using SqlSugar;
using System;

using VideoAnalysisCore.Model.Interface;

namespace VideoAnalysisCore.Model
{
    /// <summary>
    /// 任务工作流状态表
    /// <para>用于记录单个任务在不同工作流中的执行状态</para>
    /// </summary>
    [SugarTable("videotask_workflow")]
    public class VideoTaskWorkflow : IDB
    {
        [SugarColumn(IsPrimaryKey = true)]
        public long Id { get; set; }

        /// <summary>
        /// 关联的任务ID
        /// </summary>
        public long VideoTaskId { get; set; }

        /// <summary>
        /// 工作流名称 (e.g. "VideoSlice", "Upload")
        /// </summary>
        [SugarColumn(Length = 50)]
        public string WorkflowName { get; set; } = string.Empty;

        /// <summary>
        /// 当前步骤 (枚举的字符串表示)
        /// </summary>
        [SugarColumn(Length = 50)]
        public string CurrentStep { get; set; } = string.Empty;

        /// <summary>
        /// 当前步骤 (枚举的整数值)
        /// </summary>
        public int CurrentStepValue { get; set; }

        /// <summary>
        /// 状态信息/错误信息
        /// </summary>
        [SugarColumn(Length = 500, IsNullable = true)]
        public string? Message { get; set; }

        /// <summary>
        /// 更新时间
        /// </summary>
        public DateTime UpdateTime { get; set; } = DateTime.Now;
    }
}