LoanClosingsEvents.sol

/**
 * Copyright 2017-2021, bZeroX, LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0.
 */

pragma solidity 0.5.17;

import "./ModulesCommonEvents.sol";

/**
 * @title The Loan Closing Events contract.
 * @notice This contract code comes from bZx. bZx is a protocol for tokenized
 * margin trading and lending https://bzx.network similar to the dYdX protocol.
 *
 * This contract contains the events for loan closing operations.
 * */
contract LoanClosingsEvents is ModulesCommonEvents {
    /// topic0: 0x6349c1a02ec126f7f4fc6e6837e1859006e90e9901635c442d29271e77b96fb6
    event CloseWithDeposit(
        address indexed user,
        address indexed lender,
        bytes32 indexed loanId,
        address closer,
        address loanToken,
        address collateralToken,
        uint256 repayAmount,
        uint256 collateralWithdrawAmount,
        uint256 collateralToLoanRate,
        uint256 currentMargin
    );

    /// topic0: 0x2ed7b29b4ca95cf3bb9a44f703872a66e6aa5e8f07b675fa9a5c124a1e5d7352
    event CloseWithSwap(
        address indexed user,
        address indexed lender,
        bytes32 indexed loanId,
        address collateralToken,
        address loanToken,
        address closer,
        uint256 positionCloseSize,
        uint256 loanCloseAmount,
        uint256 exitPrice, // one unit of collateralToken, denominated in loanToken
        uint256 currentLeverage
    );

    /// topic0: 0x46fa03303782eb2f686515f6c0100f9a62dabe587b0d3f5a4fc0c822d6e532d3
    event Liquidate(
        address indexed user,
        address indexed liquidator,
        bytes32 indexed loanId,
        address lender,
        address loanToken,
        address collateralToken,
        uint256 repayAmount,
        uint256 collateralWithdrawAmount,
        uint256 collateralToLoanRate,
        uint256 currentMargin
    );

    event Rollover(
        address indexed user,
        address indexed lender,
        bytes32 indexed loanId,
        uint256 principal,
        uint256 collateral,
        uint256 endTimestamp,
        address rewardReceiver,
        uint256 reward
    );

    event swapExcess(bool shouldRefund, uint256 amount, uint256 amountInRbtc, uint256 threshold);
}