19229148803

Committed 10 Nov 2025 10:52AM UTC coverage: 13.973% (-0.8%) from 14.759%

Build # 19229148803

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push

github

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web-flow

Commit Message

Merge pull request #280 from knowledgepixels/276-news-items

276 news items

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src/main/java/com/knowledgepixels/nanodash/component/QueryResultTable.java

package com.knowledgepixels.nanodash.component;

import com.knowledgepixels.nanodash.GrlcQuery;
import com.knowledgepixels.nanodash.Space;
import com.knowledgepixels.nanodash.Utils;
import com.knowledgepixels.nanodash.ViewDisplay;
import com.knowledgepixels.nanodash.page.ExplorePage;
import com.knowledgepixels.nanodash.page.NanodashPage;
import org.apache.wicket.Component;
import org.apache.wicket.behavior.AttributeAppender;
import org.apache.wicket.extensions.ajax.markup.html.repeater.data.table.AjaxNavigationToolbar;
import org.apache.wicket.extensions.markup.html.repeater.data.grid.ICellPopulator;
import org.apache.wicket.extensions.markup.html.repeater.data.sort.ISortState;
import org.apache.wicket.extensions.markup.html.repeater.data.table.*;
import org.apache.wicket.extensions.markup.html.repeater.util.SingleSortState;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.link.AbstractLink;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.nanopub.extra.services.ApiResponse;
import org.nanopub.extra.services.ApiResponseEntry;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/**
 * A table component that displays the results of a query.
 */
public class QueryResultTable extends Panel {

    private static final Logger logger = LoggerFactory.getLogger(QueryResultTable.class);

    private Model<String> errorMessages = Model.of("");
    private DataTable<ApiResponseEntry, String> table;
    private Label errorLabel;
    private boolean finalized = false;
    private List<AbstractLink> buttons = new ArrayList<>();
    private String contextId;
    private Space space;

    QueryResultTable(String id, GrlcQuery grlcQuery, ApiResponse response, boolean plain, ViewDisplay viewDisplay, long rowsPerPage, String contextId) {
        super(id);
        this.contextId = contextId;

        if (plain) {
            add(new Label("label").setVisible(false));
            add(new Label("morelink").setVisible(false));
        } else {
            String label = grlcQuery.getLabel();
            if (viewDisplay.getView().getTitle() != null) label = viewDisplay.getView().getTitle();
            add(new Label("label", label));
            add(new BookmarkablePageLink<Void>("morelink", ExplorePage.class, new PageParameters().set("id", viewDisplay.getNanopubId())));
        }

        errorLabel = new Label("error-messages", errorMessages);
        errorLabel.setVisible(false);
        add(errorLabel);

        List<IColumn<ApiResponseEntry, String>> columns = new ArrayList<>();
        DataProvider dp;
        try {
            for (String h : response.getHeader()) {
                if (h.endsWith("_label")) continue;
                columns.add(new Column(h.replaceAll("_", " "), h));
            }
            dp = new DataProvider(response.getData());
            table = new DataTable<>("table", columns, dp, rowsPerPage);
            table.setOutputMarkupId(true);
            table.addBottomToolbar(new AjaxNavigationToolbar(table));
            table.addBottomToolbar(new NoRecordsToolbar(table));
            table.addTopToolbar(new HeadersToolbar<String>(table, dp));
            add(table);
        } catch (Exception ex) {
            logger.error("Error creating table for query {}", grlcQuery.getQueryId(), ex);
            add(new Label("table", "").setVisible(false));
            addErrorMessage(ex.getMessage());
        }
    }

    // TODO button adding method copied and adjusted from ItemListPanel
    // TODO Improve this (member/admin) button handling:
    public QueryResultTable addButton(String label, Class<? extends NanodashPage> pageClass, PageParameters parameters) {
        if (parameters == null) parameters = new PageParameters();
        if (contextId != null) parameters.set("context", contextId);
        AbstractLink button = new BookmarkablePageLink<NanodashPage>("button", pageClass, parameters);
        button.setBody(Model.of(label));
        buttons.add(button);
        return this;
    }

    public QueryResultTable setContext(String contextId, Space space) {
        this.space = space;
        return this;
    }

    @Override
    protected void onBeforeRender() {
        if (!finalized) {
            if (!buttons.isEmpty()) {
                add(new ButtonList("buttons", space, buttons, null, null));
            } else {
                add(new Label("buttons").setVisible(false));
            }
            finalized = true;
        }
        super.onBeforeRender();
    }

    private void addErrorMessage(String errorMessage) {
        String s = errorMessages.getObject();
        if (s.isEmpty()) {
            s = "Error: " + errorMessage;
        } else {
            s += ", " + errorMessage;
        }
        errorMessages.setObject(s);
        errorLabel.setVisible(true);
        if (table != null) table.setVisible(false);
    }


    private class Column extends AbstractColumn<ApiResponseEntry, String> {

        private String key;

        public Column(String title, String key) {
            super(new Model<String>(title), key);
            this.key = key;
        }

        @Override
        public void populateItem(Item<ICellPopulator<ApiResponseEntry>> cellItem, String componentId, IModel<ApiResponseEntry> rowModel) {
            try {
                String value = rowModel.getObject().get(key);
                if (value.matches("https?://.+ .+")) {
                    List<Component> links = new ArrayList<>();
                    for (String v : value.split(" ")) {
                        links.add(new NanodashLink("component", v));
                    }
                    cellItem.add(new ComponentSequence(componentId, ", ", links));
                } else if (value.matches("https?://.+")) {
                    String label = rowModel.getObject().get(key + "_label");
                    cellItem.add(new NanodashLink(componentId, value, null, null, label, contextId));
                } else {
                    if (key.startsWith("pubkey")) {
                        cellItem.add(new Label(componentId, value).add(new AttributeAppender("style", "overflow-wrap: anywhere;")));
                    } else {
                        cellItem.add(new Label(componentId, value));
                    }
                }
            } catch (Exception ex) {
                logger.error("Failed to populate table column: ", ex);
                cellItem.add(new Label(componentId).setVisible(false));
                addErrorMessage(ex.getMessage());
            }
        }

    }


    private class DataProvider implements ISortableDataProvider<ApiResponseEntry, String> {

        private List<ApiResponseEntry> data = new ArrayList<>();
        private SingleSortState<String> sortState = new SingleSortState<>();

        public DataProvider() {
//                        sortState.setSort(new SortParam<String>("date", false));
        }

        public DataProvider(List<ApiResponseEntry> data) {
            this();
            this.data = data;
        }

        @Override
        public Iterator<? extends ApiResponseEntry> iterator(long first, long count) {
//                        List<ApiResponseEntry> copy = new ArrayList<>(data);
//                        ApiResponseComparator comparator = new ApiResponseComparator(sortState.getSort());
//                        Collections.sort(copy, comparator);
//                        return Utils.subList(copy, first, first + count).iterator();
            return Utils.subList(data, first, first + count).iterator();
        }

        @Override
        public IModel<ApiResponseEntry> model(ApiResponseEntry object) {
            return new Model<ApiResponseEntry>(object);
        }

        @Override
        public long size() {
            return data.size();
        }

        @Override
        public ISortState<String> getSortState() {
            return sortState;
        }

        @Override
        public void detach() {
        }

    }

//    private class ApiResponseComparator implements Comparator<ApiResponseEntry>, Serializable {
//
//        private SortParam<String> sortParam;
//
//        public ApiResponseComparator(SortParam<String> sortParam) {
//            this.sortParam = sortParam;
//        }
//
//        @Override
//        public int compare(ApiResponseEntry o1, ApiResponseEntry o2) {
//            String p = sortParam.getProperty();
//            int result;
//            if (o1.get(p) == null && o2.get(p) == null) {
//                result = 0;
//            } else if (o1.get(p) == null) {
//                result = 1;
//            } else if (o2.get(p) == null) {
//                result = -1;
//            } else {
//                result = o1.get(p).compareTo(o2.get(p));
//            }
//            if (!sortParam.isAscending()) result = -result;
//            return result;
//        }
//
//    }

}

1	package com.knowledgepixels.nanodash.component;
2
3	import com.knowledgepixels.nanodash.GrlcQuery;
4	import com.knowledgepixels.nanodash.Space;
5	import com.knowledgepixels.nanodash.Utils;
6	import com.knowledgepixels.nanodash.ViewDisplay;
7	import com.knowledgepixels.nanodash.page.ExplorePage;
8	import com.knowledgepixels.nanodash.page.NanodashPage;
9	import org.apache.wicket.Component;
10	import org.apache.wicket.behavior.AttributeAppender;
11	import org.apache.wicket.extensions.ajax.markup.html.repeater.data.table.AjaxNavigationToolbar;
12	import org.apache.wicket.extensions.markup.html.repeater.data.grid.ICellPopulator;
13	import org.apache.wicket.extensions.markup.html.repeater.data.sort.ISortState;
14	import org.apache.wicket.extensions.markup.html.repeater.data.table.*;
15	import org.apache.wicket.extensions.markup.html.repeater.util.SingleSortState;
16	import org.apache.wicket.markup.html.basic.Label;
17	import org.apache.wicket.markup.html.link.AbstractLink;
18	import org.apache.wicket.markup.html.link.BookmarkablePageLink;
19	import org.apache.wicket.markup.html.panel.Panel;
20	import org.apache.wicket.markup.repeater.Item;
21	import org.apache.wicket.model.IModel;
22	import org.apache.wicket.model.Model;
23	import org.apache.wicket.request.mapper.parameter.PageParameters;
24	import org.nanopub.extra.services.ApiResponse;
25	import org.nanopub.extra.services.ApiResponseEntry;
26	import org.slf4j.Logger;
27	import org.slf4j.LoggerFactory;
28
29	import java.util.ArrayList;
30	import java.util.Iterator;
31	import java.util.List;
32
33	/**
34	* A table component that displays the results of a query.
35	*/
36	public class QueryResultTable extends Panel {
37
38	private static final Logger logger = LoggerFactory.getLogger(QueryResultTable.class);	×
39
40	private Model<String> errorMessages = Model.of("");	×
41	private DataTable<ApiResponseEntry, String> table;
42	private Label errorLabel;
43	private boolean finalized = false;	×
44	private List<AbstractLink> buttons = new ArrayList<>();	×
45	private String contextId;
46	private Space space;
47
48	QueryResultTable(String id, GrlcQuery grlcQuery, ApiResponse response, boolean plain, ViewDisplay viewDisplay, long rowsPerPage, String contextId) {
49	super(id);	×
50	this.contextId = contextId;	×
51
52	if (plain) {	×
53	add(new Label("label").setVisible(false));	×
54	add(new Label("morelink").setVisible(false));	×
55	} else {
56	String label = grlcQuery.getLabel();	×
57	if (viewDisplay.getView().getTitle() != null) label = viewDisplay.getView().getTitle();	×
58	add(new Label("label", label));	×
59	add(new BookmarkablePageLink<Void>("morelink", ExplorePage.class, new PageParameters().set("id", viewDisplay.getNanopubId())));	×
60	}
61
62	errorLabel = new Label("error-messages", errorMessages);	×
63	errorLabel.setVisible(false);	×
64	add(errorLabel);	×
65
66	List<IColumn<ApiResponseEntry, String>> columns = new ArrayList<>();	×
67	DataProvider dp;
68	try {
69	for (String h : response.getHeader()) {	×
70	if (h.endsWith("_label")) continue;	×
71	columns.add(new Column(h.replaceAll("_", " "), h));	×
72	}
73	dp = new DataProvider(response.getData());	×
74	table = new DataTable<>("table", columns, dp, rowsPerPage);	×
75	table.setOutputMarkupId(true);	×
76	table.addBottomToolbar(new AjaxNavigationToolbar(table));	×
77	table.addBottomToolbar(new NoRecordsToolbar(table));	×
78	table.addTopToolbar(new HeadersToolbar<String>(table, dp));	×
79	add(table);	×
80	} catch (Exception ex) {	×
81	logger.error("Error creating table for query {}", grlcQuery.getQueryId(), ex);	×
82	add(new Label("table", "").setVisible(false));	×
83	addErrorMessage(ex.getMessage());	×
84	}	×
85	}	×
86
87	// TODO button adding method copied and adjusted from ItemListPanel
88	// TODO Improve this (member/admin) button handling:
89	public QueryResultTable addButton(String label, Class<? extends NanodashPage> pageClass, PageParameters parameters) {
90	if (parameters == null) parameters = new PageParameters();	×
91	if (contextId != null) parameters.set("context", contextId);	×
92	AbstractLink button = new BookmarkablePageLink<NanodashPage>("button", pageClass, parameters);	×
93	button.setBody(Model.of(label));	×
94	buttons.add(button);	×
95	return this;	×
96	}
97
98	public QueryResultTable setContext(String contextId, Space space) {
99	this.space = space;	×
100	return this;	×
101	}
102
103	@Override
104	protected void onBeforeRender() {
105	if (!finalized) {	×
106	if (!buttons.isEmpty()) {	×
107	add(new ButtonList("buttons", space, buttons, null, null));	×
108	} else {
109	add(new Label("buttons").setVisible(false));	×
110	}
111	finalized = true;	×
112	}
113	super.onBeforeRender();	×
114	}	×
115
116	private void addErrorMessage(String errorMessage) {
117	String s = errorMessages.getObject();	×
118	if (s.isEmpty()) {	×
119	s = "Error: " + errorMessage;	×
120	} else {
121	s += ", " + errorMessage;	×
122	}
123	errorMessages.setObject(s);	×
124	errorLabel.setVisible(true);	×
125	if (table != null) table.setVisible(false);	×
126	}	×
127
128
129	private class Column extends AbstractColumn<ApiResponseEntry, String> {
130
131	private String key;
132
133	public Column(String title, String key) {	×
134	super(new Model<String>(title), key);	×
135	this.key = key;	×
136	}	×
137
138	@Override
139	public void populateItem(Item<ICellPopulator<ApiResponseEntry>> cellItem, String componentId, IModel<ApiResponseEntry> rowModel) {
140	try {
141	String value = rowModel.getObject().get(key);	×
142	if (value.matches("https?://.+ .+")) {	×
143	List<Component> links = new ArrayList<>();	×
144	for (String v : value.split(" ")) {	×
145	links.add(new NanodashLink("component", v));	×
146	}
147	cellItem.add(new ComponentSequence(componentId, ", ", links));	×
148	} else if (value.matches("https?://.+")) {	×
149	String label = rowModel.getObject().get(key + "_label");	×
150	cellItem.add(new NanodashLink(componentId, value, null, null, label, contextId));	×
151	} else {	×
152	if (key.startsWith("pubkey")) {	×
153	cellItem.add(new Label(componentId, value).add(new AttributeAppender("style", "overflow-wrap: anywhere;")));	×
154	} else {
155	cellItem.add(new Label(componentId, value));	×
156	}
157	}
158	} catch (Exception ex) {	×
159	logger.error("Failed to populate table column: ", ex);	×
160	cellItem.add(new Label(componentId).setVisible(false));	×
161	addErrorMessage(ex.getMessage());	×
162	}	×
163	}	×
164
165	}
166
167
168	private class DataProvider implements ISortableDataProvider<ApiResponseEntry, String> {
169
170	private List<ApiResponseEntry> data = new ArrayList<>();	×
171	private SingleSortState<String> sortState = new SingleSortState<>();	×
172
173	public DataProvider() {	×
174	// sortState.setSort(new SortParam<String>("date", false));
175	}	×
176
177	public DataProvider(List<ApiResponseEntry> data) {
178	this();	×
179	this.data = data;	×
180	}	×
181
182	@Override
183	public Iterator<? extends ApiResponseEntry> iterator(long first, long count) {
184	// List<ApiResponseEntry> copy = new ArrayList<>(data);
185	// ApiResponseComparator comparator = new ApiResponseComparator(sortState.getSort());
186	// Collections.sort(copy, comparator);
187	// return Utils.subList(copy, first, first + count).iterator();
188	return Utils.subList(data, first, first + count).iterator();	×
189	}
190
191	@Override
192	public IModel<ApiResponseEntry> model(ApiResponseEntry object) {
193	return new Model<ApiResponseEntry>(object);	×
194	}
195
196	@Override
197	public long size() {
198	return data.size();	×
199	}
200
201	@Override
202	public ISortState<String> getSortState() {
203	return sortState;	×
204	}
205
206	@Override
207	public void detach() {
208	}	×
209
210	}
211
212	// private class ApiResponseComparator implements Comparator<ApiResponseEntry>, Serializable {
213	//
214	// private SortParam<String> sortParam;
215	//
216	// public ApiResponseComparator(SortParam<String> sortParam) {
217	// this.sortParam = sortParam;
218	// }
219	//
220	// @Override
221	// public int compare(ApiResponseEntry o1, ApiResponseEntry o2) {
222	// String p = sortParam.getProperty();
223	// int result;
224	// if (o1.get(p) == null && o2.get(p) == null) {
225	// result = 0;
226	// } else if (o1.get(p) == null) {
227	// result = 1;
228	// } else if (o2.get(p) == null) {
229	// result = -1;
230	// } else {
231	// result = o1.get(p).compareTo(o2.get(p));
232	// }
233	// if (!sortParam.isAscending()) result = -result;
234	// return result;
235	// }
236	//
237	// }
238
239	}

knowledgepixels / nanodash / 19229148803

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