namespace ClaudeDo.Data.Models;

/// <summary>One claude session started in a Mission Control tile (ad-hoc, task or handoff) — the
/// index behind "Recent sessions". The transcript itself stays with Claude Code.</summary>
public sealed class MissionControlSessionEntity
{
    /// <summary>The claude session id (`--session-id` / `--resume`).</summary>
    public string SessionId { get; init; } = string.Empty;

    /// <summary>Working directory the session ran in — a resume must start there.</summary>
    public string Cwd { get; set; } = string.Empty;

    /// <summary>Task the tile belonged to; null for an ad-hoc tile. No FK: the row outlives the task.</summary>
    public string? TaskId { get; set; }

    /// <summary>Tile title at start (task title or folder name; a handoff inherits its predecessor's).</summary>
    public string Title { get; set; } = string.Empty;

    /// <summary>UTC time the session was first launched.</summary>
    public DateTime StartedAt { get; set; } = DateTime.UtcNow;

    /// <summary>Session this one was handed off from; null unless it is a handoff session.</summary>
    public string? PredecessorSessionId { get; set; }

    /// <summary>brief.md the session started from; non-null exactly for handoff sessions.</summary>
    public string? BriefPath { get; set; }
}