#ifndef CALCULATOR_FUNCTIONS_H_INCLUDED #define CALCULATOR_FUNCTIONS_H_INCLUDED #include <iostream> #include <optional> #include "configuration.h" #include "calculate_price.h" #include "payment_method.h" #include "ticket.h" #include "tariff_time_range.h" #include <QDateTime> using namespace std; class Calculator { mutable QList<int> m_timeSteps; mutable QList<int> m_priceSteps; protected: explicit Calculator() = default; public: Calculator(Calculator const &other) = delete; void operator=(Calculator const &) = delete; static Calculator &GetInstance() { static Calculator c; return c; } void ResetTimeSteps() { m_timeSteps.clear(); } QList<int> timeSteps() const { return m_timeSteps; } void ResetPriceSteps() { m_priceSteps.clear(); } QList<int> priceSteps() const { return m_priceSteps; } CalcState isParkingAllowed(Configuration const *cfg, QDateTime const &start); /// <summary> /// Gets duration in seconds from cost /// </summary> /// <param name="tariff_cfg">Pointer to configuration</param> /// <param name="vehicle_type">Type of vehicle</param> /// <param name="start_datetime">Date/time of payment to be conducted in ISO8601 format (e.g. 2022-12-25T08:00:00Z)</param> /// <param name="price"></param> /// <returns>Returns duration in seconds (data type: double)</returns> std::string GetDurationFromCost(Configuration* cfg, uint8_t vehicle_type, char const* start_datetime, double price, bool nextDay = false, bool prepaid = false); /// <summary> /// Gets cost from duration in seconds /// </summary> /// <param name="tariff_cfg">Pointer to configuration</param> /// <param name="vehicle_type">Type of vehicle</param> /// <param name="start_datetime">Date/time of payment to be conducted in ISO8601 format (e.g. 2022-12-25T08:00:00Z) </param> /// <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, QDateTime &start_datetime, QDateTime & end_datetime, int durationMin, bool nextDay = false, bool prepaid = false); // Daily ticket QDateTime GetDailyTicketDuration(Configuration* cfg, const QDateTime start_datetime, uint8_t payment_option, bool carry_over); std::optional<struct price_t> GetDailyTicketPrice(Configuration* cfg, QDateTime const &startDatetime, QDateTime &endTime, PERMIT_TYPE permitType); // // helper function to find time steps for a tariff with PaymentMethod::Steps // (e.g. Schoenau/Koenigsee) // QList<int> GetTimeSteps(Configuration *cfg) const; QList<int> GetSteps(Configuration *cfg) const { return GetTimeSteps(cfg); } QList<int> GetPriceSteps(Configuration *cfg) const; // additional helper functions bool noSpecialDays(Configuration const *cfg) const { return (cfg->SpecialDays.size() == 0) && (cfg->SpecialDaysWorktime.size() == 0); } bool specialDays(Configuration const *cfg) const { return !noSpecialDays(cfg); } bool tariffIs24_7(Configuration const *cfg) const { return (cfg->YearPeriod.size() == 0 && cfg->SpecialDays.size() == 0 && cfg->SpecialDaysWorktime.size() == 0); } // testing public: // Introduced for PaymentMethod::Steps (e.g. Schoenau) // 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; private: Ticket private_GetCostFromDuration(Configuration const* cfg, QDateTime const &start, int durationMinutes, bool prepaid = false); Ticket private_GetDurationFromCost(Configuration *cfg, QDateTime const &start, uint32_t price, bool prepaid = false); bool checkDurationMinutes(int minParkingTime, int maxParkingTime, int durationMinutes); // uint32_t GetPriceForTimeStep(Configuration *cfg, int timeStep) const; uint32_t GetPriceForStep(Configuration *cfg, int step) const { return GetPriceForTimeStep(cfg, step); } uint32_t GetDurationForPrice(Configuration *cfg, int price) const; uint32_t GetStepForPrice(Configuration *cfg, int price) const { return GetDurationForPrice(cfg, price); } int findWorkTimeRange(QDateTime const &dt, QScopedArrayPointer<TariffTimeRange> const &worktime, size_t size); int findNextWorkTimeRange(QDateTime const &dt, QScopedArrayPointer<TariffTimeRange> const &worktime, size_t size); }; #endif // CALCULATOR_FUNCTIONS_H_INCLUDED