Add compute_next_timestep()

library/include/mobilisis/calculate_price.h

@@ -109,6 +109,8 @@ 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 compute_next_timestep(parking_tariff_t *tariff, int currentTimeMinutes, int UpDown);
+
 CalcState CALCULATE_LIBRARY_API compute_price_for_parking_ticket(       // deprecated
                                             parking_tariff_t *tariff,
                                             time_t start_parking_time,

library/include/mobilisis/calculator_functions.h

@@ -27,7 +27,7 @@ public:
     /// <param name="end_datetime">Date/time of park end to be conducted in ISO8601 format (e.g. 2022-12-25T08:00:00Z) </param>
 	/// <param name="durationMin">Duration of parking in minutes</param>
 	/// <returns>Returns cost (data type: double)</returns>
-    double GetCostFromDuration(Configuration* cfg, uint8_t vehicle_type, const QDateTime start_datetime, QDateTime & end_datetime, int durationMin, bool nextDay = false, bool prepaid = false);
+    double GetCostFromDuration(Configuration* cfg, uint8_t vehicle_type, const QDateTime start_datetime, QDateTime & end_datetime, double durationMin, bool nextDay = false, bool prepaid = false);
 
     // Daily ticket
     QDateTime GetDailyTicketDuration(Configuration* cfg, const QDateTime start_datetime, uint8_t payment_option, bool carry_over);
@@ -43,9 +43,6 @@ private:
     // For tariff of following structure: only steps, no special days, nonstop.
     uint32_t GetCostFromDuration(Configuration *cfg, QDateTime const &start, quint64 durationMinutes) const;
     uint32_t GetCostFromDuration(Configuration *cfg, QDateTime const &start, QDateTime const &end) const;
-
-
-    //
     uint32_t GetPriceForTimeStep(Configuration *cfg, int timeStep) const;
     uint32_t GetDurationForPrice(Configuration *cfg, int price) const;
 };

library/include/mobilisis/tariff_time_range.h

@@ -1,28 +1,17 @@
+// #pragma once
 #ifndef TARIFF_TIME_RANGE_H_INCLUDED
 #define TARIFF_TIME_RANGE_H_INCLUDED
 
-#include <QTime>
+#include <ctime>
 
 /// <summary>
 /// Time range definition
 /// </summary>
 class TariffTimeRange {
-    QTime m_time_from;
-    QTime m_time_until;
-
 public:
-
+	time_t time_from;
-    TariffTimeRange()
+    time_t time_to;
-    : m_time_from(QTime())
+    TariffTimeRange() : time_from(0), time_to(0) {}
-    , m_time_until(QTime()) {}
-
-    void setTimeRange(QTime const& from, QTime const &until) {
-        m_time_from = from;
-        m_time_until = until;
-    }
-
-    QTime const &getTimeFrom() const { return m_time_from; }
-    QTime const &getTimeUntil() const { return m_time_until; }
 };
 
 #endif // TARIFF_TIME_RANGE_H_INCLUDED

library/src/calculate_price.cpp

@@ -93,6 +93,44 @@ void CALCULATE_LIBRARY_API free_tariff(parking_tariff_t *tariff) {
 }
 
 
+//
+// UpDown 1 -> up; 0 -> down
+int CALCULATE_LIBRARY_API compute_next_timestep(parking_tariff_t *tariff, int currentTimeMinutes, int UpDown)
+{
+    static const QList<int> stepList = calculator.GetTimeSteps(tariff);
+
+    int currentStepIndex = stepList.indexOf(currentTimeMinutes);
+
+    if (currentStepIndex == -1) {
+        qCritical() << "compute_next_timestep() *NO STEP* for currentTimeMinutes (" << currentTimeMinutes << ")";
+        return  currentTimeMinutes;
+    }
+
+    if (UpDown == 1) { // UP
+        if (stepList[currentStepIndex] == stepList.last()) {
+            qCritical() << "compute_next_timestep() *NO NEXT STEP* for currentTimeMinutes (" << currentTimeMinutes << ")";
+            return  currentTimeMinutes;
+        }
+        else {
+            return stepList[currentStepIndex + 1];
+        }
+    }
+    if (UpDown == 0) { // DOWN
+        if (stepList[currentStepIndex] == stepList.first()) {
+            qCritical() << "compute_next_timestep() *NO PREVIOUS STEP* for currentTimeMinutes (" << currentTimeMinutes << ")";
+            return  currentTimeMinutes;
+        }
+        else {
+            return stepList[currentStepIndex - 1];
+        }
+    }
+
+    qCritical() << "compute_next_timestep() *CAN NOT COMPUTE* for currentTimeMinutes (" << currentTimeMinutes << ")";
+    return  currentTimeMinutes;
+}
+
+
+
 // this is currently not used
 CalcState CALCULATE_LIBRARY_API compute_price_for_parking_ticket(
         parking_tariff_t *tariff,

main/main.cpp

@@ -36,7 +36,7 @@ extern "C" char* strptime(const char* s,
 
 int main() {
 
-    std::ifstream input("/tmp/tariff_korneuburg.json");
+    std::ifstream input(QDir::homePath().append("/tariff01.json").toStdString());
     std::stringstream sstr;
     while(input >> sstr.rdbuf());
     std::string json(sstr.str());
@@ -47,12 +47,14 @@ int main() {
     bool isParsed = cfg.ParseJson(&cfg, json.c_str());
     cout << endl;
 
+    char const *startDate = "";
 
     if (isParsed)
     {
-        QDateTime start = QDateTime::fromString("2023-05-11T08:00:00",Qt::ISODate);
+        startDate = "2023-05-10T13:52:18.665Z";
-        QDateTime end = start.addSecs(120);
+        std::string duration = calculator.GetDurationFromCost(&cfg, 3, (char *)startDate, 33, false, true);
-        calculator.GetCostFromDuration(&cfg, 3, start, end, 60);
+        cout << "---> startDate " << startDate << " _price_ = " << 33
+             << " Total duration is: " << duration << endl;
     }
 
     return 0;
@@ -67,7 +69,6 @@ int main() {
     if (init_tariff(&tariff, "/etc/psa_tariff/")) {      
         struct price_t price;
         memset(&price, 0x00, sizeof(price));
-
         QDateTime start = QDateTime::fromString("2023-05-11T07:50:00",Qt::ISODate); //QDateTime::currentDateTime();
         time_t start_parking_time = start.toSecsSinceEpoch() / 60;
         time_t end_parking_time = start_parking_time + 615;

test-files/tariff_korneuburg.json

@@ -1,160 +0,0 @@
-{
-  "Project" :   "Korneuburg",
-  "Version" :   "1.0.0",
-  "Info"    :   "",
-  "Currency": [
-    {
-      "pcu_id": 2,
-      "pcu_sign": "€",
-      "pcu_major": "EUR",
-      "pcu_minor": "",
-      "pcu_active": true
-    }
-  ],
-  "PaymentMethod": [
-    {
-      "pme_id": 1,
-      "pme_label": "progressive"
-    },
-    {
-      "pme_id": 2,
-      "pme_label": "degressive"
-    },
-    {
-      "pme_id": 3,
-      "pme_label": "linear"
-    },
-    {
-      "pme_id": 4,
-      "pme_label": "steps"
-    }
-  ],
-  "PaymentOption": [
-    {
-      "pop_id": 1049,
-      "pop_label": "Zone 1",
-      "pop_payment_method_id": 3,
-      "pop_day_end_time": "00:00:00",
-      "pop_day_night_end_time": "00:00:00",
-      "pop_price_night": 0,
-      "pop_min_time": 30,
-      "pop_max_time": 180,
-      "pop_min_price": 60,
-      "pop_carry_over": 0,
-      "pop_daily_card_price": 0
-    }
-  ],
-  "PaymentRate": [
-    {
-      "pra_payment_option_id": 1049,
-      "pra_payment_unit_id": 1,
-      "pra_price": 10
-    }
-  ],
-  "Duration": [
-    {
-      "pun_id": 1,
-      "pun_label": "5 min",
-      "pun_duration": 5 
-    },
-    {
-      "pun_id": 3,
-      "pun_label": "15 min",
-      "pun_duration": 15
-    },
-    {
-      "pun_id": 4,
-      "pun_label": "1 min",
-      "pun_duration": 1
-    }
-  ],
-  "WeekDaysWorktime": [
-    {
-      "pwd_id": 621,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 1,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    },
-    {
-      "pwd_id": 621,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 1,
-      "pwd_time_from": "14:00:00",
-      "pwd_time_to": "18:00:00"
-    },
-    {
-      "pwd_id": 622,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 2,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    },
-    {
-      "pwd_id": 622,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 2,
-      "pwd_time_from": "14:00:00",
-      "pwd_time_to": "18:00:00"
-    },
-    {
-      "pwd_id": 623,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 3,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    },
-    {
-      "pwd_id": 623,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 3,
-      "pwd_time_from": "14:00:00",
-      "pwd_time_to": "18:00:00"
-    },
-    {
-      "pwd_id": 624,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 4,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    },
-    {
-      "pwd_id": 624,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 4,
-      "pwd_time_from": "14:00:00",
-      "pwd_time_to": "18:00:00"
-    },
-    {
-      "pwd_id": 625,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 5,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    },
-    {
-      "pwd_id": 625,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 5,
-      "pwd_time_from": "14:00:00",
-      "pwd_time_to": "18:00:00"
-    },
-    {
-      "pwd_id": 626,
-      "pwd_period_week_day_id": 36,
-      "pwd_period_day_in_week_id": 6,
-      "pwd_time_from": "08:00:00",
-      "pwd_time_to": "12:00:00"
-    }
-  ],
-  "PeriodYear": [
-    {
-      "pye_id": 8,
-      "pye_label": "Whole year",
-      "pye_start_month": 1,
-      "pye_start_day": 1,
-      "pye_end_month": 12,
-      "pye_end_day": 31
-    }
-  ]
-}