# coding: utf-8
from copy import copy
from typing import List

from collections import OrderedDict
from os.path import join, basename
from ast import literal_eval
import imp


from .i18n import _
from .utils import normalize_family
from .error import CreoleDictConsistencyError
from .xmlreflector import HIGH_COMPATIBILITY

#mode order is important
modes_level = ('basic', 'normal', 'expert')


class Mode(object):
    def __init__(self, name, level):
        self.name = name
        self.level = level

    def __cmp__(self, other):
        return cmp(self.level, other.level)

    def __eq__(self, other):
        return self.level == other.level

    def __ne__(self, other):
        return self.level != other.level

    def __gt__(self, other):
        return other.level < self.level

    def __ge__(self, other):
        return not self.level < other.level

    def __le__(self, other):
        return not other.level < self.level


def mode_factory():
    mode_obj = {}
    for idx in range(len(modes_level)):
        name = modes_level[idx]
        mode_obj[name] = Mode(name, idx)
    return mode_obj

modes = mode_factory()


# a CreoleObjSpace's attribute has some annotations
# that shall not be present in the exported (flatened) XML
ERASED_ATTRIBUTES = ('redefine', 'exists', 'fallback', 'optional', 'remove_check', 'namespace',
                     'remove_condition', 'path', 'instance_mode', 'index', 'is_in_leadership',
                     'level', 'submulti')  # , '_real_container')
ERASED_CONTAINER_ATTRIBUTES = ('id', 'container', 'group_id', 'group', 'container_group')

FORCE_CHOICE = {'oui/non': ['oui', 'non'],
                'on/off': ['on', 'off'],
                'yes/no': ['yes', 'no'],
                'schedule': ['none', 'daily', 'weekly', 'monthly'],
                'schedulemod': ['pre', 'post']}

KEY_TYPE = {'variable': 'symlink',
            'SymLinkOption': 'symlink',
            'PortOption': 'port',
            'UnicodeOption': 'string',
            'NetworkOption': 'network',
            'NetmaskOption': 'netmask',
            'URLOption': 'web_address',
            'FilenameOption': 'filename'}

TYPE_PARAM_CHECK = ('string', 'python', 'variable')
TYPE_PARAM_CONDITION = ('string', 'python', 'number', 'variable')
TYPE_PARAM_FILL = ('string', 'number', 'variable')
CONVERSION = {'number': int}

FREEZE_AUTOFREEZE_VARIABLE = 'module_instancie'

VARIABLE_NAMESPACE = 'rougail'


class ServiceAnnotator:
    """Manage service's object
    for example::
        <services>
            <service name="test">
                <service_access service='ntp'>
                    <port protocol='udp' service_accesslist='ntp_udp'>123</port>
                </service_access>
            </service>
        </services>
    """
    def __init__(self, objectspace):
        self.space = objectspace.space
        self.paths = objectspace.paths
        self.objectspace = objectspace
        self.grouplist_conditions = {}
        self.convert_services()

    def gen_family(self,
                   name,
                   ):
            family = self.objectspace.family()
            family.name = name
            family.doc = name
            family.mode = None
            return family

    def convert_services(self):
        if not hasattr(self.space, 'services'):
            return
        if not hasattr(self.space.services, 'service'):
            del self.space.services
            return
        self.space.services.hidden = True
        families = {}
        for idx, service_name in enumerate(self.space.services.service.keys()):
            service = self.space.services.service[service_name]
            new_service = self.objectspace.service()
            for elttype, values in vars(service).items():
                if elttype == 'name' or elttype in ERASED_ATTRIBUTES:
                    setattr(new_service, elttype, values)
                    continue
                eltname = elttype + 's'
                family = self.gen_family(eltname)
                if isinstance(values, dict):
                    values = list(values.values())
                family.family = self.make_group_from_elts(elttype,
                                                          values,
                                                          f'services.{service_name}.{eltname}',
                                                          )
                setattr(new_service, elttype, family)
            families[service_name] = new_service
        self.space.services.service = families

    def make_group_from_elts(self,
                             name,
                             elts,
                             path,
                             ):
        """Splits each objects into a group (and `OptionDescription`, in tiramisu terms)
        and build elements and its attributes (the `Options` in tiramisu terms)
        """
        families = []
        new_elts = self._reorder_elts(name,
                                      elts,
                                      )
        for index, elt_info in enumerate(new_elts):
            elt = elt_info['elt']
            elt_name = elt_info['elt_name']

            # try to launch _update_xxxx() function
            update_elt = '_update_' + elt_name
            if hasattr(self, update_elt):
                getattr(self, update_elt)(elt, index, path)

            if hasattr(elt, 'source'):
                c_name = elt.source
            else:
                c_name = elt.name
            family = self.gen_family(c_name)
            family.variable = []
            subpath = '{}.{}'.format(path, c_name)
            listname = '{}list'.format(name)
            activate_path = '.'.join([subpath, 'activate'])
            if elt in self.grouplist_conditions:
                # FIXME transformer le activate qui disparait en boolean
                self.objectspace.list_conditions.setdefault(listname,
                                                            {}).setdefault(self.grouplist_conditions[elt],
                                                                           []).append(activate_path)
            for key in dir(elt):
                if key.startswith('_') or key.endswith('_type') or key in ERASED_ATTRIBUTES:
                    continue
                value = getattr(elt, key)
                if key == listname:
                    self.objectspace.list_conditions.setdefault(listname,
                                                                {}).setdefault(
                                                                    value,
                                                                    []).append(activate_path)
                    continue
                family.variable.append(self._generate_element(elt_name,
                                                              key,
                                                              value,
                                                              elt,
                                                              f'{subpath}.{key}'
                                                              ))
            # FIXME ne devrait pas etre True par défaut
            # devrait etre un calcule
            family.variable.append(self._generate_element(elt_name,
                                                         'activate',
                                                          True,
                                                          elt,
                                                          activate_path,
                                                          ))
            families.append(family)
        return families

    def _generate_element(self,
                          elt_name,
                          key,
                          value,
                          elt,
                          path,
                          ):
        variable = self.objectspace.variable()
        variable.name = key
        variable.mode = None
        if key == 'name':
            true_key = elt_name
        else:
            true_key = key
        dtd_key_type = true_key + '_type'
        if key == 'activate':
            type_ = 'boolean'
        elif hasattr(elt, dtd_key_type):
            type_ = KEY_TYPE[getattr(elt, dtd_key_type)]
        elif key in self.objectspace.booleans_attributs:
            type_ = 'boolean'
        else:
            type_ = 'string'
        variable.type = type_
        if type_ == 'symlink':
            variable.opt = value
        else:
            variable.doc = key
            val = self.objectspace.value()
            val.name = value
            variable.value = [val]
        self.paths.add_variable('services',
                                path,
                                'service',
                                False,
                                variable,
                                )
        return variable

    def _reorder_elts(self,
                      name,
                      elts,
                      ):
        """Reorders by index the elts
        """
        new_elts = {}
        # reorder elts by index
        for idx, elt in enumerate(elts):
            new_elts.setdefault(idx, []).append(elt)
        idxes = list(new_elts.keys())
        idxes.sort()
        result_elts = []
        for idx in idxes:
            for elt in new_elts[idx]:
                result_elts.append({'elt_name': name, 'elt': elt})
        return result_elts

    def _update_override(self, *args):
        self._update_file(*args)

    def _update_file(self,
                     file_,
                     index,
                     service_path,
                     ):
        if not hasattr(file_, 'file_type') or file_.file_type == "UnicodeOption":
            if not hasattr(file_, 'source'):
                file_.source = basename(file_.name)
        elif not hasattr(file_, 'source'):
            raise CreoleDictConsistencyError(_('attribute source mandatory for file with variable name '
                                               'for {}').format(file_.name))


class SpaceAnnotator(object):
    """Transformations applied on a CreoleObjSpace instance
    """
    def __init__(self, objectspace, eosfunc_file):
        self.paths = objectspace.paths
        self.space = objectspace.space
        self.objectspace = objectspace
        self.valid_enums = {}
        self.force_value = {}
        self.force_not_mandatory = []
        if eosfunc_file:
            self.eosfunc = imp.load_source('eosfunc', eosfunc_file)
        else:
            self.eosfunc = None
        if HIGH_COMPATIBILITY:
            self.has_hidden_if_in_condition = []
        self.convert_variable()
        self.convert_auto_freeze()
        self.convert_groups()
        self.filter_check()
        self.filter_condition()
        self.convert_valid_enums()
        self.convert_check()
        self.convert_fill()
        self.remove_empty_families()
        self.change_variable_mode()
        self.change_family_mode()
        self.dynamic_families()
        self.filter_separators()
        self.absolute_path_for_symlink_in_services()
        self.convert_helps()
        if hasattr(self.space, 'constraints'):
            del self.space.constraints.index
            if vars(self.space.constraints):
                raise Exception('constraints again?')
            del self.space.constraints

    def absolute_path_for_symlink_in_services(self):
        if not hasattr(self.space, 'services'):
            return
        for family_name, family in vars(self.space.services).items():
            if not isinstance(family, dict):
                continue
            for fam in family.values():
                for fam1_name, fam1 in vars(fam).items():
                    if fam1_name == 'name' or fam1_name in ERASED_ATTRIBUTES:
                        continue
                    for fam2 in fam1.family:
                        for variable in fam2.variable:
                            if variable.type == 'symlink' and '.' not in variable.name:
                                variable.opt = self.paths.get_variable_path(variable.opt,
                                                                            VARIABLE_NAMESPACE,
                                                                            )

    def convert_helps(self):
        # FIXME l'aide doit etre dans la variable!
        if not hasattr(self.space, 'help'):
            return
        helps = self.space.help
        if hasattr(helps, 'variable'):
            for hlp in helps.variable.values():
                variable = self.paths.get_variable_obj(hlp.name)
                variable.help = hlp.text
        if hasattr(helps, 'family'):
            for hlp in helps.family.values():
                variable = self.paths.get_family_obj(hlp.name)
                variable.help = hlp.text
        del self.space.help

    def manage_leader(self,
                      leader_space: 'Leadership',
                      leader_family_name: str,
                      leader_name: str,
                      namespace: str,
                      variable: 'Variable',
                      group: 'Group',
                      leader_fullname: str,
                      ) -> None:
        # manage leader's variable
        if variable.multi is not True:
            raise CreoleDictConsistencyError(_('the variable {} in a group must be multi').format(variable.name))
        leader_space.variable = []
        leader_space.name = leader_name
        leader_space.hidden = variable.hidden
        if variable.hidden:
            leader_is_hidden = True
            variable.frozen = True
            variable.force_default_on_freeze = True
        else:
            leader_is_hidden = False
        variable.hidden = None
        if hasattr(group, 'description'):
            leader_space.doc = group.description
        else:
            leader_space.doc = variable.description
        leader_path = namespace + '.' + leader_family_name + '.' + leader_name
        self.paths.add_family(namespace,
                              leader_path,
                              leader_space,
                              )
        leader_family = self.space.variables[namespace].family[leader_family_name]
        leader_family.variable[leader_name] = leader_space
        leader_space.variable.append(variable)
        self.paths.set_leader(namespace,
                              leader_family_name,
                              leader_name,
                              leader_name,
                              )
        leader_space.path = leader_fullname
        return leader_is_hidden

    def manage_follower(self,
                        namespace: str,
                        leader_family_name: str,
                        variable: 'Variable',
                        leader_name: str,
                        follower_names: List[str],
                        leader_space: 'Leadership',
                        leader_is_hidden: bool,
                        ) -> None:
        if variable.name != follower_names[0]:
            raise CreoleDictConsistencyError(_('cannot found this follower {}').format(follower_names[0]))
        follower_names.remove(variable.name)
        if leader_is_hidden:
            variable.frozen = True
            variable.force_default_on_freeze = True
        # followers are multi
        if not variable.multi:
            raise CreoleDictConsistencyError(_('the variable {} in a group must be multi or submulti').format(variable.name))
        leader_space.variable.append(variable)  # pylint: disable=E1101
        self.paths.set_leader(namespace,
                              leader_family_name,
                              variable.name,
                              leader_name,
                              )

    def convert_groups(self):  # pylint: disable=C0111
        if hasattr(self.space, 'constraints') and hasattr(self.space.constraints, 'group'):
            for group in self.space.constraints.group:
                leader_fullname = group.leader
                follower_names = list(group.follower.keys())
                leader_family_name = self.paths.get_variable_family_name(leader_fullname)
                namespace = self.paths.get_variable_namespace(leader_fullname)
                leader_name = self.paths.get_variable_name(leader_fullname)
                ori_leader_family = self.space.variables[namespace].family[leader_family_name]
                has_a_leader = False
                for variable in list(ori_leader_family.variable.values()):
                    if isinstance(variable, self.objectspace.Leadership):
                        # append follower to an existed leadership
                        if variable.name == leader_name:
                            leader_space = variable
                            has_a_leader = True
                    else:
                        if has_a_leader:
                            # it's a follower
                            self.manage_follower(namespace,
                                                 leader_family_name,
                                                 variable,
                                                 leader_name,
                                                 follower_names,
                                                 leader_space,
                                                 leader_is_hidden,
                                                 )
                            ori_leader_family.variable.pop(variable.name)
                            if follower_names == []:
                                # no more follower
                                break
                        elif variable.name == leader_name:
                            # it's a leader
                            leader_space = self.objectspace.Leadership()
                            leader_is_hidden = self.manage_leader(leader_space,
                                                                  leader_family_name,
                                                                  leader_name,
                                                                  namespace,
                                                                  variable,
                                                                  group,
                                                                  leader_fullname,
                                                                  )
                            has_a_leader = True
                else:
                    raise CreoleDictConsistencyError(_('cannot found followers {}').format(follower_names))
            del self.space.constraints.group

    def remove_empty_families(self):  # pylint: disable=C0111,R0201
        if hasattr(self.space, 'variables'):
            for family in self.space.variables.values():
                if hasattr(family, 'family'):
                    space = family.family
                    removed_families = []
                    for family_name, family in space.items():
                        if not hasattr(family, 'variable') or len(family.variable) == 0:
                            removed_families.append(family_name)
                            del space[family_name]
                    # remove help too
                    if hasattr(self.space, 'help') and hasattr(self.space.help, 'family'):
                        for family in self.space.help.family.keys():
                            if family in removed_families:
                                del self.space.help.family[family]

    def change_family_mode(self):  # pylint: disable=C0111
        if not hasattr(self.space, 'variables'):
            return
        for family in self.space.variables.values():
            if hasattr(family, 'family'):
                for family in family.family.values():
                    mode = modes_level[-1]
                    for variable in family.variable.values():
                        if isinstance(variable, self.objectspace.Leadership):
                            variable_mode = variable.variable[0].mode
                            variable.variable[0].mode = None
                            variable.mode = variable_mode
                        else:
                            variable_mode = variable.mode
                        if variable_mode is not None and modes[mode] > modes[variable_mode]:
                            mode = variable_mode
                    family.mode = mode

    def dynamic_families(self):  # pylint: disable=C0111
        if not hasattr(self.space, 'variables'):
            return
        for family in self.space.variables.values():
            if hasattr(family, 'family'):
                for family in family.family.values():
                    if 'dynamic' in vars(family):
                        namespace = self.paths.get_variable_namespace(family.dynamic)
                        varpath = self.paths.get_variable_path(family.dynamic, namespace)
                        family.dynamic = varpath

    def annotate_variable(self, variable, family_mode, path, is_follower=False):
        # if the variable is mandatory and doesn't have any value
        # then the variable's mode is set to 'basic'
        has_value = hasattr(variable, 'value')
        if variable.mandatory is True and (not has_value or is_follower):
            variable.mode = modes_level[0]
        if variable.mode != None and modes[variable.mode] < modes[family_mode] and (not is_follower or variable.mode != modes_level[0]):
            variable.mode = family_mode
        if has_value and path not in self.force_not_mandatory:
            variable.mandatory = True
        if variable.hidden is True:
            variable.frozen = True
            if not variable.auto_save is True and 'force_default_on_freeze' not in vars(variable):
                variable.force_default_on_freeze = True

    def convert_variable(self):
        if not hasattr(self.space, 'variables'):
            return
        for families in self.space.variables.values():
            if hasattr(families, 'family'):
                for family in families.family.values():
                    if hasattr(family, 'variable'):
                        for variable in family.variable.values():
                            if not hasattr(variable, 'type'):
                                variable.type = 'string'
                            if variable.type != 'symlink' and not hasattr(variable, 'description'):
                                variable.description = variable.name
                            if variable.submulti:
                                variable.multi = 'submulti'

    def convert_auto_freeze(self):  # pylint: disable=C0111
        if hasattr(self.space, 'variables'):
            for variables in self.space.variables.values():
                if hasattr(variables, 'family'):
                    for family in variables.family.values():
                        if hasattr(family, 'variable'):
                            for variable in family.variable.values():
                                if variable.auto_freeze:
                                    new_condition = self.objectspace.condition()
                                    new_condition.name = 'auto_hidden_if_not_in'
                                    new_condition.namespace = variables.name
                                    new_condition.source = FREEZE_AUTOFREEZE_VARIABLE
                                    new_param = self.objectspace.param()
                                    new_param.text = 'oui'
                                    new_condition.param = [new_param]
                                    new_target = self.objectspace.target()
                                    new_target.type = 'variable'
                                    if variables.name == VARIABLE_NAMESPACE:
                                        path = variable.name
                                    else:
                                        path = variable.namespace + '.' + family.name + '.' + variable.name
                                    new_target.name = path
                                    new_condition.target = [new_target]
                                    if not hasattr(self.space.constraints, 'condition'):
                                        self.space.constraints.condition = []
                                    self.space.constraints.condition.append(new_condition)

    def _set_valid_enum(self, variable, values, type_):
        variable.mandatory = True
        variable.choice = []
        choices = []
        for value in values:
            choice = self.objectspace.choice()
            try:
                if type_ in CONVERSION:
                    choice.name = CONVERSION[type_](value)
                else:
                    choice.name = str(value)
            except:
                raise CreoleDictConsistencyError(_(f'unable to change type of a valid_enum entry "{value}" is not a valid "{type_}" for "{variable.name}"'))
            choices.append(choice.name)
            choice.type = type_
            variable.choice.append(choice)
        if not variable.choice:
            raise CreoleDictConsistencyError(_('empty valid enum is not allowed for variable {}').format(variable.name))
        if hasattr(variable, 'value'):
            for value in variable.value:
                value.type = type_
                if type_ in CONVERSION:
                    cvalue = CONVERSION[type_](value.name)
                else:
                    cvalue = value.name
                if cvalue not in choices:
                    raise CreoleDictConsistencyError(_('value "{}" of variable "{}" is not in list of all expected values ({})').format(value.name, variable.name, choices))
        else:
            new_value = self.objectspace.value()
            new_value.name = values[0]
            new_value.type = type_
            variable.value = [new_value]
        variable.type = 'choice'

    def _convert_valid_enum(self, variable, path):
        if variable.type in FORCE_CHOICE:
            if path in self.valid_enums:
                raise CreoleDictConsistencyError(_('cannot set valid enum for variable with type {}').format(variable.type))
            self._set_valid_enum(variable, FORCE_CHOICE[variable.type], 'string')
        if path in self.valid_enums:
            values = self.valid_enums[path]['values']
            self._set_valid_enum(variable, values, variable.type)
            del self.valid_enums[path]
        if path in self.force_value:
            new_value = self.objectspace.value()
            new_value.name = self.force_value[path]
            variable.value = [new_value]
            del self.force_value[path]

    def convert_valid_enums(self):  # pylint: disable=C0111
        if not hasattr(self.space, 'variables'):
            return
        for variables in self.space.variables.values():
            namespace = variables.name
            if hasattr(variables, 'family'):
                for family in variables.family.values():
                    if hasattr(family, 'variable'):
                        for variable in family.variable.values():
                            if isinstance(variable, self.objectspace.Leadership):
                                for follower in variable.variable:
                                    path = '{}.{}.{}.{}'.format(namespace, family.name, variable.name, follower.name)
                                    self._convert_valid_enum(follower, path)
                            else:
                                path = '{}.{}.{}'.format(namespace, family.name, variable.name)
                                self._convert_valid_enum(variable, path)
        # valid_enums must be empty now (all information are store in objects)
        if self.valid_enums:
            raise CreoleDictConsistencyError(_('valid_enum sets for unknown variables {}').format(self.valid_enums.keys()))

    def change_variable_mode(self):  # pylint: disable=C0111
        if not hasattr(self.space, 'variables'):
            return
        for variables in self.space.variables.values():
            if hasattr(variables, 'family'):
                for family in variables.family.values():
                    family_mode = family.mode
                    if hasattr(family, 'variable'):
                        for variable in family.variable.values():

                            if isinstance(variable, self.objectspace.Leadership):
                                mode = modes_level[-1]
                                for follower in variable.variable:
                                    if follower.auto_save is True:
                                        raise CreoleDictConsistencyError(_('leader/followers {} '
                                                                           'could not be '
                                                                           'auto_save').format(follower.name))
                                    if follower.auto_freeze is True:
                                        raise CreoleDictConsistencyError(_('leader/followers {} '
                                                                           'could not be '
                                                                           'auto_freeze').format(follower.name))
                                    if HIGH_COMPATIBILITY and variable.name != follower.name:  # and variable.variable[0].mode != modes_level[0]:
                                        is_follower = True
                                    else:
                                        is_follower = False
                                    path = '{}.{}.{}'.format(family.path, variable.name, follower.name)
                                    self.annotate_variable(follower, family_mode, path, is_follower)
                                    # leader's mode is minimum level
                                    if modes[variable.variable[0].mode] > modes[follower.mode]:
                                        follower.mode = variable.variable[0].mode
                                variable.mode = variable.variable[0].mode
                            else:
                                # auto_save's variable is set in 'basic' mode if its mode is 'normal'
                                if variable.auto_save is True and variable.mode != modes_level[-1]:
                                    variable.mode = modes_level[0]
                                # auto_freeze's variable is set in 'basic' mode if its mode is 'normal'
                                if variable.auto_freeze is True and variable.mode != modes_level[-1]:
                                    variable.mode = modes_level[0]
                                path = '{}.{}'.format(family.path, variable.name)
                                self.annotate_variable(variable, family_mode, path)

    def convert_fill(self):  # pylint: disable=C0111,R0912
        if not hasattr(self.space, 'constraints') or not hasattr(self.space.constraints, 'fill'):
            return
        # sort fill/auto by index
        fills = {fill.index: fill for idx, fill in enumerate(self.space.constraints.fill)}
        indexes = list(fills.keys())
        indexes.sort()
        targets = []
        eosfunc = dir(self.eosfunc)
        for idx in indexes:
            fill = fills[idx]
            # test if it's redefined calculation
            if fill.target in targets and not fill.redefine:
                raise CreoleDictConsistencyError(_(f"A fill already exists for the target: {fill.target}"))
            targets.append(fill.target)
            #
            if not fill.name in eosfunc:
                raise CreoleDictConsistencyError(_('cannot find fill function {}').format(fill.name))

            namespace = fill.namespace
            # let's replace the target by the path
            fill.target = self.paths.get_variable_path(fill.target,
                                                       namespace)

            value = self.objectspace.value()
            value.type = 'calculation'
            value.name = fill.name
            if hasattr(fill, 'param'):
                param_to_delete = []
                for fill_idx, param in enumerate(fill.param):
                    if param.type not in TYPE_PARAM_FILL:
                        raise CreoleDictConsistencyError(_(f'cannot use {param.type} type as a param in a fill/auto'))
                    if param.type != 'string' and not hasattr(param, 'text'):
                        raise CreoleDictConsistencyError(_(f"All '{param.type}' variables shall have a value in order to calculate {fill.target}"))
                    if param.type == 'variable':
                        try:
                            param.text, suffix = self.paths.get_variable_path(param.text,
                                                                              namespace,
                                                                              with_suffix=True)
                            if suffix:
                                param.suffix = suffix
                        except CreoleDictConsistencyError as err:
                            if param.optional is False:
                                raise err
                            param_to_delete.append(fill_idx)
                            continue
                    if param.hidden is True:
                        param.transitive = False
                    param.hidden = None
                param_to_delete.sort(reverse=True)
                for param_idx in param_to_delete:
                    fill.param.pop(param_idx)
                value.param = fill.param
            variable = self.paths.get_variable_obj(fill.target)
            variable.value = [value]
        del self.space.constraints.fill

    def filter_separators(self):  # pylint: disable=C0111,R0201
        # FIXME devrait etre dans la variable
        if not hasattr(self.space, 'variables'):
            return
        for family in self.space.variables.values():
            if (hasattr(family, 'separators') and hasattr(family.separators, 'separator')):
                space = family.separators.separator
                names = []
                for idx, separator in enumerate(space):
                    namespace = self.paths.get_variable_namespace(separator.name)
                    subpath = self.paths.get_variable_path(separator.name, namespace)
                    separator.name = subpath
                    if separator.name in names:
                        raise CreoleDictConsistencyError(_('{} already has a separator').format(separator.name))
                    names.append(separator.name)


    def load_params_in_validenum(self, param):
        if param.type in ['string', 'python', 'number']:
            if not hasattr(param, 'text') and (param.type == 'python' or param.type == 'number'):
                raise CreoleDictConsistencyError(_("All '{}' variables shall be set in order to calculate {}").format(param.type, 'valid_enum'))
            if param.type in ['string', 'number']:
                try:
                    values = literal_eval(param.text)
                except ValueError:
                    raise CreoleDictConsistencyError(_('Cannot load {}').format(param.text))
            elif param.type == 'python':
                try:
                    #values = eval(param.text, {'eosfunc': self.eosfunc, '__builtins__': {'range': range, 'str': str}})
                    values = eval(param.text, {'eosfunc': self.eosfunc, '__builtins__': {'range': range, 'str': str}})
                except NameError:
                    raise CreoleDictConsistencyError(_('The function {} is unknown').format(param.text))
            if not isinstance(values, list):
                raise CreoleDictConsistencyError(_('Function {} shall return a list').format(param.text))
            new_values = []
            for val in values:
                new_values.append(val)
            values = new_values
        else:
            values = param.text
        return values

    def filter_check(self):  # pylint: disable=C0111
        # valid param in check
        if not hasattr(self.space, 'constraints') or not hasattr(self.space.constraints, 'check'):
            return
        space = self.space.constraints.check
        remove_indexes = []
        for check_idx, check in enumerate(space):
            namespace = check.namespace
            if hasattr(check, 'param'):
                param_option_indexes = []
                for idx, param in enumerate(check.param):
                    if param.type not in TYPE_PARAM_CHECK:
                        raise CreoleDictConsistencyError(_('cannot use {} type as a param in check for {}').format(param.type, check.target))
                    if param.type == 'variable':
                        try:
                            param.text = self.paths.get_variable_path(param.text, namespace)
                        except CreoleDictConsistencyError as err:
                            if param.optional is True:
                                param_option_indexes.append(idx)
                            else:
                                raise err
                param_option_indexes = list(set(param_option_indexes))
                param_option_indexes.sort(reverse=True)
                for idx in param_option_indexes:
                    check.param.pop(idx)
                if not HIGH_COMPATIBILITY and check.param == []:
                    remove_indexes.append(check_idx)
        remove_indexes.sort(reverse=True)
        for idx in remove_indexes:
            del space[idx]
        variables = {}
        for index, check in enumerate(space):
            namespace = check.namespace
            if HIGH_COMPATIBILITY:
                if not self.paths.path_is_defined(check.target):
                    continue
                check.is_in_leadership = self.paths.get_leader(check.target) != None
            # let's replace the target by the path
            check.target = self.paths.get_variable_path(check.target, namespace)
            if check.target not in variables:
                variables[check.target] = []
            variables[check.target].append((index, check))
        # remove check already set for a variable
        remove_indexes = []
        for checks in variables.values():
            names = {}
            for idx, check in checks:
                if HIGH_COMPATIBILITY and check.name == 'valid_enum':
                    redefine = True
                else:
                    redefine = False
                    #redefine = bool(check.redefine)
                if redefine and check.name in names:
                    remove_indexes.append(names[check.name])
                    del names[check.name]
                names[check.name] = idx
                del check.index
        remove_indexes.sort(reverse=True)
        for idx in remove_indexes:
            del space[idx]
        remove_indexes = []
        functions = dir(self.eosfunc)
        functions.extend(['valid_enum', 'valid_in_network', 'valid_differ'])
        for idx, check in enumerate(space):
            if not check.name in functions:
                raise CreoleDictConsistencyError(_('cannot find check function {}').format(check.name))
            #is_probe = not check.name in self.eosfunc.func_on_zephir_context
            #if is_probe:
            #    raise CreoleDictConsistencyError(_('cannot have a check with probe function ({})').format(check.name))
            if check.name == 'valid_enum':
                proposed_value_type = False
                remove_params = []
                for param_idx, param in enumerate(check.param):
                    if hasattr(param, 'name') and param.name == 'checkval':
                        try:
                            proposed_value_type = self.objectspace.convert_boolean(param.text) == False
                            remove_params.append(param_idx)
                        except TypeError as err:
                            raise CreoleDictConsistencyError(_('cannot load checkval value for variable {}: {}').format(check.target, err))
                        if proposed_value_type:
                            # no more supported
                            raise CreoleDictConsistencyError(_('cannot load checkval value for variable {}, no more supported').format(check.target))
                remove_params.sort(reverse=True)
                for param_idx in remove_params:
                    del check.param[param_idx]
                if len(check.param) != 1:
                    raise CreoleDictConsistencyError(_('cannot set more than one param '
                                                       'for valid_enum for variable {}'
                                                       '').format(check.target))
                param = check.param[0]
                if proposed_value_type:
                    if param.type == 'variable':
                        try:
                            values = self.load_params_in_validenum(param)
                        except NameError as err:
                            raise CreoleDictConsistencyError(_('cannot load value for variable {}: {}').format(check.target, err))
                        add_value = True
                        if HIGH_COMPATIBILITY and check.is_in_leadership:
                            add_value = False
                        if add_value and values:
                            self.force_value[check.target] = values[0]
                else:
                    if check.target in self.valid_enums:
                        raise CreoleDictConsistencyError(_('valid_enum already set for {}'
                                                           '').format(check.target))
                    values = self.load_params_in_validenum(param)
                    self.valid_enums[check.target] = {'type': param.type,
                                                      'values': values}
                    remove_indexes.append(idx)
        remove_indexes.sort(reverse=True)
        for idx in remove_indexes:
            del space[idx]
        #convert level to "warnings_only" and hidden to "transitive"
        for check in space:
            if check.level == 'warning':
                check.warnings_only = True
            else:
                check.warnings_only = False
            check.level = None
            if hasattr(check, 'param'):
                for param in check.param:
                    if not param.hidden is True:
                        check.transitive = False
                    param.hidden = None

        if not self.space.constraints.check:
            del self.space.constraints.check


    def convert_check(self):
        if not hasattr(self.space, 'constraints') or not hasattr(self.space.constraints, 'check'):
            return
        for check in self.space.constraints.check:
            variable = self.paths.get_variable_obj(check.target)
            check_ = self.objectspace.check()
            name = check.name
            if name == 'valid_differ':
                name = 'valid_not_equal'
            elif name == 'valid_network_netmask':
                params_len = 1
                if len(check.param) != params_len:
                    raise CreoleDictConsistencyError(_('{} must have {} param').format(name, params_len))
            elif name == 'valid_ipnetmask':
                params_len = 1
                if len(check.param) != params_len:
                    raise CreoleDictConsistencyError(_('{} must have {} param').format(name, params_len))
                name = 'valid_ip_netmask'
            elif name == 'valid_broadcast':
                params_len = 2
                if len(check.param) != params_len:
                    raise CreoleDictConsistencyError(_('{} must have {} param').format(name, params_len))
            elif name == 'valid_in_network':
                params_len = 2
                if len(check.param) != params_len:
                    raise CreoleDictConsistencyError(_('{} must have {} param').format(name, params_len))
            check_.name = name
            check_.warnings_only = check.warnings_only
            if hasattr(check, 'param'):
                check_.param = check.param
            if not hasattr(variable, 'check'):
                variable.check = []
            variable.check.append(check_)
        del self.space.constraints.check

    def filter_targets(self):  # pylint: disable=C0111
        for condition_idx, condition in enumerate(self.space.constraints.condition):
            namespace = condition.namespace
            del_idx = []
            for idx, target in enumerate(condition.target):
                if target.type == 'variable':
                    if (hasattr(target, 'optional') and target.optional is True and
                            not self.paths.path_is_defined(target.name)):
                        del_idx.append(idx)
                        continue
                    if condition.source == target.name:
                        raise CreoleDictConsistencyError(_('target name and source name must be different: {}').format(condition.source))
                    target.name = self.paths.get_variable_path(target.name, namespace)
                elif target.type == 'family':
                    try:
                        target.name = self.paths.get_family_path(target.name, namespace)
                    except KeyError:
                        raise CreoleDictConsistencyError(_('cannot found family {}').format(target.name))
            del_idx = list(set(del_idx))
            del_idx.sort(reverse=True)
            for idx in del_idx:
                condition.target.pop(idx)

    def convert_xxxlist_to_variable(self):  # pylint: disable=C0111
        # transform *list to variable or family
        for condition_idx, condition in enumerate(self.space.constraints.condition):
            new_targets = []
            remove_targets = []
            for target_idx, target in enumerate(condition.target):
                if target.type not in ['variable', 'family']:
                    listname = target.type
                    if not listname.endswith('list'):
                        raise Exception('not yet implemented')
                    listvars = self.objectspace.list_conditions.get(listname,
                                                                    {}).get(target.name)
                    if listvars:
                        for listvar in listvars:
                            variable = self.paths.get_variable_obj(listvar)
                            type_ = 'variable'
                            new_target = self.objectspace.target()
                            new_target.type = type_
                            new_target.name = listvar
                            new_target.index = target.index
                            new_targets.append(new_target)
                    remove_targets.append(target_idx)
            remove_targets = list(set(remove_targets))
            remove_targets.sort(reverse=True)
            for target_idx in remove_targets:
                condition.target.pop(target_idx)
            condition.target.extend(new_targets)

    def check_condition(self):
        for condition in self.space.constraints.condition:
            if condition.name not in ['disabled_if_in', 'disabled_if_not_in', 'hidden_if_in', 'auto_hidden_if_not_in',
                                      'hidden_if_not_in', 'mandatory_if_in', 'mandatory_if_not_in']:
                raise CreoleDictConsistencyError(_(f'unknown condition {condition.name}'))

    def check_params(self):
        for condition in self.space.constraints.condition:
            for param in condition.param:
                if param.type not in TYPE_PARAM_CONDITION:
                    raise CreoleDictConsistencyError(_(f'cannot use {param.type} type as a param in a condition'))

    def check_target(self):
        for condition in self.space.constraints.condition:
            if not hasattr(condition, 'target'):
                raise CreoleDictConsistencyError(_('target is mandatory in condition'))
            for target in condition.target:
                if target.type.endswith('list') and condition.name not in ['disabled_if_in', 'disabled_if_not_in']:
                    raise CreoleDictConsistencyError(_(f'target in condition for {target.type} not allow in {condition.name}'))

    def check_condition_fallback_not_exists(self):
        # a condition with a fallback **and** the source variable doesn't exist
        remove_conditions = []
        for idx, condition in enumerate(self.space.constraints.condition):
            if condition.fallback is True and not self.paths.path_is_defined(condition.source):
                for target in condition.target:
                    if target.type in ['variable', 'family']:
                        if target.name.startswith(VARIABLE_NAMESPACE + '.'):
                            name = target.name.split('.')[-1]
                        else:
                            name = target.name
                        if target.type == 'variable':
                            variable = self.paths.get_variable_obj(name)
                        else:
                            variable = self.paths.get_family_obj(name)
                        if condition.name == 'disabled_if_in':
                            variable.disabled = True
                        if condition.name == 'mandatory_if_in':
                            variable.mandatory = True
                        if condition.name == 'hidden_if_in':
                            variable.hidden = True
                    else:
                        listname = target.type
                        listvars = self.objectspace.list_conditions.get(listname,
                                                                        {}).get(target.name, None)
                        if listvars is not None:
                            for listvar in listvars:
                                variable = self.paths.get_variable_obj(listvar)
                                if condition.name in ['disabled_if_in']:
                                    variable.value[0].name = False
                            del self.objectspace.list_conditions[listname][target.name]
                remove_conditions.append(idx)
        remove_conditions = list(set(remove_conditions))
        remove_conditions.sort(reverse=True)
        for idx in remove_conditions:
            self.space.constraints.condition.pop(idx)

    def check_choice_option_condition(self, force_remove_targets):
        # remove condition for ChoiceOption that don't have param
        remove_conditions = []
        for condition_idx, condition in enumerate(self.space.constraints.condition):
            namespace = condition.namespace
            src_variable = self.paths.get_variable_obj(condition.source)
            condition.source = self.paths.get_variable_path(condition.source, namespace, allow_source=True)
            valid_enum = None
            if condition.source in self.valid_enums and \
                    self.valid_enums[condition.source]['type'] == 'string':
                valid_enum = self.valid_enums[condition.source]['values']
            if src_variable.type in FORCE_CHOICE:
                valid_enum = FORCE_CHOICE[src_variable.type]
            if valid_enum is not None:
                remove_param = []
                for param_idx, param in enumerate(condition.param):
                    if param.text not in valid_enum:
                        remove_param.append(param_idx)
                remove_param.sort(reverse=True)
                for idx in remove_param:
                    del condition.param[idx]
                if condition.param == []:
                    for target in condition.target:
                        if target.name.startswith(f'{VARIABLE_NAMESPACE}.'):
                            name = target.name.split('.')[-1]
                        else:
                            name = target.name
                        if target.type == 'variable':
                            variable = self.paths.get_variable_obj(name)
                        else:
                            variable = self.paths.get_family_obj(name)
                        if condition.name == 'disabled_if_not_in':
                            variable.disabled = True
                            force_remove_targets.setdefault(condition.name,
                                                            []).append(target.name)
                        elif condition.name == 'hidden_if_not_in':
                            variable.hidden = True
                            force_remove_targets.setdefault(condition.name,
                                                            []).append(target.name)
                        elif condition.name == 'mandatory_if_not_in':
                            variable.mandatory = True
                            force_remove_targets.setdefault(condition.name,
                                                            []).append(target.name)
                    remove_conditions.append(condition_idx)
        remove_conditions = list(set(remove_conditions))
        remove_conditions.sort(reverse=True)
        for idx in remove_conditions:
            self.space.constraints.condition.pop(idx)

    def manage_variable_property(self, force_remove_targets):
        for condition in self.space.constraints.condition:
            remove_targets = []
            #parse each variable and family
            for target_idx, target in enumerate(condition.target):
                if target.name in force_remove_targets.get(condition.name, []):
                    remove_targets.append(target_idx)
                if target.name.startswith(f'{VARIABLE_NAMESPACE}.'):
                    name = target.name.split('.')[-1]
                else:
                    name = target.name
                if target.type == 'variable':
                    variable = self.paths.get_variable_obj(name)
                else:
                    variable = self.paths.get_family_obj(name)
                if condition.name in ['hidden_if_in', 'hidden_if_not_in']:
                    variable.hidden = False
                if condition.name in ['mandatory_if_in', 'mandatory_if_not_in']:
                    variable.mandatory = False
                if HIGH_COMPATIBILITY and condition.name in ['hidden_if_in',
                                                             'hidden_if_not_in']:
                    self.has_hidden_if_in_condition.append(name)
                if condition.name in ['mandatory_if_in', 'mandatory_if_not_in']:
                    self.force_not_mandatory.append(target.name)

            remove_targets = list(set(remove_targets))
            remove_targets.sort(reverse=True)
            for target_idx in remove_targets:
                condition.target.pop(target_idx)

    def remove_condition_with_empty_target(self):
        remove_conditions = []
        for condition_idx, condition in enumerate(self.space.constraints.condition):
            if not condition.target:
                remove_conditions.append(condition_idx)
        remove_conditions = list(set(remove_conditions))
        remove_conditions.sort(reverse=True)
        for idx in remove_conditions:
            self.space.constraints.condition.pop(idx)

    def filter_condition(self):  # pylint: disable=C0111
        if not hasattr(self.space, 'constraints') or not hasattr(self.space.constraints, 'condition'):
            return
        force_remove_targets = {}
        self.check_condition()
        self.check_params()
        self.check_target()
        self.check_condition_fallback_not_exists()
        self.filter_targets()
        self.convert_xxxlist_to_variable()
        self.check_choice_option_condition(force_remove_targets)
        self.manage_variable_property(force_remove_targets)
        self.remove_condition_with_empty_target()
        for condition in self.space.constraints.condition:
            inverse = condition.name.endswith('_if_not_in')
            if condition.name.startswith('disabled_if_'):
                actions = ['disabled']
            elif condition.name.startswith('hidden_if_'):
                actions = ['frozen', 'hidden', 'force_default_on_freeze']
            elif condition.name.startswith('mandatory_if_'):
                actions = ['mandatory']
            elif condition.name == 'auto_hidden_if_not_in':
                actions = ['auto_frozen']
            for param in condition.param:
                if hasattr(param, 'text'):
                    param = param.text
                else:
                    param = None
                for target in condition.target:
                    if target.name.startswith(f'{VARIABLE_NAMESPACE}.'):
                        name = target.name.split('.')[-1]
                    else:
                        name = target.name
                    if target.type == 'variable':
                        variable = self.paths.get_variable_obj(name)
                    else:
                        variable = self.paths.get_family_obj(name)
                    if not hasattr(variable, 'property'):
                        variable.property = []
                    for action in actions:
                        prop = self.objectspace.property_()
                        prop.type = 'calculation'
                        prop.inverse = inverse
                        prop.source = condition.source
                        prop.expected = param
                        prop.name = action
                        variable.property.append(prop)
        del self.space.constraints.condition