Solana: How to trigger a wallet connect from onClick with solana-web3.js or @solana/wallet-adapter-react

Here is an article on how to trigger a connection portfolio from onclick" withSolana-web3.jsor @ solana / wallet-adapter react:

Debusing the Connection Portfolio from OnClick in Solana Web3.js and React

When Creating An Application Based on Solana with React, It is of Necessary to Carry Out Actions on An Element When It has clicked. However, the use of “usefect” hooks can be heavy if you need to perform a complex logic or manage several clicks. In this article, we will explore how to trigger the connection portfolio from OnClick in Solana-Web3.jsandSolana / Wallet-Adapter react.

Prerequisite

Before Diving Into The Solution, Make Sure You Have:

A Project Based in Solana Set Up With React.

The Solana-Web3 Library.

A portfolio connected to your solana node (for example, via a browser extension or an office application).

use or usewallet () And Onclick 'in React




In Your React Component, use the usewallet () hook to obtain the user's public key:

JSX



Import {publickey} or 'Solana-Web3';

Const mycomponent = () => {

  Const {publickey, Send transaction} = usewallet ();

  Const handlewalletConnect = () => {

    // Trigger The Portfolio Connect the Logic Here

    console.log ('connected wallet!');

  };

  Back (

    

      { /  Your component code here  /}



  ));

};

”

In this example, the “handlewalletconnect” function will be called when the user clicks on the “connect the wallet” button.

Disconnecting the Connection Portfolio from OnClick with useeffectin Solana Web3.js





If you need to make a more complex Logic or Manage Several clicks, the use of "useeffect" can help you. Here is an Example:

JSX



Import {publickey} or 'Solana-Web3';

Const mycomponent = () => {

  Const [Connected, SetConned] = React.usestate (False);

  Useeffect (() => {

    if (publickey) {

      // Trigger The Portfolio Connect the Logic Here

      console.log ('connected wallet!');

      Setcerneed (True);

    } Other {

      HandlewalletConnect ();

    }

  }, [publickey]);

  Const handlewalletConnect = () => {

    // Wallet Connect the Logic Here

    console.log ('connected wallet!');

  };

  Back (

    

      { /  Your component code here  /}