🌆 Land

📝 Overview

• Please check the following website to have some understandings of Land NFT.
• Please study more about ERC721 if you don’t have enough knowledge
• Other reference: Sandbox Smart Contracts

📖 About

• We have a land 300*300. And we’re going to sell our land as NFT.
• Users can buy these kinds of land pieces: 1*1, 3*3, 6*6, 12*12

🏧 Core contracts

• Land contract
• LandSale contract

🖋 Specs

• Land contract Its functionality should be the same as Sandbox Land NFT. Please check the code and do fully understand. And do your changes.
• LandSale contract
  • It will sell land pieces with usdt token. (one erc20 token)
  • It will have a whitelist functionality.
  • Please use merkle-tree for whitelist functionality.
  • Whitelist function is called by contract operator only.
  • When do whitelisting, it will use the following info: Position(x,y), size(1,3,6,12), and price. If it’s whitelisted, the user can buy that land piece with whitelisted price. When user buys, it will mint that land piece to the user

🔎 Reference

• If you want to know about land, please click here

💻 Command

This project demonstrates a basic Hardhat use case. It comes with a sample contract, a test for that contract, and a script that deploys that contract.

Try running some of the following tasks:

npx hardhat help
npx hardhat test
GAS_REPORT=true npx hardhat test
npx hardhat node
npx hardhat run scripts/deploy.ts