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#1321 Added comments and refactored code

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This commit is contained in:
Ashish Trivedi
2020-07-26 15:56:55 +05:30
parent c4b1b89f1f
commit e0fb2d014a
10 changed files with 391 additions and 338 deletions
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transaction-script/src/main/java/com/ashishtrivedi16/transactionscript/Hotel.java
+52 -37
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@@ -1,51 +1,66 @@
package com.ashishtrivedi16.transactionscript;
import com.ashishtrivedi16.transactionscript.db.HotelDAOImpl;
import com.ashishtrivedi16.transactionscript.db.HotelDaoImpl;
import java.util.Optional;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Optional;
public class Hotel {
private static final Logger LOGGER = LoggerFactory.getLogger(TransactionScriptApp.class);
private static final Logger LOGGER = LoggerFactory.getLogger(TransactionScriptApp.class);
private HotelDAOImpl hotelDAO;
private HotelDaoImpl hotelDao;
public Hotel(HotelDAOImpl hotelDAO) {
this.hotelDAO = hotelDAO;
public Hotel(HotelDaoImpl hotelDao) {
this.hotelDao = hotelDao;
}
/**
* Book a room.
*
* @param roomNumber room to book
* @throws Exception if any error
*/
public void bookRoom(int roomNumber) throws Exception {
Optional<Room> room = hotelDao.getById(roomNumber);
if (room.isEmpty()) {
LOGGER.info(roomNumber + " does not exist");
} else {
if (room.get().isBooked()) {
LOGGER.info("Room already booked!");
} else {
Room updateRoomBooking = room.get();
updateRoomBooking.setBooked(true);
hotelDao.update(updateRoomBooking);
}
}
}
public void bookRoom(int roomNumber) throws Exception {
/*
TODO
-> Check if room is available
-> Book the room
-> Commit transaction
*/
/**
* Cancel a room booking.
*
* @param roomNumber room to cancel booking
* @throws Exception if any error
*/
public void cancelRoomBooking(int roomNumber) throws Exception {
Optional<Room> room = hotelDAO.getById(roomNumber);
Optional<Room> room = hotelDao.getById(roomNumber);
if (!room.isPresent()) {
LOGGER.info(roomNumber + " does not exist");
} else {
if (room.get().isBooked()) {
LOGGER.info("Room already booked!");
} else {
Room updateRoomBooking = room.get();
updateRoomBooking.setBooked(true);
hotelDAO.update(updateRoomBooking);
}
}
}
public void cancelRoomBooking(int roomNumber) {
/*
TODO
-> Check if room is booked
-> Calculate refund price
-> Cancel the room booking
-> Commit transaction
*/
if (room.isEmpty()) {
LOGGER.info("Room number: " + roomNumber + " does not exist");
} else {
if (room.get().isBooked()) {
Room updateRoomBooking = room.get();
updateRoomBooking.setBooked(false);
int refundAmount = updateRoomBooking.getPrice();
hotelDao.update(updateRoomBooking);
LOGGER.info("Booking cancelled for room number: " + roomNumber);
LOGGER.info(refundAmount + " is refunded");
} else {
LOGGER.info("No booking for the room exists");
}
}
}
}