/*
    Copyright 2020 Set Labs Inc.

    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.

    SPDX-License-Identifier: Apache License, Version 2.0
*/
pragma solidity 0.6.10;
pragma experimental "ABIEncoderV2";

import { ISetToken } from "./ISetToken.sol";

interface IStreamingFeeModule {
    struct FeeState {
        address feeRecipient;
        uint256 maxStreamingFeePercentage;
        uint256 streamingFeePercentage;
        uint256 lastStreamingFeeTimestamp;
    }

    function feeStates(ISetToken _setToken) external view returns (FeeState memory);
    function getFee(ISetToken _setToken) external view returns (uint256);
    function accrueFee(ISetToken _setToken) external;
    function updateStreamingFee(ISetToken _setToken, uint256 _newFee) external;
    function updateFeeRecipient(ISetToken _setToken, address _newFeeRecipient) external;
    function initialize(ISetToken _setToken, FeeState memory _settings) external;
}