com.viaoa.web.html.oa.OAHtmlMultiSelect Maven / Gradle / Ivy
package com.viaoa.web.html.oa;
import java.util.*;
import com.viaoa.hub.*;
import com.viaoa.object.*;
import com.viaoa.uicontroller.OAUIMultiSelectController;
import com.viaoa.uicontroller.OAUISelectController;
import com.viaoa.util.OAConverter;
import com.viaoa.util.OAStr;
import com.viaoa.web.html.HtmlOption;
import com.viaoa.web.html.HtmlSelect;
import com.viaoa.web.html.HtmlTD;
import com.viaoa.web.html.form.OAForm;
import com.viaoa.web.html.form.OAFormSubmitEvent;
// need to add support for recursiveLinks
/**
* HtmlSelect to work with OAModel and allows for selecting multiple options.
*
* Works with master detail and matching property from select hub.
*
* Notes:
*
* @author vince
*/
public class OAHtmlMultiSelect extends HtmlSelect implements OAHtmlComponentInterface, OAHtmlTableComponentInterface {
private final OAUIMultiSelectController oaUiControl;
private String propName;
private String format;
private final Hub hubSelect;
private static class LastRefresh {
Hub hubUsed;
Hub hubSelectUsed;
final List alSelectOptions = new ArrayList<>();
}
private final LastRefresh lastRefresh = new LastRefresh();
/**
*
* @param id html element Id
* @param hub master Hub with list of all objects to choose from.
* @param hubSelect hub of selected items.
* @param propName display property
*/
public OAHtmlMultiSelect(String id, Hub hub, Hub hubSelect, String propName) {
super(id);
this.hubSelect = hubSelect;
this.propName = propName;
// used to interact between component with hub.
oaUiControl = new OAUIMultiSelectController(hub) {
@Override
protected void onCompleted(String completedMessage, String title) {
OAForm form = getForm();
if (form != null) {
form.addMessage(completedMessage);
form.addConsoleMessage(title + " - " + completedMessage);
}
}
@Override
protected void onError(String errorMessage, String detailMessage) {
OAForm form = getForm();
if (form != null) {
form.addError(errorMessage);
form.addConsoleMessage(errorMessage + " - " + detailMessage);
}
}
};
}
public String getFormat() {
return this.format;
}
public void setFormat(String format) {
this.format = format;
}
/* Called when form is submitted.
Uses OAUISelectController to handle updating selected value.
*/
@Override
protected void onSubmitAfterLoadValues(OAFormSubmitEvent formSubmitEvent) {
final String[] values = getValues();
if (values == null || values.length == 0) {
if (lastRefresh.alSelectOptions.size() == 0) return;
}
// make sure that hubSelect still matches guids that were sent.
if (lastRefresh.hubSelectUsed.size() != lastRefresh.alSelectOptions.size()) {
formSubmitEvent.addSyncError("OAHtmlMultiSelect Id="+getId());
return;
}
boolean bMatch = true;
for (String guid : lastRefresh.alSelectOptions) {
final int guidSelected = OAConverter.toInt(guid);
boolean bFound = false;
for (F obj : (Hub) lastRefresh.hubSelectUsed) {
if (obj.getGuid() == guidSelected) {
bFound = true;
break;
}
}
if (!bFound) {
bMatch = false;
break;
}
}
if (!bMatch) {
formSubmitEvent.addSyncError("OAHtmlMultiSelect Id="+getId());
return;
}
List alAdd = new ArrayList<>();
if (values != null) {
for (String guid : values) {
final int guidSelected = OAConverter.toInt(guid);
boolean bFound = false;
for (F obj : (Hub) lastRefresh.hubSelectUsed) {
if (obj.getGuid() == guidSelected) {
alAdd.add(obj);
bFound = true;
break;
}
}
if (!bFound) {
for (F obj : (Hub) lastRefresh.hubUsed) {
if (obj.getGuid() == guidSelected) {
alAdd.add(obj);
bFound = true;
break;
}
}
if (!bFound) {
F obj = OAObjectCacheDelegate.getUsingGuid(getHub().getObjectClass(), guidSelected);
if (obj != null) {
bFound = true;
alAdd.add(obj);
}
}
}
}
}
final List alRemove = new ArrayList<>();
for (F obj : (Hub) lastRefresh.hubSelectUsed) {
if (!alAdd.contains(obj)) alRemove.add(obj);
}
for (F obj : alAdd) {
if (!lastRefresh.hubSelectUsed.contains(obj)) lastRefresh.hubSelectUsed.add(obj);
}
for (Object obj : alRemove) {
lastRefresh.hubSelectUsed.remove(obj);
}
}
public Hub getHub() {
return oaUiControl.getHub();
}
public Hub getSelectHub() {
return hubSelect;
}
public OAUIMultiSelectController getController() {
return oaUiControl;
}
@Override
protected void beforeGetScript() {
OAForm form = getOAHtmlComponent().getForm();
final boolean bIsFormEnabled = form == null || form.getEnabled();
boolean b = oaUiControl.isEnabled();
setEnabled(bIsFormEnabled && b);
b = oaUiControl.isVisible();
setVisible(b);
clearOptions();
lastRefresh.hubUsed = getHub().getRealHub();
lastRefresh.hubSelectUsed = hubSelect.getRealHub();
lastRefresh.alSelectOptions.clear();
for (HtmlOption ho : _getOptions(lastRefresh)) {
add(ho);
if (ho.getSelected()) lastRefresh.alSelectOptions.add(ho.getValue());
}
}
protected List _getOptions(final LastRefresh lastRefresh) {
final List alOption = new ArrayList<>();
setMultiple(true);
if (getDisplayRows() < 2) setDisplayRows(3);
setEnabled(oaUiControl.isEnabled());
setVisible(oaUiControl.isVisible());
for (Object obj : lastRefresh.hubUsed) {
HtmlOption ho;
if (obj instanceof OAObject) {
String label = ((OAObject) obj).getPropertyAsString(propName, format);
if (OAStr.isEmpty(label)) label = " "; // otherwise it will default to displaying value.
ho = new HtmlOption("" + ((OAObject) obj).getGuid(), label, getSelectHub().contains(obj));
}
else {
ho = new HtmlOption(obj.toString(), obj.toString(), getSelectHub().contains(obj));
}
alOption.add(ho);
}
// make sure that all of the hubSelect objects are in options
for (Object obj : lastRefresh.hubSelectUsed) {
if (lastRefresh.hubUsed.contains(obj)) continue;
HtmlOption ho;
if (obj instanceof OAObject) {
String label = ((OAObject) obj).getPropertyAsString(propName, format);
if (OAStr.isEmpty(label)) label = " "; // otherwise it will default to displaying value.
ho = new HtmlOption("" + ((OAObject) obj).getGuid(), label, getSelectHub().contains(obj));
}
else {
ho = new HtmlOption(obj.toString(), obj.toString(), getSelectHub().contains(obj));
}
alOption.add(ho);
}
return alOption;
}
@Override
public String getTableCellRenderer(HtmlTD td, int row) {
if (row < 0) return "";
String list = null;
for (F obj : hubSelect) {
String s = ((OAObject) obj).getPropertyAsString(propName, format);
if (list == null) list = "";
else list += ", ";
list += s;
}
if (!oaUiControl.isVisible()) list = "";
else td.addClass("oaNoTextOverflow");
return list;
}
@Override
public String getTableCellEditor(HtmlTD td, int row, boolean bHasFocus) {
//qqqqqqqq USE: taginput with autocomplete and list of selected items
return "use taginput";
}
}