com.esofthead.mycollab.module.project.ui.components.ProjectSubscribersComp.java Source code

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Here is the source code for com.esofthead.mycollab.module.project.ui.components.ProjectSubscribersComp.java

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/**
 * This file is part of mycollab-web.
 *
 * mycollab-web 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.
 *
 * mycollab-web 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 mycollab-web.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.esofthead.mycollab.module.project.ui.components;

import com.esofthead.mycollab.module.project.service.ProjectMemberService;
import com.esofthead.mycollab.module.user.domain.SimpleUser;
import com.esofthead.mycollab.spring.ApplicationContextUtil;
import com.esofthead.mycollab.vaadin.AppContext;
import com.esofthead.mycollab.vaadin.ui.UserAvatarControlFactory;
import com.vaadin.data.Property;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.Component;
import com.vaadin.ui.CssLayout;
import com.vaadin.ui.CustomField;

import java.util.*;

/**
 * @author MyCollab Ltd.
 * @since 5.0.1
 */
public class ProjectSubscribersComp extends CustomField {
    private int projectId;
    private boolean defaultSelectAll;
    private Set<String> selectedUsers;

    private Collection<FollowerCheckbox> memberSelections = new ArrayList<>();

    public ProjectSubscribersComp(boolean defaultSelectionAll, int projectId, String... selectedUsersParam) {
        this.projectId = projectId;
        this.defaultSelectAll = defaultSelectionAll;
        this.selectedUsers = new HashSet<>(Arrays.asList(selectedUsersParam));
    }

    @Override
    protected Component initContent() {
        ProjectMemberService projectMemberService = ApplicationContextUtil
                .getSpringBean(ProjectMemberService.class);
        List<SimpleUser> members = projectMemberService.getActiveUsersInProject(projectId,
                AppContext.getAccountId());
        CssLayout container = new CssLayout();
        container.setStyleName("followers-container");
        final CheckBox selectAllCheckbox = new CheckBox("All", defaultSelectAll);
        selectAllCheckbox.addValueChangeListener(new ValueChangeListener() {
            @Override
            public void valueChange(Property.ValueChangeEvent valueChangeEvent) {
                boolean val = selectAllCheckbox.getValue();
                for (FollowerCheckbox followerCheckbox : memberSelections) {
                    followerCheckbox.setValue(val);
                }
            }
        });
        container.addComponent(selectAllCheckbox);
        for (SimpleUser user : members) {
            final FollowerCheckbox memberCheckbox = new FollowerCheckbox(user);
            memberCheckbox.addValueChangeListener(new ValueChangeListener() {
                @Override
                public void valueChange(Property.ValueChangeEvent valueChangeEvent) {
                    if (!memberCheckbox.getValue()) {
                        selectAllCheckbox.setValue(false);
                    }
                }
            });
            if (defaultSelectAll || selectedUsers.contains(user.getUsername())) {
                memberCheckbox.setValue(true);
            }
            memberSelections.add(memberCheckbox);
            container.addComponent(memberCheckbox);
        }
        return container;
    }

    public void addFollower(String follower) {
        List<String> followers = new ArrayList<>();
        for (FollowerCheckbox followerCheckbox : memberSelections) {
            if (followerCheckbox.user.getUsername().equals(follower)) {
                followerCheckbox.setValue(true);
            }
        }
    }

    public List<String> getFollowers() {
        List<String> followers = new ArrayList<>();
        for (FollowerCheckbox followerCheckbox : memberSelections) {
            if (followerCheckbox.getValue()) {
                followers.add(followerCheckbox.user.getUsername());
            }
        }
        return followers;
    }

    @Override
    public Class getType() {
        return Object.class;
    }

    private static class FollowerCheckbox extends CheckBox {
        private SimpleUser user;

        FollowerCheckbox(SimpleUser user) {
            this.user = user;
            this.setCaption(user.getDisplayName());
            this.setIcon(UserAvatarControlFactory.createAvatarResource(user.getAvatarid(), 16));
        }
    }
}