feat: order action per status change

app/utils/localeExtractor/localeExtractor.go

@@ -14,6 +14,14 @@ func GetLangID(c fiber.Ctx) (uint, bool) {
 	return user_locale.OriginalUser.LangID, true
 }
 
+func GetOriginalUserID(c fiber.Ctx) (uint, bool) {
+	user_locale, ok := c.Locals(constdata.USER_LOCALE).(*model.UserLocale)
+	if !ok || user_locale.OriginalUser == nil {
+		return 0, false
+	}
+	return user_locale.OriginalUser.ID, true
+}
+
 func GetUserID(c fiber.Ctx) (uint, bool) {
 	user_locale, ok := c.Locals(constdata.USER_LOCALE).(*model.UserLocale)
 	if !ok || user_locale.User == nil {

app/utils/responseErrors/responseErrors.go

@@ -71,6 +71,8 @@ var (
 	// Typed errors for orders handler
 	ErrEmptyCart          = errors.New("the cart is empty")
 	ErrUserHasNoSuchOrder = errors.New("user does not have order with given id")
+	ErrInvalidStatus      = errors.New("invalid order status")
+	ErrOrderNotFound      = errors.New("order not found")
 
 	// Typed errors for price reduction handler
 	ErrInvalidReductionType  = errors.New("invalid reduction type: must be 'amount' or 'percentage'")
@@ -314,7 +316,8 @@ func GetErrorStatus(err error) int {
 		errors.Is(err, ErrMaxAmtOfAddressesReached),
 		errors.Is(err, ErrUserHasNoSuchAddress),
 		errors.Is(err, ErrInvalidCountryID),
-		errors.Is(err, ErrInvalidAddressJSON):
+		errors.Is(err, ErrInvalidAddressJSON),
+		errors.Is(err, ErrInvalidStatus):
 		return fiber.StatusBadRequest
 	case errors.Is(err, ErrSpecificPriceNotFound):
 		return fiber.StatusNotFound