Release Notes

Setting "sitemap" to None disables sitemap generation for the page

app.add_page(index, context={"sitemap": None})

• Allow opt-out of sitemap inclusion by @masenf in #6077

Bugfixes

• Split REFLEX_CORS_ALLOWED_ORIGINS by comma by @masenf in #6067
• remove --theme from __reflex_style_reset.css by @masenf in #6076

Improvements

• improve self aenter typing by @adhami3310 in #6064
• add uuid to deserializers by @adhami3310 in #6073
• Improve templates fetching logic and filtering by @HellAmbro in #6068

Chores

• 0825dev by @adhami3310 in #6065

Full Changelog: v0.8.24...v0.8.25

Release Notes

Dataeditor Improvements

• Adding new props to the data editor for exposing grid selections by @MatthewCollinsNZ in #6028

Typing

• hide getattribute from type checking by @adhami3310 in #6056

Performance Improvements

• Only fetch required linked states by @masenf in #6049

Bugfixes

• Skip non-BaseState classes for dep tracking by @masenf in #6052
• ENG-8507: rebind MutableProxy when it is linked to an old _self_state reference by @masenf in #6048
• ENG-8540: avoid dataclasses.asdict in Lost+Found path by @masenf in #6057
• DependencyTracker: only handle STORE_FAST for the GETTING_IMPORT status by @masenf in #6058

Chores

• 0824dev by @adhami3310 in #6053
• publish job by @adhami3310 in #6059
• move pyi generation to initialize and add asserts on pyi contents to publish step by @adhami3310 in #6063

Full Changelog: v0.8.23...v0.8.24

Release Notes

Shared/Linked State

You can use rx.SharedState to define state that is shared among multiple frontends.

import reflex as rx


class MySharedThing(rx.SharedState):
    my_counter: int = 0

    @rx.event
    async def toggle_link(self):
        if not self._linked_to:
            await self._link_to(await self.get_var_value(State.shared_token))
        else:
            return await self._unlink()

    @rx.event
    def increment(self):
        self.my_counter += 1

    @rx.event
    def decrement(self):
        self.my_counter -= 1

    @rx.var
    def linked_to(self) -> str:
        return self._linked_to or "not linked"

    @rx.var
    def linked_from(self) -> str:
        return ", ".join(self._linked_from) or "no links"

    @rx.event(background=True)
    async def delayed_multi_increment(self, amount: int):
        import asyncio

        for _ in range(amount):
            await asyncio.sleep(1)
            async with self:
                self.my_counter += 1


class State(rx.State):
    @rx.var
    def shared_token(self) -> str:
        return (self.room or "shared_global").replace("_", "-")

    @rx.var
    async def current_count(self) -> int:
        shared_state = await self.get_state(MySharedThing)
        return shared_state.my_counter

    @rx.event
    async def print_current_count(self):
        shared_state = await self.get_state(MySharedThing)
        print(f"Current count is: {shared_state.my_counter}")


def index() -> rx.Component:
    return rx.container(
        rx.color_mode.button(position="top-right"),
        rx.vstack(
            rx.text(f"Shared token: {State.shared_token}"),
            rx.button(f"Linked To: {MySharedThing.linked_to}", on_click=MySharedThing.toggle_link),
            rx.text(f"Linked From: {MySharedThing.linked_from}"),
            rx.heading(State.current_count),
            rx.button(
                "Increment",
                on_click=MySharedThing.increment,
            ),
            rx.button(
                "Increment 5 times with 1s delay",
                on_click=MySharedThing.delayed_multi_increment(5),
            ),
            rx.button(
                "Decrement",
                on_click=MySharedThing.decrement,
            ),
            rx.button(
                "Print Current Count to Console",
                on_click=State.print_current_count,
            ),
        ),
    )


app = rx.App()
app.add_page(index, route="/[room]")
app.add_page(index)

• ENG-8258: API for linking and sharing states by @masenf in #6024

Add ALEMBIC_INCLUDE_SCHEMAS=1/0 to control include_schema migrations

• add alembic include scehmas by @adhami3310 in #6036

Bugfixes

• do not use react lazy by @adhami3310 in #6033
• ENG-8509: computed var dependency tracking for locally imported states by @masenf in #6035
• turn on inconsistentCjsInterop again by @adhami3310 in #6044
• MutableProxy: do not rebind self for classmethods by @masenf in #6045
• [FIX] Clipboard paste handler binding in dynamically rendered components by @debangshu919 in #6037

Error Improvements

• do not treat str bytes as list by @adhami3310 in #6034

Chores

• 0823dev by @adhami3310 in #6030
• reflex-web integration tests: submodules: recursive by @masenf in #6040
• Update link to ComponentState docs by @masenf in #6042
• Fix computed var dep tracking error message by @masenf in #6039

New Contributors

• @debangshu919 made their first contribution in #6037

Full Changelog: v0.8.22...v0.8.23

Release Notes

Bugfixes

• RedisStateManager.get_state: return the correct state class by @masenf in #6001
• fix test lifespan on prod by @adhami3310 in #6027

Improvements

• feat: list valid triggers in error message for invalid event triggers by @veerababu1729 in #6015
• fixed types annotations for meta in add_page() to accept components by @dennisbakhuis in #6012
• optimize frozen dict get item by @adhami3310 in #6021

Chores

• 0822dev by @adhami3310 in #6005
• prettier 3.7.x update by @masenf in #6017
• upgrade deps again for 0822 by @adhami3310 in #6022
• update export checkpoints to new vite by @adhami3310 in #6026

New Contributors

• @veerababu1729 made their first contribution in #6015
• @dennisbakhuis made their first contribution in #6012

Full Changelog: v0.8.21...v0.8.22

Release Notes

Bugfixes

• Don't wrap return values of MutableProxy methods by @masenf in #5986
• ENG-8388: refetch cached state when missing substates by @masenf in #5991

UI

• wrap error text by @adhami3310 in #5992

Chores

• 0821dev by @adhami3310 in #5993

Full Changelog: v0.8.20...v0.8.21

Release Notes

Reconnection Logic Improvements

• Send a "reconnect" hydrate whenever the socket reconnects by @masenf in #5969
• Make oplock_hold_time_ms configurable by @masenf in #5975
• Do a full re-hydrate on reconnect by @masenf in #5980
• Revive token socket_record after expiration by @masenf in #5977

Bugfixes

• check against hooks inside of root component by @adhami3310 in #5971
• MutableProxy: wrap dataclass and BaseModel methods by @masenf in #5979

Misc

• disable highlighter rich by @adhami3310 in #5972
• Allow transport="polling" option for all users by @masenf in #5982

Chores

• 0820dev by @adhami3310 in #5967
• Flaky test test_ensure_task_limit_window_passed by @masenf in #5959
• Trying to fix codeql analysis by @masenf in #5981

Full Changelog: v0.8.19...v0.8.20

Release Notes

Reusing of state locks in redis to reduce serializing/de-serializing overhead

Set REFLEX_OPLOCK_ENABLED=1 in the environment to use this mode -- will become the default after further testing.

• ENG-8212: Redis Oplock implementation by @masenf in #5932

Add mime_type to rx.download

• add mime_type to download by @adhami3310 in #5957

Add transport="polling" for enterprise

• add polling transport option by @adhami3310 in #5955

Misc

• add more rules for dialog parents and children by @adhami3310 in #5945
• cache path cwd by @adhami3310 in #5948
• check against classvar for fast case by @adhami3310 in #5947
• optimize _expired_computed_vars to one use of getattribute by @adhami3310 in #5946

Bugfixes

• ENG-8227: always _clean() after app.modify_state by @masenf in #5949
• ENG-8049: pass correct parameters to queueEvents by @masenf in #5962

Chores

• 0819dev by @adhami3310 in #5944

Full Changelog: v0.8.18...v0.8.19

Release Notes

Improve re-connection logic when running multiple workers

• ENG-8089: Implement Lost+Found with RedisTokenManager by @masenf in #5927

Override async with self to just return self in non background events

• allow state mutation with contextmanager from normal (non-background) events by @benedikt-bartscher in #5938

Bugfixes

• fix problems with does_obj_satisfy_typed_dict by @adhami3310 in #5936

Chores

• 0818dev by @adhami3310 in #5933

Full Changelog: v0.8.17...v0.8.18

Release Notes

Pass event name for lock expiry messages

• add context for lock expiry by @adhami3310 in #5918

Expose Sourcemap generation via VITE_SOURCEMAP, and rolldown experimental HMR via VITE_EXPERIMENTAL_HMR

• expose exp hmr and sourcemap by @adhami3310 in #5906

Misc

• make error boundary look nicer by @adhami3310 in #5926
• more auto_reload_on_error patterns by @masenf in #5925

Bugfixes

• ENG-8034: fix window events inside of memoization leaf by @adhami3310 in #5899
• fix: properly initialize rx.Field annotated backend vars in mixin states by @benedikt-bartscher in #5909
• ENG-8113: handle_frontend_exception triggers auto reload by @masenf in #5922
• ENG-8050: background event updates set final=None by @masenf in #5898

Chores

• Add virtual environment setup instructions to README by @ChloeAnn08 in #5913
• 0817dev by @adhami3310 in #5916
• avoid racey flakes in test_client_storage by @masenf in #5920

New Contributors

• @ChloeAnn08 made their first contribution in #5913

Full Changelog: v0.8.16...v0.8.17

Release Notes

StateManagerDisk with throttled write

To improve performance on IO-bound devices, disk manager only commits its memory every two seconds or so. Configurable through the environment variable: REFLEX_STATE_MANAGER_DISK_DEBOUNCE_SECONDS

• ENG-7948: StateManagerDisk deferred write queue by @masenf in #5883

Dialog Trigger must be child of Dialog Root

In technicality, dialog trigger can be anywhere in the nested children of a dialog root. However, this is a useful proxy for now.

• dialog trigger must have dialog root as its parent by @adhami3310 in #5896

Chores

• Change vulnerability reporting email to GitHub link by @adhami3310 in #5890
• 0816dev by @adhami3310 in #5891
• bump codspeed action to v4 by @adhami3310 in #5892

Full Changelog: v0.8.15...v0.8.16