fixed some typos

orders/order.go

@@ -38,16 +38,16 @@ func InitStripe(secret string) { stripe.Key = secret }
 func parseFloat(input string) (int, error) {
 	val, err := strconv.ParseFloat(input, 64)
 	if err != nil {
-		return 0, fmt.Errorf("Invalid float format")
+		return 0, fmt.Errorf("Nieprawidłowa wartość")
 	}
 
 	if val < 0 || val > 100 {
-		return 0, fmt.Errorf("Value must be between 0 and 100")
+		return 0, fmt.Errorf("Wartość musi być między 0 a 100")
 	}
 
 	doubled := val * 2
 	if math.Abs(doubled-math.Round(doubled)) > 1e-9 {
-		return 0, fmt.Errorf("Value must be a multiple of 0.5")
+		return 0, fmt.Errorf("Wartość musi być wielokrotnością 0,5")
 	}
 
 	return int(math.Round(val * 100)), nil
@@ -66,23 +66,32 @@ func parseOrder(r *http.Request) (order, error) {
 	var errorList []error
 	o.name = strings.TrimSpace(r.PostFormValue("name"))
 	if !validName(o.name) {
-		errorList = append(errorList, fmt.Errorf("Invalid name"))
+		errorList = append(errorList, fmt.Errorf("Podaj imię i nazwisko"))
 	}
 	o.phone, err = parsePhone(r.PostFormValue("phone"))
 	if err != nil {
 		errorList = append(errorList, err)
 	}
+	total := 0
 	for _, item := range data.Swieta {
 		count, err := parseFloat(r.PostFormValue(item.Id))
 		if err != nil {
-			errorList = append(errorList, fmt.Errorf("Can't parse the count for %v: %v", item.Name, err))
+			errorList = append(errorList, fmt.Errorf("Nieprawidłowa ilość dla: %v", item.Name))
 			continue
 		}
 		if count%10 == 5 && !item.Halveable {
-			errorList = append(errorList, fmt.Errorf("This item can't be bought in fractions %v", item.Name))
+			errorList = append(errorList, fmt.Errorf("Produktu %v nie można zamówić w ułamkowej ilości", item.Name))
 			continue
 		}
 		o.items = append(o.items, listItem{item.Id, count})
+		price, err := strconv.Atoi(item.Price)
+		if err != nil {
+			continue
+		}
+		total += count * price
+	}
+	if total < 5000 {
+		errorList = append(errorList, fmt.Errorf("Minimalna wartość zamówienia wynosi 50zł"))
 	}
 	return o, errors.Join(errorList...)
 }