using SqlSugar;

namespace Model.Entity.System
{
    /// <summary>
    /// 审计日志表（记录所有关键操作）
    /// </summary>
    [SugarTable("sys_audit_log")]
    public class AuditLogEntity : BaseEntity
    {
        [SugarColumn(ColumnName = "UserId", ColumnDescription = "操作人用户Id")]
        public long UserId { get; set; }

        [SugarColumn(ColumnName = "UserName", ColumnDescription = "操作人用户名", Length = 64, IsNullable = true)]
        public string? UserName { get; set; }

        [SugarColumn(ColumnName = "RoleId", ColumnDescription = "操作人角色Id（0=无/多角色）", DefaultValue = "0")]
        public long RoleId { get; set; }

        [SugarColumn(ColumnName = "RoleName", ColumnDescription = "操作人角色名称", Length = 100, IsNullable = true)]
        public string? RoleName { get; set; }

        [SugarColumn(ColumnName = "OperationType", ColumnDescription = "操作类型（Create/Update/Delete/Login/Command等）", Length = 32, IsNullable = false)]
        public string OperationType { get; set; }

        [SugarColumn(ColumnName = "OperationTarget", ColumnDescription = "操作对象（如 IotDevice/Gateway/User/Role）", Length = 64, IsNullable = false)]
        public string OperationTarget { get; set; }

        [SugarColumn(ColumnName = "TargetId", ColumnDescription = "操作对象Id（0=无具体Id）", DefaultValue = "0")]
        public long TargetId { get; set; }

        [SugarColumn(ColumnName = "DeviceId", ColumnDescription = "关联设备Id（0=无关设备）", DefaultValue = "0")]
        public long DeviceId { get; set; }

        [SugarColumn(ColumnName = "OldValue", ColumnDescription = "操作前值（JSON）", ColumnDataType = "text", IsNullable = true)]
        public string? OldValue { get; set; }

        [SugarColumn(ColumnName = "NewValue", ColumnDescription = "操作后值（JSON）", ColumnDataType = "text", IsNullable = true)]
        public string? NewValue { get; set; }

        [SugarColumn(ColumnName = "Ip", ColumnDescription = "操作IP", Length = 45, IsNullable = true)]
        public string? Ip { get; set; }

        [SugarColumn(ColumnName = "Description", ColumnDescription = "操作描述", Length = 500, IsNullable = true)]
        public string? Description { get; set; }

        [SugarColumn(ColumnName = "OperateTime", ColumnDescription = "操作时间", IsNullable = false)]
        public DateTime OperateTime { get; set; }
    }
}