admin: added "system" theme option, check user pref

app/package.json

@@ -3,7 +3,7 @@
   "type": "module",
   "sideEffects": false,
   "bin": "./dist/cli/index.js",
-  "version": "0.8.0-rc.5",
+  "version": "0.8.0-rc.6",
   "description": "Lightweight Firebase/Supabase alternative built to run anywhere — incl. Next.js, Remix, Astro, Cloudflare, Bun, Node, AWS Lambda & more.",
   "homepage": "https://bknd.io",
   "repository": {

app/src/modules/server/AdminController.tsx

@@ -7,6 +7,7 @@ import { html } from "hono/html";
 import { Fragment } from "hono/jsx";
 import { Controller } from "modules/Controller";
 import * as SystemPermissions from "modules/permissions";
+import type { AppTheme } from "modules/server/AppServer";
 
 const htmlBkndContextReplace = "<!-- BKND_CONTEXT -->";
 
@@ -246,7 +247,7 @@ export class AdminController extends Controller {
    }
 }
 
-const style = (theme: "light" | "dark" = "light") => {
+const style = (theme: AppTheme) => {
    const base = {
       margin: 0,
       padding: 0,
@@ -271,6 +272,6 @@ const style = (theme: "light" | "dark" = "light") => {
 
    return {
       ...base,
-      ...styles[theme]
+      ...styles[theme === "light" ? "light" : "dark"]
    };
 };

app/src/modules/server/AppServer.ts

@@ -4,12 +4,15 @@ import { cors } from "hono/cors";
 import { Module } from "modules/Module";
 
 const serverMethods = ["GET", "POST", "PATCH", "PUT", "DELETE"];
+const appThemes = ["dark", "light", "system"] as const;
+export type AppTheme = (typeof appThemes)[number];
+
 export const serverConfigSchema = Type.Object(
    {
       admin: Type.Object(
          {
             basepath: Type.Optional(Type.String({ default: "", pattern: "^(/.+)?$" })),
-            color_scheme: Type.Optional(StringEnum(["dark", "light"], { default: "light" })),
+            color_scheme: Type.Optional(StringEnum(["dark", "light", "system"])),
             logo_return_path: Type.Optional(
                Type.String({
                   default: "/",

app/src/ui/Admin.tsx

@@ -44,7 +44,7 @@ function AdminInternal() {
    const { theme } = useTheme();
 
    return (
-      <MantineProvider {...createMantineTheme(theme ?? "light")}>
+      <MantineProvider {...createMantineTheme(theme as any)}>
          <Notifications />
          <FlashMessage />
          <BkndModalsProvider>

app/src/ui/client/ClientProvider.tsx

@@ -1,4 +1,5 @@
 import { Api, type ApiOptions, type TApiUser } from "Api";
+import type { AppTheme } from "modules/server/AppServer";
 import { createContext, useContext } from "react";
 
 const ClientContext = createContext<{ baseUrl: string; api: Api }>({
@@ -60,7 +61,7 @@ export const useBaseUrl = () => {
 type BkndWindowContext = {
    user?: TApiUser;
    logout_route: string;
-   color_scheme?: "light" | "dark";
+   color_scheme?: AppTheme;
 };
 export function useBkndWindowContext(): BkndWindowContext {
    if (typeof window !== "undefined" && window.__BKND__) {

app/src/ui/client/use-theme.ts

@@ -1,18 +1,26 @@
+import type { AppTheme } from "modules/server/AppServer";
 import { useBkndWindowContext } from "ui/client/ClientProvider";
 import { useBknd } from "ui/client/bknd";
 
-export type Theme = "light" | "dark";
-
-export function useTheme(fallback: Theme = "light"): { theme: Theme } {
+export function useTheme(fallback: AppTheme = "system"): { theme: AppTheme } {
    const b = useBknd();
    const winCtx = useBkndWindowContext();
-   if (b) {
-      if (b?.adminOverride?.color_scheme) {
-         return { theme: b.adminOverride.color_scheme };
-      } else if (!b.fallback) {
-         return { theme: b.config.server.admin.color_scheme ?? fallback };
-      }
+
+   // 1. override
+   // 2. config
+   // 3. winCtx
+   // 4. fallback
+   // 5. default
+   const override = b?.adminOverride?.color_scheme;
+   const config = b?.config.server.admin.color_scheme;
+   const win = winCtx.color_scheme;
+   const prefersDark = window.matchMedia("(prefers-color-scheme: dark)").matches;
+
+   const theme = override ?? config ?? win ?? fallback;
+
+   if (theme === "system") {
+      return { theme: prefersDark ? "dark" : "light" };
    }
 
-   return { theme: winCtx.color_scheme ?? fallback };
+   return { theme };
 }

app/src/ui/routes/index.tsx

@@ -10,12 +10,6 @@ import MediaRoutes from "./media";
 import { Root, RootEmpty } from "./root";
 import SettingsRoutes from "./settings";
 
-/*const DataRoutes = lazy(() => import("./data"));
-const AuthRoutes = lazy(() => import("./auth"));
-const MediaRoutes = lazy(() => import("./media"));
-const FlowRoutes = lazy(() => import("./flows"));
-const SettingsRoutes = lazy(() => import("./settings"));*/
-
 // @ts-ignore
 const TestRoutes = lazy(() => import("./test"));
 

app/tailwind.config.js

@@ -1,3 +1,5 @@
+import tailwindCssAnimate from "tailwindcss-animate";
+
 /** @type {import("tailwindcss").Config} */
 export default {
    content: ["./index.html", "./src/ui/**/*.tsx", "./src/ui/lib/mantine/theme.ts"],
@@ -13,5 +15,5 @@ export default {
          }
       }
    },
-   plugins: [require("tailwindcss-animate")]
+   plugins: [tailwindCssAnimate]
 };