Added basic email renderer

arn/APIKeys.go

@@ -72,11 +72,10 @@ type APIKeysData struct {
 		PrivateKey string `json:"privateKey"`
 	} `json:"vapid"`
 
-	SMTP struct {
-		Server   string `json:"server"`
-		Address  string `json:"address"`
-		Password string `json:"password"`
-	} `json:"smtp"`
+	Mailgun struct {
+		Domain     string `json:"domain"`
+		PrivateKey string `json:"privateKey"`
+	} `json:"mailgun"`
 
 	S3 struct {
 		ID     string `json:"id"`

arn/EmailRenderer.go

@@ -0,0 +1,33 @@
+package arn
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/mailgun/mailgun-go/v3"
+)
+
+// HTMLEmailRenderer is the instance used for rendering emails.
+var HTMLEmailRenderer EmailRenderer
+
+// EmailRenderer is an interface for rendering HTML emails.
+type EmailRenderer interface {
+	Notification(notification *Notification) string
+}
+
+// SendEmail sends an e-mail.
+func SendEmail(email string, subject string, html string) error {
+	mg := mailgun.NewMailgun(APIKeys.Mailgun.Domain, APIKeys.Mailgun.PrivateKey)
+	sender := fmt.Sprintf("Anime Notifier <notifications@%s>", APIKeys.Mailgun.Domain)
+	message := mg.NewMessage(sender, subject, "", email)
+	message.SetHtml(html)
+
+	// Allow a 10-second timeout
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*10)
+	defer cancel()
+
+	// Send the message
+	_, _, err := mg.Send(ctx, message)
+	return err
+}

arn/User.go

@@ -208,6 +208,17 @@ func (user *User) SendNotification(pushNotification *PushNotification) {
 	// Save changes
 	subs.Save()
 
+	// Send email notification
+	if IsDevelopment() && user.ID == "4J6qpK1ve" {
+		subject := notification.Title
+		html := HTMLEmailRenderer.Notification(notification)
+		err := SendEmail(user.Email, subject, html)
+
+		if err != nil {
+			fmt.Println(err)
+		}
+	}
+
 	// Send an event to the user's open tabs
 	user.BroadcastEvent(&aero.Event{
 		Name: "notificationCount",

arn/mailer/mailer.go

@@ -1,20 +0,0 @@
-package mailer
-
-import (
-	"github.com/animenotifier/notify.moe/arn"
-	gomail "gopkg.in/gomail.v2"
-)
-
-// SendEmailNotification sends an e-mail notification.
-func SendEmailNotification(email string, notification *arn.PushNotification) error {
-	m := gomail.NewMessage()
-	m.SetHeader("From", arn.APIKeys.SMTP.Address)
-	m.SetHeader("To", email)
-	m.SetHeader("Subject", notification.Title)
-	m.SetBody("text/html", "<h2>"+notification.Message+"</h2><p><a href='"+notification.Link+"' target='_blank'><img src='"+notification.Icon+"' alt='Anime cover image' style='width:125px;height:181px;'></a></p>")
-
-	d := gomail.NewDialer(arn.APIKeys.SMTP.Server, 587, arn.APIKeys.SMTP.Address, arn.APIKeys.SMTP.Password)
-
-	// Send the email
-	return d.DialAndSend(m)
-}