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Buy Me a Coffee – Single-User Web3-Based Version

A beautiful modern Web3 app built with Nuxt, Vue 3 and Solidity. It uses Foundry for smart contract development and lets users buy me a coffee and leave blockchain-backed messages.

Cafe3

Getting Started

  1. Install Dependencies

    pnpm install

  2. Start Development Server

    pnpm dev

  3. Connect Wallet

    • Install MetaMask browser extension
    • Connect your wallet to the application
    • Switch to Kaia Kairos Testnet (automatically handled)

  4. Buy Coffee

    • Select coffee items and quantities
    • Enter your name and message
    • Confirm the transaction
    • View your message in the guest book

Technical Stack

TODO

Project Structure

TODO

Smart Contract Integration

The frontend integrates with a deployed BuyMeACoffee smart contract that supports:

  • buyCoffee(name, message) - Send coffee with a message
  • getMemos() - Retrieve all coffee orders
  • withdrawTips() - Owner can withdraw accumulated tips
  • getOwner() - Get the contract owner address

TODOs

  • Watch for wallet change
  • Deploy the smart contract to mainnet
  • Deploy frontend to gh pages