/**
 * DataCleaner (community edition)
 * Copyright (C) 2014 Neopost - Customer Information Management
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.datacleaner.customcolumn;

import javax.inject.Inject;
import javax.inject.Named;

import org.datacleaner.api.Configured;
import org.datacleaner.api.InputColumn;
import org.datacleaner.api.InputRow;
import org.datacleaner.api.OutputColumns;
import org.datacleaner.api.Transformer;

/**
 * Month transformer to convert a String Month value to Month Object.
 *
 */
@Named("Mock Month Transformer")
public class MockConvertToMonthObjectTransformer implements Transformer {

    @Inject
    @Configured("String month input")
    InputColumn<String> monthString;

    @Override
    public OutputColumns getOutputColumns() {
        return new OutputColumns(new String[] { monthString.getName() + " (as Month Object)" },
                new Class[] { Month.class });
    }

    @Override
    public Month[] transform(final InputRow inputRow) {
        final String value = inputRow.getValue(monthString);
        final Month monthObject = createMonthObject(value);
        return new Month[] { monthObject };
    }

    private Month createMonthObject(final String value) {
        Month returnObject = null;
        if (value.equalsIgnoreCase("january")) {
            returnObject = new Month("January", "JAN", 1);
        } else if (value.equalsIgnoreCase("february")) {
            returnObject = new Month("February", "FEB", 2);
        } else if (value.equalsIgnoreCase("march")) {
            returnObject = new Month("March", "MAR", 3);
        } else if (value.equalsIgnoreCase("april")) {
            returnObject = new Month("April", "APR", 4);
        } else if (value.equalsIgnoreCase("may")) {
            returnObject = new Month("May", "MAY", 5);
        } else if (value.equalsIgnoreCase("june")) {
            returnObject = new Month("June", "JUN", 6);
        } else if (value.equalsIgnoreCase("july")) {
            returnObject = new Month("July", "JUL", 7);
        } else if (value.equalsIgnoreCase("august")) {
            returnObject = new Month("August", "AUG", 8);
        } else if (value.equalsIgnoreCase("september")) {
            returnObject = new Month("September", "SEP", 9);
        } else if (value.equalsIgnoreCase("october")) {
            returnObject = new Month("October", "OCT", 10);
        } else if (value.equalsIgnoreCase("november")) {
            returnObject = new Month("November", "NOV", 11);
        } else if (value.equalsIgnoreCase("december")) {
            returnObject = new Month("December", "DEC", 12);
        }
        return returnObject;
    }

}