using SqlSugar;
using System;

namespace Model.Entity.Inspection
{
    /// <summary>
    /// 告警消息（消息告警模块核心表：所有模块的告警统一汇聚于此，支持确认/处理/关闭闭环）
    /// </summary>
    public class AlertMessageEntity : BaseEntity
    {
        #region 溯源信息
        /// <summary>
        /// 告警来源（规则引擎/自动巡检/看板/数采/手动等）
        /// </summary>
        [SugarColumn(ColumnDescription = "告警来源")]
        public AlertSourceEnum Source { get; set; } = AlertSourceEnum.Manual;

        /// <summary>
        /// 关联告警规则Id（来源为规则引擎时填写，0表示无）
        /// </summary>
        [SugarColumn(ColumnDescription = "关联告警规则Id")]
        public long RuleId { get; set; }

        /// <summary>
        /// 设备编号
        /// </summary>
        [SugarColumn(ColumnDescription = "设备编号", Length = 64, IsNullable = true)]
        public string DeviceCode { get; set; }

        /// <summary>
        /// 设备名称
        /// </summary>
        [SugarColumn(ColumnDescription = "设备名称", Length = 128, IsNullable = true)]
        public string DeviceName { get; set; }

        /// <summary>
        /// 设备类型（如 TemperatureBox，与规则引擎 DeviceType 对齐）
        /// </summary>
        [SugarColumn(ColumnDescription = "设备类型", Length = 64, IsNullable = true)]
        public string DeviceType { get; set; }

        /// <summary>
        /// 测点/监测指标（如 Temperature、Humidity）
        /// </summary>
        [SugarColumn(ColumnDescription = "测点指标", Length = 64, IsNullable = true)]
        public string Metric { get; set; }

        /// <summary>
        /// 告警类型（超限/离线/通讯故障/巡检异常/自定义）
        /// </summary>
        [SugarColumn(ColumnDescription = "告警类型")]
        public AlertTypeEnum AlertType { get; set; } = AlertTypeEnum.ThresholdExceed;
        #endregion

        #region 告警内容
        /// <summary>
        /// 告警级别（信息/警告/紧急，与规则引擎三级一致）
        /// </summary>
        [SugarColumn(ColumnDescription = "告警级别")]
        public AlertLevelEnum AlertLevel { get; set; } = AlertLevelEnum.Info;

        /// <summary>
        /// 当前值（触发告警时的实际值）
        /// </summary>
        [SugarColumn(ColumnDescription = "当前值", IsNullable = true)]
        public double? CurrentValue { get; set; }

        /// <summary>
        /// 阈值（规则阈值，可空）
        /// </summary>
        [SugarColumn(ColumnDescription = "阈值", IsNullable = true)]
        public double? ThresholdValue { get; set; }

        /// <summary>
        /// 告警内容描述
        /// </summary>
        [SugarColumn(ColumnDescription = "告警内容", Length = 500, IsNullable = true)]
        public string Content { get; set; }

        /// <summary>
        /// 通知模板编码（预留：对接通知模板模块，空表示使用内置模板）
        /// </summary>
        [SugarColumn(ColumnDescription = "通知模板编码", Length = 64, IsNullable = true)]
        public string TemplateCode { get; set; }
        #endregion

        #region 聚合信息（去重合并窗口内累加）
        /// <summary>
        /// 触发次数（合并窗口内同设备同测点同类型告警的累计次数）
        /// </summary>
        [SugarColumn(ColumnDescription = "触发次数")]
        public int TriggerCount { get; set; } = 1;

        /// <summary>
        /// 首次告警时间
        /// </summary>
        [SugarColumn(ColumnDescription = "首次告警时间")]
        public DateTime FirstAlertTime { get; set; }

        /// <summary>
        /// 最近告警时间
        /// </summary>
        [SugarColumn(ColumnDescription = "最近告警时间")]
        public DateTime LastAlertTime { get; set; }
        #endregion

        #region 闭环信息
        /// <summary>
        /// 告警状态（未确认/已确认/已处理/已关闭/已忽略/已转工单）
        /// </summary>
        [SugarColumn(ColumnDescription = "告警状态")]
        public AlertStatusEnum AlertStatus { get; set; } = AlertStatusEnum.Unacknowledged;

        /// <summary>
        /// 确认人
        /// </summary>
        [SugarColumn(ColumnDescription = "确认人", Length = 50, IsNullable = true)]
        public string AckBy { get; set; }

        /// <summary>
        /// 确认时间
        /// </summary>
        [SugarColumn(ColumnDescription = "确认时间", IsNullable = true)]
        public DateTime? AckTime { get; set; }

        /// <summary>
        /// 处理人
        /// </summary>
        [SugarColumn(ColumnDescription = "处理人", Length = 50, IsNullable = true)]
        public string HandleBy { get; set; }

        /// <summary>
        /// 处理时间
        /// </summary>
        [SugarColumn(ColumnDescription = "处理时间", IsNullable = true)]
        public DateTime? HandleTime { get; set; }

        /// <summary>
        /// 处理备注
        /// </summary>
        [SugarColumn(ColumnDescription = "处理备注", Length = 500, IsNullable = true)]
        public string HandleRemark { get; set; }

        /// <summary>
        /// 关联工单Id（预留二期运维工单模块，0表示未转工单）
        /// </summary>
        [SugarColumn(ColumnDescription = "关联工单Id")]
        public long WorkOrderId { get; set; }
        #endregion
    }
}