namespace NovelSoftware.Domain.Entities;

/// <summary>A chapter: an ordered container of scenes plus its own planning fields.</summary>
public class Chapter
{
    public Guid Id { get; set; } = Guid.NewGuid();
    public Guid ProjectId { get; set; }
    public Project? Project { get; set; }

    /// <summary>Position in the manuscript, 1-based.</summary>
    public int Number { get; set; }

    public string Title { get; set; } = string.Empty;

    /// <summary>
    /// The paragraph that opens the chapter's outline, above the beat table.
    /// </summary>
    public string? Summary { get; set; }

    /// <summary>Whose head we are in for this chapter.</summary>
    public Guid? PovCharacterId { get; set; }
    public Character? PovCharacter { get; set; }

    public string? Setting { get; set; }
    public string? Notes { get; set; }

    public DraftStatus Status { get; set; } = DraftStatus.Planned;
    public int? TargetWordCount { get; set; }

    public DateTimeOffset CreatedAt { get; set; } = DateTimeOffset.UtcNow;
    public DateTimeOffset UpdatedAt { get; set; } = DateTimeOffset.UtcNow;

    /// <summary>The chapter's outline: an ordered, flat list of beats.</summary>
    public List<Beat> Beats { get; set; } = [];

    /// <summary>The prose layer. Beats may optionally be grouped under these.</summary>
    public List<Scene> Scenes { get; set; } = [];

    public List<Tag> Tags { get; set; } = [];
}