refractoring backend

backendCS/Route.cs

@@ -0,0 +1,47 @@
+using System.Net;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace TimelogBackend;
+
+public abstract class Route
+{
+    public static string connectionString =
+        "server=127.0.0.1;uid=monty;pwd=some_pass;database=timelog";
+
+    public static void SendError(HttpListenerResponse response, Exception ex)
+    {
+        response.StatusCode = (int)HttpStatusCode.BadRequest;
+        string errorMessage = $"Error: {ex.Message}";
+        byte[] buffer = Encoding.UTF8.GetBytes(errorMessage);
+        response.ContentType = "text/plain";
+        response.ContentLength64 = buffer.Length;
+        response.OutputStream.Write(buffer, 0, buffer.Length);
+        response.Close();
+    }
+
+    public static void SendSuccess(HttpListenerResponse response)
+    {
+        response.StatusCode = (int)HttpStatusCode.OK;
+        response.StatusDescription = "Status OK";
+        response.Close();
+    }
+
+    public static void SendSuccess(HttpListenerResponse response, string jsonResponse)
+    {
+        response.StatusCode = (int)HttpStatusCode.OK;
+        response.StatusDescription = "Status OK";
+        byte[] buffer = Encoding.UTF8.GetBytes(jsonResponse);
+        response.ContentType = "application/json";
+        response.ContentLength64 = buffer.Length;
+        response.OutputStream.Write(buffer, 0, buffer.Length);
+        response.Close();
+    }
+
+    public static bool ValidateDate(string date)
+    {
+        Regex regex = new(@"^\d{4}-\d{2}-\d{2}$");
+        return regex.IsMatch(date);
+    }
+    /* public virtual void run(MySqlConnection conn, HttpListenerRequest request, HttpListenerResponse response) { } */
+}