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/*
* _____________________________________________________________________________
*
* INAF - OATS National Institute for Astrophysics - Astronomical Observatory of
* Trieste INAF - IA2 Italian Center for Astronomical Archives
* _____________________________________________________________________________
*
* Copyright (C) 2017 Istituto Nazionale di Astrofisica
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License Version 3 as published by the
* Free Software Foundation.
*
* This program 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 General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package it.inaf.ia2.tsm.webapp;
import it.inaf.ia2.tsm.Column;
import it.inaf.ia2.tsm.Status;
import it.inaf.ia2.tsm.Table;
import it.inaf.ia2.tsm.webapp.env.CustomPartialResponseWriter;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import javax.inject.Named;
import javax.json.Json;
import javax.json.JsonArrayBuilder;
import javax.json.JsonObjectBuilder;
import org.apache.deltaspike.core.api.scope.WindowScoped;
/**
*
* @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
*/
@Named
@WindowScoped
public class ColumnsSorter implements Serializable {
private static final long serialVersionUID = 1431422275331229274L;
private static class ColumnHolder {
String columnName;
int columnIndex;
ColumnHolder(String columnName, int columnIndex) {
this.columnName = columnName;
this.columnIndex = columnIndex;
}
}
private List<ColumnHolder> sortedColumns;
private List<String> unSortedColumns;
public void openModal(Table table) {
sortedColumns = new ArrayList<>();
unSortedColumns = new ArrayList<>();
for (Column column : table.getChildren(Status.ADDED_PERSISTED, Status.ADDED_NOT_PERSISTED)) {
String columnName = column.getName();
Integer columnIndex = (Integer) column.getProperty(Column.COLUMN_INDEX).getValue();
if (columnIndex == null) {
unSortedColumns.add(columnName);
} else {
sortedColumns.add(new ColumnHolder(columnName, columnIndex));
}
}
Collections.sort(sortedColumns, new Comparator<ColumnHolder>() {
@Override
public int compare(ColumnHolder o1, ColumnHolder o2) {
return Integer.compare(o1.columnIndex, o2.columnIndex);
}
});
CustomPartialResponseWriter.getCurrentInstance().addCustomJSUpdate("main:columns_sorter", getJSONModel());
}
private JsonArrayBuilder getJABFromList(List<String> values) {
JsonArrayBuilder jab = Json.createArrayBuilder();
for (String value : values) {
jab.add(value);
}
return jab;
}
private String getJSONModel() {
JsonObjectBuilder job = Json.createObjectBuilder();
job.add("sortedColumns", getJABFromList(getSortedColumns()));
job.add("unSortedColumns", getJABFromList(unSortedColumns));
return job.build().toString();
}
public List<String> getSortedColumns() {
List<String> columns = new ArrayList<>();
for (ColumnHolder ch : sortedColumns) {
columns.add(ch.columnName);
}
return columns;
}
public List<String> getUnSortedColumns() {
return unSortedColumns;
}
}