namespace Admin.NET.Plugin.AiDOP.Entity.S8;

/// <summary>
/// S8 规则检测抗抖累计状态（建单前阶段）。
/// 用途：在"持续 N 次命中才建单 / 持续 N 次未命中才标 recovered"路径上，
/// 承载每条 (rule_code, dedup_key) 在还未建单时的累计计数。
/// 本表无软删字段；唯一记录由 (tenant_id, rule_code, dedup_key) 决定。
/// S8-TENANT-ONLY-BATCH5：factory_id 已退出唯一键。它此前把同一 (tenant, rule, dedup)
/// 按工厂切成多行，抗抖计数因此可能分裂在两行上、trigger/recover 阈值静默失效。
/// 已建单后的抗抖累计落在 ado_s8_exception.consecutive_hit_count / consecutive_miss_count。
/// </summary>
[SugarTable("ado_s8_rule_detection_state", "S8 规则检测抗抖状态")]
[SugarIndex("uk_s8_rule_detection_state_dedup",
    nameof(TenantId), OrderByType.Asc,
    nameof(RuleCode), OrderByType.Asc,
    nameof(DedupKey), OrderByType.Asc,
    IsUnique = true)]
[SugarIndex("idx_s8_rule_detection_state_rule",
    nameof(TenantId), OrderByType.Asc,
    nameof(RuleCode), OrderByType.Asc)]
[SugarIndex("idx_s8_rule_detection_state_active_exception",
    nameof(ActiveExceptionId), OrderByType.Asc)]
public class AdoS8RuleDetectionState
{
    [SugarColumn(ColumnName = "id", IsPrimaryKey = true, IsIdentity = true, ColumnDataType = "bigint")]
    public long Id { get; set; }

    [SugarColumn(ColumnName = "tenant_id", ColumnDataType = "bigint")]
    public long TenantId { get; set; }

    /// <summary>
    /// 历史兼容列。S8-TENANT-ONLY-BATCH5 起**不再参与唯一键与任何查询谓词**，
    /// 仅作元数据保留（写入时取规则行的 factory_id）。列不删除，等后续 schema 清理。
    /// </summary>
    [SugarColumn(ColumnName = "factory_id", ColumnDataType = "bigint")]
    public long FactoryId { get; set; }

    /// <summary>规则人读编码（关联 ado_s8_watch_rule.rule_code）。</summary>
    [SugarColumn(ColumnName = "rule_code", Length = 64)]
    public string RuleCode { get; set; } = string.Empty;

    /// <summary>命中去重键，与 ado_s8_exception.dedup_key 同模型。</summary>
    [SugarColumn(ColumnName = "dedup_key", Length = 128)]
    public string DedupKey { get; set; } = string.Empty;

    /// <summary>源对象类型（DEVICE / ORDER / MATERIAL / QUALITY_CHECK 等）。</summary>
    [SugarColumn(ColumnName = "source_object_type", Length = 64, IsNullable = true)]
    public string? SourceObjectType { get; set; }

    /// <summary>源对象主键或业务 ID（字符串以适配跨表/跨域）。</summary>
    [SugarColumn(ColumnName = "source_object_id", Length = 64, IsNullable = true)]
    public string? SourceObjectId { get; set; }

    /// <summary>建单前的连续命中次数；累计到 trigger_count_required 才建单。</summary>
    [SugarColumn(ColumnName = "consecutive_hit_count")]
    public int ConsecutiveHitCount { get; set; } = 0;

    /// <summary>建单前的连续未命中次数；用于尚未建单但抖动归零的场景。</summary>
    [SugarColumn(ColumnName = "consecutive_miss_count")]
    public int ConsecutiveMissCount { get; set; } = 0;

    /// <summary>当前活跃的异常 Id（建单后写入；建单前为 NULL）。</summary>
    [SugarColumn(ColumnName = "active_exception_id", ColumnDataType = "bigint", IsNullable = true)]
    public long? ActiveExceptionId { get; set; }

    /// <summary>最近一次评估时间（命中或未命中均刷新）。</summary>
    [SugarColumn(ColumnName = "last_seen_at", IsNullable = true)]
    public DateTime? LastSeenAt { get; set; }

    /// <summary>最近一次命中时间。</summary>
    [SugarColumn(ColumnName = "last_hit_at", IsNullable = true)]
    public DateTime? LastHitAt { get; set; }

    /// <summary>最近一次未命中时间。</summary>
    [SugarColumn(ColumnName = "last_miss_at", IsNullable = true)]
    public DateTime? LastMissAt { get; set; }

    [SugarColumn(ColumnName = "created_at")]
    public DateTime CreatedAt { get; set; } = DateTime.Now;

    [SugarColumn(ColumnName = "updated_at", IsNullable = true)]
    public DateTime? UpdatedAt { get; set; }
}