vingo: card register status endpoint

vingo/handlers/cards.go

@@ -7,7 +7,7 @@ import (
 	"github.com/gofiber/fiber/v2"
 )
 
-func StartCardRegisterAPI(c *fiber.Ctx) error {
+func StartCardRegister(c *fiber.Ctx) error {
 	user := getUserFromStore(c)
 
 	if time.Now().Before(registering_end) {
@@ -23,23 +23,6 @@ func StartCardRegisterAPI(c *fiber.Ctx) error {
 	return c.Status(200).JSON(map[string]bool{})
 }
 
-func StartCardRegister(c *fiber.Ctx) error {
-	// keep track of the user that initiated the request in global state
-	// since only one user can be registering a card at a time
-	user := getUserFromStore(c)
-
-	if time.Now().Before(registering_end) {
-		return c.Status(400).SendString("Another user is already registering a card")
-	}
-
-	registering_user = user.Id
-	registering_end = time.Now().Add(time.Minute)
-
-	logger.Println("Card registration started by user", registering_user)
-
-	return c.Status(200).Redirect("/cards")
-}
-
 func Cards(c *fiber.Ctx) error {
 	user := getUserFromStore(c)
 	cards, err := database.GetCardsForUser(user.Id)
@@ -50,3 +33,10 @@ func Cards(c *fiber.Ctx) error {
 
 	return c.JSON(cards)
 }
+
+func CardRegisterStatus(c *fiber.Ctx) error {
+	user := getUserFromStore(c)
+	register_ongoing := time.Now().Before(registering_end)
+	is_current_user := registering_user == user.Id
+	return c.JSON(map[string]bool{"registering": register_ongoing, "isCurrentUser": is_current_user})
+}

vingo/main.go

@@ -45,7 +45,8 @@ func main() {
 		api.Get("/leaderboard", handlers.Leaderboard)
 		api.Get("/scans", handlers.Scans)
 		api.Get("/cards", handlers.Cards)
-		api.Post("/cards/register", handlers.StartCardRegisterAPI)
+		api.Get("/cards/register", handlers.CardRegisterStatus)
+		api.Post("/cards/register", handlers.StartCardRegister)
 		api.Get("/settings", handlers.Settings)
 
 		admin := api.Group("/admin", handlers.IsAdmin)