update

apps/admin/src/app.tsx

@@ -1,38 +1,60 @@
 import { StyleProvider } from '@ant-design/cssinjs';
 import { ConfigProvider, theme, App as AntdApp } from 'antd';
 // import 'dayjs/locale/zh-cn';
-import zhCN from 'antd/locale/zh_CN';
 
-import { FC } from 'react';
+import { FC, useMemo } from 'react';
 
 import $styles from './app.module.css';
-import { CallbackDemo } from './components/demo/callback';
-import EffectDemo from './components/demo/effect';
-import MemoDemo from './components/demo/memo';
-import RefDemo from './components/demo/ref';
-import StateDemo from './components/demo/state';
+import { localeData } from './components/demo/constants';
+import ContextDemo, { Locale } from './components/demo/context';
+import CustomDemo from './components/demo/custom';
+import { useLocale, useTheme } from './components/demo/hooks';
+import ReducerDemo, { Theme } from './components/demo/reducer';
 
-const App: FC = () => {
+const Wrapper: FC = () => {
+    const locale = useLocale();
+    const antdLocaleData = useMemo(() => {
+        if (!Object.keys(localeData).find((v) => v === locale.name)) {
+            return localeData[0];
+        }
+        return localeData[locale.name];
+    }, [locale.name]);
+    const themeState = useTheme();
+    const algorithm = useMemo(() => {
+        const result = [themeState.compact ? theme.compactAlgorithm : theme.defaultAlgorithm];
+        if (themeState.mode === 'dark') result.push(theme.darkAlgorithm);
+        return result;
+    }, [themeState]);
     return (
         <ConfigProvider
-            locale={zhCN}
+            locale={antdLocaleData}
             theme={{
-                algorithm: theme.defaultAlgorithm,
+                algorithm,
                 token: {},
             }}
         >
             <StyleProvider hashPriority="high">
                 <AntdApp>
                     <div className={$styles.app}>
-                        <StateDemo />
+                        {/* <StateDemo />
                         <EffectDemo />
                         <RefDemo />
                         <MemoDemo />
-                        <CallbackDemo />
+                        <CallbackDemo /> */}
+                        <ContextDemo />
+                        <ReducerDemo />
+                        <CustomDemo />
                     </div>
                 </AntdApp>
             </StyleProvider>
         </ConfigProvider>
     );
 };
+const App: FC = () => (
+    <Locale>
+        <Theme>
+            <Wrapper />
+        </Theme>
+    </Locale>
+);
 export default App;

apps/admin/src/components/demo/constants.ts

@@ -0,0 +1,27 @@
+import { Locale } from 'antd/es/locale';
+import enUS from 'antd/es/locale/en_US';
+import zhCN from 'antd/es/locale/zh_CN';
+
+import { createContext } from 'react';
+
+import { LocaleType, ThemeContextType, ThemeState } from './types';
+
+export const localeData: Record<string, Locale> = {
+    en_US: enUS,
+    zh_CN: zhCN,
+};
+export const locales: LocaleType[] = [
+    {
+        name: 'en_US',
+        label: '🇺🇸 english(US)',
+    },
+    {
+        name: 'zh_CN',
+        label: '🇨🇳 简体中文',
+    },
+];
+export const defaultThemeConfig: ThemeState = {
+    mode: 'light',
+    compact: false,
+};
+export const ThemeContext = createContext<ThemeContextType | null>(null);

apps/admin/src/components/demo/context.tsx

@@ -0,0 +1,71 @@
+import { Pagination, Select } from 'antd';
+import { createContext, FC, ReactNode, useCallback, useMemo, useState } from 'react';
+
+import { localeData, locales } from './constants';
+import { useLocale, useLocaleAction } from './hooks';
+import $styles from './style.module.css';
+import { LocaleState, LocaleType } from './types';
+
+export const LocaleContext = createContext<LocaleState>({
+    locale: locales[0],
+    setLocale: (_locale: LocaleType) => {},
+});
+
+const LocaleProvider: FC<LocaleState & { children?: ReactNode }> = ({
+    locale,
+    setLocale,
+    children,
+}) => {
+    const value = useMemo(() => ({ locale, setLocale }), [locale]);
+    return <LocaleContext.Provider value={value}>{children}</LocaleContext.Provider>;
+};
+
+export const Locale: FC<{ children?: ReactNode }> = ({ children }) => {
+    const [locale, setLocale] = useState<LocaleType>(locales[0]);
+    const changeLocale = useCallback((value: LocaleType) => {
+        if (Object.keys(localeData).find((v) => v === value.name)) {
+            setLocale(value);
+        }
+    }, []);
+    return (
+        <LocaleProvider locale={locale} setLocale={changeLocale}>
+            {children}
+        </LocaleProvider>
+    );
+};
+
+export const LocaleConfig: FC = () => {
+    const locale = useLocale();
+    const setLocale = useLocaleAction();
+    const changeLocale = (value: string) => {
+        const current = locales.find((item) => item.name === value);
+        current && setLocale(current);
+    };
+    return (
+        <Select defaultValue={locale.name} style={{ width: 120 }} onChange={changeLocale}>
+            {locales.map(({ name, label }) => (
+                <Select.Option key={name} value={name}>
+                    {label}
+                </Select.Option>
+            ))}
+        </Select>
+    );
+};
+
+const ContextDemo: FC = () => {
+    const locale = useLocale();
+    return (
+        <div className={$styles.container}>
+            <h2 className="tw-text-center">useContext Demo</h2>
+            <p className="tw-text-center tw-py-5">当前语言: {locale.label}</p>
+            <div className="tw-w-full">
+                <h3>Antd语言切换测试</h3>
+                <div className="tw-w-full tw-my-4">
+                    <LocaleConfig />
+                </div>
+            </div>
+            <Pagination defaultCurrent={0} total={500} />
+        </div>
+    );
+};
+export default ContextDemo;

apps/admin/src/components/demo/custom.tsx

@@ -0,0 +1,25 @@
+import { Button } from 'antd';
+import clsx from 'clsx';
+import { FC, useState } from 'react';
+
+import { useUpdateEffect } from './hooks';
+import $styles from './style.module.css';
+
+const CustomDemo: FC = () => {
+    const [count, setCount] = useState(0);
+    useUpdateEffect(() => {
+        console.log('changed');
+    }, [count]);
+    return (
+        <div className={clsx($styles.container, 'tw-w-[20rem]')}>
+            <h2 className="tw-text-center">Custom Demo</h2>
+            <p className="tw-text-center tw-py-5">{count}</p>
+            <div className="tw-flex tw-justify-around">
+                <Button onClick={() => setCount(Math.ceil(Math.random() * 10))} type="dashed">
+                    变化
+                </Button>
+            </div>
+        </div>
+    );
+};
+export default CustomDemo;

apps/admin/src/components/demo/hooks.tsx

@@ -0,0 +1,46 @@
+import { isEqual, isNil } from 'lodash';
+import {
+    DependencyList,
+    EffectCallback,
+    useCallback,
+    useContext,
+    useEffect,
+    useMemo,
+    useRef,
+} from 'react';
+
+import { defaultThemeConfig, locales, ThemeContext } from './constants';
+import { LocaleContext } from './context';
+
+export const useUpdateEffect = (effect: EffectCallback, deps?: DependencyList) => {
+    const inited = useRef(deps);
+    useEffect(() => {
+        if (!isEqual(inited.current, deps)) {
+            inited.current = deps;
+            effect();
+        }
+    }, [deps]);
+};
+
+export const useTheme = () => {
+    const context = useContext(ThemeContext) ?? ({} as Record<string, any>);
+    return useMemo(
+        () => (isNil(context.state) ? defaultThemeConfig : context.state),
+        [context.state],
+    );
+};
+
+export const useThemeAction = () => {
+    const context = useContext(ThemeContext) ?? ({} as Record<string, any>);
+    return useCallback(isNil(context.dispatch) ? null : context.dispatch, [context.dispatch]);
+};
+
+export const useLocale = () => {
+    const context = useContext(LocaleContext) ?? ({} as Record<string, any>);
+    return useMemo(() => (isNil(context.locale) ? locales[0] : context.locale), [context.locale]);
+};
+
+export const useLocaleAction = () => {
+    const context = useContext(LocaleContext) ?? ({} as Record<string, any>);
+    return useCallback(isNil(context.setLocale) ? null : context.setLocale, [context.setLocale]);
+};

apps/admin/src/components/demo/reducer.tsx

@@ -0,0 +1,90 @@
+import { Calendar, Switch } from 'antd';
+import { produce } from 'immer';
+import { isNil } from 'lodash';
+import { FC, ReactNode, Reducer, useContext, useEffect, useMemo, useReducer } from 'react';
+
+import { defaultThemeConfig, ThemeContext } from './constants';
+import $styles from './style.module.css';
+import { ThemeAction, ThemeState } from './types';
+
+const ThemeReducer: Reducer<ThemeState, ThemeAction> = produce((draft, action) => {
+    switch (action.type) {
+        case 'change_mode':
+            draft.mode = action.value;
+            break;
+        case 'change_compact':
+            draft.compact = action.value;
+            break;
+        default:
+            break;
+    }
+});
+
+export const Theme: FC<{ data?: ThemeState; children?: ReactNode }> = ({ data = {}, children }) => {
+    const [state, dispatch] = useReducer(ThemeReducer, data, (initData) => ({
+        ...defaultThemeConfig,
+        ...initData,
+    }));
+    useEffect(() => {
+        const body = document.getElementsByTagName('body');
+        if (body.length) {
+            body[0].classList.remove('light');
+            body[0].classList.remove('dark');
+            body[0].classList.add(state.mode === 'dark' ? 'dark' : 'light');
+        }
+    }, [state.mode]);
+    const value = useMemo(() => ({ state, dispatch }), [state]);
+    return <ThemeContext.Provider value={value}>{children}</ThemeContext.Provider>;
+};
+
+export const ThemeConfig: FC = () => {
+    const context = useContext(ThemeContext);
+    if (isNil(context)) return null;
+    const { state, dispatch } = context;
+    const toggleMode = () =>
+        dispatch({ type: 'change_mode', value: state.mode === 'light' ? 'dark' : 'light' });
+    const toggleCompact = () => dispatch({ type: 'change_compact', value: !state.compact });
+    return (
+        <>
+            <Switch
+                checkedChildren="🌛"
+                unCheckedChildren="☀️"
+                onChange={toggleMode}
+                checked={state.mode === 'dark'}
+                defaultChecked={state.mode === 'dark'}
+            />
+            <Switch
+                checkedChildren="紧凑"
+                unCheckedChildren="正常"
+                onChange={toggleCompact}
+                checked={state.compact}
+                defaultChecked={state.compact}
+            />
+        </>
+    );
+};
+
+const ReducerDemo: FC = () => {
+    const context = useContext(ThemeContext);
+    if (isNil(context)) return null;
+    const {
+        state: { mode, compact },
+    } = context;
+    return (
+        <div className={$styles.container}>
+            <h2 className="tw-text-center">useReducer Demo</h2>
+            <div className="tw-flex tw-items-center tw-flex-col">
+                <p>主题模式: 「{mode === 'dark' ? '暗黑' : '明亮'}」</p>
+                <p>是否紧凑: 「{compact ? '是' : '否'}」</p>
+                <div className="tw-flex-auto tw-mb-5">
+                    <ThemeConfig />
+                </div>
+                <div className="tw-max-w-md">
+                    <Calendar fullscreen={false} />
+                </div>
+            </div>
+        </div>
+    );
+};
+
+export default ReducerDemo;

apps/admin/src/components/demo/types.ts

@@ -0,0 +1,34 @@
+import { Dispatch } from 'react';
+
+export type LocaleType = {
+    name: string;
+    label: string;
+};
+export type LocaleState = {
+    locale: LocaleType;
+    setLocale: (locale: LocaleType) => void;
+};
+
+export enum ThemeMode {
+    LIGHT = 'light',
+    DARK = 'dark',
+}
+
+export type ThemeState = {
+    mode: `${ThemeMode}`;
+    compact: boolean;
+};
+
+export enum ThemeActionType {
+    CHANGE_MODE = 'change_mode',
+    CHANGE_COMPACT = 'change_compact',
+}
+
+export type ThemeAction =
+    | { type: `${ThemeActionType.CHANGE_MODE}`; value: `${ThemeMode}` }
+    | { type: `${ThemeActionType.CHANGE_COMPACT}`; value: boolean };
+
+export type ThemeContextType = {
+    state: ThemeState;
+    dispatch: Dispatch<ThemeAction>;
+};

apps/admin/src/styles/app.css

@@ -8,3 +8,7 @@ body,
 body {
     @apply tw-bg-[url(@/assets/images/bg-light.png)];
 }
+
+body.dark {
+    @apply tw-bg-[url(@/assets/images/bg-dark.png)];
+}