root
75 lines
2.2 KiB
Go
75 lines
2.2 KiB
Go
package email
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import (
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"fmt"
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"net/smtp"
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"git.dustin.coffee/hobokenchicken/dumpsterChat/internal/config"
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)
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type Mailer struct {
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cfg config.SMTPConfig
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}
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func NewMailer(cfg config.SMTPConfig) *Mailer {
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return &Mailer{cfg: cfg}
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}
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func (m *Mailer) Send(to, subject, body string) error {
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if m.cfg.Host == "" || m.cfg.Port == "" {
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return fmt.Errorf("SMTP is not configured")
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}
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auth := smtp.PlainAuth("", m.cfg.Username, m.cfg.Password, m.cfg.Host)
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msg := []byte("To: " + to + "\r\n" +
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"Subject: " + subject + "\r\n" +
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"Content-Type: text/html; charset=UTF-8\r\n" +
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"\r\n" +
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body + "\r\n")
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addr := m.cfg.Host + ":" + m.cfg.Port
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// Some servers (like STARTTLS on 587) require standard Dial, then StartTLS
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// We'll use smtp.SendMail which does STARTTLS automatically if the server supports it
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err := smtp.SendMail(addr, auth, m.cfg.Username, []string{to}, msg)
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if err != nil {
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// If standard SendMail fails due to TLS issues, fallback to manual TLS/STARTTLS if needed
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// But smtp.SendMail is usually sufficient for standard STARTTLS on port 587.
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return fmt.Errorf("failed to send email: %w", err)
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}
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return nil
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}
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func (m *Mailer) SendVerificationEmail(to, username, token, appURL string) error {
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subject := "Verify your dumpsterChat email"
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link := fmt.Sprintf("%s/verify-email?token=%s", appURL, token)
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body := fmt.Sprintf(`
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<h1>Welcome to dumpsterChat, %s!</h1>
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<p>Please verify your email address by clicking the link below:</p>
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<p><a href="%s">%s</a></p>
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<p>If you did not sign up for this account, you can safely ignore this email.</p>
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`, username, link, link)
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return m.Send(to, subject, body)
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}
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func (m *Mailer) SendPasswordResetEmail(to, username, token, appURL string) error {
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subject := "Reset your dumpsterChat password"
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link := fmt.Sprintf("%s/reset-password?token=%s", appURL, token)
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body := fmt.Sprintf(`
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<h1>Password Reset Request</h1>
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<p>Hi %s,</p>
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<p>We received a request to reset your password. Click the link below to set a new password:</p>
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<p><a href="%s">%s</a></p>
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<p>If you did not request this, please ignore this email.</p>
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`, username, link, link)
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return m.Send(to, subject, body)
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}
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func (m *Mailer) SendAnnouncement(to, subject, body string) error {
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return m.Send(to, subject, body)
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}
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