Sln.Imm.Daemon/Sln.Imm.Daemon.Repository/service/Impl/BaseDeviceAlarmValServiceImpl.cs

using Models;
using Sln.Imm.Daemon.Model.dao;
using Sln.Imm.Daemon.Repository.service.@base;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices.JavaScript;
using System.Text;
using System.Threading.Tasks;

namespace Sln.Imm.Daemon.Repository.service.Impl
{
    public class BaseDeviceAlarmValServiceImpl : BaseServiceImpl<BaseDeviceAlarmVal>, IBaseDeviceAlarmValService
    {
        public BaseDeviceAlarmValServiceImpl(Repository<BaseDeviceAlarmVal> rep) : base(rep)
        {
        }

        public bool UpdateAlarmVal(int id)
        {
            try
            {
                // 1. 根据设备ID和开始时间查找报警记录
                var alarmRecord = _rep.AsQueryable()
                    .Where(x => x.DEVICE_ID == id &&
                                x.CONTINUE_TIME == 0)
                    .First();
                if (alarmRecord == null)
                {
                    return false;
                }

                DateTime endTime = DateTime.Now;
                alarmRecord.ALARM_END_TIME = endTime;
                if (alarmRecord.ALARM_BEGIN_TIME != null)
                {
                    //2.计算时长
                    DateTime startTime = (DateTime)alarmRecord.ALARM_BEGIN_TIME;
                    TimeSpan continueTime = endTime - startTime;
                    int totalMinutes = (int)Math.Round(continueTime.TotalMinutes);
                    alarmRecord.CONTINUE_TIME = totalMinutes;
                }

                bool result = _rep.Update(alarmRecord);
                return result;
            }
            catch (Exception)
            {
                return false;
            }
        }
    }
}