// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

interface IERC5006 {
    struct UserRecord {
        uint256 tokenId;
        address owner;
        uint64 amount;
        address user;
        uint64 expiry;
    }

    event CreateUserRecord(
        uint256 recordId,
        uint256 tokenId,
        uint64 amount,
        address owner,
        address user,
        uint64 expiry
    );

    event DeleteUserRecord(uint256 recordId);

    function usableBalanceOf(address account, uint256 tokenId) external view returns (uint256);

    function frozenBalanceOf(address account, uint256 tokenId) external view returns (uint256);

    function userRecordOf(uint256 recordId) external view returns (UserRecord memory);

    function createUserRecord(
        address owner,
        address user,
        uint256 tokenId,
        uint64 amount,
        uint64 expiry
    ) external returns (uint256);

    function deleteUserRecord(uint256 recordId) external;
}