function _getSwapOperations(
    address _tokenIn,
    address _tokenOut,
    TradeData calldata _tradeData
) internal view returns (SwapOperation[] memory swaps) {
    swaps = new SwapOperation[](1);

    swaps[0].tokenForSwap = _tokenIn;
    swaps[0].addressForApprove = DEX;
    swaps[0].exactApproveAmount = _tradeData.approvalAmount;
    swaps[0].addressForSwap = DEX;
    swaps[0].calldataForSwap = _tradeData.exchangeData;
    if (_tradeData.performSwapChecks) {
        swaps[0].swapChecks = _getSwapChecks(_tokenOut, _tradeData.expectedMinOut);            
    }
}
