import sys
from splunk.clilib.bundle_paths import make_splunkhome_path

'''
py23_helper has some duplicated functions from similar helper in main ITSI application,
however we keep this duplication and eliminate any dependencies on other bundled ITSI apps and libraries
so that License checker module can be deployed separately in distributed setups
'''

string_type = None
'''
    Legacy string type:
    * in python2 it is a basestring,
    * in python3 environment is set to string and bytes types (to be backwards compatible with python2)
'''

def decode(string):
    '''
        a helper function to decode string:
        * in python2 leaves string unchanged since in python2 bytes and str are same
        * in python3 decodes bytes into a str

        returns str
    '''
    return string

############ i18n setup ################

def ugettext(message):
    """
    Translate a string message
    This method is also installed as "_" in builtins
    """
    return message

def ungettext(msgid1, msgid2, n):
    """
    Translate a string message with a number in it
    """
    return msgid1 if n==1 else msgid2

#  Check if i18n functions are available (or use stubs)
try:
    from splunk.appserver.mrsparkle.lib import i18n
    i18n.ugettext('test') # try it out to check if it's functional
    ugettext = i18n.ugettext
    ungettext = i18n.ungettext
except:
    '''No working i18n available - will use stubs for ugettext and ungettext'''

_ = ugettext

############ end of i18n setup ################


if sys.version_info >= (3, 0):
    ####################################################
    # Python 3: specific types, functions and settings #
    ####################################################
    string_type = (str, bytes)

    def py3decode(string):
        if type(string) is bytes:
            return string.decode()
        return string
    decode = py3decode
    
    import builtins
    # global i18n definitions
    builtins.__dict__['_'] = ugettext
    builtins.__dict__['ungettext'] = ungettext

else:
    ####################################################
    # Python 2: specific types, functions and settings #
    ####################################################
    import __builtin__
    string_type = __builtin__.basestring

    # global i18n definitions
    __builtin__.__dict__['_'] = ugettext
    __builtin__.__dict__['ungettext'] = ungettext