Unlocking the Power of Web3: Connecting Your DApp to a Wallet

Understanding DApps

A decentralized application (DApp) is an application that utilizes a smart contract to operate on a peer-to-peer (P2P) blockchain network. To qualify as a DApp, an application must meet two key criteria:

• Smart Contract: The application must employ a smart contract to execute its features.
• Blockchain Network: The application must utilize a blockchain network for transactions.

Breaking Down a DApp

A DApp consists of three primary components:

1. Frontend: The user interface, created using HTML, CSS, JavaScript, or any JavaScript framework, which interacts with the smart contract.
2. Smart Contract: A computer program that automates the execution of specific rules and actions, stored on the blockchain.
3. Blockchain Network: A decentralized, distributed ledger system that records transactions and stores smart contracts.

What is thirdweb?

thirdweb is a platform that accelerates Web3 development by providing an SDK, libraries, and modules for building DApps. Its flagship feature, ThirdwebProvider, enables effortless connections to multiple wallets.

Using ThirdwebProvider

To utilize ThirdwebProvider in your application, follow these steps:

1. Install Libraries: Install the necessary libraries, including @3rdweb/react and @3rdweb/hooks.
2. Wrap Your Application: Wrap your application with the ThirdwebProvider component to access its functions.
3. Define Connectors: Define the supported wallets and their respective connectors.
4. Create a Button: Create a button to interact with the wallet using the ConnectWallet component.

Custom Connect Button

Create a custom connect button component using the useWeb3 hook, which provides the connectWallet function to connect the application to the wallet.

import { useWeb3 } from '@3rdweb/hooks';

const CustomConnectButton = () => {
  const { connectWallet } = useWeb3();

  return (
    <button onClick={() => connectWallet('metamask')}>
      Connect to MetaMask
    </button>
  );
};

Example Use Case

Here’s an example of how to use the ThirdwebProvider component to connect to a wallet:

import { ThirdwebProvider } from '@3rdweb/react';
import { ConnectWallet } from '@3rdweb/hooks';

const App = () => {
  return (
    <ThirdwebProvider>
      <ConnectWallet />
    </ThirdwebProvider>
  );
};