/*
 * Copyright (c) 2010, Michael Grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package org.jowidgets.impl.widgets.composed.factory.internal;

import java.util.LinkedList;
import java.util.List;

import org.jowidgets.api.convert.IConverter;
import org.jowidgets.api.toolkit.Toolkit;
import org.jowidgets.api.widgets.IInputField;
import org.jowidgets.api.widgets.ITextControl;
import org.jowidgets.api.widgets.blueprint.ITextFieldBluePrint;
import org.jowidgets.api.widgets.blueprint.factory.IBluePrintFactory;
import org.jowidgets.api.widgets.descriptor.IInputFieldDescriptor;
import org.jowidgets.api.widgets.descriptor.setup.ITextFieldSetup;
import org.jowidgets.common.verify.IInputVerifier;
import org.jowidgets.common.widgets.factory.IGenericWidgetFactory;
import org.jowidgets.common.widgets.factory.IWidgetFactory;
import org.jowidgets.impl.widgets.composed.InputFieldImpl;
import org.jowidgets.spi.IWidgetFactorySpi;
import org.jowidgets.tools.verify.InputVerifierComposite;

public class InputFieldFactory<VALUE_TYPE> implements IWidgetFactory<IInputField<VALUE_TYPE>, IInputFieldDescriptor<VALUE_TYPE>> {

    private final IGenericWidgetFactory genericFactory;

    public InputFieldFactory(final IGenericWidgetFactory genericFactory) {
        super();
        this.genericFactory = genericFactory;
    }

    @SuppressWarnings("unchecked")
    @Override
    public IInputField<VALUE_TYPE> create(final Object parentUiReference, final IInputFieldDescriptor<VALUE_TYPE> descriptor) {

        final IBluePrintFactory bpF = Toolkit.getBluePrintFactory();

        final IConverter<VALUE_TYPE> converter;
        final Object converterObject = descriptor.getConverter();
        if (converterObject instanceof IConverter<?>) {
            converter = (IConverter<VALUE_TYPE>) descriptor.getConverter();
        }
        else {
            converter = null;
        }

        final IInputVerifier inputVerifier = descriptor.getInputVerifier();
        final IInputVerifier converterInputVerifier = converter != null ? converter.getInputVerifier() : null;

        InputVerifierComposite tfInputVerifier = null;
        if (inputVerifier != null || converterInputVerifier != null) {
            tfInputVerifier = new InputVerifierComposite();
            if (inputVerifier != null) {
                tfInputVerifier.addVerifier(inputVerifier);
            }
            if (converterInputVerifier != null) {
                tfInputVerifier.addVerifier(converterInputVerifier);
            }
        }

        final List<String> regExps = descriptor.getAcceptingRegExps();
        final String converterRegExp = converter != null ? converter.getAcceptingRegExp() : null;

        final List<String> tfRegExps = new LinkedList<String>();
        tfRegExps.addAll(regExps);
        if (converterRegExp != null) {
            tfRegExps.add(converterRegExp);
        }

        final ITextFieldBluePrint textFieldBluePrint = bpF.textField();
        textFieldBluePrint.setSetup(descriptor);
        textFieldBluePrint.setInputVerifier(tfInputVerifier);
        textFieldBluePrint.setAcceptingRegExps(tfRegExps);
        if (converter != null) {
            textFieldBluePrint.setMask(converter.getMask());
        }
        textFieldBluePrint.setEditable(descriptor.isEditable());
        textFieldBluePrint.setMaxLength(descriptor.getMaxLength());
        textFieldBluePrint.setPasswordPresentation(descriptor.isPasswordPresentation());

        final ITextControl textField = genericFactory.create(parentUiReference, textFieldBluePrint);

        if (textField == null) {
            throw new IllegalStateException("Could not create widget with descriptor interface class '"
                + ITextFieldSetup.class
                + "' from '"
                + IWidgetFactorySpi.class.getName()
                + "'");
        }

        return new InputFieldImpl<VALUE_TYPE>(textField, descriptor);
    }
}