org.nakedobjects.example.expenses.claims.items.Hotel Maven / Gradle / Ivy

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package org.nakedobjects.example.expenses.claims.items;

import org.nakedobjects.applib.annotation.Disabled;
import org.nakedobjects.applib.annotation.Hidden;
import org.nakedobjects.applib.annotation.MemberOrder;
import org.nakedobjects.applib.annotation.Optional;
import org.nakedobjects.applib.value.Money;
import org.nakedobjects.example.expenses.claims.ExpenseItem;

public class Hotel extends AbstractExpenseItem {

	// {{ Hotel URL
	private String hotelURL;

	@MemberOrder(sequence="2.1")
	@Optional
	public String getHotelURL() {
		resolve(hotelURL);
		return hotelURL;
	}
	
	public void setHotelURL(final String hotelURL) {
		this.hotelURL = hotelURL;
		objectChanged();
	}

	public void modifyHotelURL(final String newHotelURL) {
		setHotelURL(newHotelURL);
		checkIfCompleteAndRecalculateClaimTotalIfPersistent();
	}

	public String disableHotelURL() {
		return disabledIfLocked();
	}

	// }}

	// {{ Number of Nights
	private int numberOfNights;

	public void setNumberOfNights(final int numberOfNights) {
		this.numberOfNights = numberOfNights;
		objectChanged();
	}

	@MemberOrder(sequence="2.2")
	public int getNumberOfNights() {
		resolve();
		return numberOfNights;
	}

	public void modifyNumberOfNights(final int newNumberOfNights) {
		setNumberOfNights(newNumberOfNights);
		checkIfCompleteAndRecalculateClaimTotalIfPersistent();
	}

	public String disableNumberOfNights() {
		return disabledIfLocked();
	}

	// }}

	// {{ Accommodation
	private Money accommodation;

	@MemberOrder(sequence="2.3")
	public Money getAccommodation() {
		resolve(accommodation);
		return accommodation;
	}

	public void setAccommodation(final Money room) {
		this.accommodation = room;
		objectChanged();
	}

	public void modifyAccommodation(final Money room) {
		setAccommodation(room);
		checkIfComplete();
		recalculateAmount();
	}

	public String disableAccommodation() {
		return disabledIfLocked();
	}

	public String validateAccommodation(final Money newAmount) {
		return validateAnyAmountField(newAmount);
	}

	// }}

	// {{ Food
	private Money food;

	public void setFood(final Money meals) {
		this.food = meals;
		objectChanged();
	}

	@MemberOrder(sequence="2.4")
	@Optional
	public Money getFood() {
		resolve(food);
		return food;
	}

	public void modifyFood(final Money newMeals) {
		setFood(newMeals);
		checkIfComplete();
		recalculateAmount();
	}

	public String disableFood() {
		return disabledIfLocked();
	}

	public String validateFood(final Money newAmount) {
		return validateAnyAmountField(newAmount);
	}

	// }}

	// {{ Other
	private Money other;

	public void setOther(final Money other) {
		this.other = other;
		objectChanged();
	}

	@MemberOrder(sequence="2.5")
	@Optional
	public Money getOther() {
		resolve(other);
		return other;
	}

	public void modifyOther(final Money newOther) {
		setOther(newOther);
		checkIfComplete();
		recalculateAmount();
	}

	public String disableOther() {
		return disabledIfLocked();
	}

	public String validateOther(final Money newAmount) {
		return validateAnyAmountField(newAmount);
	}

	// }}

// {{ Amount
	@Override
	@Disabled
	public Money getAmount() {
		return super.getAmount();
	}
	
    @Hidden
    public void initialiseAmount() {
    	Money zero = new Money(0.0, getClaim().currencyCode());
    	setAccommodation(zero);
    	setFood(zero);
    	setOther(zero);
        setAmount(zero);
    }
	
	private void recalculateAmount() {
		Money newAmount = new Money(0, getClaim().currencyCode());
		for (int i = 0; i < numberOfNights; i++) {
			newAmount = addIfNotNull(accommodation, newAmount);
		}
		newAmount = addIfNotNull(food, newAmount);
		newAmount = addIfNotNull(other, newAmount);
		modifyAmount(newAmount);
	}
	
	private Money addIfNotNull(final Money amountToAdd, final Money sum) {
		if (amountToAdd != null) {
			return sum.add(amountToAdd);
		}
		return sum;
	}
// }} 
	
	// {{ Copying
	@Override
	protected void copyAllSameClassFields(final ExpenseItem otherItem) {
		super.copyAllSameClassFields(otherItem);
		if (otherItem instanceof Hotel) {

		}
	}

	@Override
	protected void copyAnyEmptyFieldsSpecificToSubclassOfAbstractExpenseItem(ExpenseItem otherItem) {
		if (otherItem instanceof Hotel) {
			Hotel otherHotel = (Hotel) otherItem;
			if (hotelURL == null || hotelURL.length() == 0) {
				modifyHotelURL(otherHotel.getHotelURL());
			}
			if (numberOfNights == 0) {
				modifyNumberOfNights(otherHotel.getNumberOfNights());
			}
			if (accommodation == null) {
				modifyAccommodation(otherHotel.getAccommodation());
			}
			if (food == null) {
				modifyFood(otherHotel.getFood());
			}
			if (other == null) {
				modifyOther(otherHotel.getOther());
			}
		}
	}
 // }}
	
	@Override
	protected boolean mandatorySubClassFieldsComplete() {
		return hotelURL != null && !hotelURL.equals("") &&
		 accommodation.isGreaterThanZero();
	}

	
	
	
}