namespace ChatRAG.Models
{
    /// <summary>
    /// Modelo para entrada de dados (CREATE/UPDATE)
    /// </summary>
    public class DocumentInput
    {
        public string? Id { get; set; }
        public string Title { get; set; } = string.Empty;
        public string Content { get; set; } = string.Empty;
        public string ProjectId { get; set; } = string.Empty;
        public Dictionary<string, object>? Metadata { get; set; }
        public DateTime? CreatedAt { get; set; }
        public DateTime? UpdatedAt { get; set; }

        public static DocumentInput FromTextoComEmbedding(TextoComEmbedding texto)
        {
            return new DocumentInput
            {
                Id = texto.Id,
                Title = texto.Titulo,
                Content = texto.Conteudo,
                ProjectId = texto.ProjetoId,
                CreatedAt = DateTime.UtcNow,
                UpdatedAt = DateTime.UtcNow
            };
        }

        public DocumentInput WithMetadata(string key, object value)
        {
            Metadata ??= new Dictionary<string, object>();
            Metadata[key] = value;
            return this;
        }

        public bool IsValid()
        {
            return !string.IsNullOrWhiteSpace(Title) &&
                   !string.IsNullOrWhiteSpace(Content) &&
                   !string.IsNullOrWhiteSpace(ProjectId);
        }
    }
}