Leonardo Santos
4 years ago
parent
4530a0e2a1
commit
85fd2f1ec8
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Before Width: | Height: | Size: 3.5 KiB After Width: | Height: | Size: 3.5 KiB |
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Before Width: | Height: | Size: 4.1 KiB After Width: | Height: | Size: 4.1 KiB |
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Before Width: | Height: | Size: 12 KiB After Width: | Height: | Size: 12 KiB |
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Before Width: | Height: | Size: 1.1 KiB After Width: | Height: | Size: 1.1 KiB |
@ -0,0 +1,23 @@
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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
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# dependencies
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/node_modules
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/.pnp
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.pnp.js
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# testing
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/coverage
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# production
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/build
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# misc
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.DS_Store
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.env.local
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.env.development.local
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.env.test.local
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.env.production.local
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npm-debug.log*
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yarn-debug.log*
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yarn-error.log*
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{
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"name": "calculator",
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"version": "0.1.0",
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"private": true,
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"dependencies": {
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"@reduxjs/toolkit": "^1.5.1",
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"@testing-library/jest-dom": "^4.2.4",
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"@testing-library/react": "^9.3.2",
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"@testing-library/user-event": "^7.1.2",
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"react": "^17.0.2",
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"react-dom": "^17.0.2",
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"react-redux": "^7.2.3",
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"react-scripts": "4.0.3"
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},
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"scripts": {
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"start": "react-scripts start",
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"build": "react-scripts build",
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"test": "react-scripts test",
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"eject": "react-scripts eject"
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},
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"eslintConfig": {
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"extends": "react-app"
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},
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"browserslist": {
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"production": [
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">0.2%",
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"not dead",
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"not op_mini all"
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],
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"development": [
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"last 1 chrome version",
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"last 1 firefox version",
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"last 1 safari version"
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]
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}
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}
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After Width: | Height: | Size: 3.5 KiB |
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<meta name="theme-color" content="#000000" />
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<meta
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name="description"
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content="Web site created using create-react-app"
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/>
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<link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
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<!--
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manifest.json provides metadata used when your web app is installed on a
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user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
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-->
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<link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
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<!--
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Notice the use of %PUBLIC_URL% in the tags above.
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It will be replaced with the URL of the `public` folder during the build.
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Only files inside the `public` folder can be referenced from the HTML.
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Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
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work correctly both with client-side routing and a non-root public URL.
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Learn how to configure a non-root public URL by running `npm run build`.
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-->
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<title>React Redux App</title>
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</head>
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<body>
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<noscript>You need to enable JavaScript to run this app.</noscript>
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<div id="root"></div>
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<!--
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This HTML file is a template.
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If you open it directly in the browser, you will see an empty page.
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You can add webfonts, meta tags, or analytics to this file.
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The build step will place the bundled scripts into the <body> tag.
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To begin the development, run `npm start` or `yarn start`.
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To create a production bundle, use `npm run build` or `yarn build`.
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-->
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</body>
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</html>
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After Width: | Height: | Size: 4.1 KiB |
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After Width: | Height: | Size: 12 KiB |
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{
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"short_name": "React App",
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"name": "Create React App Sample",
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"icons": [
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{
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"src": "favicon.ico",
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"sizes": "64x64 32x32 24x24 16x16",
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"type": "image/x-icon"
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},
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{
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"src": "logo192.png",
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"type": "image/png",
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"sizes": "192x192"
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},
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{
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"src": "logo512.png",
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"type": "image/png",
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"sizes": "512x512"
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}
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],
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"start_url": ".",
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"display": "standalone",
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"theme_color": "#000000",
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"background_color": "#ffffff"
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}
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@ -0,0 +1,2 @@
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# https://www.robotstxt.org/robotstxt.html
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User-agent: *
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.App {
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text-align: center;
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}
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.App-logo {
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height: 40vmin;
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pointer-events: none;
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}
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@media (prefers-reduced-motion: no-preference) {
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.App-logo {
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animation: App-logo-float infinite 3s ease-in-out;
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}
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}
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.App-header {
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min-height: 100vh;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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font-size: calc(10px + 2vmin);
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}
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.App-link {
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color: rgb(112, 76, 182);
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}
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@keyframes App-logo-float {
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0% {
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transform: translateY(0);
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}
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50% {
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transform: translateY(10px);
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}
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100% {
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transform: translateY(0px);
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}
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}
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import React from 'react';
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import logo from './logo.svg';
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import { Counter } from './features/counter/Counter';
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import './App.css';
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function App() {
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return (
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<div className="App">
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<header className="App-header">
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<img src={logo} className="App-logo" alt="logo" />
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<Counter />
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<p>
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Edit <code>src/App.js</code> and save to reload.
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</p>
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<span>
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<span>Learn </span>
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<a
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className="App-link"
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href="https://reactjs.org/"
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target="_blank"
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rel="noopener noreferrer"
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>
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React
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</a>
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<span>, </span>
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<a
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className="App-link"
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href="https://redux.js.org/"
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target="_blank"
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rel="noopener noreferrer"
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>
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Redux
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</a>
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<span>, </span>
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<a
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className="App-link"
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href="https://redux-toolkit.js.org/"
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target="_blank"
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rel="noopener noreferrer"
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>
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Redux Toolkit
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</a>
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,<span> and </span>
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<a
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className="App-link"
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href="https://react-redux.js.org/"
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target="_blank"
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rel="noopener noreferrer"
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>
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React Redux
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</a>
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</span>
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</header>
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</div>
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);
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}
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export default App;
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import React from 'react';
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import { render } from '@testing-library/react';
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import { Provider } from 'react-redux';
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import { store } from './app/store';
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import App from './App';
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test('renders learn react link', () => {
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const { getByText } = render(
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<Provider store={store}>
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<App />
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</Provider>
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);
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expect(getByText(/learn/i)).toBeInTheDocument();
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});
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import React, { useState } from 'react';
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import { useSelector, useDispatch } from 'react-redux';
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import {
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decrement,
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increment,
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incrementByAmount,
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incrementAsync,
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incrementIfOdd,
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selectCount,
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} from './counterSlice';
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import styles from './Counter.module.css';
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export function Counter() {
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const count = useSelector(selectCount);
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const dispatch = useDispatch();
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const [incrementAmount, setIncrementAmount] = useState('2');
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const incrementValue = Number(incrementAmount) || 0;
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return (
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<div>
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<div className={styles.row}>
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<button
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className={styles.button}
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aria-label="Decrement value"
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onClick={() => dispatch(decrement())}
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>
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-
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</button>
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<span className={styles.value}>{count}</span>
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<button
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className={styles.button}
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aria-label="Increment value"
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onClick={() => dispatch(increment())}
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>
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+
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</button>
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</div>
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<div className={styles.row}>
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<input
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className={styles.textbox}
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aria-label="Set increment amount"
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value={incrementAmount}
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onChange={(e) => setIncrementAmount(e.target.value)}
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/>
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<button
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className={styles.button}
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onClick={() => dispatch(incrementByAmount(incrementValue))}
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>
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Add Amount
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</button>
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<button
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className={styles.asyncButton}
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onClick={() => dispatch(incrementAsync(incrementValue))}
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>
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Add Async
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</button>
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<button
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className={styles.button}
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onClick={() => dispatch(incrementIfOdd(incrementValue))}
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>
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Add If Odd
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</button>
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</div>
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</div>
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);
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}
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.row {
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display: flex;
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align-items: center;
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justify-content: center;
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}
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.row > button {
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margin-left: 4px;
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margin-right: 8px;
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}
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.row:not(:last-child) {
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margin-bottom: 16px;
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}
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.value {
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font-size: 78px;
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padding-left: 16px;
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padding-right: 16px;
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margin-top: 2px;
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font-family: 'Courier New', Courier, monospace;
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}
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.button {
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appearance: none;
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background: none;
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font-size: 32px;
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padding-left: 12px;
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padding-right: 12px;
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outline: none;
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border: 2px solid transparent;
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color: rgb(112, 76, 182);
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padding-bottom: 4px;
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cursor: pointer;
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background-color: rgba(112, 76, 182, 0.1);
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border-radius: 2px;
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transition: all 0.15s;
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}
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.textbox {
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font-size: 32px;
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padding: 2px;
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width: 64px;
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text-align: center;
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margin-right: 4px;
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}
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.button:hover,
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.button:focus {
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border: 2px solid rgba(112, 76, 182, 0.4);
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}
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.button:active {
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background-color: rgba(112, 76, 182, 0.2);
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}
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.asyncButton {
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composes: button;
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position: relative;
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}
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.asyncButton:after {
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content: '';
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background-color: rgba(112, 76, 182, 0.15);
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display: block;
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position: absolute;
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width: 100%;
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height: 100%;
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left: 0;
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top: 0;
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opacity: 0;
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transition: width 1s linear, opacity 0.5s ease 1s;
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}
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.asyncButton:active:after {
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width: 0%;
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opacity: 1;
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transition: 0s;
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}
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@ -0,0 +1,6 @@
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// A mock function to mimic making an async request for data
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export function fetchCount(amount = 1) {
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return new Promise((resolve) =>
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setTimeout(() => resolve({ data: amount }), 500)
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);
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}
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@ -0,0 +1,73 @@
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import { createAsyncThunk, createSlice } from '@reduxjs/toolkit';
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import { fetchCount } from './counterAPI';
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const initialState = {
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value: 0,
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status: 'idle',
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};
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|
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// The function below is called a thunk and allows us to perform async logic. It
|
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// can be dispatched like a regular action: `dispatch(incrementAsync(10))`. This
|
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// will call the thunk with the `dispatch` function as the first argument. Async
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// code can then be executed and other actions can be dispatched. Thunks are
|
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// typically used to make async requests.
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export const incrementAsync = createAsyncThunk(
|
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'counter/fetchCount',
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async (amount) => {
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const response = await fetchCount(amount);
|
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// The value we return becomes the `fulfilled` action payload
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return response.data;
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}
|
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);
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|
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export const counterSlice = createSlice({
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name: 'counter',
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initialState,
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// The `reducers` field lets us define reducers and generate associated actions
|
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reducers: {
|
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increment: (state) => {
|
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// Redux Toolkit allows us to write "mutating" logic in reducers. It
|
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// doesn't actually mutate the state because it uses the Immer library,
|
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// which detects changes to a "draft state" and produces a brand new
|
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// immutable state based off those changes
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state.value += 1;
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},
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decrement: (state) => {
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state.value -= 1;
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},
|
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// Use the PayloadAction type to declare the contents of `action.payload`
|
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incrementByAmount: (state, action) => {
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state.value += action.payload;
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},
|
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},
|
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// The `extraReducers` field lets the slice handle actions defined elsewhere,
|
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// including actions generated by createAsyncThunk or in other slices.
|
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extraReducers: (builder) => {
|
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builder
|
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.addCase(incrementAsync.pending, (state) => {
|
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state.status = 'loading';
|
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})
|
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.addCase(incrementAsync.fulfilled, (state, action) => {
|
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state.status = 'idle';
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state.value += action.payload;
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});
|
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},
|
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});
|
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|
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export const { increment, decrement, incrementByAmount } = counterSlice.actions;
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|
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// The function below is called a selector and allows us to select a value from
|
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// the state. Selectors can also be defined inline where they're used instead of
|
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// in the slice file. For example: `useSelector((state: RootState) => state.counter.value)`
|
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export const selectCount = (state) => state.counter.value;
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|
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// We can also write thunks by hand, which may contain both sync and async logic.
|
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// Here's an example of conditionally dispatching actions based on current state.
|
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export const incrementIfOdd = (amount) => (dispatch, getState) => {
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const currentValue = selectCount(getState());
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if (currentValue % 2 === 1) {
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dispatch(incrementByAmount(amount));
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}
|
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};
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|
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export default counterSlice.reducer;
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@ -0,0 +1,33 @@
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import counterReducer, {
|
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increment,
|
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decrement,
|
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incrementByAmount,
|
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} from './counterSlice';
|
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|
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describe('counter reducer', () => {
|
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const initialState = {
|
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value: 3,
|
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status: 'idle',
|
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};
|
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it('should handle initial state', () => {
|
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expect(counterReducer(undefined, { type: 'unknown' })).toEqual({
|
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value: 0,
|
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status: 'idle',
|
||||
});
|
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});
|
||||
|
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it('should handle increment', () => {
|
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const actual = counterReducer(initialState, increment());
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expect(actual.value).toEqual(4);
|
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});
|
||||
|
||||
it('should handle decrement', () => {
|
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const actual = counterReducer(initialState, decrement());
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expect(actual.value).toEqual(2);
|
||||
});
|
||||
|
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it('should handle incrementByAmount', () => {
|
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const actual = counterReducer(initialState, incrementByAmount(2));
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expect(actual.value).toEqual(5);
|
||||
});
|
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});
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@ -0,0 +1,13 @@
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body {
|
||||
margin: 0;
|
||||
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
|
||||
'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
|
||||
sans-serif;
|
||||
-webkit-font-smoothing: antialiased;
|
||||
-moz-osx-font-smoothing: grayscale;
|
||||
}
|
||||
|
||||
code {
|
||||
font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
|
||||
monospace;
|
||||
}
|
||||
@ -0,0 +1,21 @@
|
||||
import React from 'react';
|
||||
import ReactDOM from 'react-dom';
|
||||
import './index.css';
|
||||
import App from './App';
|
||||
import { store } from './redux';
|
||||
import { Provider } from 'react-redux';
|
||||
import * as serviceWorker from './serviceWorker';
|
||||
|
||||
ReactDOM.render(
|
||||
<React.StrictMode>
|
||||
<Provider store={store}>
|
||||
<App />
|
||||
</Provider>
|
||||
</React.StrictMode>,
|
||||
document.getElementById('root')
|
||||
);
|
||||
|
||||
// If you want your app to work offline and load faster, you can change
|
||||
// unregister() to register() below. Note this comes with some pitfalls.
|
||||
// Learn more about service workers: https://bit.ly/CRA-PWA
|
||||
serviceWorker.unregister();
|
||||
|
After Width: | Height: | Size: 1.1 KiB |
@ -0,0 +1,8 @@
|
||||
import { configureStore } from '@reduxjs/toolkit';
|
||||
import counterReducer from '../features/counter/counterSlice';
|
||||
|
||||
export const store = configureStore({
|
||||
reducer: {
|
||||
counter: counterReducer,
|
||||
},
|
||||
});
|
||||
@ -0,0 +1,137 @@
|
||||
// This optional code is used to register a service worker.
|
||||
// register() is not called by default.
|
||||
|
||||
// This lets the app load faster on subsequent visits in production, and gives
|
||||
// it offline capabilities. However, it also means that developers (and users)
|
||||
// will only see deployed updates on subsequent visits to a page, after all the
|
||||
// existing tabs open on the page have been closed, since previously cached
|
||||
// resources are updated in the background.
|
||||
|
||||
// To learn more about the benefits of this model and instructions on how to
|
||||
// opt-in, read https://bit.ly/CRA-PWA
|
||||
|
||||
const isLocalhost = Boolean(
|
||||
window.location.hostname === 'localhost' ||
|
||||
// [::1] is the IPv6 localhost address.
|
||||
window.location.hostname === '[::1]' ||
|
||||
// 127.0.0.0/8 are considered localhost for IPv4.
|
||||
window.location.hostname.match(
|
||||
/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
|
||||
)
|
||||
);
|
||||
|
||||
export function register(config) {
|
||||
if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
|
||||
// The URL constructor is available in all browsers that support SW.
|
||||
const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);
|
||||
if (publicUrl.origin !== window.location.origin) {
|
||||
// Our service worker won't work if PUBLIC_URL is on a different origin
|
||||
// from what our page is served on. This might happen if a CDN is used to
|
||||
// serve assets; see https://github.com/facebook/create-react-app/issues/2374
|
||||
return;
|
||||
}
|
||||
|
||||
window.addEventListener('load', () => {
|
||||
const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
|
||||
|
||||
if (isLocalhost) {
|
||||
// This is running on localhost. Let's check if a service worker still exists or not.
|
||||
checkValidServiceWorker(swUrl, config);
|
||||
|
||||
// Add some additional logging to localhost, pointing developers to the
|
||||
// service worker/PWA documentation.
|
||||
navigator.serviceWorker.ready.then(() => {
|
||||
console.log(
|
||||
'This web app is being served cache-first by a service ' +
|
||||
'worker. To learn more, visit https://bit.ly/CRA-PWA'
|
||||
);
|
||||
});
|
||||
} else {
|
||||
// Is not localhost. Just register service worker
|
||||
registerValidSW(swUrl, config);
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
function registerValidSW(swUrl, config) {
|
||||
navigator.serviceWorker
|
||||
.register(swUrl)
|
||||
.then((registration) => {
|
||||
registration.onupdatefound = () => {
|
||||
const installingWorker = registration.installing;
|
||||
if (installingWorker == null) {
|
||||
return;
|
||||
}
|
||||
installingWorker.onstatechange = () => {
|
||||
if (installingWorker.state === 'installed') {
|
||||
if (navigator.serviceWorker.controller) {
|
||||
// At this point, the updated precached content has been fetched,
|
||||
// but the previous service worker will still serve the older
|
||||
// content until all client tabs are closed.
|
||||
console.log(
|
||||
'New content is available and will be used when all ' +
|
||||
'tabs for this page are closed. See https://bit.ly/CRA-PWA.'
|
||||
);
|
||||
|
||||
// Execute callback
|
||||
if (config && config.onUpdate) {
|
||||
config.onUpdate(registration);
|
||||
}
|
||||
} else {
|
||||
// At this point, everything has been precached.
|
||||
// It's the perfect time to display a
|
||||
// "Content is cached for offline use." message.
|
||||
console.log('Content is cached for offline use.');
|
||||
|
||||
// Execute callback
|
||||
if (config && config.onSuccess) {
|
||||
config.onSuccess(registration);
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
};
|
||||
})
|
||||
.catch((error) => {
|
||||
console.error('Error during service worker registration:', error);
|
||||
});
|
||||
}
|
||||
|
||||
function checkValidServiceWorker(swUrl, config) {
|
||||
// Check if the service worker can be found. If it can't reload the page.
|
||||
fetch(swUrl, {
|
||||
headers: { 'Service-Worker': 'script' },
|
||||
})
|
||||
.then((response) => {
|
||||
// Ensure service worker exists, and that we really are getting a JS file.
|
||||
const contentType = response.headers.get('content-type');
|
||||
if (
|
||||
response.status === 404 ||
|
||||
(contentType != null && contentType.indexOf('javascript') === -1)
|
||||
) {
|
||||
// No service worker found. Probably a different app. Reload the page.
|
||||
navigator.serviceWorker.ready.then((registration) => {
|
||||
registration.unregister().then(() => {
|
||||
window.location.reload();
|
||||
});
|
||||
});
|
||||
} else {
|
||||
// Service worker found. Proceed as normal.
|
||||
registerValidSW(swUrl, config);
|
||||
}
|
||||
})
|
||||
.catch(() => {
|
||||
console.log(
|
||||
'No internet connection found. App is running in offline mode.'
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
export function unregister() {
|
||||
if ('serviceWorker' in navigator) {
|
||||
navigator.serviceWorker.ready.then((registration) => {
|
||||
registration.unregister();
|
||||
});
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,5 @@
|
||||
// jest-dom adds custom jest matchers for asserting on DOM nodes.
|
||||
// allows you to do things like:
|
||||
// expect(element).toHaveTextContent(/react/i)
|
||||
// learn more: https://github.com/testing-library/jest-dom
|
||||
import '@testing-library/jest-dom/extend-expect';
|
||||
File diff suppressed because it is too large
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Reference in new issue