9e36efbd21
* fix version in pyproject and ruff version check * relock deps * relax some strict values
98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
"""Breakpoints utility."""
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from __future__ import annotations
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from typing import Dict, Tuple, TypeVar, Union
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breakpoints_values = ["30em", "48em", "62em", "80em", "96em"]
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breakpoint_names = ["xs", "sm", "md", "lg", "xl"]
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def set_breakpoints(values: Tuple[str, str, str, str, str]):
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"""Overwrite default breakpoint values.
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Args:
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values: CSS values in order defining the breakpoints of responsive layouts
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"""
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breakpoints_values.clear()
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breakpoints_values.extend(values)
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K = TypeVar("K")
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V = TypeVar("V")
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class Breakpoints(Dict[K, V]):
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"""A responsive styling helper."""
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def factorize(self):
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"""Removes references to breakpoints names and instead replaces them with their corresponding values.
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Returns:
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The factorized breakpoints.
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"""
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return Breakpoints(
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{
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(
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breakpoints_values[breakpoint_names.index(k)]
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if k in breakpoint_names
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else ("0px" if k == "initial" else k)
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): v
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for k, v in self.items()
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if v is not None
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}
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)
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@classmethod
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def create(
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cls,
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custom: Dict[K, V] | None = None,
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initial: V | None = None,
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xs: V | None = None,
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sm: V | None = None,
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md: V | None = None,
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lg: V | None = None,
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xl: V | None = None,
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):
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"""Create a new instance of the helper. Only provide a custom component OR use named props.
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Args:
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custom: Custom mapping using CSS values or variables.
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initial: Styling when in the initial width
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xs: Styling when in the extra-small width
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sm: Styling when in the small width
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md: Styling when in the medium width
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lg: Styling when in the large width
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xl: Styling when in the extra-large width
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Raises:
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ValueError: If both custom and any other named parameters are provided.
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Returns:
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The responsive mapping.
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"""
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thresholds = [initial, xs, sm, md, lg, xl]
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if custom is not None:
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if any((threshold is not None for threshold in thresholds)):
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raise ValueError("Named props cannot be used with custom thresholds")
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return Breakpoints(custom)
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else:
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return Breakpoints(
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{
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k: v
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for k, v in zip(
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["initial", *breakpoint_names], thresholds, strict=True
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)
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if v is not None
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}
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)
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breakpoints = Breakpoints.create
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T = TypeVar("T")
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Responsive = Union[T, Breakpoints[str, T]]
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