namespace Admin.NET.Plugin.ApprovalFlow;

/// <summary>
/// 审批流通知推送日志（P4-16）
/// 记录每次 NotifyUsers 按渠道分发的结果，便于运维排障与降级审计。
/// 一条记录 = 一次（实例 × 通知类型 × 渠道）的分发结果（接收用户合并入 TargetUserIds / TargetCount）。
/// </summary>
[SugarTable(null, "审批流通知推送日志")]
[SugarIndex("idx_flownotifylog_instance", nameof(InstanceId), OrderByType.Asc)]
public class ApprovalFlowNotifyLog : EntityBase
{
    /// <summary>
    /// 关联流程实例 Id
    /// </summary>
    [SugarColumn(ColumnDescription = "流程实例Id")]
    public long InstanceId { get; set; }

    /// <summary>
    /// 通知类型（NewTask / Urge / FlowCompleted / Transferred / Returned / AddSign / Withdrawn / Escalated / Timeout）
    /// </summary>
    [SugarColumn(ColumnDescription = "通知类型", Length = 32, IsNullable = true)]
    [MaxLength(32)]
    public string? NotifyType { get; set; }

    /// <summary>
    /// 推送渠道（SignalR / Email / Sms / DingTalk / WorkWeixin）
    /// </summary>
    [SugarColumn(ColumnDescription = "推送渠道", Length = 16)]
    [MaxLength(16)]
    public string Channel { get; set; } = "";

    /// <summary>
    /// 通知标题（冗余便于检索）
    /// </summary>
    [SugarColumn(ColumnDescription = "通知标题", Length = 256, IsNullable = true)]
    [MaxLength(256)]
    public string? Title { get; set; }

    /// <summary>
    /// 目标用户 Id 列表（CSV，最多保留 1024 字符）
    /// </summary>
    [SugarColumn(ColumnDescription = "目标用户ID列表CSV", Length = 1024, IsNullable = true)]
    [MaxLength(1024)]
    public string? TargetUserIds { get; set; }

    /// <summary>
    /// 目标用户数
    /// </summary>
    [SugarColumn(ColumnDescription = "目标用户数")]
    public int TargetCount { get; set; }

    /// <summary>
    /// 是否成功（至少一次底层调用未抛异常视为成功；对于 SignalR 若无在线用户也记 true）
    /// </summary>
    [SugarColumn(ColumnDescription = "是否成功")]
    public bool Success { get; set; }

    /// <summary>
    /// 错误信息（失败时填充，最多 1024 字符）
    /// </summary>
    [SugarColumn(ColumnDescription = "错误信息", Length = 1024, IsNullable = true)]
    [MaxLength(1024)]
    public string? ErrorMessage { get; set; }

    /// <summary>
    /// 耗时毫秒
    /// </summary>
    [SugarColumn(ColumnDescription = "耗时ms")]
    public int ElapsedMs { get; set; }
}