- This repo is the smart contract for NFT Badge for staking.
- This smart contract give a staker a NFT depends on staking period (=
vesting period) which a staker chose.- Staking period that a staker can choose are 3 options: 3 months, 6 months, 1 year)
- Each NFT works as a
proof of depositand represents staking period (=vesting period) which a staker chose. - A staker can not unstake until chosen-period. (When a staker try to unstake, smart contract check whether staking period is passed or not by a NFT which a staker has)
- This smart contract give a staker a NFT depends on staking period (=
- This smart contract has been deployed on Polygon (mumbai).
- By deploying on Polygon, a staker can reduce cost for each transactions and get a higher speed transaction.
- Diagram of workflow
- Version
- Solidity (Solc): v0.6.11
- Truffle: v5.1.60
- web3.js: v1.2.9
- @openzeppelin/contracts: v3.4.0
- ganache-cli: v6.9.1 (ganache-core: 2.10.2)
- Install npm modules in the root directory
npm install
- on Polygon (Matic) mumbai testnet
npm run compile:polygon_mumbai
-
① Get API-key from Infura
https://infura.io/ -
② Add
.envto the root directory.- Please reference how to write from
.env.example. (Please write 3 things below into.env)- MNEMONIC (Mnemonic)
- INFURA_KEY (Infura key)
- DEPLOYER_ADDRESS (Deployer address)
https://github.com/masaun/Something-on-polygon/blob/main/.env.example
- Please reference how to write from
- ③ In advance, Please check
MATIC token balanceofexecutor's (user's) wallet address.- Idealy, MATIC tokens balance is more than
1 MATIC. - Matic fancet: https://faucet.matic.network/ (Please select Mumbai network)
- Idealy, MATIC tokens balance is more than
- ③ Execute script on
Polygon (Matic) mumbai testnet(※ This script uses deployed-contract addresses on Polygon mumbai)
npm run script:StakingManager
- Smart contract addresses below are deployed on
Polygon mumbaitestnet:- LP Token: 0xCB9e421b1bF2f20E3EEbd3d16A8F44D50B7f56ad
- Reward Token: 0xD68cE6B14d4E5f8ed28F6eb9b92A63f48FFDc0a7
- StakingNFTBadgeFor3Months: 0x19bC3A74BB8de091fE4a76af093b031395cE17f2
- StakingNFTBadgeFor6Months: 0xe5273E5D1bf82e60125968B6C9c3476A70E1FCaF
- StakingNFTBadgeFor1Year: 0xBF3463C0def89691d765aB95d456402463310Ef3
- StakingPool: 0xB8faeCcdF3Ce5Dc470720B212b7056113dbA386f
- StakingManager: 0x404735352a45fc40fb1d10316e037219e1ADe25B
- Fancet: 0xB786Ee2f65C6fec7568CA565Be9958713Ac24C18
- Polygon (Matic)
- Website: https://polygon.technology/
- Doc: https://docs.matic.network/docs/develop/getting-started
- MATIC fancet：https://faucet.matic.network/
- Network setting for MetaMask：https://github.com/masaun/tokenized-carbon-credit-marketplace#setup-wallet-by-using-metamask
- Polygon (Open Defi Hackathon)：https://gitcoin.co/issue/maticnetwork/matic-bounties/20/100025642
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