/*
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.dashbuilder.displayer.client.widgets.filter;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Widget;
import org.dashbuilder.dataset.date.Month;
import org.dashbuilder.dataset.date.TimeFrame;
import org.dashbuilder.dataset.date.TimeInstant;
import org.dashbuilder.dataset.group.DateIntervalType;
import org.jboss.errai.ioc.client.container.SyncBeanManager;
import org.uberfire.client.mvp.UberView;
import org.uberfire.mvp.Command;
@Dependent
public class TimeFrameEditor implements FunctionParameterEditor {
public interface View extends UberView<TimeFrameEditor> {
void hideFirstMonthSelector();
void showFirstMonthSelector();
void clearFirstMonthSelector();
void addFirstMonthItem(Month month);
void setSelectedFirstMonthIndex(int index);
int getSelectedFirstMonthIndex();
}
View view;
SyncBeanManager beanManager;
TimeFrame timeFrame = null;
TimeInstantEditor fromEditor;
TimeInstantEditor toEditor;
Command onChangeCommand = new Command() { public void execute() {} };
@Inject
public TimeFrameEditor(View view, SyncBeanManager beanManager) {
this.view = view;
this.beanManager = beanManager;
}
@Override
public Widget asWidget() {
return view.asWidget();
}
public TimeFrame getTimeFrame() {
return timeFrame;
}
public TimeInstantEditor getFromEditor() {
return fromEditor;
}
public TimeInstantEditor getToEditor() {
return toEditor;
}
public void init(TimeFrame tf, Command onChangeCommand) {
this.onChangeCommand = onChangeCommand;
this.timeFrame = tf != null ? tf : TimeFrame.parse("begin[year] till end[year]");
this.fromEditor = beanManager.lookupBean(TimeInstantEditor.class).newInstance();
this.fromEditor.init(timeFrame.getFrom(), new Command() {
public void execute() {
fromEditor.getTimeInstant().setFirstMonthOfYear(getFirstMonthOfYear());
timeFrame.setFrom(fromEditor.getTimeInstant());
changeFirstMonthAvailability();
fireChanges();
}
});
this.toEditor = beanManager.lookupBean(TimeInstantEditor.class).newInstance();
this.toEditor.init(timeFrame.getTo(), new Command() {
public void execute() {
toEditor.getTimeInstant().setFirstMonthOfYear(getFirstMonthOfYear());
timeFrame.setTo(toEditor.getTimeInstant());
changeFirstMonthAvailability();
fireChanges();
}
});
view.init(this);
initFirstMonthSelector();
changeFirstMonthAvailability();
}
protected void initFirstMonthSelector() {
view.clearFirstMonthSelector();
Month current = getFirstMonthOfYear();
Month[] entries = Month.values();
for (int i = 0; i < entries.length; i++) {
Month entry = entries[i];
view.addFirstMonthItem(entry);
if (current != null && current.equals(entry)) {
view.setSelectedFirstMonthIndex(i);
}
}
}
protected void changeFirstMonthAvailability() {
view.hideFirstMonthSelector();
if (isFirstMonthAvailable()) {
view.showFirstMonthSelector();
}
}
public boolean isFirstMonthAvailable() {
TimeInstant instantFrom = timeFrame.getFrom();
TimeInstant.TimeMode modeFrom = instantFrom.getTimeMode();
if (modeFrom != null && !modeFrom.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantFrom.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
return true;
}
}
TimeInstant instantTo = timeFrame.getTo();
TimeInstant.TimeMode modeTo = instantTo.getTimeMode();
if (modeTo != null && !modeTo.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantTo.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
return true;
}
}
return false;
}
public Month getFirstMonthOfYear() {
TimeInstant instantFrom = timeFrame.getFrom();
TimeInstant.TimeMode modeFrom = instantFrom.getTimeMode();
if (modeFrom != null && !modeFrom.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantFrom.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
return instantFrom.getFirstMonthOfYear();
}
}
TimeInstant instantTo = timeFrame.getTo();
TimeInstant.TimeMode modeTo = instantTo.getTimeMode();
if (modeTo != null && !modeTo.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantTo.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
return instantTo.getFirstMonthOfYear();
}
}
return null;
}
public void setFirstMonthOfYear(Month month) {
TimeInstant instantFrom = timeFrame.getFrom();
TimeInstant.TimeMode modeFrom = instantFrom.getTimeMode();
if (modeFrom != null && !modeFrom.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantFrom.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
instantFrom.setFirstMonthOfYear(month);
}
}
TimeInstant instantTo = timeFrame.getTo();
TimeInstant.TimeMode modeTo = instantTo.getTimeMode();
if (modeTo != null && !modeTo.equals(TimeInstant.TimeMode.NOW)) {
DateIntervalType intervalType = instantTo.getIntervalType();
if (intervalType != null && intervalType.getIndex() > DateIntervalType.MONTH.getIndex()) {
instantTo.setFirstMonthOfYear(month);
}
}
}
@Override
public void setFocus(boolean focus) {
}
public void changeFirstMonth() {
int selectedIdx = view.getSelectedFirstMonthIndex();
Month month = Month.getByIndex(selectedIdx + 1);
setFirstMonthOfYear(month);
fireChanges();
}
protected void fireChanges() {
onChangeCommand.execute();
}
}