XK.IOT.Show.ML/IOT.Show.SqlBase/SqlSugarBase.cs

using IOT.Show.Common;
using IOT.Show.Model;
using SqlSugar;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Reflection;
using System.Reflection.Emit;
using System.Text;
using System.Threading.Tasks;

namespace IOT.Show.SqlBase
{
    public class SqlSugarBase
    {
        SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
        {
            ConnectionString = "server=10.113.254.16;uid=sa;pwd=klltdb@3391123;database=XJEMSRefactor",
            DbType = SqlSugar.DbType.SqlServer,
            IsAutoCloseConnection = true,
            InitKeyType = InitKeyType.Attribute
        });

        public List<T_Led_Info> getLedInfo(string titleName)
        {
            try
            {
                var sqlStr = "select * from T_Led_Info where ledId = @titleName";
                var info = db.Ado.SqlQuery<T_Led_Info>(sqlStr,
                new List<SugarParameter>(){
                 new SugarParameter("@titleName",titleName), //执行sql语句
                });
                return info;
            }
            catch (Exception ex)
            {
                LogHelper.Error("获取Led信息失败",ex);
                return null;
            }

        }

        public DataTable getLedData(string titleName)
        {
            try
            {
                var sqlStr = "select monitorName,\r\n       ip,\r\n       title,\r\n       max(t.进水温度) as              tempreture,\r\n       MAX(t.出水温度) as              humidity,\r\n       (MAX(t.出水温度) - MAX(t.进水温度)) illuminance\r\nfrom (select Left(a.monitorName, len(a.monitorName) - 4) as monitorName,\r\n             Right(a.monitorName, 4)                     as monitorType,\r\n             a.ip,\r\n             a.title,\r\n             b.tempreture,\r\n             a.monitorOrder\r\n      from (\r\n               select t1.title,\r\n                      t2.ledId,\r\n                      t1.ip,\r\n                      t2.monitorId,\r\n                      t2.monitorOrder,\r\n                      t3.monitorName,\r\n                      MAX(t4.collectTime) as collectTime\r\n               from T_Led_Info t1\r\n                        left join T_Led_MonitorUnit t2 on t1.ledId = t2.ledId\r\n                        left join T_Monitor t3 on t2.monitorId = t3.monitorId\r\n                        left join T_W_TempertureData t4 on t4.monitorId = t3.monitorId\r\n               where t1.title = @titleName \r\n               group by t1.title, t2.ledId, t1.ip, t2.monitorId, t3.monitorName, t2.monitorOrder\r\n           ) as a\r\n               left join T_W_TempertureData b on b.collectTime = a.collectTime and a.monitorId = b.monitorId) as s1\r\n         pivot (max(tempreture) for monitorType in (进水温度,出水温度)) t\r\ngroup by monitorName, ip, title, monitorOrder\r\norder by monitorOrder";
                //LogHelper.Info("语句:"+sqlStr);
                var info = db.Ado.SqlQuery<T_Led_Data>(sqlStr,
                new List<SugarParameter>(){
                 new SugarParameter("@titleName",titleName), //执行sql语句
           });

                var result = ListToTable(info);
                return result;
            }
            catch (Exception ex)
            {
                LogHelper.Error("获取Led数据失败",ex);
                return null;
            }
        }

        public DataTable ListToTable(IList info)
        {
            try
            {
                DataTable dt = new DataTable();
                if (info.Count > 0)
                {
                    PropertyInfo[] propertys = info[0].GetType().GetProperties();

                    foreach (PropertyInfo pi in propertys)
                    {
                        dt.Columns.Add(pi.Name);
                    }
                    foreach (object t in info)
                    {
                        ArrayList tempList = new ArrayList();
                        foreach (PropertyInfo pi in propertys)
                        {
                            object obj = pi.GetValue(t, null);
                            tempList.Add(obj);
                        }
                        object[] array = tempList.ToArray();
                        dt.LoadDataRow(array, true);
                    }
                }
                return dt;
            }
            catch (Exception ex)
            {
                Console.WriteLine($"list转为DataTable异常：{ex.Message}");
                return null;
            }
        }

        public List<T> ConvertDataTableToList<T>(DataTable dataTable) where T : new()
        {
            List<T> list = new List<T>();

            foreach (DataRow row in dataTable.Rows)
            {
                T obj = new T();

                foreach (PropertyInfo propertyInfo in obj.GetType().GetProperties())
                {
                    if (dataTable.Columns.Contains(propertyInfo.Name))
                    {
                        if (row[propertyInfo.Name] != DBNull.Value)
                        {
                            propertyInfo.SetValue(obj, row[propertyInfo.Name], null);
                        }
                    }
                }

                list.Add(obj);
            }

            return list;
        }
    }
}