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https://github.com/Instadapp/dsa-connectors.git
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45 lines
1.2 KiB
Solidity
45 lines
1.2 KiB
Solidity
pragma solidity ^0.7.0;
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/**
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* @title Stake Ether.
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* @dev Stake ETH and receive stETH while staking.
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*/
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import { DSMath } from "../../common/math.sol";
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import { Basic } from "../../common/basic.sol";
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import { Events } from "./events.sol";
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import { Helpers } from "./helpers.sol";
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abstract contract Resolver is Events, DSMath, Basic, Helpers {
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/**
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* @dev deposit ETH into Lido.
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* @notice stake Eth in Lido, users receive stETH tokens on a 1:1 basis representing their staked ETH.
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* @param amt The amount of ETH to deposit. (For max: `uint256(-1)`)
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* @param getId ID to retrieve amt.
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* @param setId ID stores the amount of ETH deposited.
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*/
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function deposit(
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uint256 amt,
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uint256 getId,
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uint256 setId
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)
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public
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payable
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returns (string memory _eventName, bytes memory _eventParam)
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{
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uint256 _amt = getUint(getId, amt);
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_amt = _amt == uint256(-1) ? address(this).balance : _amt;
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lidoInterface.submit{ value: amt }(treasury);
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setUint(setId, _amt);
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_eventName = "LogDeposit(uint256,uint256,uint256)";
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_eventParam = abi.encode(_amt, getId, setId);
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}
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}
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contract ConnectV2LidoStEth is Resolver {
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string public constant name = "LidoStEth-v1";
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}
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