hoelee/smart-contract-frontend
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smart-contract-frontend/README.md

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Smart Contract Front End

This project will connect local blockchain, will call Metamask Google Chrome Exntension to fund the Smart Contract.

Import

https://docs.ethers.org/v5/getting-started/

https://github.com/ethers-io/ethers.js/releases

esm - support module
umd - follow UMD pattern (Universal Module Definition)

Test localhost hardhat node

  • yarn hardhat node -> get private key
  • yarn hardhat deploy -> get smart contract address
  • Ensure ABI updated -> ./artifacts/contracts/FundMe.sol/FundMe.json -> Only abi object
  • Ensure Metamask Added localhost network
    • Setting -> Networks -> Add a network
    • RPC URL from VS code: http://127.0.0.1:8545/
    • Default Hardhat node Chain ID from VS code: 31337
    • Currency Symbol ETH (Or Any)
  • MetaMark add account via private key
  • Connect With the added account
  • MetaMask Prompt Error - Reset account
    • Due to localhost hardhat node restarted, nonce start from 0 again