using Model.Entity.Asset;

namespace Model.Dto.Asset
{
    /// <summary>
    /// 设备附件 DTO（Id 由 long 改为 string，避免前端精度丢失）
    /// </summary>
    public class EquipmentAttachmentDto
    {
        /// <summary>主键 Id（long → string）</summary>
        public string Id { get; set; }

        /// <summary>删除状态（0、未删除；1、已删除）</summary>
        public byte IsDel { get; set; }

        /// <summary>创建时间</summary>
        public DateTime? CreateTime { get; set; }

        /// <summary>设备Id（关联 EquipmentEntity.Id，雪花 Id 转 string 防精度丢失）</summary>
        public string EquipmentId { get; set; }

        /// <summary>文件名称</summary>
        public string? FileName { get; set; }

        /// <summary>文件类型（说明书/合格证/校准证书等）</summary>
        public AttachmentTypeEnum FileType { get; set; }

        /// <summary>文件扩展名（如 .pdf、.jpg）</summary>
        public string? FileExt { get; set; }

        /// <summary>文件存储地址</summary>
        public string? FileUrl { get; set; }

        /// <summary>文件大小（byte）</summary>
        public long FileSize { get; set; }

        /// <summary>上传人</summary>
        public string? Uploader { get; set; }

        /// <summary>备注</summary>
        public string? Remark { get; set; }
    }
}