Add project files.

Controllers/ContactController.cs

@@ -0,0 +1,68 @@
+using Microsoft.AspNetCore.Mvc;
+using System.Net;
+using clivelancaster.Models;
+using MailKit.Net.Smtp;
+using MimeKit;
+
+namespace clivelancaster.Controllers
+{
+    public class ContactController : Controller
+    {
+        public IActionResult Index()
+        {
+            return View();
+        }
+        private readonly IConfiguration _configuration;
+
+        public ContactController(IConfiguration configuration)
+        {
+            _configuration = configuration;
+        }
+        [HttpPost]
+        public async Task<IActionResult> Index(ContactFormModel model)
+        {
+            if (ModelState.IsValid)
+            {
+                // Build the email message
+                var message = new MimeMessage();
+                message.From.Add(new MailboxAddress("Clive", "clivelancaster@gmail.com"));
+                message.To.Add(new MailboxAddress("Clive", "clivelancaster@gmail.com"));
+                message.Subject = model.Subject;
+
+                var bodyBuilder = new BodyBuilder
+                {
+                    TextBody = $"Name: {model.Name}\nEmail: {model.Email}\n\nMessage:\n{model.Message}"
+                };
+
+                message.Body = bodyBuilder.ToMessageBody();
+
+                try
+                {
+                    using (var client = new SmtpClient())
+                    {
+                        // Retrieve SMTP settings from appsettings.json
+                        var smtpHost = _configuration["SmtpSettings:Host"];
+                        int smtpPort = int.Parse(s: _configuration["SmtpSettings:Port"]);
+                        var smtpUsername = _configuration["SmtpSettings:Username"];
+                        var smtpPassword = _configuration["SmtpSettings:Password"];
+
+                        client.Connect(smtpHost, smtpPort, true);
+                        client.Authenticate(smtpUsername, smtpPassword);
+                        await client.SendAsync(message);
+                        client.Disconnect(true);
+                    }
+
+                    ViewBag.Message = "Message sent successfully!";
+                }
+                catch
+                {
+                    ViewBag.Message = "Error sending message.";
+                }
+
+                return View();
+            }
+
+            return View(model);
+        }
+    }
+}