a

ScanBox/Controller/DbController.cs

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+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.OleDb;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ScaBox30.Controller
+{
+    internal class DbController
+    {
+        private string _path;
+        private OleDbConnection _connection;
+        private OleDbCommand _command;
+        private OleDbDataReader _reader;
+
+
+
+        public void SetWorkingDb(string path)
+        {
+            _path = path;
+        }
+
+
+        public void Open()
+        {
+            _connection = new OleDbConnection("Provider=Microsoft.Jet.OleDb.4.0;" + "Data Source=" + _path);
+            try
+            {
+                _connection.Open();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+        }
+
+
+        public void Close()
+        {
+            try
+            {
+                _connection.Close();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+        }
+
+
+        public OleDbDataReader Query(string query)
+        {
+            try
+            {
+                _command = new OleDbCommand(query, _connection);
+                _reader = _command.ExecuteReader();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+            return _reader;
+        }
+
+
+        public void InsertQuery(String query)
+        {
+            try
+            {
+                _command = new OleDbCommand(query, _connection);
+                _command.ExecuteNonQuery();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(e);
+            }
+        }
+
+
+
+    }
+}