#!/bin/env python
# sim-info -- information about simfactory
#
# Michael Thomas <mthomas@cct.lsu.edu>
# Center for Computation & Technology
# Louisiana State University 
#

import sys, os, shutil

############################################
## APP SPECIFIC DEFINES ##
#
# Usage			   when (-h, --help) is used, this is the first line showing how to call the app
# optionGroups	  which option groups from etc/options to import. common is always imported. 

App = "sim-info.py"
Usage = "usage: %prog command"
optionGroups = ['sim-info']
Purpose = "display some convienient information about simfactory"

############################################

############################################
## INIT ##

if os.path.basename(sys.argv[0]) == App:
	rp = os.path.realpath(__file__)
	
	paths = rp.split(os.sep)
	
	paths.pop()
	paths.pop()
	
	global BASE_PATH
	BASE_PATH = os.sep.join(paths)
	sys.path.append(BASE_PATH)

from lib import *

global known_commands
global known_help
known_commands = ['list-machines', 'print-machine', 'print-mdb', 'list-configurations']
known_help = {'list-machines':'list all the machines in the machine database',
		'print-machine':'print a machine entry from the machine database',
		'print-mdb':'print parsable mdb',
		'list-configurations':'list simfactory cactus configurations'}
		
def buildUsageString():
	global Usage
	global known_commands
	global known_help
	
	cmdString = "%s\n\n\nAvailable Commands:\n" % Usage
	iString = []
	
	for kk in known_commands:
		help = known_help[kk]
		ss = "  %s\t\t\t%s" % (kk, help)
		iString.append(ss)
	
	cmdString = "%s%s" % (cmdString, "\n".join(iString))
	return cmdString

############################### INFO FUNCTIONS ###############################

def list_machines():
	print "list_machines"

def print_machine():
	print "print_machine"

def print_mdb():
	print "print_mdb"

def list_configurations():
	print "list_configurations"

############################### MAIN ###############################

def main(env):
	global OptionsManager
	global ConfigurationDatabase
	global SimLib
	global DefineDatabase
	global SimEnvironment
	global known_commands
	
	SimEnvironment = env
	
	OptionsManager = SimEnvironment.OptionsManager
	ConfigurationDatabase = SimEnvironment.ConfigurationDatabase
	SimLib = SimEnvironment.SimLib
	DefineDatabase = SimEnvironment.DefineDatabase
	
	############################################
	
	## HEADER ##
	
	if os.path.basename(SimEnvironment.EXECUTABLE) == App:
		print "sim-info: %s" % Purpose
		print "mdb: %s" % SimEnvironment.mdb
		print "cdb: %s" % SimEnvironment.cdb
		
		if SimEnvironment.udb != None:
			print "udb: %s" % SimEnvironment.udb
		
		print
	
	command = OptionsManager.args[0]
	
	if command not in known_commands:
		print "Error, uknown sim-info command %s" % command
		sys.exit(1)
	
	# - not a valid function character
	command = command.replace("-", "_")
	
	# execute the reqisite function.
	globals()[command]()

# only run if you are App
if os.path.basename(sys.argv[0]) == App:
	global SimEnvironment
	SimEnvironment = simenv.SimEnvironment(BASE_PATH, os.path.realpath(sys.argv[0]))
	SimEnvironment.initApp(usageString=buildUsageString(), optionGroups=optionGroups)
	main(SimEnvironment)