Survey

backend/endpoints/register.go

@@ -34,6 +34,8 @@ func init() {
 				err := user.SetPref("mail", mail)
 				ctx.CatchError(err)
 			}
+
+      user.SendSurvey(ctx.App.Config.MailgunSecretApiKey)
 			ctx.SetSessionUser(userId)
 			ctx.ReturnUser()
 

backend/models/user.go

@@ -17,6 +17,24 @@ import (
 )
 
 
+var surveySender string = "[email protected]"
+var surveySubject string = "Is counter.dev useful?"
+var surveyText string = `Hello %s,
+
+you registered to https://counter.dev/ some days ago. In order to improve the service we would like to ask you three very short questions: https://forms.gle/EFZaq5zKv6YGdPro9
+
+Feel free to write anything that might be in your mind as a reply to this email as well.
+
+
+Thank you. Your feedback is appreciated!
+
+Your counter.dev team`
+
+
+
+
+var passwordRecoverySender string = "[email protected]"
+var passwordRecoverSubject string = "Forgot your password?"
 var passwordRecoveryContent string = `Hello %s,
 
 You - or possibly someone else - requested to recover your account. Therefore we created an alternative temporary password.
@@ -34,10 +52,6 @@ Cheers,
 The counter.dev team`
 
 
-var passwordRecoverySender string = "[email protected]"
-var passwordRecoverSubject string = "Forgot your password?"
-
-
 var uuid2id = map[string]string{}
 
 type User struct {
@@ -412,6 +426,31 @@ func (user User) PasswordRecovery(mailgunSecretApiKey string) error {
 	return nil
 }
 
+func (user User) SendSurvey(mailgunSecretApiKey string) error {
+	mail, err := user.GetPref("mail")
+	if err != nil {
+		return err
+	}
+  if mail == "" {
+    return nil
+  }
+	mg := mailgun.NewMailgun("counter.dev", mailgunSecretApiKey)
+
+	body := fmt.Sprintf(surveyText, user.Id)
+	message := mg.NewMessage(surveySender, surveySubject, body, mail)
+  message.SetDeliveryTime(time.Now().Add(24 * 2 * time.Second))
+
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
+	defer cancel()
+
+	_, _, err = mg.Send(ctx, message)
+
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
 
 func (user User) RegisterSubscriptionID(subscriptionID string) error{
 	_, err := user.redis.Do("HSET", "subscription", user.Id, subscriptionID)