OTS/OTSIncAReportApp/2-CommonFunction/CommonClass/UserSTDDbData.cs

using OTSIncAReportApp.DataOperation.DataAccess;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OTSIncAReportApp._2_CommonFunction.CommonClass
{
    internal class UserSTDDbData
    {

        private SqlHelper dbHelper;

        public UserSTDDbData(string STDDbName, string resultpath)
        {
            NLog.Logger log = NLog.LogManager.GetCurrentClassLogger();
            if (!STDDbName.Contains(".db"))
            {
                STDDbName += ".db";
            }
            if (STDDbName.ToLower() == "nostddb.db")
            {
                dbHelper = null;
                log.Error("Failed to load user-defined library" + "!");
            }
            string fullPath = resultpath + STDDbName;
            string fullPath2 = System.IO.Directory.GetCurrentDirectory() + "\\Config\\SysData\\" + STDDbName;
            if (System.IO.File.Exists(fullPath))
            {
                dbHelper = new SqlHelper("data source='" + fullPath + "'");
                log.Warn("Loading the user standard library:" + fullPath + "!");
            }
            else if (System.IO.File.Exists(fullPath2))
            {
                dbHelper = new SqlHelper("data source='" + fullPath2 + "'");
                log.Warn("Loading the user standard library:" + fullPath2 + "!");
            }
            else
            {
                dbHelper = null;
                log.Error("Failed to load user-defined library" + "!");
            }
        }
        public DataTable GetSubAttributeFromDatabase()
        {
            string sqliteString = "select STDId,Hardness,Density,Electrical_conductivity from ClassifySTD";
            DataTable DT = new DataTable();
            DT = dbHelper.ExecuteQuery(sqliteString);
            return DT;
        }

        public SqlHelper GetSqlHelper() { return dbHelper; }
    }
}