80 lines
2.1 KiB
Go
80 lines
2.1 KiB
Go
package services
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import (
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"GoMembership/internal/config"
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"GoMembership/internal/models"
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"GoMembership/pkg/logger"
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"bytes"
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"gopkg.in/gomail.v2"
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"html/template"
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)
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type EmailService struct {
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dialer *gomail.Dialer
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adminEmail string
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}
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func NewEmailService(host string, port int, username, password, adminEmail string) *EmailService {
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dialer := gomail.NewDialer(host, port, username, password)
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return &EmailService{dialer: dialer, adminEmail: adminEmail}
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}
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func (s *EmailService) SendEmail(to string, subject string, body string) error {
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msg := gomail.NewMessage()
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msg.SetHeader("From", s.dialer.Username)
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msg.SetHeader("To", to)
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msg.SetHeader("Subject", subject)
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msg.SetBody("text/html", body)
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if err := s.dialer.DialAndSend(msg); err != nil {
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logger.Error.Printf("Could not send email to %s: %v", to, err)
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return err
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}
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logger.Info.Printf("Email sent to %s", to)
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return nil
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}
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func ParseTemplate(filename string, data interface{}) (string, error) {
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// Read the email template file
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templateDir := config.LoadConfig().Templates.MailDir
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tpl, err := template.ParseFiles(templateDir + "/" + filename)
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if err != nil {
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logger.Error.Printf("Failed to parse email template: %v", err)
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return "", err
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}
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// Buffer to hold the rendered template
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var tplBuffer bytes.Buffer
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if err := tpl.Execute(&tplBuffer, data); err != nil {
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logger.Error.Printf("Failed to execute email template: %v", err)
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return "", err
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}
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return tplBuffer.String(), nil
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}
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func (s *EmailService) SendWelcomeEmail(user models.User) error {
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// Prepare data to be injected into the template
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data := struct {
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FirstName string
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LastName string
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}{
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FirstName: user.FirstName,
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LastName: user.LastName,
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}
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subject := "Willkommen beim Dörpsmobil Hasloh e.V."
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body, err := ParseTemplate("mail_welcome.html", data)
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if err != nil {
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logger.Error.Print("Couldn't send welcome mail")
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return err
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}
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return s.SendEmail(user.Email, subject, body)
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}
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func (s *EmailService) NotifyAdminOfNewUser(userEmail string) error {
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subject := "New User Registration"
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body := "<p>A new user has registered with the email: " + userEmail + "</p>"
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return s.SendEmail(s.adminEmail, subject, body)
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}
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