refactor: Update Nats handler and Hasura repository initialization

cmd/main/main.go

@@ -38,12 +38,14 @@ func setupApp() *cli.App {
 				Flags: []cli.Flag{
 					&cli.StringFlag{
 						Name:    "nats",
+						Aliases: []string{"n"},
 						Usage:   "Nats server address",
 						Value:   "nats://localhost:4222",
 						EnvVars: []string{"NATS_SERVER"},
 					},
 					&cli.StringFlag{
 						Name:    "topic",
+						Aliases: []string{"t"},
 						Usage:   "Nats topic to listen to",
 						Value:   "Telegram.Serial",
 						EnvVars: []string{"NATS_SUBJECT"},
@@ -81,7 +83,7 @@ func executeListen(c *cli.Context) error {
 	fmt.Println("Loaded configuration successfully")
 	log := utils.GetLogger()
 	log.Info("Starting nats subscriber")
-	handler := handlers.NewNatsHandler(cfg)
+	handler := handlers.New(cfg)
 	nats.Subscribe(cfg, &handlers.PlainTextMarshaler{}, handler)
 	return nil
 }

internal/handlers/message_handler.go

@@ -21,8 +21,11 @@ type MessageHandler struct {
 	hasuraRepo *repository.HasuraRepository
 }
 
-func NewNatsHandler(config *config.Config) *MessageHandler {
+func New(config *config.Config) *MessageHandler {
-	return &MessageHandler{config: config, hasuraRepo: repository.NewHasuraRepo(config.Hasura.Endpoint, config.Hasura.Secret)}
+	return &MessageHandler{
+		config:     config,
+		hasuraRepo: repository.New(config.Hasura.Endpoint, config.Hasura.Secret),
+	}
 }
 
 func (n *MessageHandler) HandleMessage(msg *message.Message) error {
@@ -39,7 +42,6 @@ func (n *MessageHandler) HandleMessage(msg *message.Message) error {
 		log.Infof("not parsed: [%s] : {%s} \n", msg.UUID, msg.Payload)
 	} else {
 		log.Infof("parsed [%s]: %v\n", msg.UUID, parsed)
-
 	}
 	n.SaveMessage(parsed, msg.UUID)
 	return nil

internal/repository/hasura.go

@@ -17,8 +17,8 @@ type HasuraRepository struct {
 	client graphql.Client
 }
 
-// NewHasuraRepo creates a new HasuraRepository
+// New creates a new HasuraRepository
-func NewHasuraRepo(endpoint, secret string) *HasuraRepository {
+func New(endpoint, secret string) *HasuraRepository {
 	src := oauth2.StaticTokenSource(
 		&oauth2.Token{AccessToken: os.Getenv("GRAPHQL_TOKEN")},
 	)