using System;

namespace AuroraDesk.Core.Entities;

/// <summary>
/// 表示 Plink 会话的当前状态
/// </summary>
public enum PlinkSessionStatus
{
    Disconnected = 0,
    Connecting = 1,
    Connected = 2,
    Error = 3
}

/// <summary>
/// 表示 Plink 消息的方向
/// </summary>
public enum PlinkMessageDirection
{
    Outgoing,
    Incoming,
    System
}

/// <summary>
/// Plink 消息模型，包含消息内容与元数据
/// </summary>
public sealed record PlinkMessage(
    Guid SessionId,
    PlinkMessageDirection Direction,
    string Content,
    DateTime Timestamp,
    bool IsError = false);

/// <summary>
/// 创建 Plink 会话所需的参数
/// </summary>
public sealed record PlinkSessionOptions(
    string Host,
    int Port,
    string UserName,
    string? Password = null,
    string? PrivateKeyPath = null,
    string? DisplayName = null,
    string? AdditionalArguments = null,
    string? PlinkExecutablePath = null,
    bool AllowAnyHostKey = true);

/// <summary>
/// Plink 会话的简要信息
/// </summary>
public sealed record PlinkSessionInfo(
    Guid SessionId,
    string DisplayName,
    string Host,
    int Port,
    string UserName,
    PlinkSessionStatus Status,
    DateTime CreatedAtUtc);