using SurrealDb.Net.Models;

namespace RelayServer.Models;

/// <summary>
/// Surreal record for the `channel_message_edits` table. One row per historical version of
/// an edited message — written by HandleEditMessage BEFORE overwriting the live row.
///
/// Encrypted with the channel AES key (same as ChannelMessages), so HandleGetEditHistory
/// can decrypt + re-encrypt per requester.
/// </summary>
public class ChannelMessageEdits : Record
{
    /// <summary>"channel_messages:abc" — which live message this version belonged to.</summary>
    public required string MessageId { get; set; }

    /// <summary>Base64 AES-GCM ciphertext of the JSON-serialised previous ChatMessageContent.</summary>
    public required string CipherText { get; set; }

    public required string Nonce { get; set; }
    public required string Tag { get; set; }

    /// <summary>When this version was the current text (i.e. when it was replaced).</summary>
    public required DateTime EditedAt { get; set; }
}