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/**
 * Copyright 2018 Mike Hummel
 *
 * 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.
 */
package de.mhus.lib.vaadin.operation;

import de.mhus.lib.core.IProperties;
import de.mhus.lib.core.MProperties;
import de.mhus.lib.core.definition.DefRoot;
import de.mhus.lib.core.util.MNlsBundle;
import de.mhus.lib.form.MutableMForm;
import de.mhus.lib.form.PropertiesDataSource;
import de.mhus.lib.vaadin.form.VaadinForm;

public abstract class AbstractVaadinOperationForm extends AbstractVaadinOperationEditor {

	private static final long serialVersionUID = 1L;
	protected AbstractVaadinOperation operation;
	protected VaadinForm model;
	private PropertiesDataSource dataSource;

	public AbstractVaadinOperationForm(AbstractVaadinOperation operation) {
		this.operation = operation;
	}
	
	@Override
	protected void initUI() {
		model = createForm();
		model.setShowInformation(true);
        if (model.getForm().getNlsBundle() == null && model.getForm() instanceof MutableMForm)
        		((MutableMForm)model.getForm()).setNlsBundle(MNlsBundle.lookup(this));
//        model.doBuild(getActivator());
        try {
			model.doBuild();
			this.addComponent(model);
		} catch (Exception e) {
			log.e(e);
		}

	}

	protected VaadinForm createForm() {
		try {
			DefRoot formDef = operation.getDescription().getForm();
			VaadinForm form = new VaadinForm();
			form.setForm( new MutableMForm( formDef ) );
			dataSource = new PropertiesDataSource();
			initDataSource(dataSource);
			if (dataSource.getProperties() == null) dataSource.setProperties(new MProperties());
			((MutableMForm)form.getForm()).setDataSource(dataSource);
			return form;
		} catch (Throwable t) {
			log.w(t);
		}
		return null;
	}

	protected abstract void initDataSource(PropertiesDataSource ds);

	@Override
	public void fillOperationParameters(IProperties param) {
		param.putAll(dataSource.getProperties());
	}

}