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# Copyright (c) 2016 Egor Tensin <egor@tensin.name>
# This file is part of the "VK scripts" project.
# For details, see https://github.com/egor-tensin/vk-scripts
# Distributed under the MIT License.
from collections import OrderedDict
from collections.abc import Hashable, Mapping, MutableMapping
from enum import Enum
from .last_seen import LastSeen
def _parse_last_seen(x):
if isinstance(x, LastSeen):
return x
if isinstance(x, Mapping):
return LastSeen.from_api_response(x)
raise TypeError()
def _parse_bool(x):
if isinstance(x, str):
if str(True) == x:
return True
if str(False) == x:
return False
raise ValueError()
return bool(x)
def _parse_hidden(x):
return _parse_bool(x)
def _parse_online_flag(x):
return _parse_bool(x)
class UserField(Enum):
UID = "id"
FIRST_NAME = "first_name"
LAST_NAME = "last_name"
DEACTIVATED = "deactivated"
HIDDEN = "hidden"
DOMAIN = "domain"
ONLINE = "online"
LAST_SEEN = "last_seen"
def __str__(self):
return self.value
class DeactivationReason(Enum):
DELETED = "deleted"
BANNED = "banned"
def __str__(self):
return self.value
def _parse_deactivated(s):
return DeactivationReason(s)
class User(Hashable, MutableMapping):
@staticmethod
def from_api_response(source):
instance = User()
for field in UserField:
if str(field) in source:
instance[field] = source[str(field)]
return instance
def __init__(self, fields=None):
if fields is None:
fields = OrderedDict()
self._fields = fields
def __eq__(self, other):
return self.uid == other.uid
# return self._fields == other._fields
def __hash__(self):
return hash(self.uid)
def __getitem__(self, field):
return self._fields[field]
def __setitem__(self, field, value):
self._fields[field] = self.parse(field, value)
def __delitem__(self, field):
del self._fields[field]
def __iter__(self):
return iter(self._fields)
def __len__(self):
return len(self._fields)
@staticmethod
def parse(field, value):
if field in User._FIELD_PARSERS:
return User._FIELD_PARSERS[field](value)
return User._DEFAULT_FIELD_PARSER(value)
_FIELD_PARSERS = {
UserField.UID: int,
UserField.DEACTIVATED: _parse_deactivated,
UserField.HIDDEN: _parse_hidden,
UserField.ONLINE: _parse_online_flag,
UserField.LAST_SEEN: _parse_last_seen,
}
_DEFAULT_FIELD_PARSER = str
@property
def uid(self):
return self[UserField.UID]
@property
def first_name(self):
return self[UserField.FIRST_NAME]
@property
def has_last_name(self):
return UserField.LAST_NAME in self and self.last_name
@property
def last_name(self):
return self[UserField.LAST_NAME]
@property
def full_name(self):
if not self.has_last_name:
return self.first_name
return f"{self.first_name} {self.last_name}"
@property
def is_deactivated(self):
return UserField.DEACTIVATED in self
@property
def deactivation_reason(self):
return self[UserField.DEACTIVATED]
@property
def is_hidden(self):
return UserField.HIDDEN in self and self[UserField.HIDDEN]
@property
def domain(self):
return self[UserField.DOMAIN]
@property
def is_online(self):
return self[UserField.ONLINE]
@property
def is_offline(self):
return not self.is_online
@property
def last_seen(self):
return self[UserField.LAST_SEEN]
@last_seen.setter
def last_seen(self, last_seen):
self[UserField.LAST_SEEN] = last_seen
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