57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
package service
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import (
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"context"
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"fmt"
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"log/slog"
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"net/smtp"
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"spend-sparrow/internal/types"
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)
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type Mail interface {
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// Sending an email is a fire and forget operation. Thus no error handling
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SendMail(ctx context.Context, to string, subject string, message string)
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}
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type MailImpl struct {
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server *types.Settings
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}
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func NewMail(server *types.Settings) MailImpl {
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return MailImpl{server: server}
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}
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func (m MailImpl) SendMail(ctx context.Context, to string, subject string, message string) {
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go m.internalSendMail(ctx, to, subject, message)
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}
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func (m MailImpl) internalSendMail(ctx context.Context, to string, subject string, message string) {
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if m.server.Smtp == nil {
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return
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}
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s := m.server.Smtp
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auth := smtp.PlainAuth("", s.User, s.Pass, s.Host)
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msg := fmt.Sprintf(
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`From: %v <%v>
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To: %v
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Subject: %v
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MIME-version: 1.0;
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Content-Type: text/html; charset="UTF-8";
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%v`,
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s.FromName,
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s.FromMail,
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to,
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subject,
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message)
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slog.InfoContext(ctx, "sending mail", "to", to)
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err := smtp.SendMail(s.Host+":"+s.Port, auth, s.FromMail, []string{to}, []byte(msg))
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if err != nil {
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slog.ErrorContext(ctx, "Error sending mail", "err", err)
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}
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}
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