mirror of
https://github.com/Instadapp/dsa-connectors.git
synced 2024-07-29 22:37:00 +00:00
88 lines
2.9 KiB
Solidity
88 lines
2.9 KiB
Solidity
pragma solidity ^0.7.6;
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pragma experimental ABIEncoderV2;
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import {TokenInterface, MemoryInterface} from "../../common/interfaces.sol";
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import {Stores} from "../../common/stores.sol";
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import {TokenInterfaceWithPermit, DAITokenInterfaceWithPermit} from "./interface.sol";
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//import {Helpers} from "./helpers.sol";
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import {Events} from "./events.sol";
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/**
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* @title ERC20 Permit.
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* @dev Deposit ERC20 using Permit.
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*/
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contract ERC20PermitResolver is Stores {
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address private immutable daiAddress = 0x6B175474E89094C44Da98b954EedeAC495271d0F; // dai has a different implementation for permit
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/**
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* @notice Deposit ERC20 using Permit
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* @dev Deposing ERC20 using Permit functionality. https://eips.ethereum.org/EIPS/eip-2612
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* @param token The address of the token to call.(For AAVE Token : 0x7Fc66500c84A76Ad7e9c93437bFc5Ac33E2DDaE9)
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* @param owner The public of the user which wants to permit the user to take funds.
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* @param nonce The nonce of the user(Neede only if asset is DAI) //can add helper here
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* @param amount The amount of the token permitted by the owner (No need to specify in DAI, you get access to all the funds in DAI).
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* @param deadline The deadline for permit.
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* @param v The signature variable provided by the owner.
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* @param r The signature variable provided by the owner.
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* @param s The signature variable provided by the owner.
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*/
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function depositWithPermit(
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address token,
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address owner,
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uint256 nonce,
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uint256 amount,
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uint256 deadline,
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uint8 v,
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bytes32 r,
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bytes32 s,
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uint256 getId,
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uint256 setId
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)
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external
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returns (string memory _eventName, bytes memory _eventParam)
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{
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if(token == daiAddress){
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uint _amt = getUint(getId, amount);
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DAITokenInterfaceWithPermit token = DAITokenInterfaceWithPermit(token);
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token.permit(owner, address(this), nonce, deadline, true, v, r, s);
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token.transferFrom(owner, address(this), _amt);
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setUint(setId, _amt);
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}
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else{
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uint _amt = getUint(getId, amount);
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TokenInterfaceWithPermit token = TokenInterfaceWithPermit(token);
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token.permit(owner, address(this), amount, deadline, v, r, s);
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token.transferFrom(owner, address(this), _amt);
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setUint(setId, _amt);
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}
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_eventName = "depositWithPermit(address,address,uint256,uint256,uint256,uint8,bytes32,bytes32,uint256,uint256)";
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_eventParam = abi.encode(
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token,
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owner,
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nonce,
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amount,
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deadline,
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v,
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r,
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s,
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getId,
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setId
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);
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}
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}
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contract ConnectERC20Permit is ERC20PermitResolver{
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string public name = "ERC20PermitResolver";
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}
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