├── src
    ├── react-app-env.d.ts
    ├── index.tsx
    ├── setupTests.ts
    ├── components
    │   ├── Timer.tsx
    │   ├── TimerPadre.tsx
    │   ├── Usuario.tsx
    │   ├── Counter.tsx
    │   └── ContadorRed.tsx
    └── App.tsx
├── public
    ├── favicon.ico
    ├── logo192.png
    ├── logo512.png
    ├── robots.txt
    ├── manifest.json
    └── index.html
├── .gitignore
├── README.md
├── tsconfig.json
├── package.json
└── .eslintcache


/src/react-app-env.d.ts:
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1 | /// <reference types="react-scripts" />
2 | 


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/public/favicon.ico:
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https://raw.githubusercontent.com/Klerith/ts-react-hooks/HEAD/public/favicon.ico


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/public/logo192.png:
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https://raw.githubusercontent.com/Klerith/ts-react-hooks/HEAD/public/logo192.png


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/public/logo512.png:
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https://raw.githubusercontent.com/Klerith/ts-react-hooks/HEAD/public/logo512.png


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/public/robots.txt:
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1 | # https://www.robotstxt.org/robotstxt.html
2 | User-agent: *
3 | Disallow:
4 | 


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/src/index.tsx:
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 1 | import React from 'react';
 2 | import ReactDOM from 'react-dom';
 3 | 
 4 | import App from './App';
 5 | 
 6 | 
 7 | ReactDOM.render(
 8 |   <React.StrictMode>
 9 |     <App />
10 |   </React.StrictMode>,
11 |   document.getElementById('root')
12 | );
13 | 


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/src/setupTests.ts:
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1 | // jest-dom adds custom jest matchers for asserting on DOM nodes.
2 | // allows you to do things like:
3 | // expect(element).toHaveTextContent(/react/i)
4 | // learn more: https://github.com/testing-library/jest-dom
5 | import '@testing-library/jest-dom';
6 | 


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/.gitignore:
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 1 | # See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
 2 | 
 3 | .eslintcahce
 4 | 
 5 | # dependencies
 6 | /node_modules
 7 | /.pnp
 8 | .pnp.js
 9 | 
10 | # testing
11 | /coverage
12 | 
13 | # production
14 | /build
15 | 
16 | # misc
17 | .DS_Store
18 | .env.local
19 | .env.development.local
20 | .env.test.local
21 | .env.production.local
22 | 
23 | npm-debug.log*
24 | yarn-debug.log*
25 | yarn-error.log*
26 | 


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/README.md:
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 1 | # React + TypeScript
 2 | 
 3 | Este es el repositorio de mi PlayList en YouTube sobre el tema
 4 | 
 5 | ## Cursos que pueden servirte en tu camino
 6 | 
 7 | [Curso completo de React](https://fernando-herrera.com/#/curso/react)
 8 | 
 9 | [Curso de React con Socket.io](https://fernando-herrera.com/#/curso/react-socket)
10 | 
11 | [Curso completo de JavaScript](https://fernando-herrera.com/#/curso/js-moderno)
12 | 
13 | # Todos mis cursos
14 | 
15 | [fernando-herrera.com](https://fernando-herrera.com)
16 | 
17 | 


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/public/manifest.json:
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 1 | {
 2 |   "short_name": "React App",
 3 |   "name": "Create React App Sample",
 4 |   "icons": [
 5 |     {
 6 |       "src": "favicon.ico",
 7 |       "sizes": "64x64 32x32 24x24 16x16",
 8 |       "type": "image/x-icon"
 9 |     },
10 |     {
11 |       "src": "logo192.png",
12 |       "type": "image/png",
13 |       "sizes": "192x192"
14 |     },
15 |     {
16 |       "src": "logo512.png",
17 |       "type": "image/png",
18 |       "sizes": "512x512"
19 |     }
20 |   ],
21 |   "start_url": ".",
22 |   "display": "standalone",
23 |   "theme_color": "#000000",
24 |   "background_color": "#ffffff"
25 | }
26 | 


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/src/components/Timer.tsx:
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 1 | import { useEffect, useRef, useState } from 'react';
 2 | 
 3 | type TimerArgs = {
 4 |     milisegundos: number
 5 | }
 6 | 
 7 | export const Timer = ( { milisegundos }: TimerArgs ) => {
 8 | 
 9 |     const [segundos, setSegundos] = useState(0);
10 |     const ref = useRef<NodeJS.Timeout>();
11 | 
12 | 
13 |     useEffect( () => {
14 |         ref.current && clearInterval( ref.current );
15 |         ref.current = setInterval( () => setSegundos( s => s + 1 ) , milisegundos );
16 |     }, [milisegundos])
17 | 
18 |     return (
19 |         <>
20 |             <h4>Timer: <small>{ segundos }</small></h4>
21 |         </>
22 |     )
23 | }
24 | 


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/tsconfig.json:
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 1 | {
 2 |   "compilerOptions": {
 3 |     "target": "es5",
 4 |     "lib": [
 5 |       "dom",
 6 |       "dom.iterable",
 7 |       "esnext"
 8 |     ],
 9 |     "allowJs": true,
10 |     "skipLibCheck": true,
11 |     "esModuleInterop": true,
12 |     "allowSyntheticDefaultImports": true,
13 |     "strict": true,
14 |     "forceConsistentCasingInFileNames": true,
15 |     "noFallthroughCasesInSwitch": true,
16 |     "module": "esnext",
17 |     "moduleResolution": "node",
18 |     "resolveJsonModule": true,
19 |     "isolatedModules": true,
20 |     "noEmit": true,
21 |     "jsx": "react-jsx"
22 |   },
23 |   "include": [
24 |     "src"
25 |   ]
26 | }
27 | 


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/src/App.tsx:
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 1 | 
 2 | 
 3 | import { Counter } from './components/Counter';
 4 | import { Usuario } from './components/Usuario';
 5 | 
 6 | import { TimerPadre } from './components/TimerPadre';
 7 | import { ContadorRed } from './components/ContadorRed';
 8 | 
 9 | 
10 | function App() {
11 |   return (
12 |     <>
13 |       <h1>React + TypeScript</h1>
14 |       <hr/>
15 | 
16 |       <h2>useState</h2>
17 |       <Counter />
18 | 
19 |       <Usuario />
20 | 
21 |       <h2>useEffect - useRef</h2>
22 |       <hr/>
23 | 
24 |       <TimerPadre />
25 | 
26 |       <h2>useReducer</h2>
27 |       <hr/>
28 |       <ContadorRed />
29 | 
30 | 
31 | 
32 |     </>
33 |   );
34 | }
35 | 
36 | export default App;
37 | 


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/src/components/TimerPadre.tsx:
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 1 | 
 2 | import { useState } from 'react';
 3 | import { Timer } from './Timer';
 4 | 
 5 | export const TimerPadre = () => {
 6 | 
 7 |     const [millisegundos, setMillisegundos] = useState(1000);
 8 | 
 9 |     return (
10 |         <>
11 |             <span>Milisegundos { millisegundos }</span>
12 | 
13 |             <br/>
14 | 
15 |             <button className="btn btn-outline-success"
16 |                     onClick={ () => setMillisegundos(1000) }>
17 |                 1000
18 |             </button>
19 | 
20 |             <button className="btn btn-outline-success"
21 |                     onClick={ () => setMillisegundos(2000) }>
22 |                 2000
23 |             </button>
24 | 
25 | 
26 |             <Timer milisegundos={ millisegundos } />
27 |         </>
28 |     )
29 | }
30 | 


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/src/components/Usuario.tsx:
--------------------------------------------------------------------------------
 1 | import { useState } from 'react';
 2 | 
 3 | interface User {
 4 |     uid: string;
 5 |     name: string;
 6 | }
 7 | 
 8 | 
 9 | export const Usuario = () => {
10 | 
11 |     const [user, setUser] = useState<User>();
12 | 
13 |     const login = () => {
14 |         setUser({
15 |             uid: 'ABC123',
16 |             name: 'Fernando Herrera'
17 |         });
18 |     }
19 | 
20 |     return (
21 |         <div className="mt-2">
22 |             <h3>Usuario:</h3>
23 | 
24 |             <button
25 |                 onClick={ login }
26 |                 className="btn btn-outline-primary">
27 |                 Login
28 |             </button>
29 | 
30 |             {
31 |                 (!user) 
32 |                     ? <pre> No hay usuario </pre>
33 |                     : <pre> { JSON.stringify( user ) } </pre>
34 |             }
35 | 
36 |             
37 |         </div>
38 |     )
39 | }
40 | 


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/src/components/Counter.tsx:
--------------------------------------------------------------------------------
 1 | import { useState } from 'react';
 2 | 
 3 | 
 4 | export const Counter = () => {
 5 | 
 6 |     const [counter, setCounter] = useState(0);
 7 | 
 8 |     const incrementar = ( numero: number = 1 ):void => {
 9 |         setCounter( counter + numero);
10 |     }
11 | 
12 | 
13 |     return (
14 |         <>
15 |             <h3>Counter:</h3>
16 |             <span>Valor: { counter } </span>
17 |             <br/>
18 |             <button
19 |                 onClick={ () => incrementar() } 
20 |                 className="btn btn-outline-primary mt-2">
21 |                 +1
22 |             </button>
23 | 
24 |             <button
25 |                 onClick={ () => incrementar(2) } 
26 |                 className="btn btn-outline-primary mt-2">
27 |                 +2
28 |             </button>
29 | 
30 |             <button
31 |                 onClick={ () => setCounter(0) } 
32 |                 className="btn btn-outline-danger mt-2">
33 |                 Reset
34 |             </button>
35 |         </>
36 |     )
37 | }
38 | 


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/package.json:
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 1 | {
 2 |   "name": "mi-app",
 3 |   "version": "0.1.0",
 4 |   "private": true,
 5 |   "dependencies": {
 6 |     "@testing-library/jest-dom": "^5.11.9",
 7 |     "@testing-library/react": "^11.2.3",
 8 |     "@testing-library/user-event": "^12.6.2",
 9 |     "@types/jest": "^26.0.20",
10 |     "@types/node": "^12.19.15",
11 |     "@types/react": "^16.14.2",
12 |     "@types/react-dom": "^16.9.10",
13 |     "react": "^17.0.1",
14 |     "react-dom": "^17.0.1",
15 |     "react-scripts": "4.0.1",
16 |     "typescript": "^4.1.3",
17 |     "web-vitals": "^0.2.4"
18 |   },
19 |   "scripts": {
20 |     "start": "react-scripts start",
21 |     "build": "react-scripts build",
22 |     "test": "react-scripts test",
23 |     "eject": "react-scripts eject"
24 |   },
25 |   "eslintConfig": {
26 |     "extends": [
27 |       "react-app",
28 |       "react-app/jest"
29 |     ]
30 |   },
31 |   "browserslist": {
32 |     "production": [
33 |       ">0.2%",
34 |       "not dead",
35 |       "not op_mini all"
36 |     ],
37 |     "development": [
38 |       "last 1 chrome version",
39 |       "last 1 firefox version",
40 |       "last 1 safari version"
41 |     ]
42 |   }
43 | }
44 | 


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/src/components/ContadorRed.tsx:
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 1 | import { useReducer } from 'react';
 2 | 
 3 | const initialState = {
 4 |     contador: 10,
 5 | }
 6 | 
 7 | type ActionType = 
 8 |     | { type: 'incrementar' }
 9 |     | { type: 'decrementar' }
10 |     | { type: 'custom', payload: number };
11 | 
12 | 
13 | 
14 | const contadorReducer = ( state: typeof initialState, action: ActionType ) => {
15 | 
16 |     switch ( action.type ) {
17 |         case 'incrementar':
18 |             return {
19 |                 ...state,
20 |                 contador: state.contador + 1
21 |             }
22 | 
23 | 
24 |         case 'decrementar':
25 |             return {
26 |                 ...state,
27 |                 contador: state.contador - 1
28 |             }
29 | 
30 |         case 'custom':
31 |             return {
32 |                 ...state,
33 |                 contador: action.payload
34 |             }
35 |             
36 |     
37 |         default:
38 |             return state;
39 |     }
40 | }
41 | 
42 | 
43 | 
44 | 
45 | 
46 | export const ContadorRed = () => {
47 | 
48 |     const [ { contador }, dispatch] = useReducer(contadorReducer, initialState);
49 | 
50 | 
51 |     return (
52 |         <>
53 |          <h2>Contador: { contador }</h2> 
54 |          <button className="btn btn-outline-primary"
55 |                 onClick={ () => dispatch({ type: 'incrementar' }) }>
56 |             +1
57 |          </button>
58 |          <button className="btn btn-outline-primary"
59 |                 onClick={ () => dispatch({ type: 'decrementar' }) }>
60 |             -1
61 |          </button>
62 | 
63 |          <button className="btn btn-outline-danger"
64 |                 onClick={ () => dispatch({ type: 'custom', payload: 100 }) }>
65 |             100
66 |          </button>
67 |         </>
68 |     )
69 | }
70 | 


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/public/index.html:
--------------------------------------------------------------------------------
 1 | <!DOCTYPE html>
 2 | <html lang="en">
 3 |   <head>
 4 |     <meta charset="utf-8" />
 5 |     <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
 6 |     <meta name="viewport" content="width=device-width, initial-scale=1" />
 7 |     <meta name="theme-color" content="#000000" />
 8 |     <meta
 9 |       name="description"
10 |       content="Web site created using create-react-app"
11 |     />
12 |     <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
13 |     <!--
14 |       manifest.json provides metadata used when your web app is installed on a
15 |       user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
16 |     -->
17 |     <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
18 |     <!--
19 |       Notice the use of %PUBLIC_URL% in the tags above.
20 |       It will be replaced with the URL of the `public` folder during the build.
21 |       Only files inside the `public` folder can be referenced from the HTML.
22 | 
23 |       Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
24 |       work correctly both with client-side routing and a non-root public URL.
25 |       Learn how to configure a non-root public URL by running `npm run build`.
26 |     -->
27 |     <title>React + TypeScript</title>
28 | 
29 |     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-giJF6kkoqNQ00vy+HMDP7azOuL0xtbfIcaT9wjKHr8RbDVddVHyTfAAsrekwKmP1" crossorigin="anonymous">
30 |   </head>
31 |   <body class="container bg-dark text-white">
32 |     <noscript>You need to enable JavaScript to run this app.</noscript>
33 |     <div id="root"></div>
34 |     <!--
35 |       This HTML file is a template.
36 |       If you open it directly in the browser, you will see an empty page.
37 | 
38 |       You can add webfonts, meta tags, or analytics to this file.
39 |       The build step will place the bundled scripts into the <body> tag.
40 | 
41 |       To begin the development, run `npm start` or `yarn start`.
42 |       To create a production bundle, use `npm run build` or `yarn build`.
43 |     -->
44 |   </body>
45 | </html>
46 | 


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--------------------------------------------------------------------------------
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