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reduce gas cost

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mingda
2020-07-24 01:48:32 +08:00
parent affe471c33
commit 03a6d6ed85
1 changed files with 4 additions and 12 deletions
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16
contracts/impl/Settlement.sol
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@@ -34,31 +34,23 @@ contract Settlement is Storage {
// ============ Assets IN/OUT Functions ============
function _baseTokenTransferIn(address from, uint256 amount) internal {
uint256 beforeBalance = IERC20(_BASE_TOKEN_).balanceOf(address(this));
IERC20(_BASE_TOKEN_).safeTransferFrom(from, address(this), amount);
uint256 afterBalance = IERC20(_BASE_TOKEN_).balanceOf(address(this));
_BASE_BALANCE_ = _BASE_BALANCE_.add(afterBalance.sub(beforeBalance));
_BASE_BALANCE_ = _BASE_BALANCE_.add(amount);
}
function _quoteTokenTransferIn(address from, uint256 amount) internal {
uint256 beforeBalance = IERC20(_QUOTE_TOKEN_).balanceOf(address(this));
IERC20(_QUOTE_TOKEN_).safeTransferFrom(from, address(this), amount);
uint256 afterBalance = IERC20(_QUOTE_TOKEN_).balanceOf(address(this));
_QUOTE_BALANCE_ = _QUOTE_BALANCE_.add(afterBalance.sub(beforeBalance));
_QUOTE_BALANCE_ = _QUOTE_BALANCE_.add(amount);
}
function _baseTokenTransferOut(address to, uint256 amount) internal {
uint256 beforeBalance = IERC20(_BASE_TOKEN_).balanceOf(address(this));
IERC20(_BASE_TOKEN_).safeTransfer(to, amount);
uint256 afterBalance = IERC20(_BASE_TOKEN_).balanceOf(address(this));
_BASE_BALANCE_ = _BASE_BALANCE_.sub(beforeBalance.sub(afterBalance));
_BASE_BALANCE_ = _BASE_BALANCE_.sub(amount);
}
function _quoteTokenTransferOut(address to, uint256 amount) internal {
uint256 beforeBalance = IERC20(_QUOTE_TOKEN_).balanceOf(address(this));
IERC20(_QUOTE_TOKEN_).safeTransfer(to, amount);
uint256 afterBalance = IERC20(_QUOTE_TOKEN_).balanceOf(address(this));
_QUOTE_BALANCE_ = _QUOTE_BALANCE_.sub(beforeBalance.sub(afterBalance));
_QUOTE_BALANCE_ = _QUOTE_BALANCE_.sub(amount);
}
// ============ Donate to Liquidity Pool Functions ============