/*
 * Copyright (c) 2005-2011 Grameen Foundation USA
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * See also http://www.apache.org/licenses/LICENSE-2.0.html for an
 * explanation of the license and how it is applied.
 */

package org.mifos.framework.struts.actionforms;

import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.lang.StringUtils;
import org.apache.struts.action.ActionForm;
import org.mifos.framework.util.helpers.DateUtils;

public class GenericActionForm extends ActionForm {

    private Map<String, String> values = new HashMap<String, String>();

    public Map<String, String> getMap() {
        return values;
    }

    public void setValue(String key, String object) {
        values.put(key, object);
    }

    public void setValue(String key, int value) {
        values.put(key, Integer.toString(value));
    }

    public String getValue(String key) {
        return values.get(key);
    }

    public boolean containsKey(String key) {
        return values.containsKey(key);
    }

    public void setDateValue(String keyPrefix, Date date) {
        Calendar calendar = DateUtils.getCalendar(date);
        setValue(keyPrefix + "_DD", calendar.get(Calendar.DAY_OF_MONTH));
        setValue(keyPrefix + "_MM", calendar.get(Calendar.MONTH) + 1);
        setValue(keyPrefix + "_YY", calendar.get(Calendar.YEAR));
    }

    public String getDateValue(String keyPrefix) {
        String day = getValue(keyPrefix + "_DD");
        String month = getValue(keyPrefix + "_MM");
        String year = getValue(keyPrefix + "_YY");

        if (StringUtils.isBlank(day) || StringUtils.isBlank(month) || StringUtils.isBlank(year)) {
            return null;
        }

        return day + "/" + month + "/" + year;
    }

    public Map<String, String> getAll(String prefix) {
        Map<String, String> result = new HashMap<String, String>();
        for (String key : values.keySet()) {
            if (key.startsWith(prefix)) {
                result.put(key.substring(prefix.length()), values.get(key));
            }
        }
        return result;
    }

    public void clear() {
        values.clear();
    }

}