using SurrealDb.Net.Models;
using RelayShared.Services;

namespace RelayServer.Models;

/// <summary>
/// Surreal record for the `channels` table. One row per channel.
///
/// Lifecycle: created by HandleCreateChannel (or seeded by ServerBootstrapService at boot).
/// Soft-deleted by HandleDeleteChannel (IsDeleted flipped, row stays for audit).
/// </summary>
public class Channels : Record
{
    /// <summary>Sidebar display name. Lowercased and dash-separated for new channels.</summary>
    public required string Name { get; set; }

    /// <summary>Creation timestamp. Drives sidebar sort order.</summary>
    public required DateTime CreatedAt { get; set; }

    /// <summary>Drives client rendering and server routing — Text/Voice/File/Forum/Stage.</summary>
    public ChannelType Type { get; set; } = ChannelType.Text;

    /// <summary>Sidebar category header (e.g. "General"). Empty means default group.</summary>
    public string Group { get; set; } = string.Empty;

    /// <summary>
    /// True for announcement-style channels (#welcome, #files). Non-admins are blocked from
    /// posting via PermissionService.CanSendMessagesAsync.
    /// </summary>
    public bool IsReadOnly { get; set; }

    /// <summary>Soft-delete flag. Filtered out of channel-list builds in BuildChannelListForUser.</summary>
    public bool IsDeleted { get; set; }

    /// <summary>
    /// Surreal record id of a File channel ("channels:xyz"). When set, ChatSocketBehavior's
    /// MirrorAttachmentIfNeeded auto-copies non-gif attachments into the linked channel.
    /// </summary>
    public string? LinkedFileChannelId { get; set; }
}