BaseGatewayService.cs
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using Hh.Mes.Common.Infrastructure;
using Hh.Mes.Common.log;
using Hh.Mes.Common.Request;
using Hh.Mes.POJO.Entity;
using Hh.Mes.POJO.Response;
using Hh.Mes.Service.Repository;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using Hh.Mes.Pojo.System;
namespace Hh.Mes.Service.Base
{
/// <summary>
/// 网关信息
/// </summary>
public class BaseGatewayService : RepositorySqlSugar<base_gateway>
{
public dynamic Load(PageReq pageReq, base_gateway entity)
{
return ExceptionsHelp.Instance.ExecuteT(() =>
{
var result = new Response();
var expression = LinqWhere(entity);
//先组合查询表达式(多表查询查看IOT 设备列表案例)
var query = Context.Queryable<base_gateway,base_sim_gateway_rel,base_sim,base_sim_vpn_rel,base_vpn>(
(g,sg,s,sv,v)=>new JoinQueryInfos
(
JoinType.Left,g.gatewayKey==sg.gatewayKey,
JoinType.Left,s.simKey==sg.simKey,
JoinType.Left,s.simKey==sv.simKey,
JoinType.Left,v.vpnKey==sv.vpnKey
))
.Where(expression)
.Select((g, sg, s, sv, v) => new
{
g.id,
g.gatewayKey,
g.gatewaySerialNumber,
g.gateway,
g.password,
g.remark,
g.createTime,
g.createBy,
g.updateTime,
g.updateBy,
s.simId,
s.simNumber,
v.vpnNumber,
v.virtualIP,
s.gatewayClient
});
//Exel false 分页
if (!entity.Exel)
{
int total = 0;
result.Result = query.ToOffsetPage(pageReq.page, pageReq.limit, ref total);
result.Count = total;
}
else
{
result.Result = query.ToList();
result.Count = result.Result.Count;
}
return result;
}, catchRetrunValue: "list");
}
public dynamic Ins(base_gateway entity)
{
return ExceptionsHelp.Instance.ExecuteT(() =>
{
var response = new Response();
var keys = Guid.NewGuid();
entity.gatewayKey = keys;
entity.createBy = sysWebUser.Account;
entity.createTime = DateTime.Now;
response.Status = Add(entity);
if (!response.Status)response.Message = SystemVariable.dataActionError;
return response;
});
}
public dynamic Upd(base_gateway entity)
{
return ExceptionsHelp.Instance.ExecuteT(() =>
{
var response = new Response();
entity.updateBy = sysWebUser.Account;
entity.updateTime = DateTime.Now;
response.Status = Update(entity);
if (!response.Status) response.Message = SystemVariable.dataActionError;
return response;
});
}
public dynamic DelByIds(int[] ids)
{
return ExceptionsHelp.Instance.ExecuteT(() =>
{
var response = new Response();
var gateQuery = Context.Queryable<base_gateway>();
var gateSimQuery = Context.Queryable<base_sim_gateway_rel>();
foreach (var id in ids)
{
var gatewayInfo =gateQuery .Where(x=>x.id==id).First();
//如果关联了SIM，禁止删除
var isSimRel = gateSimQuery.Where(x => x.gatewayKey == gatewayInfo.gatewayKey);
var serialNumber = gatewayInfo.gatewaySerialNumber;
if (isSimRel.Any())
{
response.Code = 500;
response.Status = false;
response.Message = $"选中的网关，序列号：{serialNumber}关联了SIM卡{isSimRel.First().simKey}，禁止删除网关信息，如果要删除请先解绑SIM卡网关的关联关系！如果不解绑，就先不要勾选删除该条网关信息";
return response;
}
}
Context.Deleteable<base_gateway>().In(ids).ExecuteCommand();
return response;
});
}
public Response ExportData(base_gateway entity)
{
return Load(null, entity);
}
public Expression<Func<base_gateway, base_sim_gateway_rel, base_sim, base_sim_vpn_rel, base_vpn, bool>> LinqWhere(base_gateway model)
{
try
{
var exp = Expressionable.Create<base_gateway, base_sim_gateway_rel, base_sim, base_sim_vpn_rel, base_vpn>();
//数据过滤条件
if (!string.IsNullOrWhiteSpace(model.gatewaySerialNumber))
{
exp.And((g,sg,s,sv,v) => g.gatewaySerialNumber.Contains(model.gatewaySerialNumber));
}
if (!string.IsNullOrWhiteSpace(model.virtualIP))
{
exp.And((g, sg, s, sv, v) => v.virtualIP.Contains(model.virtualIP));
}
if (!string.IsNullOrWhiteSpace(model.gatewayClient))
{
exp.And((g, sg, s, sv, v) => s.gatewayClient.Contains(model.gatewayClient));
}
return exp.ToExpression();//拼接表达式
}
catch (Exception ex)
{
throw new Exception($"{ex.Message}");
}
}
}
}