birthday-notifier/pkg/notifier/pushover/pushover.go

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2024-03-11 12:16:48 +00:00
// Package pushover provides a notifier to send birthday notifications
// using Pushover.net
package pushover
import (
"fmt"
"os"
"time"
"git.luzifer.io/luzifer/birthday-notifier/pkg/formatter"
"git.luzifer.io/luzifer/birthday-notifier/pkg/notifier"
"github.com/emersion/go-vcard"
"github.com/gregdel/pushover"
)
type (
// Notifier implements the notifier interface
Notifier struct{}
)
var _ notifier.Notifier = Notifier{}
// SendNotification implements the Notifier interface
func (Notifier) SendNotification(contact vcard.Card, when time.Time) error {
if contact.Name() == nil {
return fmt.Errorf("contact has no name")
}
var (
apiToken = os.Getenv("PUSHOVER_API_TOKEN")
userKey = os.Getenv("PUSHOVER_USER_KEY")
)
if apiToken == "" {
return fmt.Errorf("missing PUSHOVER_API_TOKEN env variable")
}
if userKey == "" {
return fmt.Errorf("missing PUSHOVER_USER_KEY env variable")
}
text, err := formatter.FormatNotificationText(contact, when)
if err != nil {
return fmt.Errorf("rendering text: %w", err)
}
var title string
for _, fn := range contact.FormattedNames() {
if fn.Value != "" {
title = fmt.Sprintf("%s (Birthday)", fn.Value)
}
}
if title == "" {
title = fmt.Sprintf("%s %s (Birthday)", contact.Name().GivenName, contact.Name().FamilyName)
}
message := &pushover.Message{
Message: text,
Title: title,
Sound: os.Getenv("PUSHOVER_SOUND"),
}
if _, err = pushover.New(apiToken).
SendMessage(message, pushover.NewRecipient(userKey)); err != nil {
return fmt.Errorf("sending notification: %w", err)
}
return nil
}