300_ccs/IMCS_CCS/Repository/EquipmentMonitorRepository.cs

using IMCS.CCS.Entitys;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace IMCS.CCS.Repository
{
    public class EquipmentMonitorRepository : IEquipmentMonitorRepository
    {
        private readonly CcsContext _context;

        public EquipmentMonitorRepository(CcsContext context)
        {
            _context = context;
        }
        //查询列表
        public async Task<List<EquipmentMonitor>> GetList()
        {
            IQueryable<EquipmentMonitor> devices = _context.EquipmentMonitor;

            List <EquipmentMonitor> deviceList = await devices.ToListAsync();
             
            return deviceList;

        } 

        //查询详情
        public async Task<EquipmentMonitor> GetById(long id)
        {
            EquipmentMonitor device = await _context.EquipmentMonitor.FindAsync(id);
            return device;

        }

        //添加详情
        public async Task<bool> Create(EquipmentMonitor vo)
        { 
            _context.EquipmentMonitor.Add(vo);
            await _context.SaveChangesAsync();
            return true;
        }

        //更新详情
        public async Task<bool> Update(EquipmentMonitor vo)
        {
            _context.Entry(vo).State = EntityState.Modified;
            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            { 
                    throw; 
            }
            return true;
        }

    

        
    }
}