last fixes before presentation

get_maximal_parkingtime()
compute_product_price()
get_maximal_parkingprice()
compute_price_for_parking_ticket()
compute_duration_for_parking_ticket()
compute_duration_for_daily_ticket()
compute_price_for_daily_ticket():

In case main-tariff file contains an Includes-section, change to the
included tariff based on product-id (permit-type).

library/include/mobilisis/calculate_price.h

@@ -277,6 +277,12 @@ CalcState CALCULATE_LIBRARY_API init_tariff(parking_tariff_t **tariff,
 void CALCULATE_LIBRARY_API free_tariff(parking_tariff_t *tariff);
 int CALCULATE_LIBRARY_API get_zone_nr(int zone = -1);
 
+
+int CALCULATE_LIBRARY_API isOutOfService(Configuration const *cfg,
+                                         QDateTime const &dt);
+
+int CALCULATE_LIBRARY_API isOutOfService(QDateTime const &dt);
+
 int CALCULATE_LIBRARY_API compute_next_timestep(parking_tariff_t *tariff, int currentTimeMinutes,
                                                 int UpDown, PermitType const &permitType);
 

library/include/mobilisis/configuration.h

@@ -34,6 +34,8 @@
 
 #include <QVector>
 #include <optional>
+#include <QList>
+#include <QPair>
 
 using namespace std;
 using namespace rapidjson;
@@ -83,6 +85,11 @@ public:
     TariffOutOfServiceType TariffOutOfServices;
     ATBTariffPrepaidType TariffPrepaids;
     ATBTariffCarryOverType TariffCarryOvers;
+    QList<QPair<QString, QString>> TariffIncludes;
+
+    QTime ValidFrom;
+    int ValidForWeekDay{};
+    QStringList tariffFileName{};
 
 	/// <summary>
 	/// Parse JSON string
@@ -123,6 +130,9 @@ public:
     std::optional<ATBWeekDaysWorktime> getWeekDayWorkTime(QTime const &time, Qt::DayOfWeek dayOfWeek);
     std::optional<QVector<ATBWeekDaysWorktime>> getAllWeekDayWorkTimes();
 
+    QList<QPair<QString, QString>> const &getTariffIncludes() const { return TariffIncludes; }
+    QList<QPair<QString, QString>> &getTariffIncludes() { return TariffIncludes; }
+
     std::optional<QDateTime> prepaidStart(QDateTime const &start, int prepaid_option_id);
     int getPaymentOptionIndex(PERMIT_TYPE permitType);
     int getPaymentOptionIndex(PERMIT_TYPE permitType) const;

library/include/mobilisis/member_type.h

@@ -22,7 +22,8 @@ enum MemberType
     ProductType = 0x0F,
     InterpolationType = 0x10,
     PrepaidType = 0x11,
-    CarryOverType = 0x12
+    CarryOverType = 0x12,
+    IncludesType = 0x13
 };
 
 #endif // MEMBER_TYPE_H_INCLUDED

library/include/mobilisis/tariff_carryover.h

@@ -37,7 +37,7 @@ struct ATBTariffCarryOver {
         if (coif == "always") {
             m_carryOverIf = ApplyCarryOver::ALWAYS;
         } else {
-           qCritical() << "ERROR unknown carry over application" << coif;
+           qCritical() << __func__ << ":" << __LINE__ << "ERROR unknown carry over application" << coif;
         }
     }
 
@@ -65,13 +65,22 @@ struct ATBTariffCarryOver {
         int minutes = 0;
         QString end = m_range.m_end.toString(Qt::ISODate);
         if (end == "24:00:00") {
-            QDateTime t = dt.addDays(1);
-            t.setTime(QTime(0,0,0));
-            minutes = dt.secsTo(t) / 60;
+            // note: this did not work
+            // QDateTime t(dt.addDays(1));
+            // t.setTime(QTime(0,0,0));
+            // dt: 2024-10-27T00:00:00 EEST, but t: 2024-10-28T00:00:00 EET (!)
+            // so the difference is 1500 instead of 1440
+            // reason: change from summer to winter time
+
+            // compute minutes directly
+            if (dt.time().isValid()) {
+                minutes = 1440 - (dt.time().hour() * 60 + dt.time().minute());
+            }
         } else {
-            QDateTime t(dt);
-            t.setTime(QTime::fromString(end, Qt::ISODate));
-            minutes = dt.secsTo(t) / 60;
+            QTime t(QTime::fromString(end, Qt::ISODate));
+            if (t.isValid() && dt.time().isValid()) {
+                minutes = (t.hour() * 60 + t.minute()) - (dt.time().hour() * 60 + dt.time().minute());
+            }
         }
 
         if (minutes < 0 || minutes > m_range.m_duration) {

library/include/mobilisis/tariff_permit_type.h

@@ -19,7 +19,12 @@ enum class PERMIT_TYPE : quint8 {
     SHORT_TERM_PARKING_CAMPER=12,
     DAY_TICKET_PKW=13,
     DAY_TICKET_BUS=14,
-    DAY_TICKET_CAMPER=15
+    DAY_TICKET_CAMPER=15,
+    FREE_TICKET=16,
+
+    TEST_PRODUCT_1=17,
+    TEST_PRODUCT_2=18,
+    PRODUCT_MAX
 };
 
 struct PermitType {
@@ -73,6 +78,15 @@ struct PermitType {
         case 15:
             m_permitType = PERMIT_TYPE::DAY_TICKET_CAMPER;
             break;
+        case 16:
+            m_permitType = PERMIT_TYPE::FREE_TICKET;
+            break;
+        case 17:
+            m_permitType = PERMIT_TYPE::TEST_PRODUCT_1;
+            break;
+        case 18:
+            m_permitType = PERMIT_TYPE::TEST_PRODUCT_2;
+            break;
         default:
             m_permitType = PERMIT_TYPE::INVALID;
         }
@@ -116,6 +130,12 @@ struct PermitType {
             return 14;
         case PERMIT_TYPE::DAY_TICKET_CAMPER:
             return 15;
+        case PERMIT_TYPE::FREE_TICKET:
+            return 16;
+        case PERMIT_TYPE::TEST_PRODUCT_1:
+            return 17;
+        case PERMIT_TYPE::TEST_PRODUCT_2:
+            return 18;
         default:
             break;
         }
@@ -132,9 +152,6 @@ struct PermitType {
         if (permitTypeStr == "DAY_TICKET_CHILD") {
             return PERMIT_TYPE::DAY_TICKET_CHILD;
         } else
-        if (permitTypeStr == "DAY_TICKET_ADULT") {
-            return PERMIT_TYPE::DAY_TICKET_ADULT;
-        } else
         if (permitTypeStr == "DAY_TICKET_TEEN") {
             return PERMIT_TYPE::DAY_TICKET_TEEN;
         } else
@@ -170,6 +187,15 @@ struct PermitType {
         } else
         if (permitTypeStr == "DAY_TICKET_CAMPER") {
             return PERMIT_TYPE::DAY_TICKET_CAMPER;
+        } else
+        if (permitTypeStr == "FREE_TICKET") {
+            return PERMIT_TYPE::FREE_TICKET;
+        } else
+        if (permitTypeStr == "TEST_PRODUCT_1") {
+            return PERMIT_TYPE::TEST_PRODUCT_1;
+        } else
+        if (permitTypeStr == "TEST_PRODUCT_2") {
+            return PERMIT_TYPE::TEST_PRODUCT_2;
         }
 
         return PERMIT_TYPE::INVALID;
@@ -207,6 +233,12 @@ struct PermitType {
             return QString("DAY_TICKET_BUS");
         case PERMIT_TYPE::DAY_TICKET_CAMPER:
             return QString("DAY_TICKET_CAMPER");
+        case PERMIT_TYPE::FREE_TICKET:
+            return QString("FREE_TICKET");
+        case PERMIT_TYPE::TEST_PRODUCT_1:
+            return QString("TEST_PRODUCT_1");
+        case PERMIT_TYPE::TEST_PRODUCT_2:
+            return QString("TEST_PRODUCT_2");
         default:
             break;
         }
@@ -245,6 +277,12 @@ struct PermitType {
             return QString("DAY_TICKET_BUS");
         case PERMIT_TYPE::DAY_TICKET_CAMPER:
             return QString("DAY_TICKET_CAMPER");
+        case PERMIT_TYPE::FREE_TICKET:
+            return QString("FREE_TICKET");
+        case PERMIT_TYPE::TEST_PRODUCT_1:
+            return QString("TEST_PRODUCT_1");
+        case PERMIT_TYPE::TEST_PRODUCT_2:
+            return QString("TEST_PRODUCT_2");
         default:
             break;
         }

library/include/mobilisis/tariff_prepaid.h

@@ -38,7 +38,7 @@ struct ATBTariffPrepaid {
         if (ppif == "always") {
             m_prepaidIf = ApplyPrepaid::ALWAYS;
         } else {
-           qCritical() << "ERROR unknown carry over application" << ppif;
+           qCritical() << __func__ << ":" << __LINE__ << "ERROR unknown carry over application" << ppif;
         }
     }
 

library/src/calculator_functions.cpp

@@ -379,7 +379,8 @@ Calculator::ComputeDurationFromCost(Configuration *cfg,
 
     int const pop_id = cfg->getPaymentOptions(paymentOptionIndex).pop_id;
     int const pop_accumulate_prices = cfg->getPaymentOptions(paymentOptionIndex).pop_accumulate_prices;
-    int const pop_max_price = cfg->getPaymentOptions(paymentOptionIndex).pop_max_price;
+    int const pop_max_price = cfg->getPaymentOptions(paymentOptionIndex).pop_max_price =
+                                cfg->getPaymentOptions(paymentOptionIndex).pop_max_price_save;
     int const pop_max_time = cfg->getPaymentOptions(paymentOptionIndex).pop_max_time;
     int const pop_min_price = cfg->getPaymentOptions(paymentOptionIndex).pop_min_price;
     int const pop_allow_overpay = cfg->getPaymentOptions(paymentOptionIndex).pop_allow_overpay;
@@ -452,13 +453,50 @@ Calculator::ComputeDurationFromCost(Configuration *cfg,
     netto_parking_time_in_minutes = 0;
     brutto_parking_time_in_minutes = 0;
     free_parking_time_in_minutes = 0;
+    int nettoParktimeForCost = 0;
 
-    int const nettoParktimeForCost = priceNettoParktime[int(cost)];
-    qCritical() << __func__ << ":" << __LINE__ << QString("cost=%1 nettoParkTimeForCost=%2").
-                                                        arg(cost).arg(nettoParktimeForCost);
+    if (priceNettoParktime.contains(int(cost))) {
+        nettoParktimeForCost = priceNettoParktime[int(cost)];
+        qCritical() << __func__ << ":" << __LINE__ << QString("cost=%1 nettoParkTimeForCost=%2").
+                                                            arg(cost).arg(nettoParktimeForCost);
+    } else {
+
+        // cannot find netto-parking time for cost (=price)
+        // this happens for direct coin input and should not happen otherwise
+        // take the value for the nearest value of cost and mark result as overpaid
+
+        QList <int> keys = priceNettoParktime.keys();   // keys (=prices) are sorted in ascending order
+        QSet<int> s; // make keys unique
+        for (int k = 0; k < keys.size(); ++k) {
+            if (keys[k] < cost) {
+                s << keys[k];
+            }
+        }
+        keys = s.values();
+        // sort in descending order
+        std::sort(std::begin(keys), std::end(keys), std::greater<>());
+        // qCritical() << __func__ << ":" << __LINE__ << "keys=" << keys;
+        if (!keys.isEmpty()) {
+            int const maxCost = keys[0];
+            auto const p = priceNettoParktime.equal_range(maxCost);
+            for (auto it = p.first; it != p.second; ++it) {
+                nettoParktimeForCost = std::max(nettoParktimeForCost, it.value());
+            }
+            ATBPaymentOption &po = cfg->getPaymentOptions(paymentOptionIndex);
+            po.pop_max_price = maxCost;
+            cfg->getPaymentOptions(paymentOptionIndex).pop_max_price = maxCost;
+            if (pop_allow_overpay) {
+                overPaid = true;
+            }
+            qCritical() << __func__ << ":" << __LINE__ << QString("cost=%1 -> maxCost=%2 nettoParkTimeForCost=%3").
+                                                            arg(cost).arg(maxCost).arg(nettoParktimeForCost);
+        } else {
+            qCritical() << __func__ << ":" << __LINE__ << "ERROR empty keys -> check tariff file";
+        }
+    }
 
     int cnt = 0;
-    while (++cnt < 10 && netto_parking_time_in_minutes < nettoParktimeForCost) {
+    while (++cnt < 20 && netto_parking_time_in_minutes < nettoParktimeForCost) {
         // qCritical() << __func__ << ":" << __LINE__ << "cnt [" << cnt;
 
         brutto_parking_time_in_minutes = free_parking_time_in_minutes + netto_parking_time_in_minutes;
@@ -711,6 +749,10 @@ Calculator::ComputeCostFromDuration(Configuration *cfg, QDateTime const &startDa
     CalcState returnState;
 
     QList<int> keys = nettoParktimePrice.keys();
+
+    qCritical() << __func__ << ":" << __LINE__ << "Times Keys" << keys;
+    qCritical() << __func__ << ":" << __LINE__ << "Prices Keys" << priceNettoParktime.keys();
+
     int index = keys.indexOf(nettoParkingTime);
     if (index != -1) {
         int c = nettoParktimePrice[keys.at(index)];
@@ -912,7 +954,8 @@ Calculator::GetDurationFromCost(Configuration* cfg,
                 }
 
                 int const pop_id = cfg->getPaymentOptions(paymentOptionIndex).pop_id;
-                int const pop_max_price = cfg->getPaymentOptions(paymentOptionIndex).pop_max_price;
+                int const pop_max_price = cfg->getPaymentOptions(paymentOptionIndex).pop_max_price
+                                            = cfg->getPaymentOptions(paymentOptionIndex).pop_max_price_save;
                 //int const pop_max_time = cfg->getPaymentOptions(paymentOptionIndex).pop_max_time;
                 int const pop_min_price = cfg->getPaymentOptions(paymentOptionIndex).pop_min_price;
                 int const pop_allow_overpay = cfg->getPaymentOptions(paymentOptionIndex).pop_allow_overpay;
@@ -3584,7 +3627,9 @@ uint32_t Calculator::GetPriceForTimeStep(Configuration *cfg, int timeStep, int p
             qCritical() << "(" << __func__ << ":" << __LINE__ << ") timeStep" << timeStep;
         }
 
-        if (timeStep == pun_duration) {
+        // allow some tolerance when searching for [timeStep == pun_duration]:
+        // this might happen when crossing minute boundaries
+        if (std::abs(timeStep - pun_duration) < 4) {
             qCritical() << "(" << __func__ << ":" << __LINE__ << ") return price" << price;
             return price;
         }
@@ -3655,6 +3700,9 @@ Calculator::GetDailyTicketPrice(Configuration* cfg,
         if (dailyTickets) {
             QVector<ATBDailyTicket> const tickets = dailyTickets.value();
             switch (permitType) {
+                case PERMIT_TYPE::FREE_TICKET: {
+                    // TODO
+                } break;
                 case PERMIT_TYPE::TWENTY_FOUR_HOURS_TICKET: {
                     // TODO
                 } break;
@@ -3742,6 +3790,10 @@ Calculator::GetDailyTicketPrice(Configuration* cfg,
                 // [[fallthrough]];
                 case PERMIT_TYPE::SHORT_TERM_PARKING: {
                 }
+                case PERMIT_TYPE::TEST_PRODUCT_1: {
+                }
+                case PERMIT_TYPE::TEST_PRODUCT_2: {
+                }
                 // [[fallthrough]];
                 case PERMIT_TYPE::DAY_TICKET: {
                 } break;

library/src/configuration.cpp

@@ -17,6 +17,8 @@
 #include <QString>
 #include <QDebug>
 #include <QRegularExpression>
+#include <QPair>
+#include <QList>
 
 /// <inheritdoc/>
 MemberType Configuration::IdentifyJsonMember(const char* member_name)
@@ -46,6 +48,7 @@ MemberType Configuration::IdentifyJsonMember(const char* member_name)
     if (strcmp(member_name, "Interpolation") == 0) return MemberType::InterpolationType;
     if (strcmp(member_name, "Prepaid") == 0) return MemberType::PrepaidType;
     if (strcmp(member_name, "CarryOver") == 0) return MemberType::CarryOverType;
+    if (strcmp(member_name, "Includes") == 0) return MemberType::IncludesType;
     else return MemberType::UnknownType;
 }
 
@@ -70,7 +73,7 @@ ATBWeekDay parseWeekDay(Configuration &cfg,
         // start with new implementation of tariff-calculator
         // see for instance: bad neuenahr (249), Zone5
 
-        // qCritical() << __func__ << ":" << __LINE__ << innerObjName;
+        qCritical() << __func__ << ":" << __LINE__ << innerObjName;
 
         if (k->value.IsObject()) {
             auto obj = k->value.GetObject();
@@ -171,8 +174,9 @@ ATBWeekDay parseWeekDay(Configuration &cfg,
                                                                 if (!d.isNull() && d.isValid()) {
                                                                     TariffPrepaid.m_date = d;
                                                                 }
-                                                                TariffPrepaid.setPrepaidIf(prepaidIf);
-
+                                                                if (!prepaidIf.isNull() && !prepaidIf.trimmed().isEmpty()) {
+                                                                    TariffPrepaid.setPrepaidIf(prepaidIf);
+                                                                }
                                                                 qCritical() << TariffPrepaid;
 
                                                                 cfg.TariffPrepaids.insert(std::pair<int, ATBTariffPrepaid>(weekDay, TariffPrepaid));
@@ -258,7 +262,7 @@ ATBWeekDay parseWeekDay(Configuration &cfg,
                                                                 if (!d.isNull() && d.isValid()) {
                                                                     TariffCarryOver.m_date = d;
                                                                 }
-                                                                if (!carryOverIf.isEmpty()) {
+                                                                if (!carryOverIf.isNull() && !carryOverIf.trimmed().isEmpty()) {
                                                                     TariffCarryOver.setCarryOverIf(carryOverIf);
                                                                 }
 
@@ -461,6 +465,14 @@ ATBWeekDay parseWeekDay(Configuration &cfg,
 
                 }
             }
+            ATBTariffSettings ts(max_price, min_price, max_time, min_time);
+            ATBTariffCarryOverSettings cs(duration, start, end, parking_time_limit, about_to_exceed_limit,
+                                          parkTimeLimitChecker);
+            if (!d.isNull() && d.isValid()) { // special day, given in date-format
+                WeekDay = ATBWeekDay(weekDay, weekDayName, ATBWeekDay::HOLIDAY, QDate(), ts, cs);
+            } else {
+                WeekDay = ATBWeekDay(weekDay, weekDayName, ATBWeekDay::USUAL_WEEKDAY, QDate(), ts, cs);
+            }
         }
     } else
     if (innerObjName == QString("week_day_default")) {
@@ -810,6 +822,7 @@ bool Configuration::ParseJson(Configuration* cfg, const char* json)
             ATBInterpolation TariffInterpolation;
             ATBPrepaid TariffPrepaidOption;
             ATBCarryOver TariffCarryOver;
+            QList<QPair<QString, QString>> TariffIncludes;
 
             MemberType mb_type = MemberType::UnknownType;
             this->currentPaymentOptions.clear();
@@ -875,32 +888,32 @@ bool Configuration::ParseJson(Configuration* cfg, const char* json)
                         break;
                     case MemberType::WeekDaysType: {
                         ATBWeekDay WeekDay;
-                        if (QString(mb_name) == "Monday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Monday, mb_name);
+                        if (QString(mb_name).trimmed() == "Monday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Monday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Tuesday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Tuesday, mb_name);
+                        if (QString(mb_name).trimmed() == "Tuesday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Tuesday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Wednesday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Wednesday, mb_name);
+                        if (QString(mb_name).trimmed() == "Wednesday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Wednesday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Thursday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Thursday, mb_name);
+                        if (QString(mb_name).trimmed() == "Thursday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Thursday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Friday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Friday, mb_name);
+                        if (QString(mb_name).trimmed() == "Friday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Friday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Saturday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Saturday, mb_name);
+                        if (QString(mb_name).trimmed() == "Saturday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Saturday, QString(mb_name).trimmed());
                         } else
-                        if (QString(mb_name) == "Sunday") {
-                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Sunday, mb_name);
+                        if (QString(mb_name).trimmed() == "Sunday") {
+                            WeekDay = parseWeekDay(*cfg, k, inner_obj_name, Qt::Sunday, QString(mb_name).trimmed());
                         } else {
                             qCritical() << "ERROR: unknown week day" << mb_name;
                         }
 
                         cfg->WeekDays.insert(pair<Qt::DayOfWeek, ATBWeekDay>(WeekDay.m_id, WeekDay));
-                        // qCritical() << WeekDay;
+                        qCritical() << __func__ << ":" << __LINE__ << cfg << "CCCC insert" << (int)WeekDay.m_id << WeekDay.m_name;
 
                     } break;
                     case MemberType::CarryOverType: {
@@ -1341,6 +1354,9 @@ bool Configuration::ParseJson(Configuration* cfg, const char* json)
                         else if (strcmp(inner_obj_name, "pcu_minor") == 0) Currency.pcu_minor = k->value.GetString();
                         else if (strcmp(inner_obj_name, "pcu_active") == 0) Currency.pcu_active = k->value.GetBool();
                         break;
+                    case MemberType::IncludesType:
+                        TariffIncludes << QPair<QString, QString>(QString(inner_obj_name), k->value.GetString());
+                        break;
                     case MemberType::PaymentMethodType:
                         if (strcmp(inner_obj_name, "pme_id") == 0) PaymentMethod.pme_id = k->value.GetInt();
                         else if (strcmp(inner_obj_name, "pme_label") == 0) PaymentMethod.pme_label = k->value.GetString();
@@ -1630,6 +1646,9 @@ bool Configuration::ParseJson(Configuration* cfg, const char* json)
                     cfg->TariffCarryOverOptions.insert(pair<int, ATBCarryOver>(TariffCarryOver.id, TariffCarryOver));
                     // qCritical() << TariffCarryOver;
                     break;
+                case MemberType::IncludesType:
+                    cfg->TariffIncludes = TariffIncludes;
+                    // qCritical() << "TariffIncludes" << cfg->TariffIncludes;
                 default:
                      break;
                 }

main/main.cpp

@@ -211,21 +211,73 @@ static bool test_neuhauser_kirchdorf(int step, double cost) {
     return 0;
 */
 
+#include <QProcess>
+#include <QCoreApplication>
+QString getCalculatorLibVersion() {
+    static QString v;
+    if (v.isEmpty()) {
+        QProcess shell;
+        QString command = QString("cat /proc/%1/maps | awk '{print $6;}' | grep 'libmobilisis_calc' | uniq").arg(QCoreApplication::applicationPid());
+
+        shell.start("/bin/bash", {"-c", command});
+        if ( shell.waitForFinished( 5000 )) {
+            v = shell.readAllStandardOutput();
+            // /usr/lib/libmobilisis_calc.so.2.3.99-18
+            if (!v.isEmpty()) {
+                QStringList vlst = v.trimmed().split("/", QString::SkipEmptyParts);
+                if (vlst.size() > 0) {
+                    vlst = vlst.last().split(".", QString::SkipEmptyParts);
+                    if (vlst.size() > 4) {
+                        v = QString("%1.%2.%3").arg(vlst[2]).arg(vlst[3]).arg(vlst[4]);
+                    }
+                }
+            }
+        }
+    }
+    return v;
+}
+
+bool isProductSupportedInCalculatorLib(QString const &product) {
+    bool supported{false};
+
+    QProcess shell;
+    QString command = QString("cat /proc/%1/maps | awk '{print $6;}' | grep 'libmobilisis_calc' | uniq | xargs strings | grep %2").arg(QCoreApplication::applicationPid()).arg(product);
+
+    shell.start("/bin/bash", {"-c", command});
+    if ( shell.waitForFinished( 5000 )) {
+        QString s = shell.readAllStandardOutput().trimmed();
+        // /usr/lib/libmobilisis_calc.so.2.3.99-18
+        if (!s.isEmpty() && (s == product)) {
+            qCritical() << "product" << s << "supported";
+            supported = true;
+        } else {
+            qCritical() << "product" << product << "not supported";
+        }
+    }
+
+    return supported;
+}
 
 int main() {
 
-
+    qCritical() << getCalculatorLibVersion();
+    isProductSupportedInCalculatorLib("FREE_TICKET");
+    return 0;
     //487     {
     //  488         "pra_payment_option_id": 1049,
     //  489         "pra_payment_unit_id": 84,
     //  490         "pra_price":"840"
     //>>491     }
 
-    //for (int i = 1; i < 85; ++i) {
-    //printf("{\n    \"\pra_payment_option_id\": 1049,\n    \"\pra_payment_unit_id\": %d,\n    \"pra_price\": %d\n},\n",
-    //       i, i*10);
+    //for (int i = 1; i < 346; ++i) {
+    //printf("{\n    \"pun_id\": %i,\n    \"pun_duration\": %d\n},\n",
+    //       i, 60 + i*4);
     //}
-    //return 0;
+    for (int i = 1; i < 361; ++i) {
+    printf("{\n    \"pra_payment_option_id\": 1049,\n    \"pra_payment_unit_id\": %i,\n    \"pra_price\":%i\n},\n",
+           i, i*10);
+    }
+    return 0;
 #if 0
     MessageHelper msgHelp;
     // msgHelp.createLoginMessageChunksToSend(0x02);

main/main.pro

@@ -1,3 +1,5 @@
+QT += core
+
 TEMPLATE = app
 TARGET = main