/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.fragment.dataScroller;
import java.util.Collections;
import java.util.List;
import org.jboss.arquillian.graphene.Graphene;
import org.jboss.arquillian.graphene.GrapheneElement;
import org.jboss.arquillian.graphene.fragment.Root;
import org.openqa.selenium.By;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.support.FindBy;
import org.richfaces.fragment.common.AdvancedVisibleComponentIteractions;
import org.richfaces.fragment.common.Utils;
import org.richfaces.fragment.common.VisibleComponentInteractions;
/**
* @author <a href="https://community.jboss.org/people/ppitonak">Pavol Pitonak</a>
*/
public class RichFacesDataScroller implements DataScroller, AdvancedVisibleComponentIteractions<RichFacesDataScroller.AdvancedDataScrollerInteractions> {
@Root
private WebElement root;
@FindBy(className = "rf-ds-btn-first")
private GrapheneElement firstBtn;
@FindBy(className = "rf-ds-btn-fastrwd")
private GrapheneElement fastRewindBtn;
@FindBy(className = "rf-ds-btn-prev")
private GrapheneElement previousBtn;
@FindBy(className = "rf-ds-btn-next")
private GrapheneElement nextBtn;
@FindBy(className = "rf-ds-btn-fastfwd")
private GrapheneElement fastForwardBtn;
@FindBy(className = "rf-ds-btn-last")
private GrapheneElement lastBtn;
@FindBy(className = "rf-ds-nmb-btn")
private List<GrapheneElement> numberedPages;
@FindBy(className = "rf-ds-act")
private GrapheneElement activePage;
private final AdvancedDataScrollerInteractions advancedInteractions = new AdvancedDataScrollerInteractions();
@Override
public int getActivePageNumber() {
return Integer.valueOf(advanced().getActivePageElement().getText());
}
private void switchTo(By by) {
WebElement element = advanced().getRootElement().findElement(by);
element.click();
Graphene.waitModel().until().element(element).attribute("class").contains(advanced().getActiveClass());
}
private boolean checkIfScrollingByFastButtonIsQuickerThanScrollingByPages(int pageNumberBefore) {
return Math.abs(pageNumberBefore - getActivePageNumber()) > (int) (advanced().getCountOfVisiblePages() / 2);
}
@Override
public void switchTo(int pageNumber) {
int counter = 50; // to prevent infinite loops
int lastPageNumber = getActivePageNumber();
boolean isScrollingByFastButtonQuicker = true;
boolean scrollingByButtonChecked = false;
while (pageNumber > advanced().getLastVisiblePageNumber() && counter > 0) {
if (isScrollingByFastButtonQuicker) {
switchTo(DataScrollerSwitchButton.FAST_FORWARD);
} else {
switchTo(advanced().getLastVisiblePageNumber());
}
if (!scrollingByButtonChecked) {
isScrollingByFastButtonQuicker = checkIfScrollingByFastButtonIsQuickerThanScrollingByPages(lastPageNumber);
scrollingByButtonChecked = true;
}
counter--;
}
if (counter == 0) {
throw new RuntimeException("Scroller doesn't change pages.");
}
counter = 50; // to prevent inifinite loops
while (pageNumber < advanced().getFirstVisiblePageNumber() && counter > 0) {
if (isScrollingByFastButtonQuicker) {
switchTo(DataScrollerSwitchButton.FAST_REWIND);
} else {
switchTo(advanced().getFirstVisiblePageNumber());
}
if (!scrollingByButtonChecked) {
isScrollingByFastButtonQuicker = checkIfScrollingByFastButtonIsQuickerThanScrollingByPages(lastPageNumber);
scrollingByButtonChecked = true;
}
counter--;
}
if (counter == 0) {
throw new RuntimeException("Scroller doesn't change pages.");
}
if (pageNumber == getActivePageNumber()) {
return;
}
switchTo(advanced().getCssSelectorForPageNumber(pageNumber));
}
@Override
public void switchTo(DataScrollerSwitchButton btn) {
String prevPageText = advanced().getActivePageElement().getText();
advanced().getButtonElement(btn).click();
Graphene.waitModel().until().element(advanced().getActivePageElement()).text().not().equalTo(prevPageText);
}
@Override
public boolean hasPages() {
return advanced().getCountOfVisiblePages() > 0;
}
@Override
public AdvancedDataScrollerInteractions advanced() {
return advancedInteractions;
}
public class AdvancedDataScrollerInteractions implements VisibleComponentInteractions {
private static final String CSS_PAGE_SELECTOR_TEMPLATE = "[id$='ds_%d'].rf-ds-nmb-btn";
private static final String CLASS_DISABLED = "rf-ds-dis";
private static final String CLASS_ACTIVE = "rf-ds-act";
public WebElement getRootElement() {
return root;
}
public WebElement getButtonElement(DataScrollerSwitchButton btn) {
return getButtonGrapheneElement(btn);
}
private GrapheneElement getButtonGrapheneElement(DataScrollerSwitchButton btn) {
switch (btn) {
case FAST_FORWARD:
return fastForwardBtn;
case FAST_REWIND:
return fastRewindBtn;
case FIRST:
return firstBtn;
case LAST:
return lastBtn;
case NEXT:
return nextBtn;
case PREVIOUS:
return previousBtn;
default:
throw new UnsupportedOperationException("Unknown button " + btn);
}
}
protected String getActiveClass() {
return CLASS_ACTIVE;
}
protected String getCssPageSelectorTemplate() {
return CSS_PAGE_SELECTOR_TEMPLATE;
}
protected String getDisabledClass() {
return CLASS_DISABLED;
}
private By getCssSelectorForPageNumber(int pageNumber) {
return By.cssSelector(String.format(getCssPageSelectorTemplate(), pageNumber));
}
public List<? extends WebElement> getAllPagesElements() {
return Collections.unmodifiableList(numberedPages);
}
public WebElement getFirstVisiblePageElement() {
return getAllPagesElements().get(0);
}
public int getFirstVisiblePageNumber() {
return Integer.valueOf(getFirstVisiblePageElement().getText());
}
public WebElement getLastVisiblePageElement() {
return getAllPagesElements().get(getCountOfVisiblePages() - 1);
}
public int getLastVisiblePageNumber() {
return Integer.valueOf(getLastVisiblePageElement().getText());
}
public WebElement getActivePageElement() {
return activePage;
}
public int getCountOfVisiblePages() {
return getAllPagesElements().size();
}
public boolean isButtonDisabled(DataScrollerSwitchButton btn) {
return getButtonElement(btn).getAttribute("class").contains(getDisabledClass());
}
public boolean isButtonPresent(DataScrollerSwitchButton btn) {
return getButtonGrapheneElement(btn).isPresent();
}
public boolean isFirstPage() {
return Integer.valueOf(getActivePageElement().getText()).equals(1);
}
public boolean isLastPage() {
return getActivePageElement().getText().equals(advanced().getLastVisiblePageElement().getText());
}
@Override
public boolean isVisible() {
return Utils.isVisible(getRootElement());
}
}
}