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

1279 lines
41 KiB
Python

"""Compiler for the reflex apps."""
from __future__ import annotations
import json
import sys
from collections.abc import Callable, Iterable, Sequence
from inspect import getmodule
from pathlib import Path
from typing import TYPE_CHECKING, Any
from reflex_base import constants
from reflex_base.components.component import (
CUSTOM_COMPONENTS,
BaseComponent,
Component,
ComponentStyle,
CustomComponent,
evaluate_style_namespaces,
)
from reflex_base.config import get_config
from reflex_base.constants.compiler import PageNames, ResetStylesheet
from reflex_base.constants.state import FIELD_MARKER
from reflex_base.environment import environment
from reflex_base.plugins import CompileContext, CompilerHooks, PageContext, Plugin
from reflex_base.style import SYSTEM_COLOR_MODE
from reflex_base.utils.exceptions import ReflexError
from reflex_base.utils.format import to_title_case
from reflex_base.utils.imports import ImportVar
from reflex_base.vars.base import LiteralVar, Var
from reflex_components_core.base.app_wrap import AppWrap
from reflex_components_core.base.fragment import Fragment
from reflex_components_radix.plugin import RadixThemesPlugin
from rich.progress import MofNCompleteColumn, Progress, TimeElapsedColumn
from reflex.compiler import templates, utils
from reflex.compiler.plugins import default_page_plugins
from reflex.experimental.memo import (
EXPERIMENTAL_MEMOS,
ExperimentalMemoComponentDefinition,
ExperimentalMemoDefinition,
ExperimentalMemoFunctionDefinition,
)
from reflex.state import BaseState, code_uses_state_contexts
from reflex.utils import console, frontend_skeleton, path_ops, prerequisites
from reflex.utils.exec import get_compile_context, is_prod_mode
from reflex.utils.prerequisites import get_web_dir
RADIX_THEMES_STYLESHEET = "@radix-ui/themes/styles.css"
def _set_progress_total(
progress: Progress | console.PoorProgress,
task: Any,
total: int,
) -> None:
"""Update a task total for either rich or fallback progress bars."""
progress.update(task, total=total)
def _apply_common_imports(
imports: dict[str, list[ImportVar]],
):
imports.setdefault("@emotion/react", []).append(ImportVar("jsx"))
imports.setdefault("react", []).extend(
[ImportVar("Fragment"), ImportVar("useEffect")],
)
def _extend_imports_in_place(
target: dict[str, list[ImportVar]],
import_dict: dict[str, Any] | tuple[tuple[str, Any], ...],
) -> None:
"""Append imports to an existing parsed import dict.
Args:
target: The import dictionary to update.
import_dict: The imports to append.
"""
for lib, fields in (
import_dict if isinstance(import_dict, tuple) else import_dict.items()
):
lib = (
"$" + lib
if lib.startswith(("/utils/", "/components/", "/styles/", "/public/"))
else lib
)
target_fields = target.setdefault(lib, [])
if isinstance(fields, (list, tuple, set)):
target_fields.extend(
ImportVar(field) if isinstance(field, str) else field
for field in fields
)
else:
target_fields.append(
ImportVar(fields) if isinstance(fields, str) else fields
)
def _compile_document_root(root: Component) -> str:
"""Compile the document root.
Args:
root: The document root to compile.
Returns:
The compiled document root.
"""
document_root_imports = root._get_all_imports()
_apply_common_imports(document_root_imports)
return templates.document_root_template(
imports=utils.compile_imports(document_root_imports),
document=root.render(),
)
def _normalize_library_name(lib: str) -> str:
"""Normalize the library name.
Args:
lib: The library name to normalize.
Returns:
The normalized library name.
"""
if lib == "react":
return "React"
return lib.replace("$/", "").replace("@", "").replace("/", "_").replace("-", "_")
def _compile_app(app_root: Component) -> str:
"""Compile the app template component.
Args:
app_root: The app root to compile.
Returns:
The compiled app.
"""
from reflex_base.components.dynamic import bundled_libraries
window_libraries = [
(_normalize_library_name(name), name) for name in bundled_libraries
]
window_libraries_deduped = list(dict.fromkeys(window_libraries))
app_root_imports = app_root._get_all_imports()
_apply_common_imports(app_root_imports)
return templates.app_root_template(
imports=utils.compile_imports(app_root_imports),
custom_codes=app_root._get_all_custom_code(),
hooks=app_root._get_all_hooks(),
window_libraries=window_libraries_deduped,
render=app_root.render(),
dynamic_imports=app_root._get_all_dynamic_imports(),
)
def _compile_theme(theme: str) -> str:
"""Compile the theme.
Args:
theme: The theme to compile.
Returns:
The compiled theme.
"""
return templates.theme_template(theme=theme)
def _compile_contexts(state: type[BaseState] | None, theme: Component | None) -> str:
"""Compile the initial state and contexts.
Args:
state: The app state.
theme: The top-level app theme.
Returns:
The compiled context file.
"""
appearance = getattr(theme, "appearance", None)
if appearance is None or str(LiteralVar.create(appearance)) == '"inherit"':
appearance = LiteralVar.create(SYSTEM_COLOR_MODE)
return (
templates.context_template(
initial_state=utils.compile_state(state),
state_name=state.get_name(),
client_storage=utils.compile_client_storage(state),
is_dev_mode=not is_prod_mode(),
default_color_mode=str(appearance),
)
if state
else templates.context_template(
is_dev_mode=not is_prod_mode(),
default_color_mode=str(appearance),
)
)
def _compile_page(component: BaseComponent) -> str:
"""Compile the component.
Args:
component: The component to compile.
Returns:
The compiled component.
"""
imports = component._get_all_imports()
_apply_common_imports(imports)
imports = utils.compile_imports(imports)
# Compile the code to render the component.
return templates.page_template(
imports=imports,
dynamic_imports=sorted(component._get_all_dynamic_imports()),
custom_codes=component._get_all_custom_code(),
hooks=component._get_all_hooks(),
render=component.render(),
)
def compile_root_stylesheet(
stylesheets: list[str],
reset_style: bool = True,
plugins: Sequence[Plugin] | None = None,
) -> tuple[str, str]:
"""Compile the root stylesheet.
Args:
stylesheets: The stylesheets to include in the root stylesheet.
reset_style: Whether to include CSS reset for margin and padding.
plugins: The effective plugins for the active compile.
Returns:
The path and code of the compiled root stylesheet.
"""
output_path = utils.get_root_stylesheet_path()
code = _compile_root_stylesheet(stylesheets, reset_style, plugins)
return output_path, code
def _validate_stylesheet(stylesheet_full_path: Path, assets_app_path: Path) -> None:
"""Validate the stylesheet.
Args:
stylesheet_full_path: The stylesheet to validate.
assets_app_path: The path to the assets directory.
Raises:
ValueError: If the stylesheet is not supported.
FileNotFoundError: If the stylesheet is not found.
"""
suffix = stylesheet_full_path.suffix[1:] if stylesheet_full_path.suffix else ""
if suffix not in constants.Reflex.STYLESHEETS_SUPPORTED:
msg = f"Stylesheet file {stylesheet_full_path} is not supported."
raise ValueError(msg)
if not stylesheet_full_path.absolute().is_relative_to(assets_app_path.absolute()):
msg = f"Cannot include stylesheets from outside the assets directory: {stylesheet_full_path}"
raise FileNotFoundError(msg)
if not stylesheet_full_path.name:
msg = f"Stylesheet file name cannot be empty: {stylesheet_full_path}"
raise ValueError(msg)
if (
len(
stylesheet_full_path
.absolute()
.relative_to(assets_app_path.absolute())
.parts
)
== 1
and stylesheet_full_path.stem == PageNames.STYLESHEET_ROOT
):
msg = f"Stylesheet file name cannot be '{PageNames.STYLESHEET_ROOT}': {stylesheet_full_path}"
raise ValueError(msg)
def _compile_root_stylesheet(
stylesheets: list[str],
reset_style: bool = True,
plugins: Sequence[Plugin] | None = None,
) -> str:
"""Compile the root stylesheet.
Args:
stylesheets: The stylesheets to include in the root stylesheet.
reset_style: Whether to include CSS reset for margin and padding.
plugins: The effective plugins for the active compile.
Returns:
The compiled root stylesheet.
Raises:
FileNotFoundError: If a specified stylesheet in assets directory does not exist.
"""
# Add stylesheets from plugins.
sheets = []
# Add CSS reset if enabled
if reset_style:
# Reference the vendored style reset file (automatically copied from .templates/web)
sheets.append(f"./{ResetStylesheet.FILENAME}")
active_plugins = get_config().plugins if plugins is None else plugins
sheets.extend([
sheet for plugin in active_plugins for sheet in plugin.get_stylesheet_paths()
])
failed_to_import_sass = False
assets_app_path = Path.cwd() / constants.Dirs.APP_ASSETS
stylesheets_files: list[Path] = []
stylesheets_urls = []
for stylesheet in stylesheets:
if not utils.is_valid_url(stylesheet):
# check if stylesheet provided exists.
stylesheet_full_path = assets_app_path / stylesheet.strip("/")
if not stylesheet_full_path.exists():
msg = f"The stylesheet file {stylesheet_full_path} does not exist."
raise FileNotFoundError(msg)
if stylesheet_full_path.is_dir():
all_files = (
file
for ext in constants.Reflex.STYLESHEETS_SUPPORTED
for file in stylesheet_full_path.rglob("*." + ext)
)
for file in all_files:
if file.is_dir():
continue
# Validate the stylesheet.
_validate_stylesheet(file, assets_app_path)
stylesheets_files.append(file)
else:
# Validate the stylesheet.
_validate_stylesheet(stylesheet_full_path, assets_app_path)
stylesheets_files.append(stylesheet_full_path)
else:
stylesheets_urls.append(stylesheet)
sheets.extend(dict.fromkeys(stylesheets_urls))
for stylesheet in stylesheets_files:
target_path = stylesheet.relative_to(assets_app_path).with_suffix(".css")
target = get_web_dir() / constants.Dirs.STYLES / target_path
target.parent.mkdir(parents=True, exist_ok=True)
if stylesheet.suffix == ".css":
path_ops.cp(src=stylesheet, dest=target, overwrite=True)
else:
try:
from sass import compile as sass_compile
target.write_text(
data=sass_compile(
filename=str(stylesheet),
output_style="compressed",
),
encoding="utf8",
)
except ImportError:
failed_to_import_sass = True
str_target_path = "./" + str(target_path)
sheets.append(str_target_path) if str_target_path not in sheets else None
if failed_to_import_sass:
console.error(
'The `libsass` package is required to compile sass/scss stylesheet files. Run `pip install "libsass>=0.23.0"`.'
)
return templates.styles_template(stylesheets=sheets)
def _compile_component(component: Component) -> str:
"""Compile a single component.
Args:
component: The component to compile.
Returns:
The compiled component.
"""
return templates.component_template(component=component)
def _compile_memo_components(
components: Iterable[CustomComponent],
experimental_memos: Iterable[ExperimentalMemoDefinition] = (),
) -> tuple[list[tuple[str, str]], dict[str, list[ImportVar]]]:
"""Compile each memo/custom-component as its own module plus an index.
Each memo lands in ``.web/<components>/<name>.jsx`` with only the imports
it actually uses. Experimental memo wrappers declare their ``library`` as
that per-memo file path so page-side imports resolve directly to the
individual module.
The ``$/utils/components`` index only re-exports the legacy
``@rx.memo`` custom components, which are the ones app-level code
(``root.jsx``) imports by name. Keeping experimental memos out of the
index is what lets root's ``import * as utils_components`` avoid
transitively dragging every page-specific memo into the always-loaded
chunk — the tree-shaking win of per-memo files relies on that.
Args:
components: The components to compile.
experimental_memos: The experimental memos to compile.
Returns:
A list of ``(path, code)`` pairs to write — one per memo plus one
index — and the aggregated imports across all memo modules.
"""
per_memo_files: list[tuple[str, str]] = []
# Only legacy custom components go through the index: they are the ones
# root.jsx/custom code imports by name from ``$/utils/components``.
# Experimental memos declare their library per-file (see
# ``_get_experimental_memo_component_class``) so pages import them
# directly and the index stays small.
index_entries: list[tuple[str, str]] = []
aggregate_imports: dict[str, list[ImportVar]] = {}
base_dir = utils.get_memo_components_dir()
for component in components:
component_render, component_imports = utils.compile_custom_component(component)
name = component_render["name"]
code, file_imports = _compile_single_memo_component(
component_render, component_imports
)
path = _memo_component_file_path(base_dir, name)
specifier = _memo_component_index_specifier(name)
per_memo_files.append((path, code))
index_entries.append((name, specifier))
_extend_imports_in_place(aggregate_imports, file_imports)
for memo in experimental_memos:
if isinstance(memo, ExperimentalMemoComponentDefinition):
memo_render, memo_imports = utils.compile_experimental_component_memo(memo)
name = memo_render["name"]
code, file_imports = _compile_single_memo_component(
memo_render, memo_imports
)
path = _memo_component_file_path(base_dir, name)
per_memo_files.append((path, code))
_extend_imports_in_place(aggregate_imports, file_imports)
elif isinstance(memo, ExperimentalMemoFunctionDefinition):
memo_render, memo_imports = utils.compile_experimental_function_memo(memo)
name = memo_render["name"]
code, file_imports = _compile_single_memo_function(
memo_render, memo_imports
)
path = _memo_component_file_path(base_dir, name)
per_memo_files.append((path, code))
_extend_imports_in_place(aggregate_imports, file_imports)
index_path = utils.get_components_path()
index_code = templates.memo_index_template(index_entries)
return [(index_path, index_code), *per_memo_files], aggregate_imports
def _compile_single_memo_component(
component_render: dict,
component_imports: dict[str, list[ImportVar]],
) -> tuple[str, dict[str, list[ImportVar]]]:
"""Render one memoized component as a standalone module.
Args:
component_render: The component's render dict.
component_imports: The component's imports before common/common-memo
additions.
Returns:
The file contents and the full import dict used to compile it.
"""
imports = utils.merge_imports(
{
"react": [ImportVar(tag="memo")],
f"$/{constants.Dirs.STATE_PATH}": [ImportVar(tag="isTrue")],
},
component_imports,
)
_apply_common_imports(imports)
code = templates.memo_single_component_template(
imports=utils.compile_imports(imports),
component=component_render,
dynamic_imports=sorted(component_render.get("dynamic_imports", []) or []),
custom_codes=component_render.get("custom_code", []) or [],
)
return code, imports
def _compile_single_memo_function(
function_render: dict,
function_imports: dict[str, list[ImportVar]],
) -> tuple[str, dict[str, list[ImportVar]]]:
"""Render one function memo as a standalone module.
Args:
function_render: The function's render dict.
function_imports: The function's imports.
Returns:
The file contents and the full import dict used to compile it.
"""
imports = utils.merge_imports({}, function_imports)
code = templates.memo_single_function_template(
imports=utils.compile_imports(imports),
function=function_render,
)
return code, imports
def _memo_component_file_path(base_dir: str, name: str) -> str:
"""Return the on-disk path for a per-memo module.
Args:
base_dir: The directory that holds per-memo files.
name: The memo's export name.
Returns:
The absolute path for the memo's ``.jsx`` file.
"""
return str(Path(base_dir) / f"{name}{constants.Ext.JSX}")
def _memo_component_index_specifier(name: str) -> str:
"""Return the module specifier the index uses to re-export a memo.
Args:
name: The memo's export name.
Returns:
A relative specifier resolvable from the memo index module.
"""
return f"./{constants.PageNames.COMPONENTS}/{name}"
def compile_document_root(
head_components: list[Component],
html_lang: str | None = None,
html_custom_attrs: dict[str, Var | Any] | None = None,
) -> tuple[str, str]:
"""Compile the document root.
Args:
head_components: The components to include in the head.
html_lang: The language of the document, will be added to the html root element.
html_custom_attrs: custom attributes added to the html root element.
Returns:
The path and code of the compiled document root.
"""
# Get the path for the output file.
output_path = str(
get_web_dir() / constants.Dirs.PAGES / constants.PageNames.DOCUMENT_ROOT
)
# Create the document root.
document_root = utils.create_document_root(
head_components, html_lang=html_lang, html_custom_attrs=html_custom_attrs
)
# Compile the document root.
code = _compile_document_root(document_root)
return output_path, code
def compile_app_root(app_root: Component) -> tuple[str, str]:
"""Compile the app root.
Args:
app_root: The app root component to compile.
Returns:
The path and code of the compiled app wrapper.
"""
# Get the path for the output file.
output_path = str(
get_web_dir() / constants.Dirs.PAGES / constants.PageNames.APP_ROOT
)
# Compile the document root.
code = _compile_app(app_root)
return output_path, code
def compile_theme(style: ComponentStyle) -> tuple[str, str]:
"""Compile the theme.
Args:
style: The style to compile.
Returns:
The path and code of the compiled theme.
"""
output_path = utils.get_theme_path()
# Create the theme.
theme = utils.create_theme(style)
# Compile the theme.
code = _compile_theme(str(LiteralVar.create(theme)))
return output_path, code
def compile_contexts(
state: type[BaseState] | None,
theme: Component | None,
) -> tuple[str, str]:
"""Compile the initial state / context.
Args:
state: The app state.
theme: The top-level app theme.
Returns:
The path and code of the compiled context.
"""
# Get the path for the output file.
output_path = utils.get_context_path()
return output_path, _compile_contexts(state, theme)
def compile_page(path: str, component: BaseComponent) -> tuple[str, str]:
"""Compile a single page.
Args:
path: The path to compile the page to.
component: The component to compile.
Returns:
The path and code of the compiled page.
"""
# Get the path for the output file.
output_path = utils.get_page_path(path)
# Add the style to the component.
code = _compile_page(component)
return output_path, code
def compile_page_from_context(page_ctx: PageContext) -> tuple[str, str]:
"""Compile a single page from a collected page context.
Args:
page_ctx: The collected page context to render.
Returns:
The path and code of the compiled page.
"""
output_path = utils.get_page_path(page_ctx.route)
imports = {
lib: list(fields)
for lib, fields in (
page_ctx.frontend_imports or page_ctx.merged_imports(collapse=True)
).items()
}
_apply_common_imports(imports)
code = templates.page_template(
imports=utils.compile_imports(imports),
dynamic_imports=sorted(page_ctx.dynamic_imports),
custom_codes=page_ctx.custom_code_dict(),
hooks=page_ctx.hooks,
render=page_ctx.root_component.render(),
)
return output_path, code
def compile_memo_components(
components: Iterable[CustomComponent],
experimental_memos: Iterable[ExperimentalMemoDefinition] = (),
) -> tuple[list[tuple[str, str]], dict[str, list[ImportVar]]]:
"""Compile the custom components into one module per memo plus an index.
Args:
components: The custom components to compile.
experimental_memos: The experimental memos to compile.
Returns:
A list of ``(path, code)`` pairs (one per memo module and one index)
alongside the aggregated imports across all memo modules.
"""
return _compile_memo_components(components, experimental_memos)
def purge_web_pages_dir():
"""Empty out .web/pages directory."""
if not is_prod_mode() and environment.REFLEX_PERSIST_WEB_DIR.get():
# Skip purging the web directory in dev mode if REFLEX_PERSIST_WEB_DIR is set.
return
# Empty out the web pages directory.
utils.empty_dir(
get_web_dir() / constants.Dirs.PAGES,
keep_files=["routes.js", "entry.client.js"],
)
if TYPE_CHECKING:
from reflex.app import App, ComponentCallable, UnevaluatedPage
def _into_component_once(
component: Component
| ComponentCallable
| tuple[Component, ...]
| str
| Var
| int
| float,
) -> Component | None:
"""Convert a component to a Component.
Args:
component: The component to convert.
Returns:
The converted component.
"""
if isinstance(component, Component):
return component
if isinstance(component, (Var, int, float, str)):
return Fragment.create(component)
if isinstance(component, Sequence):
return Fragment.create(*component)
return None
def readable_name_from_component(
component: Component | ComponentCallable,
) -> str | None:
"""Get the readable name of a component.
Args:
component: The component to get the name of.
Returns:
The readable name of the component.
"""
if isinstance(component, Component):
return type(component).__name__
if isinstance(component, (Var, int, float, str)):
return str(component)
if isinstance(component, Sequence):
return ", ".join(str(c) for c in component)
if callable(component):
module_name = getattr(component, "__module__", None)
if module_name is not None:
module = getmodule(component)
if module is not None:
module_name = module.__name__
if module_name is not None:
return f"{module_name}.{component.__name__}"
return component.__name__
return None
def _modify_exception(e: Exception) -> None:
"""Modify the exception to make it more readable.
Args:
e: The exception to modify.
"""
if len(e.args) == 1 and isinstance((msg := e.args[0]), str):
while (state_index := msg.find("reflex___")) != -1:
dot_index = msg.find(".", state_index)
if dot_index == -1:
break
state_name = msg[state_index:dot_index]
module_dot_state_name = state_name.replace("___", ".").rsplit("__", 1)[-1]
module_path, _, state_snake_case = module_dot_state_name.rpartition(".")
if not state_snake_case:
break
actual_state_name = to_title_case(state_snake_case)
msg = (
f"{msg[:state_index]}{module_path}.{actual_state_name}{msg[dot_index:]}"
)
msg = msg.replace(FIELD_MARKER, "")
e.args = (msg,)
def into_component(component: Component | ComponentCallable) -> Component:
"""Convert a component to a Component.
Args:
component: The component to convert.
Returns:
The converted component.
Raises:
TypeError: If the component is not a Component.
# noqa: DAR401
"""
if (converted := _into_component_once(component)) is not None:
return converted
if not callable(component):
msg = f"Expected a Component or callable, got {component!r} of type {type(component)}"
raise TypeError(msg)
try:
component_called = component()
except KeyError as e:
if isinstance(e, ReflexError):
_modify_exception(e)
raise
key = e.args[0] if e.args else None
if key is not None and isinstance(key, Var):
raise TypeError(
"Cannot access a primitive map with a Var. Consider calling rx.Var.create() on the map."
).with_traceback(e.__traceback__) from None
raise
except TypeError as e:
if isinstance(e, ReflexError):
_modify_exception(e)
raise
message = e.args[0] if e.args else None
if message and isinstance(message, str):
if message.endswith("has no len()") and (
"ArrayCastedVar" in message
or "ObjectCastedVar" in message
or "StringCastedVar" in message
):
raise TypeError(
"Cannot pass a Var to a built-in function. Consider using .length() for accessing the length of an iterable Var."
).with_traceback(e.__traceback__) from None
if message.endswith((
"indices must be integers or slices, not NumberCastedVar",
"indices must be integers or slices, not BooleanCastedVar",
)):
raise TypeError(
"Cannot index into a primitive sequence with a Var. Consider calling rx.Var.create() on the sequence."
).with_traceback(e.__traceback__) from None
if "CastedVar" in str(e):
raise TypeError(
"Cannot pass a Var to a built-in function. Consider moving the operation to the backend, using existing Var operations, or defining a custom Var operation."
).with_traceback(e.__traceback__) from None
raise
except ReflexError as e:
_modify_exception(e)
raise
if (converted := _into_component_once(component_called)) is not None:
return converted
msg = f"Expected a Component, got {component_called!r} of type {type(component_called)}"
raise TypeError(msg)
def compile_unevaluated_page(
route: str,
page: UnevaluatedPage,
style: ComponentStyle | None = None,
theme: Component | None = None,
) -> Component:
"""Compiles an uncompiled page into a component and adds meta information.
Args:
route: The route of the page.
page: The uncompiled page object.
style: The style of the page.
theme: The theme of the page.
Returns:
The compiled component and whether state should be enabled.
Raises:
Exception: If an error occurs while evaluating the page.
"""
try:
# Generate the component if it is a callable.
component = into_component(page.component)
component._add_style_recursive(style or {}, theme)
from reflex_base.utils.format import make_default_page_title
component = Fragment.create(component)
meta_args = {
"title": (
page.title
if page.title is not None
else make_default_page_title(get_config().app_name, route)
),
"image": page.image,
"meta": page.meta,
}
if page.description is not None:
meta_args["description"] = page.description
# Add meta information to the component.
utils.add_meta(
component,
**meta_args,
)
except Exception as e:
if sys.version_info >= (3, 11):
e.add_note(f"Happened while evaluating page {route!r}")
raise
else:
return component
def _resolve_app_wrap_components(
app: App,
page_app_wrap_components: dict[tuple[int, str], Component],
) -> dict[tuple[int, str], Component]:
"""Build the full app-wrap registry for compilation.
Args:
app: The app being compiled.
page_app_wrap_components: App-wrap components collected from pages.
Returns:
The merged app-wrap component registry.
"""
config = get_config()
app_wrappers: dict[tuple[int, str], Component] = {
(0, "AppWrap"): AppWrap.create(),
}
app_wrappers.update(page_app_wrap_components)
if config.react_strict_mode:
from reflex_components_core.base.strict_mode import StrictMode
app_wrappers[200, "StrictMode"] = StrictMode.create()
if (toaster := app.toaster) is not None:
from reflex_base.components.component import memo
@memo
def memoized_toast_provider():
return toaster
app_wrappers[44, "ToasterProvider"] = Fragment.create(memoized_toast_provider())
for wrap_mapping in (app.app_wraps, app.extra_app_wraps):
for key, app_wrap in wrap_mapping.items():
component = app_wrap(app._state is not None)
if component is not None:
app_wrappers[key] = component
return app_wrappers
def _resolve_radix_themes_plugin(
app: App,
plugins: Sequence[Plugin],
) -> tuple[tuple[Plugin, ...], RadixThemesPlugin]:
"""Resolve the effective Radix Themes plugin for the active compile.
Returns:
The compiler plugin chain and the effective Radix Themes plugin.
"""
explicit_plugin = next(
(plugin for plugin in plugins if isinstance(plugin, RadixThemesPlugin)),
None,
)
if explicit_plugin is not None:
radix_plugin = explicit_plugin
plugin_chain = tuple(plugins)
else:
radix_plugin = RadixThemesPlugin.create_implicit()
plugin_chain = (*plugins, radix_plugin)
if app.theme is not None:
radix_plugin.apply_app_theme(app.theme)
return plugin_chain, radix_plugin
def compile_app(
app: App,
*,
prerender_routes: bool = False,
dry_run: bool = False,
use_rich: bool = True,
) -> None:
"""Compile an app using the compiler plugin pipeline."""
from reflex_base.components.dynamic import bundle_library, reset_bundled_libraries
from reflex_base.utils.exceptions import ReflexRuntimeError
app._apply_decorated_pages()
app._pages = {}
should_compile = app._should_compile()
backend_dir = prerequisites.get_backend_dir()
if not dry_run and not should_compile and backend_dir.exists():
stateful_pages_marker = backend_dir / constants.Dirs.STATEFUL_PAGES
if stateful_pages_marker.exists():
with stateful_pages_marker.open("r") as file:
stateful_pages = json.load(file)
for route in stateful_pages:
console.debug(f"BE Evaluating stateful page: {route}")
app._compile_page(route, save_page=False)
app._add_optional_endpoints()
return
if constants.Page404.SLUG not in app._unevaluated_pages:
app.add_page(route=constants.Page404.SLUG)
app.style = evaluate_style_namespaces(app.style)
config = get_config()
if not should_compile and not dry_run:
with console.timing("Evaluate Pages (Backend)"):
for route in app._unevaluated_pages:
console.debug(f"Evaluating page: {route}")
app._compile_page(route, save_page=False)
app._write_stateful_pages_marker()
app._add_optional_endpoints()
return
progress = (
Progress(
*Progress.get_default_columns()[:-1],
MofNCompleteColumn(),
TimeElapsedColumn(),
)
if use_rich
else console.PoorProgress()
)
fixed_steps = 7
compiler_plugins, radix_themes_plugin = _resolve_radix_themes_plugin(
app,
config.plugins,
)
reset_bundled_libraries()
for plugin in compiler_plugins:
for dependency in plugin.get_frontend_dependencies():
bundle_library(dependency)
base_total = (len(app._unevaluated_pages) * 2) + fixed_steps + len(config.plugins)
progress.start()
task = progress.add_task("Compiling:", total=base_total)
compile_ctx = CompileContext(
app=app,
pages=list(app._unevaluated_pages.values()),
hooks=CompilerHooks(
plugins=default_page_plugins(style=app.style, plugins=compiler_plugins)
),
)
with console.timing("Compile pages"), compile_ctx:
compile_ctx.compile(
evaluate_progress=lambda: progress.advance(task),
render_progress=lambda: progress.advance(task),
)
for route, page_ctx in compile_ctx.compiled_pages.items():
app._check_routes_conflict(route)
if not isinstance(page_ctx.root_component, Component):
msg = (
f"Compiled page {route!r} root must be a Component before it can "
"be registered on the app."
)
raise TypeError(msg)
app._pages[route] = page_ctx.root_component
app._stateful_pages.update(compile_ctx.stateful_routes)
app._write_stateful_pages_marker()
app._add_optional_endpoints()
app._validate_var_dependencies()
if config.show_built_with_reflex is None:
if (
get_compile_context() == constants.CompileContext.DEPLOY
and prerequisites.get_user_tier() in ["pro", "team", "enterprise"]
):
config.show_built_with_reflex = False
else:
config.show_built_with_reflex = True
if is_prod_mode() and config.show_built_with_reflex:
app._setup_sticky_badge()
progress.advance(task)
compile_results = [
(page_ctx.output_path, page_ctx.output_code)
for page_ctx in compile_ctx.compiled_pages.values()
if page_ctx.output_path is not None and page_ctx.output_code is not None
]
# Reinitialize vite config in case runtime options have changed.
compile_results.append((
constants.ReactRouter.VITE_CONFIG_FILE,
frontend_skeleton._compile_vite_config(config),
))
all_imports = compile_ctx.all_imports
if app._state is None and any(
code_uses_state_contexts(page_ctx.output_code or "")
for page_ctx in compile_ctx.compiled_pages.values()
):
msg = (
"To access rx.State in frontend components, at least one "
"subclass of rx.State must be defined in the app."
)
raise ReflexRuntimeError(msg)
progress.advance(task)
app_wrappers = _resolve_app_wrap_components(app, compile_ctx.app_wrap_components)
app_root = app._app_root(app_wrappers)
all_imports = utils.merge_imports(all_imports, app_root._get_all_imports())
memo_component_files, memo_components_imports = compile_memo_components(
dict.fromkeys(CUSTOM_COMPONENTS.values()),
(
*tuple(EXPERIMENTAL_MEMOS.values()),
*tuple(compile_ctx.auto_memo_components.values()),
),
)
compile_results.extend(memo_component_files)
all_imports = utils.merge_imports(all_imports, memo_components_imports)
progress.advance(task)
compile_results.append(
compile_document_root(
app.head_components,
html_lang=app.html_lang,
html_custom_attrs=(
{"suppressHydrationWarning": True, **app.html_custom_attrs}
if app.html_custom_attrs
else {"suppressHydrationWarning": True}
),
)
)
progress.advance(task)
assets_src = Path.cwd() / constants.Dirs.APP_ASSETS
if assets_src.is_dir() and not dry_run:
with console.timing("Copy assets"):
path_ops.update_directory_tree(
src=assets_src,
dest=Path.cwd() / prerequisites.get_web_dir() / constants.Dirs.PUBLIC,
)
save_tasks: list[
tuple[
Callable[..., list[tuple[str, str]] | tuple[str, str] | None],
tuple[Any, ...],
dict[str, Any],
]
] = []
modify_files_tasks: list[tuple[str, str, Callable[[str], str]]] = []
def add_save_task(
task_fn: Callable[..., list[tuple[str, str]] | tuple[str, str] | None],
/,
*args: Any,
**kwargs: Any,
) -> None:
save_tasks.append((task_fn, args, kwargs))
for plugin in config.plugins:
plugin.pre_compile(
add_save_task=add_save_task,
add_modify_task=lambda *args, plugin=plugin: modify_files_tasks.append((
plugin.__class__.__module__ + plugin.__class__.__name__,
*args,
)),
radix_themes_plugin=radix_themes_plugin,
unevaluated_pages=list(app._unevaluated_pages.values()),
)
if save_tasks:
_set_progress_total(progress, task, base_total + len(save_tasks))
progress.advance(task, advance=len(config.plugins))
compile_results.append(
compile_root_stylesheet(
app.stylesheets,
app.reset_style,
plugins=compiler_plugins,
)
)
progress.advance(task)
compile_results.append(compile_theme(app.style))
progress.advance(task)
for task_fn, args, kwargs in save_tasks:
result = task_fn(*args, **kwargs)
if result is None:
progress.advance(task)
continue
if isinstance(result, list):
compile_results.extend(result)
else:
compile_results.append(result)
progress.advance(task)
compile_results.append(
compile_contexts(app._state, radix_themes_plugin.get_theme())
)
progress.advance(task)
compile_results.append(compile_app_root(app_root))
progress.advance(task)
progress.stop()
if dry_run:
return
with console.timing("Install Frontend Packages"):
app._get_frontend_packages(all_imports)
frontend_skeleton.update_react_router_config(
prerender_routes=prerender_routes,
)
if is_prod_mode():
purge_web_pages_dir()
else:
keep_files = [Path(output_path) for output_path, _ in compile_results]
for page_file in Path(
prerequisites.get_web_dir() / constants.Dirs.PAGES / constants.Dirs.ROUTES
).rglob("*"):
if page_file.is_file() and page_file not in keep_files:
page_file.unlink()
output_mapping: dict[Path, str] = {}
for output_path, code in compile_results:
path = utils.resolve_path_of_web_dir(output_path)
if path in output_mapping:
console.warn(
f"Path {path} has two different outputs. The first one will be used."
)
else:
output_mapping[path] = code
for plugin in config.plugins:
for static_file_path, content in plugin.get_static_assets():
path = utils.resolve_path_of_web_dir(static_file_path)
if path in output_mapping:
console.warn(
f"Plugin {plugin.__class__.__name__} is trying to write to {path} but it already exists. The plugin file will be ignored."
)
else:
output_mapping[path] = (
content.decode("utf-8") if isinstance(content, bytes) else content
)
for plugin_name, file_path, modify_fn in modify_files_tasks:
path = utils.resolve_path_of_web_dir(file_path)
file_content = output_mapping.get(path)
if file_content is None:
if path.exists():
file_content = path.read_text()
else:
msg = f"Plugin {plugin_name} is trying to modify {path} but it does not exist."
raise FileNotFoundError(msg)
output_mapping[path] = modify_fn(file_content)
with console.timing("Write to Disk"):
for output_path, code in output_mapping.items():
utils.write_file(output_path, code)