├── .gitignore
├── README.md
├── package-lock.json
├── package.json
├── public
    ├── favicon.ico
    ├── index.html
    ├── logo192.png
    ├── logo512.png
    ├── manifest.json
    └── robots.txt
└── src
    ├── App.js
    ├── Example1.js
    ├── Example2.js
    ├── PageButton.js
    ├── Post.js
    ├── User.js
    ├── api
        └── axios.js
    ├── index.css
    └── index.js


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


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/README.md:
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 1 | # "React Pagination Tutorial"
 2 | 
 3 | ---
 4 | 
 5 | ### Author Links
 6 | 
 7 | 👋 Hello, I'm Dave Gray.
 8 | 
 9 | ✅ [Check out my YouTube Channel with all of my tutorials](https://www.youtube.com/DaveGrayTeachesCode).
10 | 
11 | 🚩 [Subscribe to my channel](https://bit.ly/3nGHmNn)
12 | 
13 | ☕ [Buy Me A Coffee](https://buymeacoffee.com/DaveGray)
14 | 
15 | 🚀 Follow Me:
16 | 
17 | - [Twitter](https://twitter.com/yesdavidgray)
18 | - [LinkedIn](https://www.linkedin.com/in/davidagray/)
19 | - [Blog](https://yesdavidgray.com)
20 | - [Reddit](https://www.reddit.com/user/DaveOnEleven)
21 | 
22 | ---
23 | 
24 | ### Description
25 | 
26 | 📺 [YouTube Video](https://youtu.be/9ZbdwL5NSuQ) for this repository.
27 | 
28 | ---
29 | 
30 | ### 💻 Source Code
31 | 
32 | - 🔗 [React Pagination Tutorial - Completed Source Code](https://github.com/gitdagray/react_pagination)
33 | 
34 | ---
35 | 
36 | ### 🎓 Academic Honesty
37 | 
38 | **DO NOT COPY FOR AN ASSIGNMENT** - Avoid plagiargism and adhere to the spirit of this [Academic Honesty Policy](https://www.freecodecamp.org/news/academic-honesty-policy/).
39 | 
40 | ---
41 | 
42 | ### 📚 Tutorial References
43 | 
44 | - 🔗 [React Query: Paginated Queries](https://react-query.tanstack.com/guides/paginated-queries)
45 | - 🔗 [JSON Placeholder: Posts](https://jsonplaceholder.typicode.com/posts)
46 | - 🔗 [ReqRes.in: Users](https://reqres.in/api/users?page=1)
47 | 
48 | ### ⚙ VS Code Extensions I Use:
49 | 
50 | - 🔗 [ES7 React JS Snippets Extension](https://marketplace.visualstudio.com/items?itemName=dsznajder.es7-react-js-snippets)
51 | - 🔗 [vscode-icons VS Code Extension](https://marketplace.visualstudio.com/items?itemName=vscode-icons-team.vscode-icons)
52 | - 🔗 [Github Themes VS Code Extension](https://marketplace.visualstudio.com/items?itemName=GitHub.github-vscode-theme)


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/package.json:
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 1 | {
 2 |   "name": "react_pagination",
 3 |   "version": "0.1.0",
 4 |   "private": true,
 5 |   "dependencies": {
 6 |     "axios": "^0.27.2",
 7 |     "react": "^18.2.0",
 8 |     "react-dom": "^18.2.0",
 9 |     "react-query": "^3.39.1",
10 |     "react-scripts": "5.0.1"
11 |   },
12 |   "scripts": {
13 |     "start": "react-scripts start",
14 |     "build": "react-scripts build",
15 |     "test": "react-scripts test",
16 |     "eject": "react-scripts eject"
17 |   },
18 |   "eslintConfig": {
19 |     "extends": [
20 |       "react-app",
21 |       "react-app/jest"
22 |     ]
23 |   },
24 |   "browserslist": {
25 |     "production": [
26 |       ">0.2%",
27 |       "not dead",
28 |       "not op_mini all"
29 |     ],
30 |     "development": [
31 |       "last 1 chrome version",
32 |       "last 1 firefox version",
33 |       "last 1 safari version"
34 |     ]
35 |   }
36 | }
37 | 


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/public/favicon.ico:
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https://raw.githubusercontent.com/gitdagray/react_pagination/6595bd0fe70b5935644891add14d992119494675/public/favicon.ico


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/public/index.html:
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 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 App</title>
28 |   </head>
29 |   <body>
30 |     <noscript>You need to enable JavaScript to run this app.</noscript>
31 |     <div id="root"></div>
32 |     <!--
33 |       This HTML file is a template.
34 |       If you open it directly in the browser, you will see an empty page.
35 | 
36 |       You can add webfonts, meta tags, or analytics to this file.
37 |       The build step will place the bundled scripts into the <body> tag.
38 | 
39 |       To begin the development, run `npm start` or `yarn start`.
40 |       To create a production bundle, use `npm run build` or `yarn build`.
41 |     -->
42 |   </body>
43 | </html>
44 | 


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/public/logo192.png:
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https://raw.githubusercontent.com/gitdagray/react_pagination/6595bd0fe70b5935644891add14d992119494675/public/logo192.png


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/public/logo512.png:
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https://raw.githubusercontent.com/gitdagray/react_pagination/6595bd0fe70b5935644891add14d992119494675/public/logo512.png


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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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/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/App.js:
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 1 | import Example1 from "./Example1";
 2 | import Example2 from "./Example2";
 3 | 
 4 | function App() {
 5 | 
 6 |   return <Example2 />
 7 | }
 8 | 
 9 | export default App;
10 | 


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/src/Example1.js:
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 1 | import { getPostsPage } from './api/axios'
 2 | import { useState, useEffect } from 'react'
 3 | import Post from './Post'
 4 | 
 5 | const Example1 = () => {
 6 |     const [page, setPage] = useState(1)
 7 |     const [posts, setPosts] = useState([])
 8 | 
 9 |     useEffect(() => {
10 | 
11 |         getPostsPage(page).then(json => setPosts(json))
12 | 
13 |     }, [page])
14 | 
15 |     const content = posts.map(post => <Post key={post.id} post={post} />)
16 | 
17 |     const nextPage = () => setPage(prev => prev + 1)
18 | 
19 |     const prevPage = () => setPage(prev => prev - 1)
20 | 
21 |     return (
22 |         <>
23 |             <nav>
24 |                 <button onClick={prevPage} disabled={page === 1}>Prev Page</button>
25 |                 <button onClick={nextPage} disabled={!posts.length}>Next Page</button>
26 |             </nav>
27 |             {content}
28 |         </>
29 |     )
30 | }
31 | export default Example1


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/src/Example2.js:
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 1 | import { useQuery } from 'react-query'
 2 | import { getUsersPage } from './api/axios'
 3 | import { useState } from 'react'
 4 | import User from './User'
 5 | import PageButton from './PageButton'
 6 | 
 7 | const Example2 = () => {
 8 |     const [page, setPage] = useState(1)
 9 | 
10 |     const {
11 |         isLoading,
12 |         isError,
13 |         error,
14 |         data: users,
15 |         isFetching,
16 |         isPreviousData,
17 |     } = useQuery(['/users', page], () => getUsersPage(page), {
18 |         keepPreviousData: true
19 |     })
20 | 
21 |     if (isLoading) return <p>Loading Users...</p>
22 | 
23 |     if (isError) return <p>Error: {error.message}</p>
24 | 
25 |     const content = users.data.map(user => <User key={user.id} user={user} />)
26 | 
27 |     const lastPage = () => setPage(users.total_pages)
28 | 
29 |     const firstPage = () => setPage(1)
30 | 
31 |     const pagesArray = Array(users.total_pages).fill().map((_, index) => index + 1)
32 | 
33 |     const nav = (
34 |         <nav className="nav-ex2">
35 |             <button onClick={firstPage} disabled={isPreviousData || page === 1}>&lt;&lt;</button>
36 |             {/* Removed isPreviousData from PageButton to keep button focus color instead */}
37 |             {pagesArray.map(pg => <PageButton key={pg} pg={pg} setPage={setPage} />)}
38 |             <button onClick={lastPage} disabled={isPreviousData || page === users.total_pages}>&gt;&gt;</button>
39 |         </nav>
40 |     )
41 | 
42 |     return (
43 |         <>
44 |             {nav}
45 |             {isFetching && <span className="loading">Loading...</span>}
46 |             {content}
47 |         </>
48 |     )
49 | }
50 | export default Example2


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/src/PageButton.js:
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1 | const PageButton = ({ pg, setPage }) => {
2 |     return <button onClick={() => setPage(pg)}>{pg}</button>
3 | }
4 | 
5 | export default PageButton


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/src/Post.js:
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 1 | const Post = ({ post }) => {
 2 |     return (
 3 |         <article>
 4 |             <h2>{post.title}</h2>
 5 |             <p>{post.body}</p>
 6 |             <p>Post ID: {post.id}</p>
 7 |         </article>
 8 |     )
 9 | }
10 | export default Post


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/src/User.js:
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 1 | const User = ({ user }) => {
 2 |     return (
 3 |         <article>
 4 |             <img src={user.avatar} alt={`${user.first_name} ${user.last_name}`} />
 5 |             <h2>{`${user.first_name} ${user.last_name}`}</h2>
 6 |             <p>Email: {user.email}</p>
 7 |             <p>User ID: {user.id}</p>
 8 |         </article>
 9 |     )
10 | }
11 | export default User


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/src/api/axios.js:
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 1 | import axios from "axios"
 2 | 
 3 | export const axiosOne = axios.create({
 4 |     baseURL: 'https://jsonplaceholder.typicode.com'
 5 | })
 6 | 
 7 | export const getPostsPage = async (pageParam = 1) => {
 8 |     const response = await axiosOne.get(`/posts?_page=${pageParam}`)
 9 |     return response.data
10 | }
11 | 
12 | export const axiosTwo = axios.create({
13 |     baseURL: 'https://reqres.in/api'
14 | })
15 | 
16 | export const getUsersPage = async (pageParam = 1) => {
17 |     const response = await axiosTwo.get(`/users?page=${pageParam}`)
18 |     return response.data
19 | }
20 | 


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/src/index.css:
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 1 | @import url("https://fonts.googleapis.com/css2?family=Nunito&display=swap");
 2 | 
 3 | * {
 4 |   margin: 0;
 5 |   padding: 0;
 6 |   box-sizing: border-box;
 7 | }
 8 | 
 9 | html {
10 |   font-size: 1.5rem;
11 | }
12 | 
13 | body {
14 |   background-color: #000;
15 |   font-family: 'Nunito', sans-serif;
16 | }
17 | 
18 | nav {
19 |   display: flex;
20 |   flex-flow: row nowrap;
21 |   justify-content: space-between;
22 |   align-items: center;
23 | }
24 | 
25 | button {
26 |   margin: 1em;
27 |   padding: 1em;
28 |   font: inherit;
29 |   border-radius: 15px;
30 | }
31 | 
32 | p {
33 |   color: whitesmoke;
34 | }
35 | 
36 | article {
37 |   margin: 1em;
38 |   padding: 1em;
39 |   background-color: midnightblue;
40 |   color: whitesmoke;
41 |   border-radius: 15px;
42 | }
43 | 
44 | h2::first-letter,
45 | p::first-letter {
46 |   text-transform: uppercase;
47 | }
48 | 
49 | img {
50 |   border-radius: 15px;
51 |   display: block;
52 | }
53 | 
54 | .nav-ex2 {
55 |   margin-top: 1rem;
56 |   justify-content: center;
57 | }
58 | 
59 | .nav-ex2 button {
60 |   width: 85px;
61 |   height: auto;
62 |   margin: 0;
63 |   border: none;
64 |   border-right: 1px solid #000;
65 |   border-radius: 0;
66 | }
67 | 
68 | .nav-ex2 button:focus {
69 |   background-color: yellow;
70 | }
71 | 
72 | .loading {
73 |   position: absolute;
74 |   top: 1rem;
75 |   left: 1rem;
76 |   color: #fff;
77 | }


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/src/index.js:
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 1 | import React from 'react';
 2 | import ReactDOM from 'react-dom/client';
 3 | import './index.css';
 4 | import App from './App';
 5 | 
 6 | import { QueryClient, QueryClientProvider, } from 'react-query'
 7 | 
 8 | const queryClient = new QueryClient()
 9 | 
10 | const root = ReactDOM.createRoot(document.getElementById('root'));
11 | root.render(
12 |   <React.StrictMode>
13 |     <QueryClientProvider client={queryClient}>
14 |       <App />
15 |     </QueryClientProvider>
16 |   </React.StrictMode>
17 | );
18 | 


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