// SPDX-License-Identifier: Apache-2.0
/*

  Copyright 2021 ZeroEx Intl.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

*/

pragma solidity ^0.6.5;
pragma experimental ABIEncoderV2;

import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";


/// @dev VIP PancakeSwap (and forks) fill functions.
interface IPancakeSwapFeature {

    enum ProtocolFork {
        PancakeSwap,
        PancakeSwapV2,
        BakerySwap,
        SushiSwap,
        ApeSwap,
        CafeSwap,
        CheeseSwap,
        JulSwap
    }

    /// @dev Efficiently sell directly to PancakeSwap (and forks).
    /// @param tokens Sell path.
    /// @param sellAmount of `tokens[0]` Amount to sell.
    /// @param minBuyAmount Minimum amount of `tokens[-1]` to buy.
    /// @param fork The protocol fork to use.
    /// @return buyAmount Amount of `tokens[-1]` bought.
    function sellToPancakeSwap(
        IERC20TokenV06[] calldata tokens,
        uint256 sellAmount,
        uint256 minBuyAmount,
        ProtocolFork fork
    )
        external
        payable
        returns (uint256 buyAmount);
}
