eptm_dashboard/.venv/lib/python3.12/site-packages/reflex/istate/data.py

284 lines
8.2 KiB
Python

"""This module contains the dataclasses representing the router object."""
import dataclasses
from collections.abc import Mapping
from types import MappingProxyType
from typing import TYPE_CHECKING
from urllib.parse import _NetlocResultMixinStr, parse_qsl, urlsplit
from reflex_base import constants
from reflex_base.utils import console, format
from reflex_base.utils.serializers import serializer
@dataclasses.dataclass(frozen=True, init=False)
class _FrozenDictStrStr(Mapping[str, str]):
_data: MappingProxyType[str, str]
def __init__(self, **kwargs):
object.__setattr__(
self, "_data", MappingProxyType(dict(sorted(kwargs.items())))
)
def __getitem__(self, key: str) -> str:
return self._data[key]
def __iter__(self):
return iter(self._data)
def __len__(self):
return len(self._data)
def __hash__(self) -> int:
return hash(frozenset(self._data.items()))
def __getstate__(self) -> object:
return dict(self._data)
def __setstate__(self, state: object) -> None:
if not isinstance(state, dict):
msg = "Invalid state for _FrozenDictStrStr"
raise TypeError(msg)
object.__setattr__(self, "_data", MappingProxyType(state))
@dataclasses.dataclass(frozen=True)
class _HeaderData:
host: str = ""
origin: str = ""
upgrade: str = ""
connection: str = ""
cookie: str = ""
pragma: str = ""
cache_control: str = ""
user_agent: str = ""
sec_websocket_version: str = ""
sec_websocket_key: str = ""
sec_websocket_extensions: str = ""
accept_encoding: str = ""
accept_language: str = ""
raw_headers: Mapping[str, str] = dataclasses.field(
default_factory=_FrozenDictStrStr
)
_HEADER_DATA_FIELDS = frozenset([
field.name for field in dataclasses.fields(_HeaderData)
])
@dataclasses.dataclass(frozen=True)
class HeaderData(_HeaderData):
"""An object containing headers data."""
@classmethod
def from_router_data(cls, router_data: dict) -> "HeaderData":
"""Create a HeaderData object from the given router_data.
Args:
router_data: the router_data dict.
Returns:
A HeaderData object initialized with the provided router_data.
"""
return cls(
**{
snake_case_key: v
for k, v in router_data.get(constants.RouteVar.HEADERS, {}).items()
if v
and (snake_case_key := format.to_snake_case(k)) in _HEADER_DATA_FIELDS
},
raw_headers=_FrozenDictStrStr(**{
k: v
for k, v in router_data.get(constants.RouteVar.HEADERS, {}).items()
if v
}),
)
@serializer(to=dict)
def _serialize_header_data(obj: HeaderData) -> dict:
return {k.name: getattr(obj, k.name) for k in dataclasses.fields(obj)}
@serializer(to=dict)
def serialize_frozen_dict_str_str(obj: _FrozenDictStrStr) -> dict:
"""Serialize a _FrozenDictStrStr object to a dict.
Args:
obj: the _FrozenDictStrStr object.
Returns:
A dict representation of the _FrozenDictStrStr object.
"""
return dict(obj._data)
class ReflexURL(str, _NetlocResultMixinStr):
"""A class representing a URL split result."""
if TYPE_CHECKING:
scheme: str
netloc: str
origin: str
path: str
query: str
query_parameters: Mapping[str, str]
fragment: str
def __new__(cls, url: str):
"""Create a new ReflexURL instance.
Args:
url: the URL to split.
Returns:
A new ReflexURL instance.
"""
(scheme, netloc, path, query, fragment) = urlsplit(url)
obj = super().__new__(cls, url)
object.__setattr__(obj, "scheme", scheme)
object.__setattr__(obj, "netloc", netloc)
object.__setattr__(obj, "path", path)
object.__setattr__(obj, "query", query)
object.__setattr__(obj, "origin", f"{scheme}://{netloc}")
object.__setattr__(
obj, "query_parameters", _FrozenDictStrStr(**dict(parse_qsl(query)))
)
object.__setattr__(obj, "fragment", fragment)
return obj
@dataclasses.dataclass(frozen=True)
class PageData:
"""An object containing page data."""
host: str = "" # repeated with self.headers.origin (remove or keep the duplicate?)
path: str = ""
raw_path: str = ""
full_path: str = ""
full_raw_path: str = ""
params: dict = dataclasses.field(default_factory=dict)
@classmethod
def from_router_data(cls, router_data: dict) -> "PageData":
"""Create a PageData object from the given router_data.
Args:
router_data: the router_data dict.
Returns:
A PageData object initialized with the provided router_data.
"""
host = router_data.get(constants.RouteVar.HEADERS, {}).get("origin", "")
path = router_data.get(constants.RouteVar.PATH, "")
raw_path = router_data.get(constants.RouteVar.ORIGIN, "")
return cls(
host=host,
path=path,
raw_path=raw_path,
full_path=f"{host}{path}",
full_raw_path=f"{host}{raw_path}",
params=router_data.get(constants.RouteVar.QUERY, {}),
)
@serializer(to=dict)
def _serialize_page_data(obj: PageData) -> dict:
return {key.name: getattr(obj, key.name) for key in dataclasses.fields(obj)}
@dataclasses.dataclass(frozen=True)
class SessionData:
"""An object containing session data."""
client_token: str = ""
client_ip: str = ""
session_id: str = ""
@classmethod
def from_router_data(cls, router_data: dict) -> "SessionData":
"""Create a SessionData object from the given router_data.
Args:
router_data: the router_data dict.
Returns:
A SessionData object initialized with the provided router_data.
"""
return cls(
client_token=router_data.get(constants.RouteVar.CLIENT_TOKEN, ""),
client_ip=router_data.get(constants.RouteVar.CLIENT_IP, ""),
session_id=router_data.get(constants.RouteVar.SESSION_ID, ""),
)
@serializer(to=dict)
def _serialize_session_data(obj: SessionData) -> dict:
return {key.name: getattr(obj, key.name) for key in dataclasses.fields(obj)}
@dataclasses.dataclass(frozen=True)
class RouterData:
"""An object containing RouterData."""
session: SessionData = dataclasses.field(default_factory=SessionData)
headers: HeaderData = dataclasses.field(default_factory=HeaderData)
_page: PageData = dataclasses.field(default_factory=PageData)
url: ReflexURL = dataclasses.field(default=ReflexURL(""))
route_id: str = ""
@property
def page(self) -> PageData:
"""Get the page data.
Returns:
The PageData object.
"""
console.deprecate(
feature_name="RouterData.page",
reason="Use RouterData.url instead",
deprecation_version="0.8.1",
removal_version="1.0",
)
return self._page
@classmethod
def from_router_data(cls, router_data: dict) -> "RouterData":
"""Create a RouterData object from the given router_data.
Args:
router_data: the router_data dict.
Returns:
A RouterData object initialized with the provided router_data.
"""
return cls(
session=SessionData.from_router_data(router_data),
headers=HeaderData.from_router_data(router_data),
_page=PageData.from_router_data(router_data),
url=ReflexURL(
router_data.get(constants.RouteVar.HEADERS, {}).get("origin", "")
+ router_data.get(constants.RouteVar.ORIGIN, "")
),
route_id=router_data.get(constants.RouteVar.PATH, ""),
)
@serializer(to=dict)
def serialize_router_data(obj: RouterData) -> dict:
"""Serialize a RouterData object to a dict.
Args:
obj: the RouterData object.
Returns:
A dict representation of the RouterData object.
"""
return {
"session": obj.session,
"headers": obj.headers,
"page": obj._page,
"url": obj.url,
"route_id": obj.route_id,
}