mirror of
https://github.com/Instadapp/dsa-connectors.git
synced 2024-07-29 22:37:00 +00:00
112 lines
2.8 KiB
Solidity
112 lines
2.8 KiB
Solidity
pragma solidity ^0.7.0;
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pragma experimental ABIEncoderV2;
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/**
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* @title Aave v3 import connector .
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* @dev Import EOA's aave V3 position to DSA's aave v3 position
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*/
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import { TokenInterface, AccountInterface } from "../../../common/interfaces.sol";
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import { AaveInterface, ATokenInterface } from "./interface.sol";
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import "./helpers.sol";
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import "./events.sol";
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contract AaveV3ImportResolver is AaveHelpers {
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function _importAave(address userAccount, ImportInputData memory inputData)
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internal
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returns (string memory _eventName, bytes memory _eventParam)
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{
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require(
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AccountInterface(address(this)).isAuth(userAccount),
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"user-account-not-auth"
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);
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require(inputData.supplyTokens.length > 0, "0-length-not-allowed");
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ImportData memory data;
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AaveInterface aave = AaveInterface(aaveProvider.getPool());
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data = getBorrowAmounts(userAccount, aave, inputData, data);
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data = getSupplyAmounts(userAccount, inputData, data);
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// payback borrowed amount;
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_PaybackStable(
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data._borrowTokens.length,
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aave,
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data._borrowTokens,
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data.stableBorrowAmts,
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userAccount
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);
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_PaybackVariable(
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data._borrowTokens.length,
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aave,
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data._borrowTokens,
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data.variableBorrowAmts,
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userAccount
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);
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// transfer atokens to this address;
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_TransferAtokens(
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data._supplyTokens.length,
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aave,
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data.aTokens,
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data.supplyAmts,
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data._supplyTokens,
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userAccount
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);
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// borrow assets after migrating position
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if (data.convertStable) {
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_BorrowVariable(
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data._borrowTokens.length,
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aave,
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data._borrowTokens,
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data.totalBorrowAmtsWithFee
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);
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} else {
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_BorrowStable(
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data._borrowTokens.length,
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aave,
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data._borrowTokens,
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data.stableBorrowAmtsWithFee
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);
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_BorrowVariable(
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data._borrowTokens.length,
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aave,
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data._borrowTokens,
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data.variableBorrowAmtsWithFee
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);
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}
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_eventName = "LogAaveV3Import(address,bool,address[],address[],uint256[],uint256[],uint256[],uint256[])";
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_eventParam = abi.encode(
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userAccount,
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inputData.convertStable,
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inputData.supplyTokens,
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inputData.borrowTokens,
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inputData.flashLoanFees,
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data.supplyAmts,
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data.stableBorrowAmts,
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data.variableBorrowAmts
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);
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}
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/**
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* @dev Import aave V3 position .
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* @notice Import EOA's aave V3 position to DSA's aave v3 position
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* @param userAccount The address of the EOA from which aave position will be imported
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* @param inputData The struct containing all the neccessary input data
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*/
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function importAave(address userAccount, ImportInputData memory inputData)
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external
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payable
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returns (string memory _eventName, bytes memory _eventParam)
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{
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(_eventName, _eventParam) = _importAave(userAccount, inputData);
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}
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}
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contract ConnectV2AaveV3ImportFantom is AaveV3ImportResolver {
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string public constant name = "Aave-v3-import-v1";
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}
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