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This commit is contained in:
Thrilok Kumar 2021-06-08 00:46:32 +05:30
parent 22ebfac88d
commit 8067874d21
2 changed files with 37 additions and 13 deletions
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1
contracts/mainnet/connectors/uniswap_v3_erc20/helpers.sol
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@ -3,7 +3,6 @@ pragma experimental ABIEncoderV2;
import { DSMath } from "../../common/math.sol";
import { Basic } from "../../common/basic.sol";
import { ListInterface } from "./interface.sol";
abstract contract Helpers is DSMath, Basic {

49
contracts/mainnet/connectors/uniswap_v3_erc20/main.sol
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@ -1,16 +1,31 @@
pragma solidity ^0.7.0;
/**
* @title Authority.
* @dev Manage Authorities to DSA.
* @title Uniswap V3 ERC20 Wrapper.
* @dev Uniswap V3 Wrapper to deposit and withdraw.
*/
import { ERC20WrapperInterface, IERC20, TokenInterface } from "../../common/interfaces.sol";
import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
import { TokenInterface } from "../../common/interfaces.sol";
import { ERC20WrapperInterface, IERC20 } from "./interface.sol";
import { Helpers } from "./helpers.sol";
import { Events } from "./events.sol";
abstract contract AuthorityResolver is Events, Helpers {
abstract contract UniswapV3Resolver is Events, Helpers {
using SafeERC20 for IERC20;
/**
* @dev Deposit Liquidity.
* @notice Deposit Liquidity to a Uniswap V3 pool.
* @param pool The address of pool.
* @param amt0Max Amount0 Max amount
* @param amt0Min Amount0 Min amount
* @param amt1Max Amount1 Max amount
* @param amt1Min Amount1 Min amount
* @param getId ID to retrieve amount.
* @param setId ID stores the amount of pools tokens received.
*/
function deposit(
address pool,
uint256 amt0Max,
@ -26,19 +41,19 @@ abstract contract AuthorityResolver is Events, Helpers {
(uint256 amount0In, uint256 amount1In, ) = poolContract.getMintAmounts(amt0Max, amt1Max);
require(
amount0In >= amount0Min && amount1In >= amount1Min,
amount0In >= amt0Min && amount1In >= amt1Min,
"below min amounts"
);
if (amount0In > 0) {
IERC20 _token0 = pool.token0();
IERC20 _token0 = poolContract.token0();
convertEthToWeth(address(_token0) == wethAddr, TokenInterface(address(_token0)), amount0In);
_token0.safeAllowance(address(pool), amount0In);
_token0.safeApprove(address(pool), amount0In);
}
if (amount1In > 0) {
IERC20 _token1 = pool.token1();
IERC20 _token1 = poolContract.token1();
convertEthToWeth(address(_token1) == wethAddr, TokenInterface(address(_token1)), amount1In);
_token1.safeAllowance(address(pool), amount1In);
_token1.safeApprove(address(pool), amount1In);
}
(uint amount0, uint amount1, uint mintAmount) = poolContract.mint(amount0In, amount1In, address(this));
@ -49,6 +64,17 @@ abstract contract AuthorityResolver is Events, Helpers {
_eventParam = abi.encode(pool, amount0, amount1, mintAmount, getId, setId);
}
/**
* @dev Withdraw Liquidity.
* @notice Withdraw Liquidity from a Uniswap V3 pool.
* @param pool The address of pool.
* @param liqAmt Amount0 Max amount
* @param minAmtA Min AmountA amount
* @param minAmtB Min AmountB amount
* @param getId ID to retrieve liqAmt.
* @param setId ID stores the amount of pools tokens received.
*/
function withdraw(
address pool,
uint256 liqAmt,
@ -76,13 +102,12 @@ abstract contract AuthorityResolver is Events, Helpers {
_eventName = "LogWithdrawLiquidity(address,uint256,uint256,uint256,uint256,uint256)";
_eventParam = abi.encode(pool, amount0, amount1, uint256(liquidityBurned), getId, setId);
}
}
contract ConnectV2Auth is AuthorityResolver {
contract ConnectV2UniswapV3ERC20 is UniswapV3Resolver {
string public constant name = "Uniswap-v3-erc20";
string public constant name = "Uniswap-v3-ERC20";
}