#!/usr/bin/python
import time
import copy
OPT_DEBUG_LEVEL=0

def LOG_LVL_TO_STRING(n):
	return ["MIDIDEBUG", "DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"][n]

def SET_LOG_LEVEL(n):
	getOptions().log.setLogLevel(n)

import collections

def dicUpdate(d, u):
	for k, v in u.items():
		if isinstance(v, collections.Mapping):
			d[k] = dicUpdate(d.get(k, {}), v)
		else:
			d[k] = v
	return d

def dictAssign(a, *mods):
	a=copy.deepcopy(a)
	for i in mods:
		dicUpdate(a, i)
	return a

def initParams( default, *params):
	if params==None:
		raise Exception("Parametre non passés")
	return dictAssign(default, *params)
		



class Log:
	def __init__(self, lvl=1):
		self.level=lvl
		Log.CRITICAL=5
		Log.ERROR=4
		Log.WARNING=3
		Log.INFO=2
		Log.DEBUG=1
		Log.MIDIDEBUG=0
		
	
	def setLogLevel(self, lvl): 
		self.level=lvl
	
	def log(self, level, *args):
		if self.level>level: return
		x=""
		for i in args:
			x+=str(i)
		for i in x.split('\n'):
			print("%.3f" %TIME(),":",LOG_LVL_TO_STRING(level),":",i)
		
	
	def midiDebug(self, *args): self.log(Log.MIDIDEBUG, *args)
	def debug(self, *args): self.log(Log.DEBUG, *args)
	def info(self, *args): self.log(Log.INFO, *args)
	def warn(self, *args): self.log(Log.WARNING, *args)
	def err(self, *args): self.log(Log.ERROR, *args)
	def crit(self, *args): self.log(Log.CRITICAL, *args)


def CRIT(*args):	getOptions().log.crit(*args)
def ERR(*args):	getOptions().log.err(*args)
def WARN(*args):	getOptions().log.warn(*args)
def INFO(*args):	getOptions().log.info(*args)
def DEBUG(*args):	getOptions().log.debug(*args)
def MIDIDEBUG(*args):	getOptions().log.midiDebug(*args)

def TIME(): return time.time()-getOptions().startTime

class SimpleMidiOptions:
	def __init__(self):
		self.startTime=time.time()
		self.log=Log()

def _initOption():
	global ___SIMPLE_MIDI_OPTION_OBJ__  # add this line!
	try: 
		x=___SIMPLE_MIDI_OPTION_OBJ__
	except:	
		___SIMPLE_MIDI_OPTION_OBJ__ = SimpleMidiOptions()
	
_initOption()

def getOptions():
	global ___SIMPLE_MIDI_OPTION_OBJ__
	return ___SIMPLE_MIDI_OPTION_OBJ__