Building a Web3 Crowdfunding Platform

Introduction: Importance of Web3

• Web3 potential to revolutionize the internet.
• Building first blockchain application early in trend.
• Crowd funding platform with stunning design.
• Integration of blockchain and smart contracts.
• Interaction with MetaMask and sending Ethereum.

Learning Outcomes

• Understand Web3, blockchain, Solidity, and smart contracts.
• Create user interface with Tailwind CSS.
• Follow UI/UX best practices for responsive design.
• Develop and deploy a fully functional crowdfunding application.

Prerequisites

• Beginner-friendly course.
• Basic React knowledge required.
• No prior Web3, blockchain, or Solidity knowledge needed.

Project Overview

• Connect React application to blockchain with MetaMask.
• Write smart contracts in Solidity for Ethereum.
• Build a full-fledged Web3 application.
• Create, view, and donate to campaigns via blockchain.
• Use of Thirdweb library for simplification.

Steps to Build the Project:

Initialization

• Create a new empty folder "crowdfunding".
• Drag into Visual Studio Code (VS Code).

Frontend Setup

Initial Setup

• Create a React app with Tailwind CSS.
• Structure app using Flexbox for responsive design.
• Utilize Tailwind CSS for styling.

Sidebar Development

• Create Sidebar component.
• Sidebar with navigation links and user profile.
• Utilize SVG icons and static assets.

Navbar Development

• Create Navbar component.
• Add connect button for MetaMask.
• Responsive design with toggle menu for mobile view.

Home Page Development

• Create home page to list crowdfunding campaigns.
• Integrate with backend to fetch campaigns.
• Display campaigns using reusable components.

Backend Setup

Smart Contract Development

• Write smart contract in Solidity.
• Develop and deploy using Thirdweb.
• Use Structs to define campaign details.
• Map campaigns to creator addresses.

Web3 Integration

• Use ThirdWeb SDK for simplified contract interaction.
• Connect wallet using MetaMask.
• Implement functions to create and donate to campaigns.

Data Handling

• Parse and format data for user-friendly display.
• Handle form input and submission.
• Validate form data (e.g., image URL).

Deployment

Deploy Smart Contract

• Use Thirdweb dashboard for contract deployment.
• Copy contract address for frontend integration.

Deploy Frontend

• Use Netlify or Hostinger for frontend deployment.
• Drag and drop build folder to deploy.

Summary

• Built a functional Web3 crowdfunding platform.
• Learned foundational Web3 and blockchain concepts.
• Implemented a full-stack application with React, Solidity, and Thirdweb.
• Deployed both backend and frontend successfully.
• Encouraged to further explore Web3 technologies and build more projects.