mirror of
https://github.com/Instadapp/dsa-connectors.git
synced 2024-07-29 22:37:00 +00:00
85 lines
2.3 KiB
Solidity
85 lines
2.3 KiB
Solidity
//SPDX-License-Identifier: MIT
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pragma solidity ^0.7.0;
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/**
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* @title InstaLite Connector
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* @dev Import Position
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*/
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import { TokenInterface } from "../../common/interfaces.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 { IInstaLite } from "./interface.sol";
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abstract contract InstaLiteConnector is Events, Basic {
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TokenInterface internal constant astethToken =
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TokenInterface(0x1982b2F5814301d4e9a8b0201555376e62F82428);
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TokenInterface internal constant stethToken =
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TokenInterface(0xae7ab96520DE3A18E5e111B5EaAb095312D7fE84);
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IInstaLite internal constant iEth =
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IInstaLite(0xc383a3833A87009fD9597F8184979AF5eDFad019);
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address internal constant iEthDSA =
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0x94269A09c5Fcbd5e88F9DF13741997bc11735a9c;
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/**
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* @dev Supply ETH/ERC20
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* @notice Supply a token into Instalite.
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* @param flashTkn_ Address of flash token.
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* @param flashAmt_ Flash loan amount.
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* @param route_ Flash loan route.
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* @param stEthAmt_ Amount of astEthToken to be imported.
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* @param wethAmt_ Amount of weth borrows to be imported.
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* @param getIds IDs to retrieve amt.
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* @param setId ID to store balanceOf of iEth.
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*/
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function importPosition(
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address flashTkn_,
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uint256 flashAmt_,
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uint256 route_,
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uint256 stEthAmt_,
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uint256 wethAmt_,
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uint256[] memory getIds,
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uint256 setId
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) external returns (string memory eventName_, bytes memory eventParam_) {
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uint256 stEthAmt_ = getUint(getIds[0], stEthAmt_);
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uint256 wethAmt_ = getUint(getIds[1], wethAmt_);
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stEthAmt_ = stEthAmt_ == type(uint256).max
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? astethToken.balanceOf(msg.sender)
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: stEthAmt_;
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astethToken.approve(iEthDSA, stEthAmt_);
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uint256 initialBal = iEth.balanceOf(address(this));
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iEth.importPosition(
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flashTkn_,
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flashAmt_,
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route_,
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address(this),
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stEthAmt_,
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wethAmt_
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);
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uint256 finalBalance = iEth.balanceOf(address(this));
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uint256 iEthAmt_ = finalBalance - initialBal;
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setUint(setId, iEthAmt_);
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eventName_ = "LogImport(address,uint256,uint256,uint256,uint256,uint256,uint256[],uint256)";
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eventParam_ = abi.encode(
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flashTkn_,
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flashAmt_,
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route_,
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stEthAmt_,
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wethAmt_,
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iEthAmt_,
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getIds,
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setId
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);
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}
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}
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contract ConnectV2InstaLiteImport is InstaLiteConnector {
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string public constant name = "InstaLite-Import-v1.0";
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}
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