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Author SHA1 Message Date
laktionov-as 56788f23d6 add commit 2026-06-18 16:57:51 +03:00
laktionov-as ac00619fa6 first commit 2026-06-18 16:57:27 +03:00
laktionov-as 93b5b8dd85 Initial commit 2026-05-28 17:25:27 +00:00
16 changed files with 618 additions and 1188 deletions
+18
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@@ -0,0 +1,18 @@
MIT License
Copyright (c) 2026 laktionov-as
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
associated documentation files (the "Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the
following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial
portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
USE OR OTHER DEALINGS IN THE SOFTWARE.
-25
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@@ -1,25 +0,0 @@
{
"products": [
{
"id":1,
"name":"Кросовки Red & White 2025",
"brand":"NIKE",
"price":38.0,
"imageUrl":"./assets/images/sneakers-image.jpg"
},
{
"id":2,
"name":"Кросовки белые 2024",
"brand":"NIKE",
"price":40.0,
"imageUrl":"./assets/images/sneakers-image.jpg"
},
{
"id":3,
"name":"Sneakers Red & White 2025",
"brand":"NIKE",
"price":46.0,
"imageUrl":"./assets/images/sneakers-image.jpg"
}
]
}
+9 -13
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@@ -2,11 +2,17 @@ import js from '@eslint/js'
import globals from 'globals'
import reactHooks from 'eslint-plugin-react-hooks'
import reactRefresh from 'eslint-plugin-react-refresh'
import { defineConfig, globalIgnores } from 'eslint/config'
export default [
{ ignores: ['dist'] },
export default defineConfig([
globalIgnores(['dist']),
{
files: ['**/*.{js,jsx}'],
extends: [
js.configs.recommended,
reactHooks.configs['recommended-latest'],
reactRefresh.configs.vite,
],
languageOptions: {
ecmaVersion: 2020,
globals: globals.browser,
@@ -16,18 +22,8 @@ export default [
sourceType: 'module',
},
},
plugins: {
'react-hooks': reactHooks,
'react-refresh': reactRefresh,
},
rules: {
...js.configs.recommended.rules,
...reactHooks.configs.recommended.rules,
'no-unused-vars': ['error', { varsIgnorePattern: '^[A-Z_]' }],
'react-refresh/only-export-components': [
'warn',
{ allowConstantExport: true },
],
},
},
]
])
+1 -14
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@@ -1,23 +1,10 @@
<!DOCTYPE html>
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<link rel="icon" type="image/svg+xml" href="/vite.svg" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Vite + React</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: Arial, Helvetica, sans-serif;
}
body {
background-color: rgb(249, 249, 249);
}
</style>
</head>
<body>
<div id="root"></div>
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+10 -12
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@@ -1,10 +1,9 @@
{
"name": "store-client",
"name": "router-middleware-practice",
"private": true,
"version": "0.0.0",
"type": "module",
"scripts": {
"server": "json-server --watch db.json --port 8000",
"dev": "vite",
"build": "vite build",
"lint": "eslint .",
@@ -13,18 +12,17 @@
"dependencies": {
"react": "^19.1.0",
"react-dom": "^19.1.0",
"react-icons": "^5.5.0",
"sass-embedded": "^1.89.2"
"react-router-dom": "^7.7.1"
},
"devDependencies": {
"@eslint/js": "^9.25.0",
"@types/react": "^19.1.2",
"@types/react-dom": "^19.1.2",
"@vitejs/plugin-react": "^4.4.1",
"eslint": "^9.25.0",
"@eslint/js": "^9.30.1",
"@types/react": "^19.1.8",
"@types/react-dom": "^19.1.6",
"@vitejs/plugin-react": "^4.6.0",
"eslint": "^9.30.1",
"eslint-plugin-react-hooks": "^5.2.0",
"eslint-plugin-react-refresh": "^0.4.19",
"globals": "^16.0.0",
"vite": "^6.3.5"
"eslint-plugin-react-refresh": "^0.4.20",
"globals": "^16.3.0",
"vite": "^7.0.4"
}
}
+23 -190
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@@ -1,200 +1,33 @@
import styles from './App.module.scss'
import SneakersImage from './assets/images/sneakers-image.jpg'
import { FaRegUser } from 'react-icons/fa'
import React from 'react'
function EffectComponent() {
const [size, setSize] = React.useState(100);
const boxRef = React.useRef(null);
React.useEffect(() => {
const box = boxRef.current
if (box) {
const { width, height } = box.getBoundingClientRect()
console.log('[useEffect] Размеры (EffectComponent):', { width, height })
}
}, [size]);
return (
<div style={{ marginBottom: '30px' }}>
<h3>useEffect</h3>
<div
ref={boxRef}
style={{
width: size,
height: size,
backgroundColor: 'lightblue',
transition: 'all 1.3s',
}}
/>
<button onClick={() => setSize(prev => prev + 20)}>Увеличить</button>
</div>
)
}
function LayoutEffectComponent() {
const [size, setSize] = React.useState(100)
const boxRef = React.useRef(null)
React.useLayoutEffect(() => {
const box = boxRef.current
if (box) {
const { width, height } = box.getBoundingClientRect()
console.log('[useLayoutEffect] Размеры (LayoutEffectComponent):', {
width,
height,
})
}
}, [size])
return (
<div>
<h3>useLayoutEffect</h3>
<div
ref={boxRef}
style={{
width: size,
height: size,
backgroundColor: 'lightgreen',
transition: 'all 1.3s',
}}
/>
<button onClick={() => setSize(prev => prev + 20)}>Увеличить</button>
</div>
)
}
function Header() {
const handleChange = event => {
const newValue = event.target.value
console.log('Новое значение:', newValue)
}
return (
<header className={styles.header}>
<div>
<h2>Store</h2>
<input type='text' placeholder='Search...' onChange={handleChange} />
</div>
<div>
<FaRegUser size={24} color='#3258e3' />
<button>Profile</button>
</div>
</header>
)
}
function ToolTip() {
const ref = React.useRef(null);
const [height,setHeight] = React.useState(0);
React.useLayoutEffect(()=>{
if (ref.current) {
const rect = ref.current.getBoundingClientRect();
setHeight(rect.height);
}
},[])
return <div ref={ref} style={{height: '40px'}}>Высота: {height}</div>
}
function Product({ name, brand, price, url }) {
const [isLiked, setIsLiked] = React.useState(false)
const toggleLike = () => {
setIsLiked(!isLiked)
}
function handleAddClick() {
console.log('Working!')
}
return (
<div className={styles.product}>
<img src={SneakersImage} alt='' />
<ToolTip />
<div className={styles.content}>
<div className={styles.title}>
<h4>{name}</h4>
<div className={styles.actions}>
<button
className={styles.likeButton}
onClick={toggleLike}
aria-label={isLiked ? 'Убрать лайк' : 'Добавить лайк'}
>
<svg
width='18'
height='18'
viewBox='0 0 24 24'
fill={isLiked ? 'red' : 'none'}
stroke={isLiked ? 'red' : 'currentColor'}
strokeWidth='1.5'
>
<path d='M12 21.35L10.55 20.03C5.4 15.36 2 12.28 2 8.5C2 5.42 4.42 3 7.5 3C9.24 3 10.91 3.81 12 5.09C13.09 3.81 14.76 3 16.5 3C19.58 3 22 5.42 22 8.5C22 12.28 18.6 15.36 13.45 20.04L12 21.35Z' />
</svg>
</button>
<button onClick={handleAddClick}>+</button>
</div>
</div>
<p className={styles.description}>{brand}</p>
<p className={styles.price}>${price}</p>
</div>
</div>
)
}
function MyComponent({ children }) {
return <div className="wrapper">{children}</div>;
}
function RowList({ children }) {
return (
<div className="rowList">
{children.map(child => (
<div className="row">{child}</div>
))}
<p>{React.Children.count(children)}</p>
</div>
);
}
import { useState } from 'react'
import reactLogo from './assets/react.svg'
import viteLogo from '/vite.svg'
import './App.css'
function App() {
const [products,setProducts] = React.useState([]);
const [count, setCount] = useState(0)
const getProducts = async () => {
const responce = await fetch('http://localhost:8000/products');
const data = await responce.json();
setProducts(data);
}
React.useEffect(() => {
getProducts();
},[]);
console.log({...products});
return (
<>
<div className={styles.container}>
<Header />
<div>
<a href="https://vite.dev" target="_blank">
<img src={viteLogo} className="logo" alt="Vite logo" />
</a>
<a href="https://react.dev" target="_blank">
<img src={reactLogo} className="logo react" alt="React logo" />
</a>
</div>
<div className={styles.container}>
<ul className={styles.list}>
{products.map(product => (
<li>
<Product {...product} />
</li>
))}
</ul>
<MyComponent>
<h4>Заголовок</h4>
<p>Привет!</p>
</MyComponent>
<ol>
<RowList>
<li>первый</li>
<li>второй</li>
<li>третий</li>
</RowList>
</ol>
<h1>Vite + React</h1>
<div className="card">
<button onClick={() => setCount((count) => count + 1)}>
count is {count}
</button>
<p>
Edit <code>src/App.jsx</code> and save to test HMR
</p>
</div>
<p className="read-the-docs">
Click on the Vite and React logos to learn more
</p>
</>
)
}
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@@ -1,135 +0,0 @@
@use './assets/styles/variables' as *;
.header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 20px;
background-color: white;
border-bottom-left-radius: 10px;
border-bottom-right-radius: 10px;
div {
&:first-child {
display: flex;
align-items: center;
gap: 20px;
h2 {
color: $primary-color;
}
input {
border-radius: 5px;
outline: none;
font-size: 16px;
border: 1px solid gainsboro;
padding: 5px 10px;
&:focus {
border: 1px solid $primary-color;
}
}
}
&:last-child {
display: flex;
align-items: center;
gap: 10px;
button {
outline: 0;
border: 0;
border-radius: 5px;
padding: 5px 15px;
font-size: 16px;
background-color: $primary-color;
color: $white-color;
font-weight: 600;
cursor: pointer;
&:hover {
background-color: $seconday-color;
}
}
}
}
}
.container {
max-width: 1220px;
margin: 0 auto;
}
.list {
display: flex;
justify-content: space-between;
flex-wrap: wrap;
border-radius: 10px;
margin-top: 100px; /* временно */
padding: 20px;
background-color: white;
list-style: none;
}
.product {
display: flex;
flex-direction: column;
width: 350px;
gap: 20px;
border-radius: 10px;
}
.content {
display: flex;
flex-direction: column;
gap: 10px;
}
.title {
display: flex;
justify-content: space-between;
align-items: center;
h4 {
font-size: 18px;
}
.actions {
display: flex;
align-items: center;
gap: 5px;
button {
border: 1px solid $primary-color;
background-color: $white-color;
color: $primary-color;
border-radius: 5px;
outline: 0;
font-size: 20px;
padding: 5px 10px;
cursor: pointer;
&:hover {
background-color: $seconday-color;
color: $white-color;
}
}
}
}
img {
border-radius: 10px;
}
.description {
color: gray;
}
.price {
font-weight: bold;
}
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@@ -1,5 +0,0 @@
$white-color: white;
$black-color: black;
$primary-color: #3258e3;
$seconday-color: #4432e3;
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import { redirect } from 'react-router-dom'
// Проверка авторизации
export function requireAuth() {
const isAuthenticated = localStorage.getItem('auth') === 'true'
if (!isAuthenticated) {
return redirect('/login')
}
return null
}
// Проверка авторизации и роли
export function requireAdmin() {
const isAuthenticated = localStorage.getItem('auth') === 'true'
const role = localStorage.getItem('role')
if (!isAuthenticated) {
return redirect('/login')
}
if (role !== 'admin') {
return redirect('/dashboard') // если авторизован, но не админ — на общую панель
}
return null
}
+8 -7
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@@ -1,9 +1,10 @@
import { StrictMode } from 'react'
import { createRoot } from 'react-dom/client'
import App from './App.jsx'
import React from 'react'
import ReactDOM from 'react-dom/client'
import { RouterProvider } from 'react-router-dom'
import router from './routes'
createRoot(document.getElementById('root')).render(
<StrictMode>
<App />
</StrictMode>
ReactDOM.createRoot(document.getElementById('root')).render(
<React.StrictMode>
<RouterProvider router={router} />
</React.StrictMode>
)
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@@ -0,0 +1,10 @@
import React from 'react'
export default function Admin() {
return (
<div>
<h1>Админ-панель</h1>
<p>Доступ разрешён только администраторам.</p>
</div>
)
}
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@@ -0,0 +1,10 @@
import React from 'react'
export default function Dashboard() {
return (
<div>
<h1>Панель пользователя</h1>
<p>Вы вошли как обычный пользователь или администратор.</p>
</div>
)
}
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import React, { useState } from 'react'
import { useNavigate } from 'react-router-dom'
export default function Login() {
const [role, setRole] = useState('user')
const navigate = useNavigate()
const handleLogin = () => {
localStorage.setItem('auth', 'true')
localStorage.setItem('role', role)
navigate('/dashboard')
}
return (
<div>
<h1>Вход</h1>
<label>
Роль:
<select value={role} onChange={e => setRole(e.target.value)}>
<option value='user'>Обычный пользователь</option>
<option value='admin'>Администратор</option>
</select>
</label>
<br />
<button onClick={handleLogin}>Войти</button>
</div>
)
}
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import { createBrowserRouter } from 'react-router-dom'
import Login from './pages/Login'
import Dashboard from './pages/Dashboard'
import Admin from './pages/Admin'
import { requireAuth, requireAdmin } from './auth'
const router = createBrowserRouter([
{
path: '/login',
element: <Login />,
},
{
path: '/dashboard',
element: <Dashboard />,
loader: requireAuth,
},
{
path: '/admin',
element: <Admin />,
loader: requireAdmin,
},
])
export default router