MOBILISIS-Calculator/library/src/calculator_functions.cpp

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#include "calculator_functions.h"
#include "payment_method.h"
#include "utilities.h"
#include "tariff_log.h"
#include <sstream>
double total_duration_min = 0.0f;
double total_cost = 0.0f;
bool overtime = false;
/// <inheritdoc/>
std::string Calculator::GetDurationFromCost(Configuration* cfg, uint8_t payment_option, char const* start_datetime, double price, bool nextDay, bool prepaid)
{
// Get current date time from input
struct tm current_datetime = Utilities::DateTimeToStructTm(start_datetime);
time_t current_datetime_t;
// Get day of week
DayOfWeek weekdayId = DayOfWeek::UndefinedDay;
weekdayId = Utilities::GetDayOfWeek(&current_datetime);
//std::stringstream ss;
// ss << "*** Input date is: " << start_datetime << " [weekday id = " << weekdayId << "]" << endl;
LOG_DEBUG("*** Input date is: ", start_datetime, " [weekday id = ", weekdayId, "]");
double minMin = 0;
minMin = cfg->PaymentOption.find(payment_option)->second.pop_min_time;
if (minMin < 0) minMin = 0;
double maxMin = 0;
maxMin = cfg->PaymentOption.find(payment_option)->second.pop_max_time;
if (maxMin <= 0) maxMin = 60;
if (minMin >= maxMin)
{
LOG_ERROR("Error: min_min cannot be greater or equal to max_min");
return "PARKING NOT ALLOWED";
}
if (maxMin <= minMin)
{
LOG_ERROR("Error: max_min cannot be lower or equal than min_min");
return "PARKING NOT ALLOWED";
}
uint8_t p_method = PaymentMethod::Undefined;
p_method = payment_option;
LOG_DEBUG("Payment method id: ", (unsigned)p_method);
double day_price = 0.0f;
int current_special_day_id = -1;
bool is_special_day = Utilities::CheckSpecialDay(cfg, start_datetime, &current_special_day_id, &day_price);
LOG_DEBUG("Special day: ", is_special_day);
double money_left = price;
LOG_DEBUG("Total money:", money_left);
double price_per_unit = 0.0f;
string worktime_from = "";
string worktime_to = "";
if (is_special_day)
{
// Set special day price
price_per_unit = Utilities::CalculatePricePerUnit(day_price);
worktime_from = cfg->SpecialDaysWorktime.find(current_special_day_id)->second.pedwt_time_from;
worktime_to = cfg->SpecialDaysWorktime.find(current_special_day_id)->second.pedwt_time_to;
}
else
{
// Set new price for the normal day
day_price = cfg->PaymentRate.find(payment_option)->second.pra_price;
price_per_unit = Utilities::CalculatePricePerUnit(day_price);
// If no working day found, skip it (recursively call method again)
size_t found = 0;
found = cfg->WeekDaysWorktime.count(weekdayId);
if (found <= 0)
{
LOG_DEBUG("- No workday found, trying to find next available day");
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
// Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
return GetDurationFromCost(cfg, payment_option, start_datetime, price, true);
}
worktime_from = cfg->WeekDaysWorktime.find(weekdayId)->second.pwd_time_from;
worktime_to = cfg->WeekDaysWorktime.find(weekdayId)->second.pwd_time_to;
}
if (price_per_unit < 0) price_per_unit = 1.0f;
LOG_DEBUG("Calculated price per minute: ", price_per_unit);
LOG_DEBUG("Worktime from: ", worktime_from);
LOG_DEBUG("Worktime to: ", worktime_to);
struct tm from_tm;
struct tm to_tm;
from_tm = Utilities::TimeToStructTm(worktime_from.c_str(), current_datetime.tm_year, current_datetime.tm_mon, current_datetime.tm_mday, current_datetime.tm_wday);
from_tm.tm_year = current_datetime.tm_year;
from_tm.tm_mon = current_datetime.tm_mon;
from_tm.tm_wday = current_datetime.tm_wday;
from_tm.tm_mday = current_datetime.tm_mday;
to_tm = Utilities::TimeToStructTm(worktime_to.c_str(), current_datetime.tm_year, current_datetime.tm_mon, current_datetime.tm_mday, current_datetime.tm_wday);
to_tm.tm_year = current_datetime.tm_year;
to_tm.tm_mon = current_datetime.tm_mon;
to_tm.tm_wday = current_datetime.tm_wday;
to_tm.tm_mday = current_datetime.tm_mday;
// Convert tm structures to time_t
current_datetime_t = mktime(&current_datetime);
time_t from_datetime_t = mktime(&from_tm);
time_t to_datetime_t = mktime(&to_tm);
/*Newly added */
//current_datetime.tm_hour = from_tm.tm_hour;
//current_datetime.tm_min = from_tm.tm_min;
//current_datetime.tm_sec = from_tm.tm_sec;
//current_datetime_t = mktime(&current_datetime);
// If overtime flag is set
if (overtime || nextDay)
{
current_datetime.tm_hour = from_tm.tm_hour;
current_datetime.tm_min = from_tm.tm_min;
current_datetime.tm_sec = from_tm.tm_sec;
current_datetime_t = mktime(&current_datetime);
LOG_DEBUG(" *** New input date set according to worktime: ", asctime(&current_datetime));
overtime = false;
}
// Validate ticket
if (!prepaid)
{
if ((current_datetime_t < from_datetime_t) || (current_datetime_t > to_datetime_t))
{
LOG_DEBUG("[STOP] * Ticket is not valid * ");
return "PARKING NOT ALLOWED";
}
}
else
{
LOG_DEBUG("* PREPAID MODE ACTIVE *");
if (current_datetime_t < from_datetime_t)
{
current_datetime.tm_hour = from_tm.tm_hour;
current_datetime.tm_min = from_tm.tm_min;
current_datetime.tm_sec = from_tm.tm_sec;
current_datetime_t = mktime(&current_datetime);
LOG_DEBUG(" *** PREPAID *** Current time is before the time range start, adjusting time to: ", asctime(&current_datetime));
}
else if (current_datetime_t > to_datetime_t)
{
LOG_DEBUG(" *** PREPAID *** Current time is past the time range end, searching for next available day");
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
//Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
return GetDurationFromCost(cfg, payment_option, start_datetime, price, true, prepaid);
}
}
while (true)
{
if (!Utilities::IsYearPeriodActive(cfg, &current_datetime))
{
LOG_DEBUG("Year period is not valid");
return "PARKING NOT ALLOWED";
}
// Increment by 1 minute
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 60;
current_datetime = *localtime(&current_datetime_t);
total_duration_min += 1.0f;
money_left -= price_per_unit;
// If no money left (e.g. spent all of the money before reaching end of worktime)
if (money_left <= 0)
{
LOG_DEBUG("No money left ");
break;
}
else
{
if (total_duration_min >= maxMin)
{
LOG_DEBUG("Total duration is greater or equal to max_min");
current_datetime_t = mktime(&current_datetime);
current_datetime_t -= 60;
current_datetime = *localtime(&current_datetime_t);
total_duration_min = maxMin;
break;
}
// If money has left but the end of worktime has been reached (go to next day)
if (current_datetime_t >= to_datetime_t)
{
total_duration_min -= 1.0f;
int carry_over_status = 0;
carry_over_status = cfg->PaymentOption.find(payment_option)->second.pop_carry_over;
LOG_DEBUG("Carry over status: ", carry_over_status);
if (carry_over_status < 1) break;
LOG_DEBUG("Reached end of worktime");
LOG_DEBUG("Trying to find next available day, money left = ", money_left);
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
// Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
overtime = true;
return GetDurationFromCost(cfg, payment_option, start_datetime, price);
}
}
}
time_t valid_until_datetime_t = current_datetime_t;
if ((total_duration_min < minMin) || (price / price_per_unit) < minMin)
{
LOG_DEBUG("Total duration is lower than min_min");
//valid_until_datetime_t += (minMin - total_duration_min) * 60;
//total_duration_min = minMin;
//return "PARKING NOT ALLOWED";
valid_until_datetime_t = from_datetime_t;
total_duration_min = 0;
}
double ret_val = 0;
double calc_price = (int)total_duration_min - (int)price / price_per_unit;
if (calc_price > 0 && total_duration_min > 0)
{
valid_until_datetime_t -= (int)ceil(calc_price) * 60;
ret_val = total_duration_min - calc_price;
}
else ret_val = total_duration_min;
cout << "Total minutes: " << (int)ret_val << endl;
if (ret_val <= 0) return "PARKING NOT ALLOWED";
struct tm valid_until_datetime = *localtime(&valid_until_datetime_t);
LOG_DEBUG("Ticket is valid until ", asctime(&valid_until_datetime));
total_duration_min = 0.0f;
return asctime(&valid_until_datetime);
}
///////////////////////////////////////
/// <inheritdoc/>
double Calculator::GetCostFromDuration(Configuration* cfg, uint8_t payment_option, const char* start_datetime, double durationMin, bool nextDay, bool prepaid)
{
// Get current date time from input
struct tm current_datetime = Utilities::DateTimeToStructTm(start_datetime);
time_t current_datetime_t;
// Get day of week
DayOfWeek weekdayId = DayOfWeek::UndefinedDay;
weekdayId = Utilities::GetDayOfWeek(&current_datetime);
LOG_DEBUG("*** Input date is: ", start_datetime, " [weekday id = ", weekdayId, "]");
double minMin = 0;
minMin = cfg->PaymentOption.find(payment_option)->second.pop_min_time;
if (minMin < 0) minMin = 0;
double maxMin = 0;
maxMin = cfg->PaymentOption.find(payment_option)->second.pop_max_time;
if (maxMin <= 0) maxMin = 60;
if (minMin >= maxMin)
{
LOG_ERROR("Error: min_min cannot be greater or equal to max_min");
return 0.0f;
}
if (maxMin <= minMin)
{
LOG_ERROR("Error: max_min cannot be lower or equal than min_min");
return 0.0f;
}
if (!overtime)
{
if (durationMin > maxMin)
{
LOG_WARNING("Total duration is greater or equal to max_min");
return 0.0f;
}
if (durationMin < minMin)
{
LOG_WARNING("Total duration is lower or equal to min_min");
return 0.0f;
}
}
uint8_t p_method = PaymentMethod::Undefined;
p_method = payment_option;
LOG_DEBUG("Payment method id: ", (unsigned)p_method);
double day_price = 0.0f;
int current_special_day_id = -1;
bool is_special_day = Utilities::CheckSpecialDay(cfg, start_datetime, &current_special_day_id, &day_price);
LOG_DEBUG("Special day: ", is_special_day);
total_duration_min = durationMin;
LOG_DEBUG("Total min:", total_duration_min);
double price_per_unit = 0.0f;
string worktime_from = "";
string worktime_to = "";
if (is_special_day)
{
// Set special day price
price_per_unit = Utilities::CalculatePricePerUnit(day_price);
worktime_from = cfg->SpecialDaysWorktime.find(current_special_day_id)->second.pedwt_time_from;
worktime_to = cfg->SpecialDaysWorktime.find(current_special_day_id)->second.pedwt_time_to;
}
else
{
// Set new price for the normal day
day_price = cfg->PaymentRate.find(payment_option)->second.pra_price;
price_per_unit = Utilities::CalculatePricePerUnit(day_price);
// If no working day found, skip it (recursively call method again)
size_t found = 0;
found = cfg->WeekDaysWorktime.count(weekdayId);
if (found <= 0)
{
LOG_DEBUG("- No workday found, trying to find next available day");
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
//Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
return floor(GetCostFromDuration(cfg, payment_option, start_datetime, durationMin, true, prepaid));
}
worktime_from = cfg->WeekDaysWorktime.find(weekdayId)->second.pwd_time_from;
worktime_to = cfg->WeekDaysWorktime.find(weekdayId)->second.pwd_time_to;
}
if (price_per_unit < 0) price_per_unit = 1.0f;
LOG_DEBUG("Calculated price per minute: ", price_per_unit);
LOG_DEBUG("Worktime from: ", worktime_from);
LOG_DEBUG("Worktime to: ", worktime_to);
struct tm from_tm;
struct tm to_tm;
from_tm = Utilities::TimeToStructTm(worktime_from.c_str(), current_datetime.tm_year, current_datetime.tm_mon, current_datetime.tm_mday, current_datetime.tm_wday);
from_tm.tm_year = current_datetime.tm_year;
from_tm.tm_mon = current_datetime.tm_mon;
from_tm.tm_wday = current_datetime.tm_wday;
from_tm.tm_mday = current_datetime.tm_mday;
to_tm = Utilities::TimeToStructTm(worktime_to.c_str(), current_datetime.tm_year, current_datetime.tm_mon, current_datetime.tm_mday, current_datetime.tm_wday);
to_tm.tm_year = current_datetime.tm_year;
to_tm.tm_mon = current_datetime.tm_mon;
to_tm.tm_wday = current_datetime.tm_wday;
to_tm.tm_mday = current_datetime.tm_mday;
// Convert tm structures to time_t
current_datetime_t = mktime(&current_datetime);
time_t from_datetime_t = mktime(&from_tm);
time_t to_datetime_t = mktime(&to_tm);
// If overtime flag is set
if (overtime || nextDay)
{
current_datetime.tm_hour = from_tm.tm_hour;
current_datetime.tm_min = from_tm.tm_min;
current_datetime.tm_sec = from_tm.tm_sec;
current_datetime_t = mktime(&current_datetime);
LOG_DEBUG(" *** New input date set according to worktime: ", asctime(&current_datetime));
overtime = false;
}
// Validate ticket
if (!prepaid)
{
if ((current_datetime_t < from_datetime_t) || (current_datetime_t > to_datetime_t))
{
LOG_DEBUG("[STOP] * Ticket is not valid * ");
return 0.0f;
}
}
else
{
LOG_DEBUG("* PREPAID MODE ACTIVE *");
if (current_datetime_t < from_datetime_t)
{
current_datetime.tm_hour = from_tm.tm_hour;
current_datetime.tm_min = from_tm.tm_min;
current_datetime.tm_sec = from_tm.tm_sec;
current_datetime_t = mktime(&current_datetime);
LOG_DEBUG(" *** PREPAID *** Current time is before the time range start, adjusting time to: ", asctime(&current_datetime));
}
else if (current_datetime_t > to_datetime_t)
{
LOG_DEBUG(" *** PREPAID *** Current time is past the time range end, searching for next available day");
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
//Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
return floor(GetCostFromDuration(cfg, payment_option, start_datetime, durationMin, true, prepaid));
}
}
while (true)
{
if (!Utilities::IsYearPeriodActive(cfg, &current_datetime))
{
LOG_DEBUG("Year period is not valid");
return 0.0f;
}
// Decrement by 1 minute
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 60;
current_datetime = *localtime(&current_datetime_t);
total_duration_min -= 1.0f;
total_cost += price_per_unit;
// If no minutes left (e.g. spent all of the money before reaching end of worktime)
if (total_duration_min <= 0)
{
//total_duration_min -= 1.0f;
LOG_DEBUG("No minutes left ");
break;
}
else
{
// If minutes has left but the end of worktime has been reached (go to next day)
if (current_datetime_t >= to_datetime_t)
{
int carry_over_status = 0;
carry_over_status = cfg->PaymentOption.find(payment_option)->second.pop_carry_over;
total_duration_min += 1.0f;
total_cost -= price_per_unit;
LOG_DEBUG("Carry over status: ", carry_over_status);
if (carry_over_status < 1) break;
LOG_DEBUG("Reached end of worktime");
LOG_DEBUG("Trying to find next available day, min left = ", total_duration_min);
current_datetime_t = mktime(&current_datetime);
current_datetime_t += 86400;
current_datetime = *localtime(&current_datetime_t);
char buffer_datetime[80];
strftime(buffer_datetime, 80, "%Y-%m-%dT%H:%M:%S", &current_datetime);
// Make new datetime string and call function again recursively
start_datetime = buffer_datetime;
overtime = true;
return floor(GetCostFromDuration(cfg, payment_option, start_datetime, total_duration_min));
}
}
}
time_t valid_until_datetime_t = current_datetime_t;
struct tm valid_until_datetime = *localtime(&valid_until_datetime_t);
LOG_DEBUG("Ticket is valid until ", asctime(&valid_until_datetime));
double ret_val = total_cost;
total_cost = 0.0f;
return floor(ret_val);
}