91ab8ac574
* remove wrong target value * add keyboard event * simplify empty ones * remove events from text_area * empty tuples are empty bruh * dangit darglint
76 lines
2.3 KiB
Python
76 lines
2.3 KiB
Python
"""Next.js script wrappers and inline script functionality.
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https://nextjs.org/docs/app/api-reference/components/script
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"""
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from __future__ import annotations
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from typing import Literal
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from reflex.components.component import Component
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from reflex.event import EventHandler, empty_event
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from reflex.vars.base import LiteralVar, Var
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class Script(Component):
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"""Next.js script component.
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Note that this component differs from reflex.components.base.document.NextScript
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in that it is intended for use with custom and user-defined scripts.
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It also differs from reflex.components.base.link.ScriptTag, which is the plain
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HTML <script> tag which does not work when rendering a component.
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"""
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library = "next/script"
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tag = "Script"
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is_default = True
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# Required unless inline script is used
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src: Var[str]
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# When the script will execute: afterInteractive (defer-like behavior) | beforeInteractive | lazyOnload (async-like behavior)
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strategy: Var[Literal["afterInteractive", "beforeInteractive", "lazyOnload"]] = (
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LiteralVar.create("afterInteractive")
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)
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# Triggered when the script is loading
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on_load: EventHandler[empty_event]
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# Triggered when the script has loaded
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on_ready: EventHandler[empty_event]
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# Triggered when the script has errored
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on_error: EventHandler[empty_event]
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@classmethod
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def create(cls, *children, **props) -> Component:
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"""Create an inline or user-defined script.
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If a string is provided as the first child, it will be rendered as an inline script
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otherwise the `src` prop must be provided.
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The following event triggers are provided:
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on_load: Execute code after the script has finished loading.
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on_ready: Execute code after the script has finished loading and every
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time the component is mounted.
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on_error: Execute code if the script fails to load.
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Args:
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*children: The children of the component.
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**props: The props of the component.
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Returns:
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The component.
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Raises:
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ValueError: when neither children nor `src` are specified.
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"""
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if not children and not props.get("src"):
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raise ValueError("Must provide inline script or `src` prop.")
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return super().create(*children, **props)
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script = Script.create
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