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Attens1423
2021-05-12 14:56:50 +08:00
parent fa29dbd89f
commit a25a35b5dd
4 changed files with 23 additions and 52 deletions
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31
contracts/SmartRoute/adapter/CurveUnderlyingAdapter.sol
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@@ -18,35 +18,28 @@ import {SafeERC20} from "../../lib/SafeERC20.sol";
contract CurveUnderlyingAdapter is IDODOAdapter {
using SafeMath for uint;
//fromToken == token[0], underlying
function sellBase(address to, address pool, bytes memory moreInfo) external override {
function _curveSwap(address to, address pool, bytes memory moreInfo) internal {
(address fromToken, address toToken, int128 i, int128 j) = abi.decode(moreInfo, (address, address, int128, int128));
require(fromToken == ICurve(pool).underlying_coins(i), 'DepthAdapter: WRONG_TOKEN');
require(toToken == ICurve(pool).underlying_coins(j), 'DepthAdapter: WRONG_TOKEN');
uint256 sellBaseAmount = IERC20(fromToken).balanceOf(address(this));
require(fromToken == ICurve(pool).underlying_coins(i), 'CurveAdapter: WRONG_TOKEN');
require(toToken == ICurve(pool).underlying_coins(j), 'CurveAdapter: WRONG_TOKEN');
uint256 sellAmount = IERC20(fromToken).balanceOf(address(this));
// approve
IERC20(fromToken).approve(pool, sellBaseAmount);
IERC20(fromToken).approve(pool, sellAmount);
// swap
ICurve(pool).exchange_underlying(i, j, sellBaseAmount, 0);
ICurve(pool).exchange_underlying(i, j, sellAmount, 0);
if(to != address(this)) {
SafeERC20.safeTransfer(IERC20(toToken), to, IERC20(toToken).balanceOf(address(this)));
}
}
//fromToken == token[0], underlying
function sellBase(address to, address pool, bytes memory moreInfo) external override {
_curveSwap(to, pool, moreInfo);
}
//fromToken == token[1], underlying
function sellQuote(address to, address pool, bytes memory moreInfo) external override {
(address fromToken, address toToken, int128 i, int128 j) = abi.decode(moreInfo, (address, address, int128, int128));
require(fromToken == ICurve(pool).underlying_coins(i), 'DepthAdapter: WRONG_TOKEN');
require(toToken == ICurve(pool).underlying_coins(j), 'DepthAdapter: WRONG_TOKEN');
uint256 sellQuoteAmount = IERC20(toToken).balanceOf(address(this));
// approve
IERC20(toToken).approve(pool, sellQuoteAmount);
// swap
ICurve(pool).exchange_underlying(i, j, sellQuoteAmount, 0);
if(to != address(this)) {
SafeERC20.safeTransfer(IERC20(fromToken), to, IERC20(fromToken).balanceOf(address(this)));
}
_curveSwap(to, pool, moreInfo);
}
}

12
contracts/SmartRoute/adapter/UniAdapter.sol
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@@ -1,8 +1,6 @@
/*
Copyright 2020 DODO ZOO.
SPDX-License-Identifier: Apache-2.0
*/
pragma solidity 0.6.9;
@@ -24,13 +22,10 @@ contract UniAdapter is IDODOAdapter {
uint balance0 = IERC20(baseToken).balanceOf(pool);
uint sellBaseAmount = balance0 - reserveIn;
uint receiveQuoteAmount = 0;
{
uint sellBaseAmountWithFee = sellBaseAmount.mul(997);
uint numerator = sellBaseAmountWithFee.mul(reserveOut);
uint denominator = reserveIn.mul(1000).add(sellBaseAmountWithFee);
receiveQuoteAmount = numerator / denominator;
}
uint receiveQuoteAmount = numerator / denominator;
IUni(pool).swap(0, receiveQuoteAmount, to, new bytes(0));
}
@@ -43,13 +38,10 @@ contract UniAdapter is IDODOAdapter {
uint balance1 = IERC20(quoteToken).balanceOf(pool);
uint sellQuoteAmount = balance1 - reserveIn;
uint receiveBaseAmount = 0;
{
uint sellQuoteAmountWithFee = sellQuoteAmount.mul(997);
uint numerator = sellQuoteAmountWithFee.mul(reserveOut);
uint denominator = reserveIn.mul(1000).add(sellQuoteAmountWithFee);
receiveBaseAmount = numerator / denominator;
}
uint receiveBaseAmount = numerator / denominator;
IUni(pool).swap(receiveBaseAmount, 0, to, new bytes(0));
}
}

12
contracts/SmartRoute/proxies/DODORouteProxy.sol
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@@ -80,13 +80,13 @@ contract DODORouteProxy {
address[] memory mixPairs,
address[] memory assetTo,
uint256 directions,
bool isIncentive,
bool,
uint256 deadLine
) external payable judgeExpired(deadLine) returns (uint256 returnAmount) {
require(mixPairs.length > 0, "DODOV2Proxy02: PAIRS_EMPTY");
require(mixPairs.length == mixAdapters.length, "DODOV2Proxy02: PAIR_ADAPTER_NOT_MATCH");
require(mixPairs.length == assetTo.length - 1, "DODOV2Proxy02: PAIR_ASSETTO_NOT_MATCH");
require(minReturnAmount > 0, "DODOV2Proxy02: RETURN_AMOUNT_ZERO");
require(mixPairs.length > 0, "DODORouteProxy: PAIRS_EMPTY");
require(mixPairs.length == mixAdapters.length, "DODORouteProxy: PAIR_ADAPTER_NOT_MATCH");
require(mixPairs.length == assetTo.length - 1, "DODORouteProxy: PAIR_ASSETTO_NOT_MATCH");
require(minReturnAmount > 0, "DODORouteProxy: RETURN_AMOUNT_ZERO");
address _fromToken = fromToken;
address _toToken = toToken;
@@ -113,7 +113,7 @@ contract DODORouteProxy {
returnAmount = IERC20(_toToken).tokenBalanceOf(msg.sender).sub(toTokenOriginBalance);
}
require(returnAmount >= minReturnAmount, "DODOV2Proxy02: Return amount is not enough");
require(returnAmount >= minReturnAmount, "DODORouteProxy: Return amount is not enough");
emit OrderHistory(
_fromToken,