Can send an email with a oneshot go routine.

common/email/api.go

@@ -4,6 +4,7 @@ import (
   "github.com/wneessen/go-mail"
   "encoding/json"
   "context"
+  "log"
   "github.com/redis/go-redis/v9"
 )
 
@@ -57,6 +58,9 @@ func (router *Router) DeliverEmail(msg EmailMessage) error {
   email_msg.SetBodyString(mail.TypeTextPlain, msg.Text)
   email_msg.SetBodyString(mail.TypeTextHTML, msg.HTML)
 
+  email_msg.SetGenHeader(mail.HeaderXMailer, "nunya-business")
+  email_msg.SetGenHeader(mail.HeaderUserAgent, "nunya-business")
+
   if err != nil { return err }
 
   err = router.smtp_client.DialAndSendWithContext(router.ctx, email_msg)
@@ -98,3 +102,18 @@ func (sender *Sender) QueueEmail(msg EmailMessage) error {
   return nil
 }
 
+func OneShotSend(msg EmailMessage) {
+  ctx := context.Background()
+
+  sender := NewSender(ctx, Config{
+    RedisHostPort:  "127.0.0.1:6379",
+  })
+  defer sender.Close()
+
+  err := sender.QueueEmail(msg)
+
+  if err != nil { 
+    log.Print(err)
+  }
+}
+

features/email/api.go

@@ -2,29 +2,18 @@ package features_email
 
 import (
   email "MY/webapp/common/email"
-  "context"
   "github.com/gofiber/fiber/v2"
-  . "MY/webapp/common"
 )
 
-func PostApiEmailSend(c *fiber.Ctx) error {
-  ctx := context.Background()
 
-  msg := email.EmailMessage{
+func PostApiEmailSend(c *fiber.Ctx) error {
+  go email.OneShotSend(email.EmailMessage{
     To: c.FormValue("To"),
     From: c.FormValue("From"),
     Subject: c.FormValue("Subject"),
     Text: c.FormValue("Message"),
     HTML: c.FormValue("Message"),
-  }
-
-  sender := email.NewSender(ctx, email.Config{
-    RedisHostPort:  "127.0.0.1:6379",
   })
-  defer sender.Close()
-
-  err := sender.QueueEmail(msg)
-  if err != nil { return IfErrNil(err, c) }
 
   return c.Redirect("/email/")
 }