/* 
* @(#)MoneyInputRenderer.java 
* 
* Copyright 2010 Instituto Superior Tecnico 
* Founding Authors: João Figueiredo, Luis Cruz, Paulo Abrantes, Susana Fernandes 
*  
*      https://fenix-ashes.ist.utl.pt/ 
*  
*   This file is part of the Bennu Web Application Infrastructure. 
* 
*   The Bennu Web Application Infrastructure is free software: you can 
*   redistribute it and/or modify it under the terms of the GNU Lesser General 
*   Public License as published by the Free Software Foundation, either version  
*   3 of the License, or (at your option) any later version. 
* 
*   Bennu 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 Bennu. If not, see <http://www.gnu.org/licenses/>. 
*  
*/
package pt.ist.expenditureTrackingSystem.presentationTier.renderers;

import module.finance.util.Money;

import org.apache.commons.lang.StringUtils;
import org.fenixedu.bennu.core.i18n.BundleUtil;

import pt.ist.fenixWebFramework.renderers.InputRenderer;
import pt.ist.fenixWebFramework.renderers.components.HtmlComponent;
import pt.ist.fenixWebFramework.renderers.components.HtmlContainer;
import pt.ist.fenixWebFramework.renderers.components.HtmlInlineContainer;
import pt.ist.fenixWebFramework.renderers.components.HtmlText;
import pt.ist.fenixWebFramework.renderers.components.HtmlTextInput;
import pt.ist.fenixWebFramework.renderers.components.converters.ConversionException;
import pt.ist.fenixWebFramework.renderers.components.converters.Converter;
import pt.ist.fenixWebFramework.renderers.layouts.Layout;
import pt.ist.fenixWebFramework.renderers.model.MetaSlotKey;
import pt.ist.fenixWebFramework.renderers.validators.HtmlChainValidator;

/**
 * 
 * @author Susana Fernandes
 * 
 */
public class MoneyInputRenderer extends InputRenderer {

    private String size;

    @Override
    protected Layout getLayout(Object object, Class type) {

        return new Layout() {

            @Override
            public HtmlComponent createComponent(Object object, Class type) {
                HtmlTextInput input = new HtmlTextInput();
                input.setSize(size);

                if (object != null) {
                    input.setValue(((Money) object).toFormatStringWithoutCurrency());
                }
                MetaSlotKey key = (MetaSlotKey) getInputContext().getMetaObject().getKey();
                input.setTargetSlot(key);
                input.setConverter(new MoneyInputConverter());
                HtmlChainValidator htmlChainValidator = new HtmlChainValidator(input);
                htmlChainValidator.addValidator(new MoneyValidator());

                HtmlContainer container = new HtmlInlineContainer();
                container.addChild(input);
                container.addChild(new HtmlText(BundleUtil.getString("resources/MyorgResources", "label.decimal.seprator")));

                // return input;
                return container;
            }
        };
    }

    public static class MoneyInputConverter extends Converter {

        @Override
        public Object convert(Class type, Object value) {
            String moneyValue = (String) value;
            if (!StringUtils.isEmpty(moneyValue)) {
                try {
                    if (moneyValue.indexOf('.') > 0 && moneyValue.indexOf(',') > 0) {
                        // format 2.000,56 = 2k + 0.56
                        return new Money(moneyValue.replace(".", "").replace(',', '.'));
                    }
                    if (moneyValue.indexOf('.') > 0 && moneyValue.indexOf(',') < 0) {
                        // format 2.000 = 2k
                        return new Money(moneyValue.replace(".", ""));
                    } else {
                        // format 2,00 = 2
                        return new Money(moneyValue.replace(",", "."));
                    }
                } catch (NumberFormatException e) {
                    throw new ConversionException("renderers.converter.bigdecimal", e, true, value);
                }
            }
            return null;
        }
    }

    public String getSize() {
        return size;
    }

    public void setSize(String size) {
        this.size = size;
    }

}