ru.codeinside.adm.ui.GroupEditor.java Source code

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Here is the source code for ru.codeinside.adm.ui.GroupEditor.java

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/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 * Copyright (c) 2013, MPL CodeInside http://codeinside.ru
 */

package ru.codeinside.adm.ui;

import java.util.Collection;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;

import com.vaadin.ui.*;
import org.tepi.filtertable.FilterTable;
import ru.codeinside.adm.AdminServiceProvider;
import ru.codeinside.adm.database.Employee;
import ru.codeinside.adm.database.Group;
import ru.codeinside.adm.database.Organization;

import com.vaadin.data.Property;
import com.vaadin.data.Property.ValueChangeEvent;
import ru.codeinside.gses.webui.supervisor.ConfirmWindow;

public class GroupEditor extends VerticalLayout {

    private static final long serialVersionUID = 1L;
    private final Group group;
    private String typeGroup;
    private final FilterTable table;

    GroupEditor(final String typeGroup, String nameGroup, FilterTable table) {
        this.table = table;
        group = getGroup(nameGroup);
        this.typeGroup = typeGroup;
        setSpacing(true);
        showEditor(nameGroup);
    }

    private void showEditor(String nameGroup) {
        List<Group> groups = AdminServiceProvider.get().findGroupByName(nameGroup);
        for (final Group g : groups) {
            Label header = new Label(
                    " : " + g.getTitle() + " (" + nameGroup + ")");
            header.setStyleName("h2");
            addComponent(header);
            Button delete = new Button("", new Button.ClickListener() {
                @Override
                public void buttonClick(Button.ClickEvent event) {
                    String confirmMessage = " ,    ?";
                    Window confirmWindow = new ConfirmWindow(confirmMessage);
                    confirmWindow.addListener(new Listener() {
                        @Override
                        public void componentEvent(Event event) {
                            if (event instanceof ConfirmWindow.ConfirmOkEvent) {
                                AdminServiceProvider.get().deleteGroup(g.getId());
                                table.removeItem(g.getName());
                            }
                        }
                    });
                    getWindow().addWindow(confirmWindow);
                }
            });
            addComponent(delete);
        }
        final FilterTable all = new FilterTable();
        all.setCaption("? ? " + typeGroup.toLowerCase());
        table(all);
        final FilterTable current = new FilterTable();
        current.setCaption(" " + typeGroup.toLowerCase());
        table(current);
        addListener(all, current, current);
        addListener(current, all, current);
        addTableContent(all, current);
    }

    private void addTableContent(final FilterTable all, final FilterTable current) {
        if (typeGroup == GroupTab.ORGANIZATION) {
            List<Organization> allOrganizations = AdminServiceProvider.get().findAllOrganizations();
            Set<Organization> groupOrganizations = group.getOrganizations();

            for (Organization org : allOrganizations) {
                all.addItem(new Object[] { org.getName() }, org.getId());

            }
            for (Organization org : groupOrganizations) {
                all.removeItem(org.getId());
                current.addItem(new Object[] { org.getName() }, org.getId());
            }

        } else if (typeGroup == GroupTab.EMPLOYEE) {
            List<Employee> allEmployees = AdminServiceProvider.get().findAllEmployees();
            Set<Employee> groupEmployees = group.getEmployees();

            for (Employee emp : allEmployees) {
                all.addItem(new Object[] { emp.getLogin(), emp.getOrganization().getName() }, emp.getLogin());

            }

            for (Employee emp : groupEmployees) {
                all.removeItem(emp.getLogin());
                current.addItem(new Object[] { emp.getLogin(), emp.getOrganization().getName() }, emp.getLogin());
            }
        }
    }

    private void addListener(final FilterTable one, final FilterTable two, final FilterTable current) {
        one.addListener(new Property.ValueChangeListener() {

            private static final long serialVersionUID = 1L;

            public void valueChange(ValueChangeEvent event) {
                Object value = event.getProperty().getValue();
                if (value != null) {
                    if (typeGroup == GroupTab.ORGANIZATION) {
                        one.removeItem(value);
                        Organization org = AdminServiceProvider.get().findOrganizationById((Long) value);
                        two.addItem(new Object[] { org.getName() }, org.getId());
                    } else if (typeGroup == GroupTab.EMPLOYEE) {
                        one.removeItem(value);
                        Employee emp = AdminServiceProvider.get().findEmployeeByLogin(value.toString());
                        two.addItem(new Object[] { emp.getLogin(), emp.getOrganization().getName() },
                                emp.getLogin());
                    }

                    saveChangesInDatabase(current);
                }
            }
        });
    }

    private void saveChangesInDatabase(final FilterTable current) {
        Collection<?> ids = current.getItemIds();
        TreeSet<String> setString = new TreeSet<String>();
        for (Object id : ids) {
            setString.add(id.toString());
        }
        if (typeGroup == GroupTab.ORGANIZATION) {
            AdminServiceProvider.get().setOrganizationInGroup(group, setString);
        } else if (typeGroup == GroupTab.EMPLOYEE) {
            AdminServiceProvider.get().setEmloyeeInGroup(group, setString);
        }
    }

    private void table(FilterTable table) {
        if (typeGroup == GroupTab.ORGANIZATION) {
            table.addContainerProperty("?", String.class, null);
        } else if (typeGroup == GroupTab.EMPLOYEE) {
            table.addContainerProperty("", String.class, null);
            table.addContainerProperty("?", String.class, null);
        }
        table.setSizeFull();
        table.setHeight("250px");
        table.setSelectable(true);
        table.setMultiSelect(false);
        table.setImmediate(true);
        table.setFilterBarVisible(true);
        table.setFilterDecorator(new FilterDecorator_());
        addComponent(table);
    }

    private Group getGroup(String nameGroup) {
        List<Group> groups = AdminServiceProvider.get().findGroupByName(nameGroup);
        Group group = null;
        for (Group g : groups) {
            group = g;
        }
        return group;
    }

}