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korrio / SimpleBankWithERC20.sol
Created May 26, 2022 02:38
SimpleBankWithERC20.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
@korrio
korrio / YourContract.sol
Last active May 25, 2022 04:30
YourContract.sol
pragma solidity >=0.8.0 <0.9.0;
//SPDX-License-Identifier: MIT
import "hardhat/console.sol";
// import "@openzeppelin/contracts/access/Ownable.sol";
// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/access/Ownable.sol
contract YourContract {
event SetPurpose(address sender, string purpose);
@korrio
korrio / LendingV2.sol
Created April 6, 2022 02:35
LendingV2.sol
// SPDX-License-Identifier: MIT
interface IMyRouterInterface { // UniswapV2Interface
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
@korrio
korrio / Lending.sol
Last active April 5, 2022 12:02
Lending.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
@korrio
korrio / GameConsumer.sol
Created April 3, 2022 03:41
GameConsumer.sol
// SPDX-License-Identifier: MIT
// An example of a consumer contract that relies on a subscription for funding.
pragma solidity ^0.8.7;
import "@chainlink/contracts/src/v0.8/interfaces/LinkTokenInterface.sol";
import "@chainlink/contracts/src/v0.8/interfaces/VRFCoordinatorV2Interface.sol";
import "@chainlink/contracts/src/v0.8/VRFConsumerBaseV2.sol";
library SafeMath {
/**
@korrio
korrio / WavePortalWIthERC20.sol
Created April 1, 2022 08:54
WavePortalWIthERC20.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
// import 'hardhat/console.sol';
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
contract WavePortal is Ownable {
@korrio
korrio / KorrToken.sol
Created April 1, 2022 04:37
KorrToken.sol
pragma solidity ^0.6.0;
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v3.1.0/contracts/token/ERC20/ERC20.sol";
contract KorrToken is ERC20 {
constructor () public ERC20("KORRIO", "KORR") {
_mint(msg.sender, 1000000 * (10 ** uint256(decimals())));
}
}
@korrio
korrio / DamnSimpleNftStake.sol
Created April 1, 2022 03:58 — forked from Chmarusso/DamnSimpleNftStake.sol
Super Simple NFT staking
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;
import "@openzeppelin/contracts/token/ERC1155/IERC1155.sol";
import "@openzeppelin/contracts/token/ERC1155/utils/ERC1155Receiver.sol";
contract NftStaker {
IERC1155 public parentNFT;
struct Stake {
@korrio
korrio / Escrow.sol
Created February 21, 2022 05:36
Escrow.sol
//SPDX-License-Identifier: MIT
pragma solidity 0.8.7;
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/security/Pausable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/access/AccessControl.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
@korrio
korrio / BonusReward.sol
Created December 9, 2021 03:51
BonusReward.sol
pragma solidity ^0.6.12;
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements: