merndev0603/evm-merkle-airdrop

based on uniswap/merkle-distributor

Fungible Token Merkle Airdrop SC

Merkle Airdrop smart contract for Fungible token

About

• It's a ERC20 token airdrop contract based on merkle tree algorithm.

Installation

yarn install

Usage

Build

yarn compile

Test

yarn test

Construct Merkle Tree

Generate Merkle Tree

yarn generate-merkle-tree

Verify Merkle Tree

yarn verify-merkle-tree

Deploying contracts to Testnet (Public)

Testnet

• Environment variables
  • Create a .env file with its values:

INFURA_API_KEY=[YOUR_INFURA_API_KEY_HERE]
DEPLOYER_PRIVATE_KEY=[YOUR_DEPLOYER_PRIVATE_KEY_without_0x]
REPORT_GAS=<true_or_false>

• Deploy the contract

yarn hardhat deployMA --network <NETWORK_NAME> --tokenaddr <TOKEN_ADDRESS> --merkleroot <MERKLE_ROOT>

Deploying contracts to Mainnet

Mainnet

• Environment variables
  • Create a .env file with its values:

INFURA_API_KEY=[YOUR_INFURA_API_KEY_HERE]
DEPLOYER_PRIVATE_KEY=[YOUR_DEPLOYER_PRIVATE_KEY_without_0x]
REPORT_GAS=<true_or_false>

• Deploy the contract

yarn hardhat deployMA --network <NETWORK_NAME> --tokenaddr <TOKEN_ADDRESS> --merkleroot <MERKLE_ROOT>

Etherscan verification

• Environment variables
  • Set etherscan api key in .env file:

ETHERSCAN_API_KEY=[YOUR_ETHERSCAN_API_KEY]

yarn hardhat verify --network <NETWORK_NAME> <DEPLOYED_CONTRACT_ADDRESS> <TOKEN_ADDRESS> <MERKLE_ROOT>