Pithos_GSS » GSS

/*

 * Copyright 2010 Electronic Business Systems Ltd.

 *

 * This file is part of GSS.

 *

 * GSS 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.

 *

 * GSS 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 GSS.  If not, see <http://www.gnu.org/licenses/>.

 */

package org.gss_project.gss.admin.client.ui;

import org.gss_project.gss.admin.client.TwoAdmin;

import org.gss_project.gss.common.dto.UserClassDTO;

import java.util.List;

import com.google.gwt.core.client.GWT;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

import com.google.gwt.uibinder.client.UiBinder;

import com.google.gwt.uibinder.client.UiField;

import com.google.gwt.uibinder.client.UiHandler;

import com.google.gwt.user.client.rpc.AsyncCallback;

import com.google.gwt.user.client.ui.Button;

import com.google.gwt.user.client.ui.Composite;

import com.google.gwt.user.client.ui.FlexTable;

import com.google.gwt.user.client.ui.HTML;

import com.google.gwt.user.client.ui.HasHorizontalAlignment;

import com.google.gwt.user.client.ui.TextBox;

import com.google.gwt.user.client.ui.Widget;

/**

 * @author kman

 *

 */

public class UserClassListPanel extends Composite {

        private static UserClassListPanelUiBinder uiBinder = GWT.create(UserClassListPanelUiBinder.class);

        interface UserClassListPanelUiBinder extends UiBinder<Widget, UserClassListPanel> {

        }

        @UiField(provided=true)

        FlexTable userClassList;

        @UiField(provided=true)

        FlexTable userClassEdit;

        @UiField

        Button saveButton;

        @UiField

        Button newButton;

        TextBox nameBox = new TextBox();

        TextBox quotaBox = new TextBox();

        TextBox bandwithBox = new TextBox();

        UserClassDTO userClass;

        public UserClassListPanel() {

                userClassList = new FlexTable();

                userClassEdit = new FlexTable();

                userClassList.setText(0, 0, "Name");

                userClassList.setText(0, 1, "Quota");

                userClassList.setText(0, 2, "Bandwith Quota");

                userClassList.setText(0, 3, "");

                userClassList.setText(0, 4, "");

                userClassList.getFlexCellFormatter().setStyleName(0, 0, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(0, 1, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(0, 2, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(0, 3, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(0, 4, "props-toplabels");

                userClassList.getFlexCellFormatter().setHorizontalAlignment(0, 0, HasHorizontalAlignment.ALIGN_CENTER);

                userClassList.getFlexCellFormatter().setHorizontalAlignment(0, 1, HasHorizontalAlignment.ALIGN_CENTER);

                userClassList.getFlexCellFormatter().setHorizontalAlignment(0, 2, HasHorizontalAlignment.ALIGN_CENTER);

                userClassList.getFlexCellFormatter().setHorizontalAlignment(0, 3, HasHorizontalAlignment.ALIGN_CENTER);

                userClassList.getFlexCellFormatter().setHorizontalAlignment(0, 4, HasHorizontalAlignment.ALIGN_CENTER);

                userClassList.addStyleName("gss-permList");

                userClassEdit.setText(0, 0, "Name");

                userClassEdit.setText(1, 0, "Quota");

                userClassEdit.setText(2, 0, "Bandwith Quota");

                userClassEdit.setText(3, 0, "");

                userClassEdit.setWidget(0, 1, nameBox);

                userClassEdit.setWidget(1, 1, quotaBox);

                userClassEdit.setWidget(2, 1, bandwithBox);

                userClassEdit.setText(3, 0, "");

                userClassList.getFlexCellFormatter().setStyleName(0, 0, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(1, 0, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(2, 0, "props-toplabels");

                userClassList.getFlexCellFormatter().setStyleName(3, 0, "props-toplabels");

                initWidget(uiBinder.createAndBindUi(this));

                updateTable();

        }

        public void updateTable(){

                clearInput();

                clearTable();

                TwoAdmin.get().getAdminService().getUserClasses(new AsyncCallback<List<UserClassDTO>>() {

                        @Override

                        public void onSuccess(List<UserClassDTO> result) {

                                int i=1;

                                for(final UserClassDTO dto : result){

                                        userClassList.setHTML(i, 0, "<span>" + dto.getName() + "</span>");

                                        userClassList.setHTML(i, 1, "<span>" + dto.getQuotaAsString() + "</span>");

                                        userClassList.setHTML(i, 2, "<span></span>"); // XXX

                                        HTML edit = new HTML("<a href='#'>Edit</a>");

                                        edit.addClickHandler(new ClickHandler() {

                                                @Override

                                                public void onClick(ClickEvent event) {

                                                        userClass = dto;

                                                        updateInput();

                                                }

                                        });

                                        userClassList.setWidget(i, 3, edit);

                                        HTML delete = new HTML("<a href='#'>Remove</a>");

                                        delete.addClickHandler(new ClickHandler() {

                                                @Override

                                                public void onClick(ClickEvent event) {

                                                        clearInput();

                                                        TwoAdmin.get().getAdminService().removeUserClass(dto, new AsyncCallback<Void>() {

                                                                @Override

                                                                public void onFailure(Throwable caught) {

                                                                        TwoAdmin.get().hideLoadingBox();

                                                                        GWT.log("Error deleting class", caught);

                                                                        TwoAdmin.get().showErrorBox("Unable to Delete User Class");

                                                                }

                                                                @Override

                                                                public void onSuccess(Void removeResult) {

                                                                        updateTable();

                                                                }});

                                                }

                                        });

                                        userClassList.setWidget(i, 4, delete);

                                        userClassList.getFlexCellFormatter().setHorizontalAlignment(i, 0, HasHorizontalAlignment.ALIGN_CENTER);

                                        userClassList.getFlexCellFormatter().setHorizontalAlignment(i, 1, HasHorizontalAlignment.ALIGN_CENTER);

                                        userClassList.getFlexCellFormatter().setHorizontalAlignment(i, 2, HasHorizontalAlignment.ALIGN_CENTER);

                                        userClassList.getFlexCellFormatter().setHorizontalAlignment(i, 3, HasHorizontalAlignment.ALIGN_CENTER);

                                        userClassList.getFlexCellFormatter().setHorizontalAlignment(i, 4, HasHorizontalAlignment.ALIGN_CENTER);

                                        i++;

                                }

                        }

                        @Override

                        public void onFailure(Throwable caught) {

                                // TODO Auto-generated method stub

                        }

                });

        }

        public void clearTable(){

                int count = userClassList.getRowCount();

                for(int i=1;i<count;i++){

                        userClassList.setHTML(i, 0, "<span></span>");

                        userClassList.setHTML(i, 1, "<span></span>");

                        userClassList.setHTML(i, 2, "<span></span>");

                        userClassList.setHTML(i, 3, "<span></span>");

                        userClassList.setHTML(i, 4, "<span></span>");

                }

        }

        public void clearInput(){

                userClass= new UserClassDTO();

                nameBox.setText("");

                quotaBox.setText("");

                bandwithBox.setText("");

        }

        public void updateInput(){

                nameBox.setText(userClass.getName());

                quotaBox.setText(String.valueOf(userClass.getQuota()));

                bandwithBox.setText(""); // XXX

        }

        @UiHandler("newButton")

        public void handleNew(@SuppressWarnings("unused") ClickEvent e){

                clearInput();

        }

        @UiHandler("saveButton")

        public void handleSave(@SuppressWarnings("unused") ClickEvent e){

                userClass.setName(nameBox.getText());

                userClass.setQuota(Long.parseLong(quotaBox.getText()));

                TwoAdmin.get().getAdminService().saveOrUpdateUserClass(userClass, new AsyncCallback<Void>() {

                        @Override

                        public void onFailure(Throwable caught) {

                                TwoAdmin.get().hideLoadingBox();

                                GWT.log("Error saving class", caught);

                                TwoAdmin.get().showErrorBox("Unable to Save User Class");

                        }

                        @Override

                        public void onSuccess(Void result) {

                                updateTable();

                        }});

        }

}