com.tysanclan.site.projectewok.pages.member.admin.EditExpensePage.java Source code

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Here is the source code for com.tysanclan.site.projectewok.pages.member.admin.EditExpensePage.java

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/**
 * Tysan Clan Website
 * Copyright (C) 2008-2013 Jeroen Steenbeeke and Ties van de Ven
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.tysanclan.site.projectewok.pages.member.admin;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.LinkedList;
import java.util.List;

import org.apache.wicket.RestartResponseAtInterceptPageException;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.model.Model;
import org.apache.wicket.spring.injection.annot.SpringBean;

import com.jeroensteenbeeke.hyperion.data.ModelMaker;
import com.tysanclan.site.projectewok.TysanPage;
import com.tysanclan.site.projectewok.beans.FinanceService;
import com.tysanclan.site.projectewok.beans.RoleService;
import com.tysanclan.site.projectewok.components.DatePickerPanel;
import com.tysanclan.site.projectewok.entities.Expense;
import com.tysanclan.site.projectewok.entities.Expense.ExpensePeriod;
import com.tysanclan.site.projectewok.pages.AccessDeniedPage;

/**
 * @author Jeroen Steenbeeke
 */
public class EditExpensePage extends TysanPage {
    private static final long serialVersionUID = 1L;

    private static final List<Integer> oneToAThousand;
    private static final List<Integer> zeroToNinetyNine;

    static {
        List<Integer> _oneToAThousand = new LinkedList<Integer>();
        List<Integer> _zeroToNinetyNine = new LinkedList<Integer>();

        for (int i = 1; i <= 1000; i++) {
            _oneToAThousand.add(i);
            _zeroToNinetyNine.add(i - 1);
        }

        oneToAThousand = Collections.unmodifiableList(_oneToAThousand);
        zeroToNinetyNine = Collections.unmodifiableList(_zeroToNinetyNine);
    }

    @SpringBean
    private RoleService roleService;

    /**
     * 
     */
    public EditExpensePage(Expense expense) {
        super("Clan Finances");

        if (!getUser().equals(roleService.getTreasurer())) {
            throw new RestartResponseAtInterceptPageException(AccessDeniedPage.class);
        }

        final TextField<String> nameTextField = new TextField<String>("name", new Model<String>(expense.getName()));
        final DatePickerPanel startPicker = new DatePickerPanel("start", expense.getStart());
        final DatePickerPanel endPicker = new DatePickerPanel("end", expense.getEnd());

        List<String> regularityChoices = Arrays
                .asList(new String[] { "Monthly", "Quarterly", "Semiannually", "Annually", "Biannually" });

        final DropDownChoice<String> expenseRegularity = new DropDownChoice<String>("regularity",
                new Model<String>(expense.getPeriod().toString()), regularityChoices);

        BigDecimal whole = expense.getAmount().setScale(0, RoundingMode.DOWN);
        BigDecimal fraction = expense.getAmount().subtract(whole).multiply(new BigDecimal(100));

        final DropDownChoice<Integer> currencyMajorExpense = new DropDownChoice<Integer>("currencymajor",
                new Model<Integer>(whole.intValue()), oneToAThousand);
        final DropDownChoice<Integer> currencyMinorExpense = new DropDownChoice<Integer>("currencyminor",
                new Model<Integer>(fraction.intValue()), zeroToNinetyNine);

        Form<Expense> expenseForm = new Form<Expense>("expenseForm", ModelMaker.wrap(expense)) {
            private static final long serialVersionUID = 1L;

            @SpringBean
            private FinanceService financeService;

            /**
             * @see org.apache.wicket.markup.html.form.Form#onSubmit()
             */
            @Override
            protected void onSubmit() {
                String regularity = expenseRegularity.getModelObject();
                Integer major = currencyMajorExpense.getModelObject();
                Integer minor = currencyMinorExpense.getModelObject();
                String expenseName = nameTextField.getModelObject();
                Date startDate = startPicker.getSelectedDate();
                Date endDate = endPicker.getSelectedDate();

                BigDecimal amount = new BigDecimal(100 * major + minor).divide(new BigDecimal(100));

                ExpensePeriod period = ExpensePeriod.valueOf(regularity.toUpperCase());

                Expense x = getModelObject();

                financeService.updateExpense(x, expenseName, amount, period, startDate, endDate);

                setResponsePage(new CaretakerFinancePage(getUser()));
            }

        };

        expenseForm.add(nameTextField);
        expenseForm.add(startPicker);
        expenseForm.add(endPicker);
        expenseForm.add(expenseRegularity);
        expenseForm.add(currencyMajorExpense);
        expenseForm.add(currencyMinorExpense);

        add(expenseForm);

        add(new Link<Void>("back") {
            private static final long serialVersionUID = 1L;

            /**
             * @see org.apache.wicket.markup.html.link.Link#onClick()
             */
            @Override
            public void onClick() {
                setResponsePage(new CaretakerFinancePage(getUser()));

            }
        });

    }
}