├── .github ├── .gitkeep ├── exemplo.webm └── poster.png ├── .gitignore ├── README.md ├── package.json ├── public ├── favicon.ico ├── index.html ├── manifest.json └── robots.txt ├── src ├── App.test.tsx ├── App.tsx ├── components │ ├── FileList │ │ ├── index.tsx │ │ └── styles.ts │ └── Upload │ │ ├── index.tsx │ │ └── styles.ts ├── context │ └── files.tsx ├── index.tsx ├── react-app-env.d.ts ├── services │ └── api.ts ├── setupTests.ts ├── styles.ts └── styles │ └── global.ts ├── tsconfig.json └── yarn.lock /.github/.gitkeep: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/rocketseat-content/blog-upload-reactjs-frontend/ba36ae37081545b1968ce6d1a1d219078508a846/.github/.gitkeep -------------------------------------------------------------------------------- /.github/exemplo.webm: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/rocketseat-content/blog-upload-reactjs-frontend/ba36ae37081545b1968ce6d1a1d219078508a846/.github/exemplo.webm -------------------------------------------------------------------------------- /.github/poster.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/rocketseat-content/blog-upload-reactjs-frontend/ba36ae37081545b1968ce6d1a1d219078508a846/.github/poster.png -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 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 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ### Upload de arquivos 2 | 3 | > Front End com React Hooks e Context API 4 | 5 | ### Como executar 6 | 7 | Primeiro execute o Back End: 8 | 9 | - [Leia esse post](https://blog.rocketseat.com.br/upload-de-imagens-no-s3-da-aws-com-node-js/) 10 | 11 | - Execute o Back End [Link do Projeto](https://github.com/rocketseat-content/youtube-upload-nodejs-reactjs-backend) 12 | 13 | > Depois de subir o servidor na sua máquina, bora para o Front End: 14 | 15 | - Baixe o projeto 16 | 17 | ``` 18 | git clone git@github.com:rocketseat-content/blog-upload-reactjs-frontend.git 19 | ``` 20 | 21 | - Execute o Front End: 22 | 23 | ``` 24 | yarn install 25 | ``` 26 | 27 | ``` 28 | yarn start 29 | ``` 30 | 31 | Só enviar os arquivos para o servidor! ;) 32 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "upload-frontend-react-hooks", 3 | "version": "0.1.0", 4 | "private": true, 5 | "dependencies": { 6 | "@testing-library/jest-dom": "^4.2.4", 7 | "@testing-library/react": "^9.3.2", 8 | "@testing-library/user-event": "^7.1.2", 9 | "@types/jest": "^24.0.0", 10 | "@types/lodash": "^4.14.161", 11 | "@types/node": "^12.0.0", 12 | "@types/react": "^16.9.0", 13 | "@types/react-dom": "^16.9.0", 14 | "@types/react-dropzone": "^5.1.0", 15 | "@types/styled-components": "^5.1.3", 16 | "@types/uuid": "^8.3.0", 17 | "axios": "^0.20.0", 18 | "filesize": "^6.1.0", 19 | "react": "^16.13.1", 20 | "react-circular-progressbar": "^2.0.3", 21 | "react-dom": "^16.13.1", 22 | "react-dropzone": "^11.1.0", 23 | "react-icons": "^3.11.0", 24 | "react-scripts": "3.4.3", 25 | "styled-components": "^5.2.0", 26 | "typescript": "~3.7.2", 27 | "uuid": "^8.3.0" 28 | }, 29 | "scripts": { 30 | "start": "react-scripts start", 31 | "build": "react-scripts build", 32 | "test": "react-scripts test", 33 | "eject": "react-scripts eject" 34 | }, 35 | "eslintConfig": { 36 | "extends": "react-app" 37 | }, 38 | "browserslist": { 39 | "production": [ 40 | ">0.2%", 41 | "not dead", 42 | "not op_mini all" 43 | ], 44 | "development": [ 45 | "last 1 chrome version", 46 | "last 1 firefox version", 47 | "last 1 safari version" 48 | ] 49 | } 50 | } 51 | -------------------------------------------------------------------------------- /public/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/rocketseat-content/blog-upload-reactjs-frontend/ba36ae37081545b1968ce6d1a1d219078508a846/public/favicon.ico -------------------------------------------------------------------------------- /public/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Upload de Arquivos 10 | 11 | 12 | 13 |
14 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /public/manifest.json: -------------------------------------------------------------------------------- 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 | -------------------------------------------------------------------------------- /public/robots.txt: -------------------------------------------------------------------------------- 1 | # https://www.robotstxt.org/robotstxt.html 2 | User-agent: * 3 | Disallow: 4 | -------------------------------------------------------------------------------- /src/App.test.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import { render } from '@testing-library/react'; 3 | import App from './App'; 4 | 5 | test('renders learn react link', () => { 6 | const { getByText } = render(); 7 | const linkElement = getByText(/learn react/i); 8 | expect(linkElement).toBeInTheDocument(); 9 | }); 10 | -------------------------------------------------------------------------------- /src/App.tsx: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | 3 | import GlobalStyle from "./styles/global"; 4 | import { Container, Content } from "./styles"; 5 | 6 | import Upload from "./components/Upload"; 7 | import FileList from "./components/FileList"; 8 | 9 | import { FileProvider } from "./context/files"; 10 | 11 | const App: React.FC = () => ( 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | ); 22 | 23 | export default App; 24 | -------------------------------------------------------------------------------- /src/components/FileList/index.tsx: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import { CircularProgressbar } from "react-circular-progressbar"; 3 | import { MdCheckCircle, MdError, MdLink, MdMoodBad } from "react-icons/md"; 4 | import { useFiles } from "../../context/files"; 5 | import { IFile } from "../../context/files"; 6 | 7 | import { Container, FileInfo, Preview } from "./styles"; 8 | 9 | const FileList = () => { 10 | const { uploadedFiles: files, deleteFile } = useFiles(); 11 | 12 | if (!files.length) 13 | return ( 14 | 15 | 20 | 21 | ); 22 | 23 | return ( 24 | 25 | {files.map((uploadedFile: IFile) => ( 26 |
  • 27 | 28 | 29 |
    30 | {uploadedFile.name} 31 | 32 | {uploadedFile.readableSize}{" "} 33 | {!!uploadedFile.url && ( 34 | 37 | )} 38 | 39 |
    40 |     41 | 42 |
    43 | {!uploadedFile.uploaded && !uploadedFile.error && ( 44 | 53 | )} 54 | 55 | {uploadedFile.url && ( 56 | 61 | 62 | 63 | )} 64 | 65 | {uploadedFile.uploaded && ( 66 | 67 | )} 68 | {uploadedFile.error && } 69 |
    70 |
    • 71 | ))} 72 |     73 | ); 74 | }; 75 | 76 | export default FileList; 77 | -------------------------------------------------------------------------------- /src/components/FileList/styles.ts: -------------------------------------------------------------------------------- 1 | import styled from "styled-components"; 2 | 3 | export const Container = styled.ul` 4 | margin-top: 20px; 5 | 6 | li { 7 | display: flex; 8 | justify-content: space-between; 9 | align-items: center; 10 | color: #444; 11 | 12 | & + li { 13 | margin-top: 15px; 14 | } 15 | } 16 | `; 17 | 18 | export const FileInfo = styled.div` 19 | display: flex; 20 | align-items: center; 21 | 22 | div { 23 | display: flex; 24 | flex-direction: column; 25 | 26 | span { 27 | font-size: 12px; 28 | color: #999; 29 | margin-top: 5px; 30 | 31 | button { 32 | border: 0; 33 | background: transparent; 34 | color: #e57878; 35 | margin-left: 5px; 36 | cursor: pointer; 37 | } 38 | } 39 | } 40 | `; 41 | 42 | interface PreviewProps { 43 | src?: string; 44 | } 45 | 46 | export const Preview = styled.div` 47 | width: 36px; 48 | height: 36px; 49 | border-radius: 5px; 50 | background-image: url(${(props) => props.src}); 51 | background-repeat: no-repeat; 52 | background-size: cover; 53 | background-position: 50% 50%; 54 | margin-right: 10px; 55 | `; 56 | -------------------------------------------------------------------------------- /src/components/Upload/index.tsx: -------------------------------------------------------------------------------- 1 | import React, { useCallback } from "react"; 2 | import { useDropzone } from "react-dropzone"; 3 | import { useFiles } from "../../context/files"; 4 | 5 | import { DropContainer, UploadMessage } from "./styles"; 6 | 7 | function Upload() { 8 | const { handleUpload } = useFiles(); 9 | 10 | const onDrop = useCallback( 11 | (files) => { 12 | handleUpload(files); 13 | }, 14 | [handleUpload] 15 | ); 16 | 17 | const { 18 | getRootProps, 19 | getInputProps, 20 | isDragActive, 21 | isDragReject, 22 | } = useDropzone({ 23 | accept: ["image/jpeg", "image/pjpeg", "image/png", "image/gif"], 24 | onDrop, 25 | }); 26 | 27 | const renderDragMessage = useCallback(() => { 28 | if (!isDragActive) { 29 | return Arraste imagens aqui...; 30 | } 31 | 32 | if (isDragReject) { 33 | return ( 34 | 35 | Tipo de arquivo não suportado 36 | 37 | ); 38 | } 39 | 40 | return Solte as imagens aqui; 41 | }, [isDragActive, isDragReject]); 42 | 43 | return ( 44 | 45 | 46 | {renderDragMessage()} 47 | 48 | ); 49 | } 50 | 51 | export default Upload; 52 | -------------------------------------------------------------------------------- /src/components/Upload/styles.ts: -------------------------------------------------------------------------------- 1 | import styled, { css } from "styled-components"; 2 | 3 | const dragActive = css` 4 | border-color: #78e5d5; 5 | `; 6 | 7 | const dragReject = css` 8 | border-color: #e57878; 9 | `; 10 | 11 | type IDropContainer = { 12 | isDragActive?: boolean; 13 | isDragReject?: boolean; 14 | }; 15 | 16 | export const DropContainer = styled.div` 17 | border: 1px dashed #ddd; 18 | border-radius: 4px; 19 | cursor: pointer; 20 | 21 | transition: height 0.2s ease; 22 | 23 | ${(props: any) => props.isDragActive && dragActive}; 24 | ${(props: any) => props.isDragReject && dragReject}; 25 | `; 26 | 27 | const messageColors = { 28 | default: "#999", 29 | error: "#e57878", 30 | success: "#78e5d5", 31 | }; 32 | 33 | interface ITypeMessageColor { 34 | type?: "default" | "error" | "success"; 35 | } 36 | 37 | export const UploadMessage = styled.p` 38 | display: flex; 39 | color: ${(props) => messageColors[props.type || "default"]}; 40 | justify-content: center; 41 | align-items: center; 42 | padding: 15px 0; 43 | `; 44 | -------------------------------------------------------------------------------- /src/context/files.tsx: -------------------------------------------------------------------------------- 1 | import React, { 2 | createContext, 3 | useState, 4 | useEffect, 5 | useCallback, 6 | useContext, 7 | } from "react"; 8 | import { v4 as uuidv4 } from "uuid"; 9 | import filesize from "filesize"; 10 | 11 | import api from "../services/api"; 12 | 13 | export interface IPost { 14 | _id: string; 15 | name: string; 16 | size: number; 17 | key: string; 18 | url: string; 19 | } 20 | 21 | export interface IFile { 22 | id: string; 23 | name: string; 24 | readableSize: string; 25 | uploaded?: boolean; 26 | preview: string; 27 | file: File | null; 28 | progress?: number; 29 | error?: boolean; 30 | url: string; 31 | } 32 | 33 | interface IFileContextData { 34 | uploadedFiles: IFile[]; 35 | deleteFile(id: string): void; 36 | handleUpload(file: any): void; 37 | } 38 | 39 | const FileContext = createContext({} as IFileContextData); 40 | 41 | const FileProvider: React.FC = ({ children }) => { 42 | const [uploadedFiles, setUploadedFiles] = useState([]); 43 | 44 | useEffect(() => { 45 | api.get("posts").then((response) => { 46 | const postFormatted: IFile[] = response.data.map((post) => { 47 | return { 48 | ...post, 49 | id: post._id, 50 | preview: post.url, 51 | readableSize: filesize(post.size), 52 | file: null, 53 | error: false, 54 | uploaded: true, 55 | }; 56 | }); 57 | 58 | setUploadedFiles(postFormatted); 59 | }); 60 | }, []); 61 | 62 | useEffect(() => { 63 | return () => { 64 | uploadedFiles.forEach((file) => URL.revokeObjectURL(file.preview)); 65 | }; 66 | }); 67 | 68 | const updateFile = useCallback((id, data) => { 69 | setUploadedFiles((state) => 70 | state.map((file) => (file.id === id ? { ...file, ...data } : file)) 71 | ); 72 | }, []); 73 | 74 | const processUpload = useCallback( 75 | (uploadedFile: IFile) => { 76 | const data = new FormData(); 77 | if (uploadedFile.file) { 78 | data.append("file", uploadedFile.file, uploadedFile.name); 79 | } 80 | 81 | api 82 | .post("posts", data, { 83 | onUploadProgress: (progressEvent) => { 84 | let progress: number = Math.round( 85 | (progressEvent.loaded * 100) / progressEvent.total 86 | ); 87 | 88 | console.log( 89 | `A imagem ${uploadedFile.name} está ${progress}% carregada... ` 90 | ); 91 | 92 | updateFile(uploadedFile.id, { progress }); 93 | }, 94 | }) 95 | .then((response) => { 96 | console.log( 97 | `A imagem ${uploadedFile.name} já foi enviada para o servidor!` 98 | ); 99 | 100 | updateFile(uploadedFile.id, { 101 | uploaded: true, 102 | id: response.data._id, 103 | url: response.data.url, 104 | }); 105 | }) 106 | .catch((err) => { 107 | console.error( 108 | `Houve um problema para fazer upload da imagem ${uploadedFile.name} no servidor AWS` 109 | ); 110 | console.log(err); 111 | 112 | updateFile(uploadedFile.id, { 113 | error: true, 114 | }); 115 | }); 116 | }, 117 | [updateFile] 118 | ); 119 | 120 | const handleUpload = useCallback( 121 | (files: File[]) => { 122 | const newUploadedFiles: IFile[] = files.map((file: File) => ({ 123 | file, 124 | id: uuidv4(), 125 | name: file.name, 126 | readableSize: filesize(file.size), 127 | preview: URL.createObjectURL(file), 128 | progress: 0, 129 | uploaded: false, 130 | error: false, 131 | url: "", 132 | })); 133 | 134 | // concat é mais performático que ...spread 135 | // https://www.malgol.com/how-to-merge-two-arrays-in-javascript/ 136 | setUploadedFiles((state) => state.concat(newUploadedFiles)); 137 | newUploadedFiles.forEach(processUpload); 138 | }, 139 | [processUpload] 140 | ); 141 | 142 | const deleteFile = useCallback((id: string) => { 143 | api.delete(`posts/${id}`); 144 | setUploadedFiles((state) => state.filter((file) => file.id !== id)); 145 | }, []); 146 | 147 | return ( 148 | 149 | {children} 150 | 151 | ); 152 | }; 153 | 154 | function useFiles(): IFileContextData { 155 | const context = useContext(FileContext); 156 | 157 | if (!context) { 158 | throw new Error("useFiles must be used within FileProvider"); 159 | } 160 | 161 | return context; 162 | } 163 | 164 | export { FileProvider, useFiles }; 165 | -------------------------------------------------------------------------------- /src/index.tsx: -------------------------------------------------------------------------------- 1 | import React from "react"; 2 | import ReactDOM from "react-dom"; 3 | import App from "./App"; 4 | 5 | ReactDOM.render( 6 | 7 | 8 | , 9 | document.getElementById("root") 10 | ); 11 | -------------------------------------------------------------------------------- /src/react-app-env.d.ts: -------------------------------------------------------------------------------- 1 | /// 2 | -------------------------------------------------------------------------------- /src/services/api.ts: -------------------------------------------------------------------------------- 1 | import axios from "axios"; 2 | 3 | const api = axios.create({ 4 | baseURL: "http://localhost:3000", 5 | }); 6 | 7 | export default api; 8 | -------------------------------------------------------------------------------- /src/setupTests.ts: -------------------------------------------------------------------------------- 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/extend-expect'; 6 | -------------------------------------------------------------------------------- /src/styles.ts: -------------------------------------------------------------------------------- 1 | import styled from "styled-components"; 2 | 3 | export const Container = styled.div` 4 | height: 100%; 5 | display: flex; 6 | justify-content: center; 7 | align-items: center; 8 | `; 9 | 10 | export const Content = styled.div` 11 | width: 100%; 12 | max-width: 400px; 13 | margin: 30px; 14 | background: #fff; 15 | border-radius: 4px; 16 | padding: 20px; 17 | `; 18 | -------------------------------------------------------------------------------- /src/styles/global.ts: -------------------------------------------------------------------------------- 1 | import { createGlobalStyle } from "styled-components"; 2 | 3 | import "react-circular-progressbar/dist/styles.css"; 4 | 5 | export default createGlobalStyle` 6 | * { 7 | margin: 0; 8 | padding: 0; 9 | outline: 0; 10 | box-sizing: border-box; 11 | } 12 | 13 | body { 14 | font-family: Arial, Helvetica, sans-serif; 15 | font-size: 14px; 16 | background: #7159c1; 17 | text-rendering: optimizeLegibility; 18 | -webkit-font-smoothing: antialiased; 19 | } 20 | 21 | html, body, #root { 22 | height: 100%; 23 | } 24 | `; 25 | -------------------------------------------------------------------------------- /tsconfig.json: -------------------------------------------------------------------------------- 1 | { 2 | "compilerOptions": { 3 | "target": "es5", 4 | "lib": ["dom", "dom.iterable", "esnext"], 5 | "allowJs": true, 6 | "skipLibCheck": true, 7 | "esModuleInterop": true, 8 | "allowSyntheticDefaultImports": true, 9 | "strict": true, 10 | "forceConsistentCasingInFileNames": true, 11 | "module": "esnext", 12 | "moduleResolution": "node", 13 | "resolveJsonModule": true, 14 | "isolatedModules": true, 15 | "noEmit": true, 16 | "jsx": "react" 17 | }, 18 | "include": ["src"] 19 | } 20 | --------------------------------------------------------------------------------