Implement getTariffProductForProductTypeName().

Use the type names of PERMIT_TYPE, not real indices as they can change.

library/src/configuration.cpp

@@ -717,6 +717,27 @@ Configuration::getTariffProductForAllKeys() const {
     return value;
 }
 
+std::optional<QVector<ATBTariffProduct>>
+Configuration::getTariffProductForProductTypeName(QString const &permitTypeName) const {
+    QVector<ATBTariffProduct> products;
+    std::optional<QVector<ATBTariffProduct>> value;
+
+    products.clear();
+
+    for(const auto &product: this->TariffProduct) {
+        ATBTariffProduct const &v = product.second;
+        if (v.m_tariff_product_name == permitTypeName) {
+            products.append(v);
+        }
+    }
+
+    if (products.size() > 0) {
+        value = value.value_or(products);
+    }
+
+    return value;
+}
+
 std::optional<QVector<ATBTariffProduct>>
 Configuration::getTariffProductForProductId(PermitType permitType) const {
     QVector<ATBTariffProduct> products;