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

/// @title IEAS
/// @notice An interface to the EAS contract.
interface IEAS {
    /// @notice A struct representing a single attestation.
    struct Attestation {
        // A unique identifier of the attestation.
        bytes32 uid;
        // The unique identifier of the schema.
        bytes32 schema;
        // The time when the attestation was created (Unix timestamp).
        uint64 time;
        // The time when the attestation expires (Unix timestamp).
        uint64 expirationTime;
        // The time when the attestation was revoked (Unix timestamp).
        uint64 revocationTime;
        // The UID of the related attestation.
        bytes32 refUID;
        // The recipient of the attestation.
        address recipient;
        // The attester/sender of the attestation.
        address attester;
        // Whether the attestation is revocable.
        bool revocable;
        // Custom attestation data.
        bytes data;
    }

    /// Get an attestation by its unique identifier.
    /// @param uid The unique identifier of the attestation.
    /// @return attestation The attestation.
    function getAttestation(bytes32 uid) external view returns (Attestation memory);
}