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dodov2proxy

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owen05
2020-11-23 22:33:23 +08:00
parent 8458022a3c
commit 71e1d8717c
15 changed files with 589 additions and 206 deletions
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42
contracts/SmartRoute/SmartSwap.sol
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@@ -20,9 +20,9 @@ contract SmartSwap is Ownable {
using SafeMath for uint256;
using UniversalERC20 for IERC20;
IERC20 constant ETH_ADDRESS = IERC20(0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE);
ISmartApprove public smartApprove;
IDODOSellHelper public dodoSellHelper;
address constant ETH_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
address public smartApprove;
address public dodoSellHelper;
address payable public _WETH_;
@@ -32,8 +32,8 @@ contract SmartSwap is Ownable {
}
event OrderHistory(
IERC20 indexed fromToken,
IERC20 indexed toToken,
address indexed fromToken,
address indexed toToken,
address indexed sender,
uint256 fromAmount,
uint256 returnAmount,
@@ -47,8 +47,8 @@ contract SmartSwap is Ownable {
address _dodoSellHelper,
address payable _weth
) public {
smartApprove = ISmartApprove(_smartApprove);
dodoSellHelper = IDODOSellHelper(_dodoSellHelper);
smartApprove = _smartApprove;
dodoSellHelper = _dodoSellHelper;
_WETH_ = _weth;
}
@@ -57,8 +57,8 @@ contract SmartSwap is Ownable {
receive() external payable {}
function dodoSwap(
IERC20 fromToken,
IERC20 toToken,
address fromToken,
address toToken,
uint256 fromTokenAmount,
uint256 minReturnAmount,
address[] memory dodoPairs,
@@ -69,7 +69,7 @@ contract SmartSwap is Ownable {
require(dodoPairs.length > 0, "DODO SmartSwap: pairs should exists.");
if (fromToken != ETH_ADDRESS) {
smartApprove.claimTokens(fromToken, msg.sender, address(this),fromTokenAmount);
ISmartApprove(smartApprove).claimTokens(fromToken, msg.sender, address(this),fromTokenAmount);
} else {
require(msg.value == fromTokenAmount, "DODO SmartSwap: ETH_AMOUNT_NOT_MATCH");
IWETH(_WETH_).deposit{value: fromTokenAmount}();
@@ -87,30 +87,30 @@ contract SmartSwap is Ownable {
address curDodoQuote = IDODO(curDodoPair)._QUOTE_TOKEN_();
uint256 curAmountIn = IERC20(curDodoQuote).balanceOf(address(this));
IERC20(curDodoQuote).universalApprove(curDodoPair, curAmountIn);
uint256 canBuyBaseAmount = dodoSellHelper.querySellQuoteToken(
uint256 canBuyBaseAmount = IDODOSellHelper(dodoSellHelper).querySellQuoteToken(
curDodoPair,
curAmountIn
);
IDODO(curDodoPair).buyBaseToken(canBuyBaseAmount, curAmountIn, "");
}
}
fromToken.universalTransfer(msg.sender, fromToken.universalBalanceOf(address(this)));
IERC20(fromToken).universalTransfer(msg.sender, IERC20(fromToken).universalBalanceOf(address(this)));
if (toToken == ETH_ADDRESS) {
uint256 wethAmount = IWETH(_WETH_).balanceOf(address(this));
IWETH(_WETH_).withdraw(wethAmount);
}
returnAmount = toToken.universalBalanceOf(address(this));
returnAmount = IERC20(toToken).universalBalanceOf(address(this));
require(returnAmount >= minReturnAmount, "DODO SmartSwap: Return amount is not enough");
toToken.universalTransfer(msg.sender, returnAmount);
IERC20(toToken).universalTransfer(msg.sender, returnAmount);
emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount, block.timestamp);
}
function externalSwap(
IERC20 fromToken,
IERC20 toToken,
address fromToken,
address toToken,
address approveTarget,
address to,
uint256 gasSwap,
@@ -123,8 +123,8 @@ contract SmartSwap is Ownable {
require(minReturnAmount > 0, "DODO SmartSwap: Min return should be bigger then 0.");
if (fromToken != ETH_ADDRESS) {
smartApprove.claimTokens(fromToken, msg.sender, address(this), fromTokenAmount);
fromToken.universalApprove(approveTarget, fromTokenAmount);
ISmartApprove(smartApprove).claimTokens(fromToken, msg.sender, address(this), fromTokenAmount);
IERC20(fromToken).universalApprove(approveTarget, fromTokenAmount);
}
(bool success, ) = to.call{value: fromToken == ETH_ADDRESS ? msg.value : 0, gas: gasSwap}(
@@ -133,11 +133,11 @@ contract SmartSwap is Ownable {
require(success, "DODO SmartSwap: Contract Swap execution Failed");
fromToken.universalTransfer(msg.sender, fromToken.universalBalanceOf(address(this)));
returnAmount = toToken.universalBalanceOf(address(this));
IERC20(fromToken).universalTransfer(msg.sender, IERC20(fromToken).universalBalanceOf(address(this)));
returnAmount = IERC20(toToken).universalBalanceOf(address(this));
require(returnAmount >= minReturnAmount, "DODO SmartSwap: Return amount is not enough");
toToken.universalTransfer(msg.sender, returnAmount);
IERC20(toToken).universalTransfer(msg.sender, returnAmount);
emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount, block.timestamp);
emit ExternalRecord(to, msg.sender);
}