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contents/blogs/file-rec.mdx
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contents/blogs/file-rec.mdx
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---
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title: "Building a Recursive File System with React: A Deep Dive"
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description: "Explore how to create a recursive file system in React. This blog post provides a comprehensive guide on building a file system where folders and files can be nested, added, renamed, and deleted."
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date: 02-09-2024
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authors:
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- avatar: "https://ui.shadcn.com/avatars/02.png"
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handle: nisabmohd
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username: Nisab Mohd
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handleUrl: "https://github.com/nisabmohd"
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cover: "https://img.freepik.com/premium-vector/many-monsters-various-colors-doodle-come-bless-birthday-happy_577083-84.jpg?w=826"
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---
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## Introduction: Crafting a Recursive File System in React
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In modern web development, creating interactive and dynamic file systems is a common requirement. Whether for managing documents, organizing projects, or building complex data structures, having a robust file system is crucial. In this blog post, we’ll explore how to build a recursive file system in React, focusing on nested folders and files that can be added, renamed, or deleted.
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Check out the project on [GitHub](https://github.com/nisabmohd/recursive-file-system-react) for a complete implementation.
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## Project Overview
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The Recursive File System project is designed to simulate a file management system where users can interact with folders and files dynamically. It supports the following features:
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- **Adding New Folders and Files**: Create new folders and files within any existing folder.
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- **Renaming Items**: Change the name of folders and files.
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- **Deleting Items**: Remove folders and files from the file system.
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- **Nested Structure**: Handle nested folders and files to create a hierarchical view.
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## Key Features and Implementation
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### 1. Recursive Data Structure
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The core of the project is a recursive data structure that represents the file system. Each folder can contain other folders or files, and each file or folder has properties such as `id`, `name`, and `children` (for folders).
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Here’s a basic structure for a folder:
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```jsx
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const folder = {
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id: "1",
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name: "Documents",
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type: "folder",
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children: [
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{ id: "2", name: "Resume.pdf", type: "file" },
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{ id: "3", name: "CoverLetter.docx", type: "file" },
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],
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};
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```
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### 2. Components
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The project includes several key components to handle different aspects of the file system:
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- **FileExplorer**: Displays the entire file system and handles rendering folders and files.
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```jsx
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// src/components/FileExplorer.js
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import React, { useState } from "react";
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import Folder from "./Folder";
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import File from "./File";
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const FileExplorer = () => {
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const [files, setFiles] = useState(initialData); // initialData is your recursive data structure
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const addItem = (parentId, type) => {
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// Logic to add a folder or file
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};
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const renameItem = (id, newName) => {
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// Logic to rename a folder or file
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};
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const deleteItem = (id) => {
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// Logic to delete a folder or file
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};
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return (
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<div>
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{files.map((file) =>
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file.type === "folder" ? (
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<Folder
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key={file.id}
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folder={file}
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onAdd={addItem}
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onRename={renameItem}
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onDelete={deleteItem}
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/>
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) : (
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<File
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key={file.id}
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file={file}
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onRename={renameItem}
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onDelete={deleteItem}
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/>
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)
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)}
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</div>
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);
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};
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export default FileExplorer;
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```
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- **Folder**: Renders folders and handles nested items.
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```jsx
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// src/components/Folder.js
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import React from "react";
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import FileExplorer from "./FileExplorer";
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const Folder = ({ folder, onAdd, onRename, onDelete }) => {
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return (
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<div>
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<h3>{folder.name}</h3>
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<button onClick={() => onAdd(folder.id, "folder")}>Add Folder</button>
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<button onClick={() => onAdd(folder.id, "file")}>Add File</button>
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<button onClick={() => onRename(folder.id, "New Name")}>Rename</button>
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<button onClick={() => onDelete(folder.id)}>Delete</button>
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{folder.children && <FileExplorer files={folder.children} />}
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</div>
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);
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};
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export default Folder;
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```
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- **File**: Renders individual files with options to rename and delete.
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```jsx
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// src/components/File.js
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import React from "react";
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const File = ({ file, onRename, onDelete }) => {
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return (
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<div>
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<p>{file.name}</p>
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<button onClick={() => onRename(file.id, "New Name")}>Rename</button>
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<button onClick={() => onDelete(file.id)}>Delete</button>
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</div>
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);
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};
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export default File;
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```
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### 3. Handling State and Actions
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State management is handled using React hooks like `useState` to manage the file system data. Actions such as adding, renaming, and deleting items update the state accordingly.
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```jsx
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const [files, setFiles] = useState(initialData);
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const addItem = (parentId, type) => {
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// Logic to add a new item to the file system
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};
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const renameItem = (id, newName) => {
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// Logic to rename an existing item
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};
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const deleteItem = (id) => {
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// Logic to delete an item
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};
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```
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## Conclusion: Building a Dynamic File System with React
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Creating a recursive file system in React is a powerful way to manage hierarchical data and provide a dynamic user experience. By leveraging React's component-based architecture and state management, you can build interactive file systems that handle complex nested structures efficiently.
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Check out the full implementation on [GitHub](https://github.com/nisabmohd/recursive-file-system-react) and explore how these concepts can be applied to your own projects. Happy coding!
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🚀📁
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