Update to mailkit for better email standard

ToDo.yaml

@@ -12,7 +12,8 @@ Server:
         Need to update notification email
         Create page to notify cx that their work email has been verified
 
-    Verify that each resume section belongs to the resume it was created for:
+    Emails:
+        Make emails follow theme of website better
 
 Client:
     jobs/editor:

src/Server/Controllers/CompanyController.cs

@@ -91,7 +91,7 @@ namespace BoredCareers.Controllers {
                     EmailContents = Substitue(EmailContents, "@ID", CompanyID.ToString());
                     EmailContents = Substitue(EmailContents, "@VerifyPassword", test.EmailToken);
 
-                    string result = _emailContext.Send(test.Email, EmailService.CompanyVerifyEmailSubject, EmailContents);
+                    string result = await _emailContext.Send(test.Email, EmailService.CompanyVerifyEmailSubject, EmailContents);
                     _emailContext._SentEmails.Add(key, DateTime.Now);
                     return Redirect("/");
                 }

src/Server/Server.csproj

@@ -9,6 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="9.0.8" />
+    <PackageReference Include="MailKit" Version="4.13.0" />
     <PackageReference Include="BCrypt.Net-Next" Version="4.0.3" />
     <PackageReference Include="MySql.Data" Version="9.4.0" />
     <PackageReference Include="Stripe.net" Version="48.2.0" />

src/Server/Services/BackgroundServices/JobCleanupService.cs

@@ -51,7 +51,7 @@ namespace BoredCareers.Services.TimerService {
                             string emailbody = EmailService.JobAutoClosedBody;
                             //Substitue(emailbody, "@job", listing.JobListingID);
 
-                            _em.Send(email, EmailService.JobAutoClosedSubject, emailbody);
+                            await _em.Send(email, EmailService.JobAutoClosedSubject, emailbody);
                         }
                     }
 

src/Server/Services/EmailService/EmailService.cs

@@ -1,4 +1,7 @@
-using System.Net.Mail;
+using System.Threading.Tasks;
+using MailKit.Net.Smtp;
+using MailKit.Security;
+using MimeKit;
 
 namespace BoredCareers.Services {
     public partial class EmailService {
@@ -17,25 +20,29 @@ namespace BoredCareers.Services {
             EmailPassword = _EmailPassword;
         }
 
-        public string Send( string Destination, string Subject, string Body ) {
-            using (SmtpClient client = new SmtpClient( EmailServer, EmailPort )){
-                client.EnableSsl = true;
-                client.Credentials = new System.Net.NetworkCredential( EmailAddress, EmailPassword );
+        public async Task<string> Send(string Destination, string Subject, string Body) {
             try {
-                    MailMessage msg = new MailMessage(){
-                        IsBodyHtml = true,
-                        Subject = Subject,
-                        Body = Body
-                    };
-                    msg.From = new MailAddress( EmailAddress, "no-reply" );
-                    msg.To.Add( new MailAddress( Destination ) );
-                    client.Send( msg );
-                    return "Success";
+                MimeMessage message = new MimeMessage();
+                message.From.Add(new MailboxAddress(EmailAddress.Split('@')[0], EmailAddress));
+                message.To.Add(new MailboxAddress(Destination.Split('@')[0], Destination));
+                message.Subject = Subject;
+
+                BodyBuilder messageBody = new BodyBuilder();
+                messageBody.HtmlBody = Body;
+
+                message.Body = messageBody.ToMessageBody();
+
+                using (SmtpClient client = new SmtpClient()) {
+                    await client.ConnectAsync(EmailServer, EmailPort);
+                    client.Authenticate(new SaslMechanismLogin(EmailAddress, EmailPassword));
+                    string serverResponse = await client.SendAsync(message);
+                    await client.DisconnectAsync(true);
+                    return serverResponse;
+                }
             } catch (Exception e) {
                     return "An Error Has Occurred Sending Email : " + e.ToString();
                 }
         }
-        }
 
     }
 }