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classes.py
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1241 lines (1103 loc) · 28.2 KB
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from enums import Event, LIMP_VALUES
from typing import (
Union,
List,
Tuple,
Set,
Dict,
Literal,
TypedDict,
Any,
Callable,
Type,
ForwardRef,
)
from motor.motor_asyncio import AsyncIOMotorClient
from bson import ObjectId, binary
from aiohttp.web import WebSocketResponse
import logging, re, datetime, time, json, copy
logger = logging.getLogger('limp')
LIMP_EVENTS = List[Event]
LIMP_ENV = TypedDict(
'LIMP_ENV',
conn=AsyncIOMotorClient,
REMOTE_ADDR=str,
HTTP_USER_AGENT=str,
client_app=str,
session='BaseModel',
ws=WebSocketResponse,
watch_tasks=Dict[str, Dict[Literal['watch', 'task'], Callable]],
)
LIMP_QUERY = List[
Union[
'LIMP_QUERY',
Union[
Dict[
str,
Union[
'LIMP_QUERY',
Any,
Union[
Dict[Literal['$ne'], Any],
Dict[Literal['$eq'], Any],
Dict[Literal['$gt'], Union[int, str]],
Dict[Literal['$gte'], Union[int, str]],
Dict[Literal['$lt'], Union[int, str]],
Dict[Literal['$lte'], Union[int, str]],
Dict[Literal['$bet'], Union[List[int], List[str]]],
Dict[Literal['$all'], List[Any]],
Dict[Literal['$in'], List[Any]],
Dict[Literal['$regex'], str],
],
],
],
Dict[Literal['$search'], str],
Dict[Literal['$sort'], Dict[str, Literal[1, -1]]],
Dict[Literal['$skip'], int],
Dict[Literal['$limit'], int],
Dict[Literal['$extn'], Union[Literal[False], List[str]]],
Dict[Literal['$attrs'], List[str]],
Dict[
Literal['$group'],
List[TypedDict('LIMP_QUERY_GROUP', by=str, count=int)],
],
],
]
]
LIMP_DOC = Dict[
str,
Union[
Dict[
str,
Union[
Dict[Literal['$add', '$multiply'], int],
Dict[Literal['$append', '$remove'], Any],
Any,
],
],
Any,
],
]
ATTRS_TYPES: Dict[str, Dict[str, Type]] = {
'ANY': {},
'ACCESS': {},
'ID': {},
'STR': {'pattern': str},
'INT': {'range': List[int]},
'FLOAT': {'range': List[int]},
'BOOL': {},
'LOCALE': {},
'LOCALES': {},
'EMAIL': {'allowed_domains': List[str], 'disallowed_domains': List[str]},
'PHONE': {'codes': List[str]},
'IP': {},
'URI_WEB': {'allowed_domains': List[str], 'disallowed_domains': List[str]},
'DATETIME': {'ranges': List[List[str]]},
'DATE': {'ranges': List[List[str]]},
'TIME': {'ranges': List[List[str]]},
'FILE': {
'types': List[str],
'max_ratio': List[int],
'min_ratio': List[int],
'max_dims': List[int],
'min_dims': List[int],
'max_size': int,
},
'GEO': {},
'LIST': {'list': List['ATTR'], 'min': int, 'max': int},
'DICT': {'dict': Dict[str, 'ATTR']},
'LITERAL': {'literal': List[Union[str, int, float, bool]]},
'UNION': {'union': List['ATTR']},
'TYPE': {'type': str},
}
class L10N(dict):
pass
class LIMP_MODULE:
collection: Union[str, bool]
proxy: str
attrs: Dict[str, 'ATTR']
diff: Union[bool, 'ATTR_MOD']
defaults: Dict[str, Any]
unique_attrs: List[str]
extns: Dict[str, 'EXTN']
privileges: List[str]
methods: TypedDict(
'METHODS',
permissions=List['PERM'],
query_args=Dict[str, Union['ATTR', 'ATTR_MOD']],
doc_args=Dict[str, Union['ATTR', 'ATTR_MOD']],
get_method=bool,
post_method=bool,
watch_method=bool
)
cache: List['CACHE']
analytics: List['ANALYTIC']
package_name: str
module_name: str
async def pre_read(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_read(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def read(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
async def pre_create(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_create(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def create(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
async def pre_update(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_update(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def update(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
async def pre_delete(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_delete(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def delete(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
async def pre_create_file(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_create_file(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def create_file(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
async def pre_delete_file(
self,
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
LIMP_EVENTS, LIMP_ENV, Union[LIMP_QUERY, 'Query'], LIMP_DOC, Dict[str, Any]
]:
pass
async def on_delete_file(
self,
results: Dict[str, Any],
skip_events: LIMP_EVENTS,
env: LIMP_ENV,
query: Union[LIMP_QUERY, 'Query'],
doc: LIMP_DOC,
payload: Dict[str, Any],
) -> Tuple[
Dict[str, Any],
LIMP_EVENTS,
LIMP_ENV,
Union[LIMP_QUERY, 'Query'],
LIMP_DOC,
Dict[str, Any],
]:
pass
async def delete_file(
self,
skip_events: LIMP_EVENTS = [],
env: LIMP_ENV = {},
query: Union[LIMP_QUERY, 'Query'] = [],
doc: LIMP_DOC = {},
) -> 'DictObj':
pass
class InvalidAttrTypeException(Exception):
def __init__(self, *, attr_type: str):
self.attr_type = attr_type
def __str__(self):
return f'Unkown or invalid Attr Type \'{self.attr_type}\'.'
class InvalidAttrTypeArgException(Exception):
def __init__(self, *, arg_name: str, arg_type: Any, arg_val: Any):
self.arg_name = arg_name
self.arg_type = arg_type
self.arg_val = arg_val
def __str__(self):
return f'Invalid Attr Type Arg for \'{self.arg_name}\' expecting type \'{self.arg_type}\' but got \'{self.arg_val}\'.'
class ATTR:
_type: Literal[
'ANY',
'ACCESS',
'ID',
'STR',
'INT',
'FLOAT',
'BOOL',
'LOCALE',
'LOCALES',
'EMAIL',
'PHONE',
'IP',
'URI_WEB',
'DATETIME',
'DATE',
'TIME',
'FILE',
'GEO',
'LIST',
'DICT',
'LITERAL',
'UNION',
'TYPE',
]
_desc: str
_args: Dict[str, Any]
_valid: bool = False
_extn: Union['EXTN', 'ATTR_MOD'] = None
__default = LIMP_VALUES.NONE_VALUE
@property
def _default(self):
if self.__default == '$__datetime':
return datetime.datetime.utcnow().isoformat()
elif self.__default == '$__date':
return datetime.date.today().isoformat()
elif self.__default == '$__time':
return datetime.datetime.now().time().isoformat()
else:
return self.__default
@_default.setter
def _default(self, value):
self.__default = value
def __repr__(self):
return f'<ATTR:{self._type},{self._args}>'
def __init__(self, *, attr_type: str, desc: str = None, **kwargs: Dict[str, Any]):
self._type = attr_type
self._desc = desc
self._args = kwargs
ATTR.validate_type(attr_type=self, skip_type=True)
@classmethod
def ANY(cls, *, desc: str = None):
return ATTR(attr_type='ANY', desc=desc)
@classmethod
def ACCESS(cls, *, desc: str = None):
return ATTR(attr_type='ACCESS', desc=desc)
@classmethod
def ID(cls, *, desc: str = None):
return ATTR(attr_type='ID', desc=desc)
@classmethod
def STR(cls, *, desc: str = None, pattern: str = None):
return ATTR(attr_type='STR', desc=desc, pattern=pattern)
@classmethod
def INT(cls, *, desc: str = None, range: List[int] = None):
return ATTR(attr_type='INT', desc=desc, range=range)
@classmethod
def FLOAT(cls, *, desc: str = None, range: List[int] = None):
return ATTR(attr_type='FLOAT', desc=desc, range=range)
@classmethod
def BOOL(cls, *, desc: str = None):
return ATTR(attr_type='BOOL', desc=desc)
@classmethod
def LOCALE(cls, *, desc: str = None):
return ATTR(attr_type='LOCALE', desc=desc)
@classmethod
def LOCALES(cls, *, desc: str = None):
return ATTR(attr_type='LOCALES', desc=desc)
@classmethod
def EMAIL(
cls,
*,
desc: str = None,
allowed_domains: List[str] = None,
disallowed_domains: List[str] = None,
):
return ATTR(
attr_type='EMAIL',
desc=desc,
allowed_domains=allowed_domains,
disallowed_domains=disallowed_domains,
)
@classmethod
def PHONE(cls, *, desc: str = None, codes: List[str] = None):
return ATTR(attr_type='PHONE', desc=desc, codes=codes)
@classmethod
def IP(cls, *, desc: str = None):
return ATTR(attr_type='IP', desc=desc)
@classmethod
def URI_WEB(
cls,
*,
desc: str = None,
allowed_domains: List[str] = None,
disallowed_domains: List[str] = None,
):
return ATTR(
attr_type='URI_WEB',
desc=desc,
allowed_domains=allowed_domains,
disallowed_domains=disallowed_domains,
)
@classmethod
def DATETIME(cls, *, desc: str = None, ranges: List[List[str]] = None):
return ATTR(attr_type='DATETIME', desc=desc, ranges=ranges)
@classmethod
def DATE(cls, *, desc: str = None, ranges: List[List[str]] = None):
return ATTR(attr_type='DATE', desc=desc, ranges=ranges)
@classmethod
def TIME(cls, *, desc: str = None, ranges: List[List[str]] = None):
return ATTR(attr_type='TIME', desc=desc, ranges=ranges)
@classmethod
def FILE(
cls,
*,
desc: str = None,
types: List[str] = None,
max_ratio: List[int] = None,
min_ratio: List[int] = None,
max_dims: List[int] = None,
min_dims: List[int] = None,
max_size: int = None,
):
return ATTR(
attr_type='FILE',
desc=desc,
types=types,
max_ratio=max_ratio,
min_ratio=min_ratio,
max_dims=max_dims,
min_dims=min_dims,
max_size=max_size,
)
@classmethod
def GEO(cls, *, desc: str = None):
return ATTR(attr_type='GEO', desc=desc)
@classmethod
def LIST(
cls,
*,
desc: str = None,
list: List['ATTR'],
min: int = None,
max: int = None,
):
return ATTR(attr_type='LIST', desc=desc, list=list, min=min, max=max)
@classmethod
def DICT(cls, *, desc: str = None, dict: Dict[str, 'ATTR']):
return ATTR(attr_type='DICT', desc=desc, dict=dict)
@classmethod
def LITERAL(
cls, *, desc: str = None, literal: List[Union[str, int, float, bool]]
):
return ATTR(attr_type='LITERAL', desc=desc, literal=literal)
@classmethod
def UNION(cls, *, desc: str = None, union: List['ATTR']):
return ATTR(attr_type='UNION', desc=desc, union=union)
@classmethod
def TYPE(cls, *, desc: str = None, type: str):
return ATTR(attr_type='TYPE', desc=desc, type=type)
@classmethod
def validate_type(cls, *, attr_type: 'ATTR', skip_type: bool = False):
from config import Config
if type(attr_type) != ATTR:
raise InvalidAttrTypeException(attr_type=attr_type)
if attr_type._valid:
return
if attr_type._type not in [
'ANY',
'ACCESS',
'ID',
'STR',
'INT',
'FLOAT',
'BOOL',
'LOCALE',
'LOCALES',
'EMAIL',
'PHONE',
'IP',
'URI_WEB',
'DATETIME',
'DATE',
'TIME',
'FILE',
'GEO',
'LIST',
'DICT',
'LITERAL',
'UNION',
'TYPE',
]:
raise InvalidAttrTypeException(attr_type=attr_type)
elif (
not skip_type
and attr_type._type == 'TYPE'
and attr_type._args['type'] not in Config.types.keys()
):
raise InvalidAttrTypeException(attr_type=attr_type)
elif attr_type._type != 'TYPE':
for arg in ATTRS_TYPES[attr_type._type].keys():
if (
arg in ['list', 'dict', 'literal', 'union', 'type']
and arg not in attr_type._args.keys()
):
raise InvalidAttrTypeArgException(
arg_name=arg,
arg_type=ATTRS_TYPES[attr_type._type][arg],
arg_val=attr_type._args[arg],
)
elif arg in attr_type._args.keys() and attr_type._args[arg]:
cls.validate_arg(
arg_name=arg,
arg_type=ATTRS_TYPES[attr_type._type][arg],
arg_val=attr_type._args[arg],
)
else:
attr_type._args[arg] = None
attr_type._valid = True
@classmethod
def validate_arg(cls, *, arg_name: str, arg_type: Any, arg_val: Any):
if arg_type == str:
if type(arg_val) != str:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
return
elif arg_type == int:
if type(arg_val) != int:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
return
elif type(arg_type) == ForwardRef:
if type(arg_val) != ATTR:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
return
elif arg_name == 'literal':
if type(arg_val) != list:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
for arg_val_child in arg_val:
if type(arg_val_child) not in arg_type.__args__[0].__args__:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
return
elif arg_name == 'union':
if type(arg_val) != list:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
for arg_val_child in arg_val:
if type(arg_val_child) != ATTR:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
return
elif arg_type._name == 'List':
if type(arg_val) != list:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
for arg_val_child in arg_val:
cls.validate_arg(
arg_name=arg_name,
arg_type=arg_type.__args__[0],
arg_val=arg_val_child,
)
return
elif arg_type._name == 'Dict':
if type(arg_val) != dict:
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
else:
if '__key' in arg_val.keys():
if arg_val['__key']._type not in ['STR', 'LITERAL']:
raise InvalidAttrTypeArgException(
arg_name=f'{arg_name}.__key',
arg_type=['STR', 'LITERAL'],
arg_val=arg_val['__key']._type,
)
return
raise InvalidAttrTypeArgException(
arg_name=arg_name, arg_type=arg_type, arg_val=arg_val
)
class ATTR_MOD:
condition: Callable
default: Union[Callable, Any]
def __repr__(self):
return f'<ATTR_MOD:{self.condition},{self.default}>'
def __init__(
self,
*,
condition: Callable[[List[str], Dict[str, Any], 'Query', LIMP_DOC], bool],
default: Union[
Callable[[List[str], Dict[str, Any], 'Query', LIMP_DOC], Any], Any
],
):
self.condition = condition
self.default = default
class PERM:
privilege: str
query_mod: Union[LIMP_DOC, List[LIMP_DOC]]
doc_mod: Union[LIMP_DOC, List[LIMP_DOC]]
def __repr__(self):
return f'<PERM:{self.privilege},{self.query_mod},{self.doc_mod}>'
def __init__(
self,
*,
privilege: str,
query_mod: Union[LIMP_DOC, List[LIMP_DOC]] = None,
doc_mod: Union[LIMP_DOC, List[LIMP_DOC]] = None,
):
if not query_mod:
query_mod = {}
if not doc_mod:
doc_mod = {}
self.privilege = privilege
self.query_mod = query_mod
self.doc_mod = doc_mod
class EXTN:
module: str
attrs: List[str]
force: bool = False
def __repr__(self):
return f'<EXTN:{self.module},{self.attrs},{self.force}>'
def __init__(self, *, module: str, attrs: List[str] = None, force: bool = False):
if not attrs:
attrs = ['*']
self.module = module
self.attrs = attrs
self.force = force
class CACHE:
condition: Callable[[List[str], Dict[str, Any], Union['Query', LIMP_QUERY]], bool]
period: int
queries: Dict[str, 'CACHED_QUERY']
def __repr__(self):
return f'<CACHE:{self.condition},{self.period}>'
def __init__(
self,
*,
condition: Callable[
[List[str], Dict[str, Any], Union['Query', LIMP_QUERY]], bool
],
period: int = None,
):
self.condition = condition
self.period = period
self.queries = {}
def cache_query(self, *, query_key: str, results: 'DictObj'):
self.queries[query_key] = CACHED_QUERY(results=results)
class CACHED_QUERY:
results: 'DictObj'
query_time: datetime.datetime
def __init__(self, *, results: 'DictObj', query_time: datetime.datetime = None):
self.results = results
if not query_time:
query_time = datetime.datetime.utcnow()
self.query_time = query_time
class ANALYTIC:
condition: Callable[
[List[str], Dict[str, Any], Union['Query', LIMP_QUERY], LIMP_DOC], bool
]
doc: Callable[
[List[str], Dict[str, Any], Union['Query', LIMP_QUERY], LIMP_DOC], LIMP_DOC
]
def __init__(
self,
*,
condition: Callable[
[List[str], Dict[str, Any], Union['Query', LIMP_QUERY], LIMP_DOC], bool
],
doc: Callable[
[List[str], Dict[str, Any], Union['Query', LIMP_QUERY], LIMP_DOC], LIMP_DOC
],
):
self.condition = condition
self.doc = doc
class JSONEncoder(json.JSONEncoder):
def default(self, o): # pylint: disable=E0202
if isinstance(o, ObjectId):
return str(o)
elif isinstance(o, BaseModel) or isinstance(o, DictObj):
return o._attrs()
elif type(o) == datetime.datetime:
return o.isoformat()
elif type(o) == bytes:
return True
try:
return json.JSONEncoder.default(self, o)
except TypeError:
return str(o)
class DictObj:
__attrs = {}
def __repr__(self):
return f'<DictObj:{self.__attrs}>'
def __init__(self, attrs):
if type(attrs) == DictObj:
attrs = attrs._attrs()
elif type(attrs) != dict:
raise TypeError(
f'DictObj can be initilised using DictObj or dict types only. Got \'{type(attrs)}\' instead.'
)
self.__attrs = attrs
def __deepcopy__(self, memo):
return DictObj(copy.deepcopy(self.__attrs))
def __getattr__(self, attr):
return self.__attrs[attr]
def __setattr__(self, attr, val):
if not attr.endswith('__attrs'):
raise AttributeError(
f'Can\'t assign to DictObj attr \'{attr}\' using __setattr__. Use __setitem__ instead.'
)
object.__setattr__(self, attr, val)
def __getitem__(self, attr):
try:
return self.__attrs[attr]
except Exception as e:
logger.debug(f'Unable to __getitem__ {attr} of {self.__attrs.keys()}.')
raise e
def __setitem__(self, attr, val):
self.__attrs[attr] = val
def __delitem__(self, attr):
del self.__attrs[attr]
def __contains__(self, attr):
return attr in self.__attrs.keys()
def _attrs(self):
return copy.deepcopy(self.__attrs)
class BaseModel(DictObj):
def __repr__(self):
return f'<Model:{str(self._id)}>'
def __init__(self, attrs):
for attr in attrs.keys():
if type(attrs[attr]) == dict and '_id' in attrs[attr].keys():
attrs[attr] = BaseModel(attrs[attr])
super().__init__(attrs)
class InvalidQueryArgException(Exception):
def __init__(
self,
*,
arg_name: str,
arg_oper: Literal[
'$ne',
'$eq',
'$gt',
'$gte',
'$lt',
'$lte',
'$bet',
'$all',
'$in',
'$nin',
'$regex',
],
arg_type: Any,
arg_val: Any,
):
self.arg_name = arg_name
self.arg_oper = arg_oper
self.arg_type = arg_type
self.arg_val = arg_val
def __str__(self):
return f'Invalid value for Query Arg \'{self.arg_name}\' with Query Arg Oper \'{self.arg_oper}\' expecting type \'{self.arg_type}\' but got \'{self.arg_val}\'.'
class UnknownQueryArgException(Exception):
def __init__(
self,
*,
arg_name: str,
arg_oper: Literal[
'$ne',
'$eq',
'$gt',
'$gte',
'$lt',
'$lte',
'$bet',
'$all',
'$in',
'$nin',
'$regex',
],
):
self.arg_name = arg_name
self.arg_oper = arg_oper
def __str__(self):
return f'Unknown Query Arg Oper \'{self.arg_oper}\' for Query Arg \'{self.arg_name}\'.'
class Query(list):
def __init__(self, query: Union[LIMP_QUERY, 'Query']):
self._query = query
if type(self._query) == Query:
self._query = query._query + [query._special]
self._special = {}
self._index = {}
self._create_index(self._query)
super().__init__(self._query)
def __repr__(self):
return str(self._query + [self._special])
def _create_index(self, query: LIMP_QUERY, path=[]):
if not path:
self._index = {}
for i in range(len(query)):