bsky-app/src/lib/ThemeContext.tsx

113 lines
2.1 KiB
TypeScript

import React, {ReactNode, createContext, useContext} from 'react'
import {TextStyle, ViewStyle} from 'react-native'
import {darkTheme, defaultTheme, dimTheme} from './themes'
import {ThemeName} from '#/alf/themes'
export type ColorScheme = 'light' | 'dark'
export type PaletteColorName =
| 'default'
| 'primary'
| 'secondary'
| 'inverted'
| 'error'
export type PaletteColor = {
background: string
backgroundLight: string
text: string
textLight: string
textInverted: string
link: string
border: string
borderDark: string
icon: string
[k: string]: string
}
export type Palette = Record<PaletteColorName, PaletteColor>
export type ShapeName = 'button' | 'bigButton' | 'smallButton'
export type Shapes = Record<ShapeName, ViewStyle>
export type TypographyVariant =
| '2xl-thin'
| '2xl'
| '2xl-medium'
| '2xl-bold'
| '2xl-heavy'
| 'xl-thin'
| 'xl'
| 'xl-medium'
| 'xl-bold'
| 'xl-heavy'
| 'lg-thin'
| 'lg'
| 'lg-medium'
| 'lg-bold'
| 'lg-heavy'
| 'md-thin'
| 'md'
| 'md-medium'
| 'md-bold'
| 'md-heavy'
| 'sm-thin'
| 'sm'
| 'sm-medium'
| 'sm-bold'
| 'sm-heavy'
| 'xs-thin'
| 'xs'
| 'xs-medium'
| 'xs-bold'
| 'xs-heavy'
| 'title-2xl'
| 'title-xl'
| 'title-lg'
| 'title'
| 'title-sm'
| 'post-text-lg'
| 'post-text'
| 'button'
| 'button-lg'
| 'mono'
export type Typography = Record<TypographyVariant, TextStyle>
export interface Theme {
colorScheme: ColorScheme
palette: Palette
shapes: Shapes
typography: Typography
}
export interface ThemeProviderProps {
children?: ReactNode
theme: ThemeName
}
export const ThemeContext = createContext<Theme>(defaultTheme)
export const useTheme = () => useContext(ThemeContext)
function getTheme(theme: ThemeName) {
switch (theme) {
case 'light':
return defaultTheme
case 'dim':
return dimTheme
case 'dark':
return darkTheme
default:
return defaultTheme
}
}
export const ThemeProvider: React.FC<ThemeProviderProps> = ({
theme,
children,
}) => {
const themeValue = getTheme(theme)
return (
<ThemeContext.Provider value={themeValue}>{children}</ThemeContext.Provider>
)
}