namespace DataTransfer.Client.Services;

public enum ChatEntryKind
{
    Incoming,
    Outgoing,
    System
}

public sealed class ChatEntry
{
    public DateTimeOffset Time { get; } = DateTimeOffset.Now;

    public bool IsFile => FileName is not null;

    public bool IsTransferring => IsFile && Error is null && TransferredBytes < FileSize;

    public int ProgressPercent => FileSize == 0 ? 100 : (int)(TransferredBytes * 100 / FileSize);
    public required ChatEntryKind Kind { get; init; }

    public string? Text { get; init; }

    public string? FileName { get; init; }

    public long FileSize { get; init; }

    public long TransferredBytes { get; set; }

    /// <summary>Object URL of a completely received and decrypted file.</summary>
    public string? DownloadUrl { get; set; }

    /// <summary>A received file whose type can run code or is often used for malware or phishing.</summary>
    public bool IsRiskyFile { get; init; }

    public string? Error { get; set; }
}