ManualMoneyTransferWizard.java

package org.nightlabs.jfire.trade.ui.account.transfer.manual;

import java.lang.reflect.InvocationTargetException;

import javax.jdo.FetchPlan;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.nightlabs.base.ui.wizard.DynamicPathWizard;
import org.nightlabs.i18n.I18nText;
import org.nightlabs.jdo.NLJDOHelper;
import org.nightlabs.jfire.accounting.Account;
import org.nightlabs.jfire.accounting.AccountingManagerRemote;
import org.nightlabs.jfire.accounting.ManualMoneyTransfer;
import org.nightlabs.jfire.accounting.SummaryAccount;
import org.nightlabs.jfire.accounting.dao.AccountDAO;
import org.nightlabs.jfire.accounting.id.CurrencyID;
import org.nightlabs.jfire.base.JFireEjb3Factory;
import org.nightlabs.jfire.base.jdo.GlobalJDOManagerProvider;
import org.nightlabs.jfire.base.login.ui.Login;
import org.nightlabs.jfire.trade.ui.resource.Messages;
import org.nightlabs.jfire.transfer.id.AnchorID;
import org.nightlabs.progress.NullProgressMonitor;

/**
 * @author Chairat Kongarayawetchakun - chairatk[at]nightlabs[dot]de
 */
public class ManualMoneyTransferWizard extends DynamicPathWizard{

	private AccountChooserWizardPage fromAccountChooserPage;
	private AccountChooserWizardPage toAccountChooserPage;
	private ManualMoneyTransferWizardPage moneyTransferPage;
	private AnchorID selectedAccountAnchorID;

	public ManualMoneyTransferWizard(AnchorID selectedAccountAnchorID){
		setWindowTitle(Messages.getString("org.nightlabs.jfire.trade.ui.account.transfer.manual.ManualMoneyTransferWizard.windowTitle")); //$NON-NLS-1$
		this.selectedAccountAnchorID = selectedAccountAnchorID;
	}

	public static String isValidManualTransferAnchor(AnchorID anchorID) {
		Class<?> accountClass = GlobalJDOManagerProvider.sharedInstance().getObjectID2PCClassMap().getPersistenceCapableClass(anchorID);
		if (SummaryAccount.class.isAssignableFrom(accountClass)) {
			// have a summary-account, can't do manual transfer
			return "summaryAccountNotValid";
		}
		return null;
	}
	
	/**
	 * Adding the page to the wizard.
	 */
	@Override
	public void addPages() {
		if (selectedAccountAnchorID != null && isValidManualTransferAnchor(selectedAccountAnchorID) != null) {
			selectedAccountAnchorID = null;
		}
		
		if(selectedAccountAnchorID == null){
			fromAccountChooserPage = new AccountChooserWizardPage();
			fromAccountChooserPage.setTitle(Messages.getString("org.nightlabs.jfire.trade.ui.account.transfer.manual.ManualMoneyTransferWizard.fromAccountChooserPage.title")); //$NON-NLS-1$
			fromAccountChooserPage.setSelectedAccount(selectedAccountAnchorID);
			addPage(fromAccountChooserPage);
		}

		toAccountChooserPage = new AccountChooserWizardPage();
		toAccountChooserPage.setTitle(Messages.getString("org.nightlabs.jfire.trade.ui.account.transfer.manual.ManualMoneyTransferWizard.toAccountChooserPageTitle")); //$NON-NLS-1$
		addPage(toAccountChooserPage);

		moneyTransferPage = new ManualMoneyTransferWizardPage();
		addPage(moneyTransferPage);
	}

	private ManualMoneyTransfer moneyTransfer = null;

	@Override
	public boolean performFinish() {
		try {
			if(fromAccountChooserPage != null){
				selectedAccountAnchorID = fromAccountChooserPage.getSelectedAccount();
			}//if


			getContainer().run(false, false, new IRunnableWithProgress() {
				public void run(IProgressMonitor _monitor) throws InvocationTargetException, InterruptedException {
					try {
						AccountingManagerRemote accountingManager = JFireEjb3Factory.getRemoteBean(AccountingManagerRemote.class, Login.getLogin().getInitialContextProperties());

						AnchorID toAccountID = moneyTransferPage.getToAccount();
						I18nText reason = moneyTransferPage.getReason();

						Account fromAccount = AccountDAO.sharedInstance().getAccount(moneyTransferPage.getFromAccount(), new String[]{Account.FETCH_GROUP_CURRENCY}, NLJDOHelper.MAX_FETCH_DEPTH_NO_LIMIT, new NullProgressMonitor());
						moneyTransfer = accountingManager.createManualMoneyTransfer(moneyTransferPage.getFromAccount(),
								toAccountID,
								CurrencyID.create(fromAccount.getCurrency().getCurrencyID()),
								moneyTransferPage.getAmount(),
								reason,
								true,
								new String[]{FetchPlan.DEFAULT},
								NLJDOHelper.MAX_FETCH_DEPTH_NO_LIMIT);
					} catch (Exception e) {
						throw new RuntimeException(e);
					}
				}
			});

		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		return moneyTransfer == null? false:true;
	}

	@Override
	public boolean canFinish() {
		if (fromAccountChooserPage != null && fromAccountChooserPage.getSelectedAccount() == null) {
			// fromAccountChooserPage was created but no valid selection
			return false;
		}
		if (toAccountChooserPage != null && toAccountChooserPage.getSelectedAccount() == null) {
			// fromAccountChooserPage was created but no valid selection
			return false;
		}
		if (moneyTransferPage.getAmount() <= 0) {
			// No amount was specified
			return false;
		}
		return true;
	}

	public AccountChooserWizardPage getFromAccountChooserPage() {
		return fromAccountChooserPage;
	}

	public AccountChooserWizardPage getToAccountChooserPage() {
		return toAccountChooserPage;
	}

	public AnchorID getSelectedAccountAnchorID() {
		return selectedAccountAnchorID;
	}
}