   import resource
import os

import functions_db
import scheduler

def cmd_list(cdat):
   """
   Shows some game related information.
   """
   session = cdat['session']
   pobject = session.get_pobject()
   args = cdat['uinput']['splitted'][1:]
   argstr = ''.join(args)
   
   msg_invalid = "Unknown option. Use one of: commands, flags, process"
   
   if len(argstr) == 0:   
      session.msg(msg_invalid)
   elif argstr == "commands":
      session.msg('Commands: '+ ' '.join(session.server.command_list()))
   elif argstr == "process":
      if not gameconf.host_os_is('nt'):
         loadvg = os.getloadavg()
         psize = resource.getpagesize()
         rusage = resource.getrusage(resource.RUSAGE_SELF)
         session.msg("Process ID:  %10d        %10d bytes per page" % (os.getpid(), psize))
         session.msg("Time used:   %10d user   %10d sys" % (rusage[0],rusage[1]))
         session.msg("Integral mem:%10d shared %10d private%10d stack" % (rusage[3], rusage[4], rusage[5]))
         session.msg("Max res mem: %10d pages  %10d bytes" % (rusage[2],rusage[2] * psize))
         session.msg("Page faults: %10d hard   %10d soft   %10d swapouts" % (rusage[7], rusage[6], rusage[8]))
         session.msg("Disk I/O:    %10d reads  %10d writes" % (rusage[9], rusage[10]))
         session.msg("Network I/O: %10d in     %10d out" % (rusage[12], rusage[11]))
         session.msg("Context swi: %10d vol    %10d forced %10d sigs" % (rusage[14], rusage[15], rusage[13]))
      else:
         session.msg("Feature not available on Windows.")
         return
   elif argstr == "flags":
      session.msg("Flags: "+" ".join(defines_global.SERVER_FLAGS))
   else:
      session.msg(msg_invalid)

def cmd_ps(cdat):
   """
   Shows the process/event table.
   """
   session = cdat['session']
   session.msg("-- Interval Events --")
   for event in scheduler.schedule:
      session.msg(" [%d/%d] %s" % (scheduler.get_event_nextfire(event),
         scheduler.get_event_interval(event),
         scheduler.get_event_description(event)))
   session.msg("Totals: %d interval events" % (len(scheduler.schedule),))

def cmd_stats(cdat):
   """
   Shows stats about the database.
   4012 objects = 144 rooms, 212 exits, 613 things, 1878 players. (1165 garbage)
   """
   session = cdat['session']
   stats_dict = functions_db.object_totals()
   session.msg("%d objects = %d rooms, %d exits, %d things, %d players. (%d garbage)" % (stats_dict["objects"],
      stats_dict["rooms"],
      stats_dict["exits"],
      stats_dict["things"],
      stats_dict["players"],
      stats_dict["garbage"]))