50 lines
1.2 KiB
TypeScript
50 lines
1.2 KiB
TypeScript
import { cookies } from 'next/headers';
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import { z } from 'zod';
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/**
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* @name Theme
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* @description The theme mode enum.
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*/
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const Theme = z.enum(['light', 'dark', 'system'], {
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description: 'The theme mode',
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});
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/**
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* @name appDefaultThemeMode
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* @description The default theme mode set by the application.
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*/
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const appDefaultThemeMode = Theme.safeParse(
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process.env.NEXT_PUBLIC_DEFAULT_THEME_MODE,
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);
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/**
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* @name fallbackThemeMode
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* @description The fallback theme mode if none of the other options are available.
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*/
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const fallbackThemeMode = `light`;
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/**
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* @name getRootTheme
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* @description Get the root theme from the cookies or default theme.
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* @returns The root theme.
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*/
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export async function getRootTheme() {
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const cookiesStore = await cookies();
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const themeCookieValue = cookiesStore.get('theme')?.value;
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const theme = Theme.safeParse(themeCookieValue);
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// pass the theme from the cookie if it exists
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if (theme.success) {
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return theme.data;
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}
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// pass the default theme from the environment variable if it exists
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if (appDefaultThemeMode.success) {
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return appDefaultThemeMode.data;
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}
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// in all other cases, fallback to the default theme
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return fallbackThemeMode;
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}
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