Rework engine to apply changes at the end & add pushover notification

helpers/config.go

@@ -11,6 +11,11 @@ type Config struct {
 	Hetzner struct {
 		ApiToken string `env:"HETZNER_API_TOKEN"`
 	}
+	PushOver struct {
+		Enable  bool   `env:"PUSHOVER_ENABLE"`
+		AppKey  string `env:"PUSHOVER_APP_KEY"`
+		UserKey string `env:"PUSHOVER_USER_KEY"`
+	}
 }
 
 var configParsed bool

helpers/pushover.go

@@ -0,0 +1,44 @@
+package helpers
+
+import (
+	"fmt"
+
+	"github.com/gregdel/pushover"
+)
+
+type PushoverMessage struct {
+	AppKey  string
+	UserKey string
+	Title   string
+	Message string
+}
+
+func PushoverSendMessage(message PushoverMessage) error {
+	if len(message.AppKey) == 0 {
+		return fmt.Errorf("pushover app key is required")
+	}
+
+	if len(message.UserKey) == 0 {
+		return fmt.Errorf("pushover user key is required")
+	}
+
+	if len(message.Message) == 0 {
+		return fmt.Errorf("pushover message is required")
+	}
+
+	app := pushover.New(message.AppKey)
+	user := pushover.NewRecipient(message.UserKey)
+
+	var msg *pushover.Message
+	if len(message.Title) > 0 {
+		msg = pushover.NewMessageWithTitle(
+			message.Message,
+			message.Title,
+		)
+	} else {
+		msg = pushover.NewMessage(message.Message)
+	}
+
+	_, err := app.SendMessage(msg, user)
+	return err
+}