Allow the theme to be changed in the settings

front/apps/mobile/app/_layout.tsx

@@ -23,7 +23,7 @@ import "react-native-reanimated";
 import { PortalProvider } from "@gorhom/portal";
 import { ThemeSelector } from "@kyoo/primitives";
 import { DownloadProvider } from "@kyoo/ui";
-import { AccountProvider, createQueryClient, storage } from "@kyoo/models";
+import { AccountProvider, createQueryClient, storage, useUserTheme } from "@kyoo/models";
 import { PersistQueryClientProvider } from "@tanstack/react-query-persist-client";
 import { createSyncStoragePersister } from "@tanstack/query-sync-storage-persister";
 import i18next from "i18next";
@@ -111,9 +111,12 @@ SplashScreen.preventAutoHideAsync();
 
 export default function Root() {
 	const [queryClient] = useState(() => createQueryClient());
-	const theme = useColorScheme();
+	let theme = useUserTheme();
+	const systemTheme = useColorScheme();
 	const [fontsLoaded] = useFonts({ Poppins_300Light, Poppins_400Regular, Poppins_900Black });
 
+	if (theme === "auto") theme = systemTheme ?? "light";
+
 	if (!fontsLoaded) return null;
 	return (
 		<PersistQueryClientProvider
@@ -125,7 +128,7 @@ export default function Root() {
 			}}
 		>
 			<ThemeSelector
-				theme={theme ?? "light"}
+				theme={theme}
 				font={{
 					normal: "Poppins_400Regular",
 					"300": "Poppins_300Light",

front/apps/web/src/pages/_app.tsx

@@ -25,12 +25,14 @@ import { ReactQueryDevtools } from "@tanstack/react-query-devtools";
 import { HiddenIfNoJs, TouchOnlyCss, SkeletonCss, ThemeSelector } from "@kyoo/primitives";
 import { WebTooltip } from "@kyoo/primitives/src/tooltip.web";
 import {
+	AccountP,
 	AccountProvider,
 	createQueryClient,
 	fetchQuery,
 	getTokenWJ,
 	QueryIdentifier,
 	QueryPage,
+	useUserTheme,
 } from "@kyoo/models";
 import { useState } from "react";
 import NextApp, { AppContext, type AppProps } from "next/app";
@@ -41,11 +43,7 @@ import Head from "next/head";
 import { withTranslations } from "../i18n";
 import arrayShuffle from "array-shuffle";
 import { Tooltip } from "react-tooltip";
-import {
-	getCurrentAccount,
-	readAccountCookie,
-	updateAccount,
-} from "@kyoo/models/src/account-internal";
+import { getCurrentAccount, readCookie, updateAccount } from "@kyoo/models/src/account-internal";
 
 const font = Poppins({ weight: ["300", "400", "900"], subsets: ["latin"], display: "swap" });
 
@@ -111,13 +109,14 @@ const YoshikiDebug = ({ children }: { children: JSX.Element }) => {
 
 const App = ({ Component, pageProps }: AppProps) => {
 	const [queryClient] = useState(() => createQueryClient());
-	const { queryState, token, randomItems, account, ...props } = superjson.deserialize<any>(
+	const { queryState, token, randomItems, account, theme, ...props } = superjson.deserialize<any>(
 		pageProps ?? { json: {} },
 	);
 	const layoutInfo = (Component as QueryPage).getLayout ?? (({ page }) => page);
 	const { Layout, props: layoutProps } =
 		typeof layoutInfo === "function" ? { Layout: layoutInfo, props: {} } : layoutInfo;
 
+	const userTheme = useUserTheme(theme);
 	useMobileHover();
 
 	// Set the auth from the server (if the token was refreshed during SSR).
@@ -136,7 +135,7 @@ const App = ({ Component, pageProps }: AppProps) => {
 				<QueryClientProvider client={queryClient}>
 					<AccountProvider ssrAccount={account}>
 						<HydrationBoundary state={queryState}>
-							<ThemeSelector theme="auto" font={{ normal: "inherit" }}>
+							<ThemeSelector theme={userTheme} font={{ normal: "inherit" }}>
 								<GlobalCssTheme />
 								<Layout
 									page={
@@ -183,11 +182,12 @@ App.getInitialProps = async (ctx: AppContext) => {
 		...(getLayoutUrl ? getLayoutUrl(ctx.router.query as any, items) : []),
 	];
 
-	const account = readAccountCookie(ctx.ctx.req?.headers.cookie);
-	const [authToken, token] = await getTokenWJ(account ?? null);
+	const account = readCookie(ctx.ctx.req?.headers.cookie, "account", AccountP);
+	const [authToken, token] = await getTokenWJ(account);
 	appProps.pageProps.queryState = await fetchQuery(urls, authToken);
 	appProps.pageProps.token = token;
 	appProps.pageProps.account = account;
+	appProps.pageProps.theme = readCookie(ctx.ctx.req?.headers.cookie, "theme") ?? "auto";
 
 	return { pageProps: superjson.serialize(appProps.pageProps) };
 };

front/packages/models/src/account-internal.ts

@@ -18,7 +18,7 @@
  * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { z } from "zod";
+import { ZodObject, ZodRawShape, z } from "zod";
 import { Account, AccountP } from "./accounts";
 import { MMKV } from "react-native-mmkv";
 
@@ -34,21 +34,25 @@ const writeAccounts = (accounts: Account[]) => {
 	storage.set("accounts", JSON.stringify(accounts));
 };
 
-export const setAccountCookie = (account?: Account) => {
-	let value = JSON.stringify(account);
+export const setCookie = (key: string, val?: unknown) => {
+	let value = JSON.stringify(val);
 	// Remove illegal values from json. There should not be one in the account anyways.
 	value = value?.replaceAll(";", "");
 	const d = new Date();
 	// A year
 	d.setTime(d.getTime() + 365 * 24 * 60 * 60 * 1000);
 	const expires = value ? "expires=" + d.toUTCString() : "expires=Thu, 01 Jan 1970 00:00:01 GMT";
-	document.cookie = "account=" + value + ";" + expires + ";path=/;samesite=strict";
+	document.cookie = key + "=" + value + ";" + expires + ";path=/;samesite=strict";
 	return null;
 };
 
-export const readAccountCookie = (cookies?: string) => {
+export const readCookie = <T extends ZodRawShape>(
+	cookies: string | undefined,
+	key: string,
+	parser?: ZodObject<T>,
+) => {
 	if (!cookies) return null;
-	const name = "account=";
+	const name = `${key}=`;
 	const decodedCookie = decodeURIComponent(cookies);
 	const ca = decodedCookie.split(";");
 	for (let i = 0; i < ca.length; i++) {
@@ -58,7 +62,8 @@ export const readAccountCookie = (cookies?: string) => {
 		}
 		if (c.indexOf(name) == 0) {
 			const str = c.substring(name.length, c.length);
-			return AccountP.parse(JSON.parse(str));
+			const ret = JSON.parse(str);
+			return parser ? parser.parse(ret) : ret;
 		}
 	}
 	return null;

front/packages/models/src/accounts.tsx

@@ -22,7 +22,7 @@ import { ReactNode, createContext, useContext, useEffect, useMemo, useRef } from
 import { User, UserP } from "./resources";
 import { z } from "zod";
 import { zdate } from "./utils";
-import { removeAccounts, setAccountCookie, updateAccount } from "./account-internal";
+import { removeAccounts, setCookie, updateAccount } from "./account-internal";
 import { useMMKVString } from "react-native-mmkv";
 import { Platform } from "react-native";
 import { useFetch } from "./query";
@@ -122,7 +122,7 @@ export const AccountProvider = ({
 		oldSelectedId.current = selected?.id;
 
 		// update cookies for ssr (needs to contains token, theme, language...)
-		if (Platform.OS === "web") setAccountCookie(selected);
+		if (Platform.OS === "web") setCookie("account", selected);
 	}, [selected, queryClient]);
 
 	return (

front/packages/models/src/index.ts

@@ -20,6 +20,7 @@
 
 export * from "./accounts";
 export { storage } from "./account-internal";
+export * from "./theme";
 export * from "./resources";
 export * from "./traits";
 export * from "./page";

front/packages/models/src/theme.ts

@@ -0,0 +1,36 @@
+/*
+ * Kyoo - A portable and vast media library solution.
+ * Copyright (c) Kyoo.
+ *
+ * See AUTHORS.md and LICENSE file in the project root for full license information.
+ *
+ * Kyoo is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * Kyoo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import { useMMKVString } from "react-native-mmkv";
+import { setCookie, storage } from "./account-internal";
+import { Platform } from "react-native";
+
+export const useUserTheme = (ssrTheme?: "light" | "dark" | "auto") => {
+	if (Platform.OS === "web" && typeof window === "undefined" && ssrTheme) return ssrTheme;
+	// eslint-disable-next-line react-hooks/rules-of-hooks
+	const [value] = useMMKVString("theme", storage);
+	if (!value) return "auto";
+	return value as "light" | "dark" | "auto";
+};
+
+export const setUserTheme = (theme: "light" | "dark" | "auto") => {
+	storage.set("theme", theme);
+	if (Platform.OS === "web") setCookie("theme", theme);
+};

front/packages/primitives/src/select.tsx

@@ -23,7 +23,7 @@ import ExpandMore from "@material-symbols/svg-400/rounded/expand_more-fill.svg";
 import { Menu } from "./menu";
 import { Button } from "./button";
 
-export const Select = ({
+export const Select = <Value extends string>({
 	label,
 	value,
 	onValueChange,
@@ -31,10 +31,10 @@ export const Select = ({
 	getLabel,
 }: {
 	label: string;
-	value: string;
-	onValueChange: (v: string) => void;
-	values: string[];
-	getLabel: (key: string) => string;
+	value: Value;
+	onValueChange: (v: Value) => void;
+	values: Value[];
+	getLabel: (key: Value) => string;
 }) => {
 	return (
 		<Menu Trigger={Button} text={getLabel(value)} icon={<Icon icon={ExpandMore} />}>
@@ -43,7 +43,7 @@ export const Select = ({
 					key={x}
 					label={getLabel(x)}
 					selected={x === value}
-					onSelect={() => onValueChange(value)}
+					onSelect={() => onValueChange(x)}
 				/>
 			))}
 		</Menu>

front/packages/ui/src/settings/index.tsx

@@ -18,7 +18,7 @@
  * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { QueryIdentifier, QueryPage, User, UserP } from "@kyoo/models";
+import { QueryIdentifier, QueryPage, User, UserP, setUserTheme, useUserTheme } from "@kyoo/models";
 import { Container, P, Select, ts } from "@kyoo/primitives";
 import { DefaultLayout } from "../layout";
 import { ReactNode } from "react";
@@ -56,15 +56,16 @@ const query: QueryIdentifier<User> = {
 export const SettingsPage: QueryPage = () => {
 	const { t } = useTranslation();
 
+	const theme = useUserTheme("auto");
 	return (
 		<ScrollView>
 			<Container>
 				<Preference label={t("settings.theme.label")}>
 					<Select
 						label={t("settings.theme.label")}
-						value="system"
-						onValueChange={() => {}}
-						values={["system", "light", "dark"]}
+						value={theme}
+						onValueChange={(value) => setUserTheme(value)}
+						values={["auto", "light", "dark"]}
 						getLabel={(key) => t(`settings.theme.${key}`)}
 					/>
 				</Preference>

front/translations/en.json

@@ -75,7 +75,7 @@
 	"settings": {
 		"theme": {
 			"label": "Theme",
-			"system": "System",
+			"auto": "System",
 			"light": "Light",
 			"dark": "Dark"
 		}

front/translations/fr.json

@@ -75,7 +75,7 @@
 	"settings": {
 		"theme": {
 			"label": "Thème",
-			"system": "Système",
+			"auto": "Système",
 			"light": "Clair",
 			"dark": "Sombre"
 		}