feat: first version to introduce database storage (incomplete)

gaseous-tools/Database.cs

@@ -0,0 +1,111 @@
+using System;
+using System.Data;
+using System.Data.SqlClient;
+using System.Diagnostics;
+using MySql.Data.MySqlClient;
+
+namespace gaseous_tools
+{
+	public class Database
+	{
+		public Database()
+		{
+
+		}
+
+		public Database(databaseType Type, string ConnectionString)
+		{
+			_ConnectorType = Type;
+			_ConnectionString = ConnectionString;
+		}
+
+		public enum databaseType
+		{
+			MySql
+		}
+
+		string _ConnectionString = "";
+
+		public string ConnectionString
+		{
+			get
+			{
+				return _ConnectionString;
+			}
+			set
+			{
+				_ConnectionString = value;
+			}
+		}
+
+		databaseType? _ConnectorType = null;
+
+		public databaseType? ConnectorType
+		{
+			get
+			{
+				return _ConnectorType;
+			}
+			set
+			{
+				_ConnectorType = value;
+			}
+		}
+
+
+        public DataTable ExecuteCMD(string Command, Dictionary<string, object> Parameters, int Timeout = 30)
+        {
+            switch (_ConnectorType)
+			{
+				case databaseType.MySql:
+                    MySQLServerConnector conn = new MySQLServerConnector(_ConnectionString);
+					return (DataTable)conn.ExecCMD(Command, Parameters, Timeout);
+				default:
+					return new DataTable();
+			}
+        }
+
+        private partial class MySQLServerConnector
+		{
+			private string DBConn = "";
+
+			public MySQLServerConnector(string ConnectionString)
+			{
+				DBConn = ConnectionString;
+			}
+
+			public DataTable ExecCMD(string SQL, Dictionary<string, object> Parameters, int Timeout)
+			{
+				DataTable RetTable = new DataTable();
+
+                MySqlConnection conn = new MySqlConnection(DBConn);
+				conn.Open();
+
+				MySqlCommand cmd = new MySqlCommand
+				{
+					Connection = conn,
+					CommandText = SQL,
+					CommandTimeout = Timeout
+				};
+
+				foreach (string Parameter in Parameters.Keys)
+				{
+					cmd.Parameters.AddWithValue(Parameter, Parameters[Parameter]);
+				}
+
+				try
+				{
+					RetTable.Load(cmd.ExecuteReader());
+				} catch (Exception ex) {
+					Trace.WriteLine("Error executing " + SQL);
+					Trace.WriteLine("Full exception: " + ex.ToString());
+				}
+
+				conn.Close();
+
+				return RetTable;
+			}
+		}
+	}
+}
+