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mingda
2020-11-30 16:08:11 +08:00
parent 4550a872f4
commit e5c24453bb
7 changed files with 146 additions and 148 deletions
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55
contracts/SmartRoute/DODOV1Proxy01.sol
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@@ -11,7 +11,7 @@ import {IERC20} from "../intf/IERC20.sol";
import {UniversalERC20} from "./lib/UniversalERC20.sol";
import {SafeMath} from "../lib/SafeMath.sol";
import {IDODOV1} from "./intf/IDODOV1.sol";
import {IDODOSellHelper} from './helper/DODOSellHelper.sol';
import {IDODOSellHelper} from "./helper/DODOSellHelper.sol";
import {IWETH} from "../intf/IWETH.sol";
import {IDODOApprove} from "../intf/IDODOApprove.sol";
import {IDODOV1Proxy01} from "./intf/IDODOV1Proxy01.sol";
@@ -21,25 +21,30 @@ contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard {
using SafeMath for uint256;
using UniversalERC20 for IERC20;
// ============ Storage ============
address constant ETH_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
address public dodoApprove;
address public dodoSellHelper;
address payable public _WETH_;
modifier judgeExpired(uint256 deadline) {
require(deadline >= block.timestamp, "DODOV1Proxy01: EXPIRED");
_;
}
// ============ Events ============
event OrderHistory(
address indexed fromToken,
address indexed toToken,
address indexed sender,
uint256 fromAmount,
uint256 returnAmount,
uint256 timeStamp
uint256 returnAmount
);
// ============ Modifiers ============
modifier judgeExpired(uint256 deadline) {
require(deadline >= block.timestamp, "DODOV1Proxy01: EXPIRED");
_;
}
constructor(
address _dodoApprove,
address _dodoSellHelper,
@@ -62,7 +67,7 @@ contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard {
address[] memory dodoPairs,
uint8[] memory directions,
uint256 deadline
) external virtual override payable preventReentrant judgeExpired(deadline) returns (uint256 returnAmount) {
) external virtual override payable judgeExpired(deadline) returns (uint256 returnAmount) {
if (fromToken != ETH_ADDRESS) {
IDODOApprove(dodoApprove).claimTokens(
fromToken,
@@ -97,18 +102,10 @@ contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard {
returnAmount = IERC20(toToken).universalBalanceOf(address(this));
require(returnAmount >= minReturnAmount, "DODOV1Proxy01: Return amount is not enough");
if (toToken == ETH_ADDRESS)
IWETH(_WETH_).withdraw(returnAmount);
if (toToken == ETH_ADDRESS) IWETH(_WETH_).withdraw(returnAmount);
IERC20(toToken).universalTransfer(msg.sender, returnAmount);
emit OrderHistory(
fromToken,
toToken,
msg.sender,
fromTokenAmount,
returnAmount,
block.timestamp
);
emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount);
}
function externalSwap(
@@ -120,7 +117,9 @@ contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard {
uint256 minReturnAmount,
bytes memory callDataConcat,
uint256 deadline
) external virtual override payable preventReentrant judgeExpired(deadline) returns (uint256 returnAmount) {
) external virtual override payable judgeExpired(deadline) returns (uint256 returnAmount) {
uint256 toTokenOriginBalance = IERC20(toToken).universalBalanceOf(msg.sender);
if (fromToken != ETH_ADDRESS) {
IDODOApprove(dodoApprove).claimTokens(
fromToken,
@@ -140,17 +139,13 @@ contract DODOV1Proxy01 is IDODOV1Proxy01, ReentrancyGuard {
IERC20(fromToken).universalBalanceOf(address(this))
);
returnAmount = IERC20(toToken).universalBalanceOf(address(this));
require(returnAmount >= minReturnAmount, "DODOV1Proxy01: Return amount is not enough");
IERC20(toToken).universalTransfer(msg.sender, returnAmount);
emit OrderHistory(
fromToken,
toToken,
IERC20(toToken).universalTransfer(
msg.sender,
fromTokenAmount,
returnAmount,
block.timestamp
IERC20(toToken).universalBalanceOf(address(this))
);
returnAmount = IERC20(toToken).universalBalanceOf(msg.sender).sub(toTokenOriginBalance);
require(returnAmount >= minReturnAmount, "DODOV1Proxy01: Return amount is not enough");
emit OrderHistory(fromToken, toToken, msg.sender, fromTokenAmount, returnAmount);
}
}