Summary

In this chapter, we have built the frontend for reading data and making transactions on the blockchain. It allows users to interact with the Simple DeFi Token smart contract we created in Chapter 2, Getting Started with DeFi Application Development. The functions that we implemented included reading the total supply, getting the token balance of a user, transferring tokens with the standard interface, and performing transactions with the custom transfer to burn a portion of tokens while transferring. You have learned how to use popular libraries such as ethers.js and web3-react to implement these functionalities.

Meanwhile, we also introduced the architecture of using DeFi wallets to access the blockchain, dived into the concept of provider and connector, and understood how various DeFi wallets leverage connectors to access providers and perform transactions with wallet connections.

In the next chapter, we will introduce the principle and architecture of decentralized...