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#include "EventService.h"
#include "StatusCode.h"
#include <cstring>
/* Private */
void EventService::updateSoonestUpcoming() {
}
unsigned EventService::indexOfEvent(const char* name, const Date& date) {
// TODO: binary search
for (unsigned i = 0; i < events.get_count(); i++) {
if (events[i].get_date().compare(date) == 0 && events[i].get_name().compare(name) == 0)
return i;
}
return events.get_count();
}
bool correctReservationPassword(const Reservation& res, const char* password) {
return strcmp(res.get_password(), password) == 0;
}
/* Public */
EventService::EventService(const HallService* hs) {
this->hs = hs;
events = OrderedList<Event>();
indSoonestUpcoming = 0;
}
EventService::EventService(const HallService* hs, const Event* events, unsigned eventCount) {
this->hs = hs;
this->events = OrderedList<Event>(events, eventCount);
indSoonestUpcoming = 0;
updateSoonestUpcoming();
}
StatusCode EventService::createEvent(int hallNumber, const String& name, const Date& date) {
unsigned hInd = hs->get_halls().findIndex(Hall(hallNumber));
if (hInd == hs->get_halls().get_count())
return E_HallDoesntExist;
Event newEv(hs->get_halls()[hInd], name, date);
unsigned eInd = events.findIndex(newEv);
if (eInd < events.get_count())
return E_EventWillOverlap;
events.insert(newEv);
return Success;
}
StatusCode EventService::cancelEvent(const char* name, const Date& date) {
unsigned ind = indexOfEvent(name, date);
if (ind == events.get_count())
return E_EventDoesNotExist;
events.removeAt(ind);
return Success;
}
StatusCode EventService::reserveTicket(const char* name, const Date& date, const char* password, const char* note, unsigned seatRow, unsigned seatColumn) {
return reserveTicket(name, date, password, note, Ticket(seatRow, seatColumn));
}
StatusCode EventService::reserveTicket(const char* name, const Date& date, const char* password, const char* note, const Ticket& ticket) {
unsigned eInd = indexOfEvent(name, date);
if (eInd == events.get_count())
return E_EventDoesNotExist;
unsigned tInd = events[eInd].get_tickets().findIndex(ticket);
if (tInd < events[eInd].get_tickets().get_count())
return E_TicketAlreadyBought;
Reservation res(ticket, password, note);
unsigned rInd = events[eInd].get_reservations().findIndex(res);
if (rInd < events[eInd].get_reservations().get_count())
return E_TicketAlreadyReserved;
events[eInd].get_reservations().insert(res);
return Success;
}
StatusCode EventService::cancelTicketReservation(const char* name, const Date& date, unsigned seatRow, unsigned seatColumn) {
return cancelTicketReservation(name, date, Ticket(seatRow, seatColumn));
}
StatusCode EventService::cancelTicketReservation(const char* name, const Date& date, const Ticket& ticket) {
unsigned eInd = indexOfEvent(name, date);
if (eInd == events.get_count())
return E_EventDoesNotExist;
unsigned rInd = events[eInd].get_reservations().findIndex(ticket);
if (rInd == events[eInd].get_reservations().get_count())
return W_TicketHadNotBeenReserved;
events[eInd].get_reservations().removeAt(rInd);
return Success;
}
StatusCode EventService::buyTicket(const char* name, const Date& date, unsigned row, unsigned seat) {
return buyTicket(name, date, Ticket(row, seat), nullptr);
}
StatusCode EventService::buyTicket(const char* name, const Date& date, const Ticket& ticket) {
return buyTicket(name, date, ticket, nullptr);
}
StatusCode EventService::buyTicket(const char* name, const Date& date, unsigned row, unsigned seat, const char* password) {
return buyTicket(name, date, Ticket(row, seat), password);
}
StatusCode EventService::buyTicket(const char* name, const Date& date, const Ticket& ticket, const char* password) {
unsigned eInd = indexOfEvent(name, date);
if (eInd == events.get_count())
return E_EventDoesNotExist;
unsigned tInd = events[eInd].get_tickets().findIndex(ticket);
if (tInd < events[eInd].get_tickets().get_count())
return E_TicketAlreadyBought;
unsigned rInd = events[eInd].get_reservations().findIndex(ticket);
if (rInd < events[eInd].get_reservations().get_count()) {
if (password == nullptr)
return E_TicketAlreadyReserved;
if (!correctReservationPassword(events[eInd].get_reservations()[rInd], password))
return E_WrongReservationPassword;
events[eInd].get_reservations().removeAt(rInd);
}
events[eInd].get_tickets().insert(ticket);
return Success;
}
String EventService::createSeatingString(const char* name, const Date& date, unsigned* seatsPerRow) {
unsigned eInd = indexOfEvent(name, date);
if (eInd == events.get_count()) {
return "";
}
unsigned rowCount = events[eInd].get_hall().get_rows(), seatsCount = events[eInd].get_hall().get_seatsPerRow();
*seatsPerRow = seatsCount;
String out = new char[rowCount * seatsCount + 1];
for (unsigned acc = 0, row = 1; row <= rowCount; row++) {
for (unsigned seat = 1; seat <= seatsCount; seat++, acc++) {
if (events[eInd].get_tickets().contain(Ticket(row, seat)))
out[acc] = 'B';
else if (events[eInd].get_reservations().contain(Ticket(row, seat)))
out[acc] = 'R';
else
out[acc] = ' ';
}
}
out[seatsCount * rowCount] = '\0';
return out;
}
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