335 lines
10 KiB
Java
335 lines
10 KiB
Java
package org.gcube.portlets.user.reportgenerator.client.dialog;
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import java.util.ArrayList;
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import java.util.List;
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import org.gcube.portlets.user.reportgenerator.client.ReportService;
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import org.gcube.portlets.user.reportgenerator.client.ReportServiceAsync;
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import org.gcube.portlets.user.reportgenerator.client.events.SelectedReportEvent;
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import org.gcube.portlets.user.reportgenerator.shared.VMEReportBean;
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import org.gcube.portlets.user.reportgenerator.shared.VMETypeIdentifier;
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import com.extjs.gxt.ui.client.event.ButtonEvent;
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import com.extjs.gxt.ui.client.event.Events;
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import com.extjs.gxt.ui.client.event.GridEvent;
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import com.extjs.gxt.ui.client.event.Listener;
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import com.extjs.gxt.ui.client.event.SelectionListener;
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import com.extjs.gxt.ui.client.store.GroupingStore;
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import com.extjs.gxt.ui.client.store.Store;
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import com.extjs.gxt.ui.client.widget.ContentPanel;
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import com.extjs.gxt.ui.client.widget.Html;
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import com.extjs.gxt.ui.client.widget.Window;
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import com.extjs.gxt.ui.client.widget.button.Button;
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import com.extjs.gxt.ui.client.widget.form.StoreFilterField;
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import com.extjs.gxt.ui.client.widget.grid.ColumnConfig;
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import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
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import com.extjs.gxt.ui.client.widget.grid.Grid;
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import com.extjs.gxt.ui.client.widget.grid.GridGroupRenderer;
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import com.extjs.gxt.ui.client.widget.grid.GroupColumnData;
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import com.extjs.gxt.ui.client.widget.grid.GroupingView;
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import com.extjs.gxt.ui.client.widget.layout.FitLayout;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.dom.client.Style.Unit;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.HasVerticalAlignment;
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import com.google.gwt.user.client.ui.HorizontalPanel;
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public class SelectVMEReportDialog extends Window {
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private static final int WIDTH = 700;
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private static final int HEIGHT = 450;
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private ReportServiceAsync reportService = (ReportServiceAsync) GWT.create(ReportService.class);
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private ContentPanel mainPanel = new ContentPanel();
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private HandlerManager eventBus;
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private HorizontalPanel hp = new HorizontalPanel();
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private StoreFilterField<VMEReportBean> filter;
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private VMETypeIdentifier type;
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public enum Action {SELECT, ASSOCIATE, DELETE }
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/**
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*
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* @param eventBus the bus to fire events into
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*/
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public SelectVMEReportDialog(final HandlerManager eventBus, VMETypeIdentifier type, final Action action) {
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this.eventBus = eventBus;
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this.type = type;
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setModal(true);
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setResizable(false);
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mainPanel.setHeaderVisible(false);
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setWidth(WIDTH);
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setHeight(HEIGHT);
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mainPanel.setWidth(WIDTH-10);
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mainPanel.setHeight(HEIGHT-50);
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filter = new StoreFilterField<VMEReportBean>() {
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@Override
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protected boolean doSelect(Store<VMEReportBean> store, VMEReportBean parent, VMEReportBean record, String property, String filter) {
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String name = record.getName();
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name = name.toLowerCase();
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if (name.contains(filter.toLowerCase())) {
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return true;
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}
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return false;
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}
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};
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filter.setEmptyText("Filter by ...");
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filter.setWidth("250px");
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hp.add(filter);
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hp.setPixelSize(250, 20);
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hp.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
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add(hp);
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add(mainPanel);
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showLoading();
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setHeading(getHeading(type, action));
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if (type == VMETypeIdentifier.Vme) {
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reportService.listVMEReports(new AsyncCallback<ArrayList<VMEReportBean>>() {
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@Override
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public void onFailure(Throwable caught) {
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mainPanel.unmask();
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showCommunicationError();
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}
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@Override
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public void onSuccess(ArrayList<VMEReportBean> refReports) {
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mainPanel.unmask();
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showAvailableReports(refReports, action);
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}
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});
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} else {
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reportService.listVMEReportRefByType(type, new AsyncCallback<ArrayList<VMEReportBean>>() {
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@Override
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public void onFailure(Throwable caught) {
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mainPanel.unmask();
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showCommunicationError();
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}
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@Override
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public void onSuccess(ArrayList<VMEReportBean> refReports) {
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mainPanel.unmask();
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showAvailableReports(refReports, action);
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}
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});
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}
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}
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private void showCommunicationError() {
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mainPanel.add(new Html(""
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+ "<div style=\"text-align: center; font-size: 16px; margin: 100px 20px;\">We're sorry, it seems something is broken in the communication with the VMEs Repository. "
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+ "</div>"
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+ "<div style=\"text-align: center; font-size: 16px; margin: 50px 20px;\">"
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+ "In the meantime you may <a target=\"_blank\" href=\"https://support.d4science.research-infrastructures.eu\">report the issue.<a/></div>"
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+ ""));
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mainPanel.setLayout(new FitLayout());
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mainPanel.layout();
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}
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/**
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*
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* @param reports
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* @param isAssociation
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*/
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public void showAvailableReports(List<VMEReportBean> reports, final Action theAction) {
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ColumnModel cm = null;
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List<ColumnConfig> configs = new ArrayList<ColumnConfig>();
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ColumnConfig column = new ColumnConfig();
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column.setId("rfmo");
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column.setHeader("Owner");
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column.setWidth(15);
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column.setHidden(true);
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configs.add(column);
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column = new ColumnConfig();
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column.setId("name");
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column.setHeader(type == VMETypeIdentifier.Vme ? "VME Title" : "Identifier");
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column.setWidth(150);
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configs.add(column);
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column = new ColumnConfig();
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column.setId("id");
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column.setHeader("ID");
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column.setWidth(6);
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configs.add(column);
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cm = new ColumnModel(configs);
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/**
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* load the grid data
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*/
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GroupingStore<VMEReportBean> store = new GroupingStore<VMEReportBean>();
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store.add(reports);
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if (type != VMETypeIdentifier.Rfmo)
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store.groupBy("rfmo");
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filter.setEmptyText(type == VMETypeIdentifier.Vme ? "Filter by Title" : "Filter by Identifier");
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filter.bind(store);
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final Grid<VMEReportBean> grid = new Grid<VMEReportBean>(store, cm);
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grid.getElement().getStyle().setBorderWidth(0, Unit.PX);
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grid.setAutoExpandColumn("name");
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grid.setBorders(false);
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grid.setStripeRows(true);
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GroupingView view = new GroupingView();
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view.setShowGroupedColumn(true);
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view.setStartCollapsed(true);
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grid.setView(view);
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grid.addListener(Events.OnMouseOver, new Listener<GridEvent<VMEReportBean>>(){
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@Override
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public void handleEvent(GridEvent<VMEReportBean> ge) {
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if (ge != null && ge.getModel() != null) {
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grid.setTitle(ge.getModel().getName());
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}
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}
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});
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grid.addListener(Events.CellDoubleClick, new Listener<GridEvent<VMEReportBean>>(){
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@Override
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public void handleEvent(GridEvent<VMEReportBean> ge) {
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if (ge != null && ge.getModel() != null) {
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hide();
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switch (theAction) {
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case SELECT:
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openSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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break;
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case ASSOCIATE:
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associateSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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break;
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case DELETE:
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deleteSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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break;
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}
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}
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}
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});
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final ColumnModel finalCM = cm;
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view.setGroupRenderer(new GridGroupRenderer() {
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public String render(GroupColumnData data) {
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String f = finalCM.getColumnById(data.field).getHeader();
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String l = data.models.size() == 1 ? "Item" : "Items";
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return f + ": " + data.group + " (" + data.models.size() + " " + l + ")";
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}
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});
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view.setForceFit(true);
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ContentPanel gridPanel = new ContentPanel(new FitLayout());
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gridPanel.setHeaderVisible(false);
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gridPanel.add(grid);
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gridPanel.addButton(new Button("Cancel", new SelectionListener<ButtonEvent>() {
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@Override
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public void componentSelected(ButtonEvent ce) {
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hide();
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}
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}));
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switch (theAction) {
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case SELECT:
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gridPanel.addButton(new Button("Open Selected", new SelectionListener<ButtonEvent>() {
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@Override
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public void componentSelected(ButtonEvent ce) {
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openSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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hide();
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}
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}));
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break;
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case ASSOCIATE:
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gridPanel.addButton(new Button("Associate Selected", new SelectionListener<ButtonEvent>() {
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@Override
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public void componentSelected(ButtonEvent ce) {
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hide();
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associateSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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}
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}));
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break;
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case DELETE:
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gridPanel.addButton(new Button("Delete Selected from VME-DB", new SelectionListener<ButtonEvent>() {
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@Override
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public void componentSelected(ButtonEvent ce) {
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hide();
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deleteSelected(grid.getSelectionModel().getSelectedItem(), type, theAction);
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}
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}));
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break;
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}
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mainPanel.add(gridPanel);
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mainPanel.setLayout(new FitLayout());
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mainPanel.layout();
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}
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private void associateSelected(VMEReportBean selectedItem, VMETypeIdentifier type, Action theAction) {
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eventBus.fireEvent(new SelectedReportEvent(selectedItem.getId(), selectedItem.getName(), type, theAction));
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}
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private void openSelected(VMEReportBean selectedItem, VMETypeIdentifier type, Action theAction) {
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eventBus.fireEvent(new SelectedReportEvent(selectedItem.getId(), selectedItem.getName(), type, theAction));
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}
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private void deleteSelected(VMEReportBean selectedItem, VMETypeIdentifier type, Action theAction) {
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eventBus.fireEvent(new SelectedReportEvent(selectedItem.getId(), selectedItem.getName(), type, theAction));
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}
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/**
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*
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*/
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private void showLoading() {
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mainPanel.mask("Asking for available Reports, please wait ... ", "loading-indicator");
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}
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/**
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* the heading of the window
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* @param type
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* @param isAssociation
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* @return
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*/
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private String getHeading(VMETypeIdentifier type, Action theAction) {
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String toReturn = "";
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switch (type) {
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case Vme:
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toReturn = "VME";
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break;
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case FisheryAreasHistory:
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toReturn = "fishing foot print";
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break;
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case VMEsHistory:
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toReturn = "regional history";
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break;
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case InformationSource:
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toReturn = "Information Source";
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break;
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case GeneralMeasure:
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toReturn = "General Measure";
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break;
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case Rfmo:
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toReturn = "RFMO";
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break;
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default:
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toReturn = "Unknown Category!";
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break;
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}
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switch (theAction) {
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case SELECT:
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toReturn = "Edit " + toReturn;
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break;
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case ASSOCIATE:
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toReturn = "Associate " + toReturn;
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break;
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case DELETE:
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toReturn = "Delete " + toReturn;
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break;
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}
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return toReturn;
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}
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}
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