Contract Address Details
0xBEDcB568B5944681976849Bc6963ddB4308e191b
- Contract Name
- OHMDStakingHelper
- Creator
- 0x6d27dc–9843a0 at 0x0c94ec–6a45c3
- Balance
- 0 Doge
- Tokens
-
Fetching tokens...
- Transactions
- 294 Transactions
- Transfers
- 1,430 Transfers
- Gas Used
- 53,308,386
- Last Balance Update
- 26106926
Transactions
Token Transfers
Internal Transactions
Coin Balance History
Code
Read Contract
Write Contract
- Contract name:
- OHMDStakingHelper
- Optimization enabled
- true
- Compiler version
- v0.7.5+commit.eb77ed08
- Optimization runs
- 200
- EVM Version
- default
- Verified at
- 2022-09-21T01:27:25.259086Z
Constructor Arguments
00000000000000000000000066894d855e879eb4244214f71c7df0f63c00f6380000000000000000000000007de470a165e5eb6b6eaae695d63f53a1ecaad9d0
Arg [0] (address) : 0x66894d855e879eb4244214f71c7df0f63c00f638
Arg [1] (address) : 0x7de470a165e5eb6b6eaae695d63f53a1ecaad9d0
Contract source code
// SPDX-License-Identifier: MIT pragma solidity 0.7.5; interface IERC20 { function decimals() external view returns (uint8); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); } interface IStaking { function stake( uint _amount, address _recipient ) external returns ( bool ); function claim( address _recipient ) external; } contract OHMDStakingHelper { address public immutable staking; address public immutable OHMD; constructor ( address _staking, address _OHMD ) { require( _staking != address(0) ); staking = _staking; require( _OHMD != address(0) ); OHMD = _OHMD; } function stake( uint _amount, address recipient ) external { IERC20( OHMD ).transferFrom( msg.sender, address(this), _amount ); IERC20( OHMD ).approve( staking, _amount ); IStaking( staking ).stake( _amount, recipient ); IStaking( staking ).claim( recipient ); } }
Contract ABI
[{"type":"constructor","stateMutability":"nonpayable","inputs":[{"type":"address","name":"_staking","internalType":"address"},{"type":"address","name":"_OHMD","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"OHMD","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"stake","inputs":[{"type":"uint256","name":"_amount","internalType":"uint256"},{"type":"address","name":"recipient","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"staking","inputs":[]}]
Contract Creation Code
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Deployed ByteCode
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