org.opensingular.form.wicket.mapper.BooleanMapper.java Source code

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Here is the source code for org.opensingular.form.wicket.mapper.BooleanMapper.java

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/*
 * Copyright (C) 2016 Singular Studios (a.k.a Atom Tecnologia) - www.opensingular.com
 *
 * 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 org.opensingular.form.wicket.mapper;

import static org.opensingular.form.wicket.mapper.SingularEventsHandlers.FUNCTION.*;

import java.util.Set;

import org.apache.commons.lang3.StringUtils;
import org.apache.wicket.ClassAttributeModifier;
import org.apache.wicket.Component;
import org.apache.wicket.feedback.ErrorLevelFeedbackMessageFilter;
import org.apache.wicket.feedback.FeedbackMessage;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.model.IModel;

import org.opensingular.lib.commons.lambda.IConsumer;
import org.opensingular.form.SInstance;
import org.opensingular.form.type.basic.SPackageBasic;
import org.opensingular.form.wicket.IWicketComponentMapper;
import org.opensingular.form.wicket.WicketBuildContext;
import org.opensingular.form.wicket.behavior.DisabledClassBehavior;
import org.opensingular.form.wicket.model.AttributeModel;
import org.opensingular.form.wicket.model.SInstanceValueModel;
import org.opensingular.lib.wicket.util.bootstrap.layout.BSControls;
import org.opensingular.lib.wicket.util.bootstrap.layout.BSWellBorder;
import org.opensingular.lib.wicket.util.bootstrap.layout.TemplatePanel;

public class BooleanMapper implements IWicketComponentMapper {

    public void buildView(WicketBuildContext ctx) {

        final IModel<? extends SInstance> model = ctx.getModel();
        final BSControls formGroup = ctx.getContainer().newFormGroup();
        final AttributeModel<String> labelModel = new AttributeModel<>(model, SPackageBasic.ATR_LABEL);

        switch (ctx.getViewMode()) {
        case READ_ONLY:
            buildForVisualization(model, formGroup, labelModel);
            break;
        case EDIT:
            buildForEdition(ctx, model, formGroup, labelModel);
            break;
        }
    }

    private void buildForEdition(WicketBuildContext ctx, IModel<? extends SInstance> model, BSControls formGroup,
            AttributeModel<String> labelModel) {

        final CheckBox input = new CheckBox(model.getObject().getName(), new SInstanceValueModel<>(model));
        final Label label = buildLabel("_", labelModel);
        adjustJSEvents(label);
        formGroup.appendCheckbox(input, label);
        input.add(DisabledClassBehavior.getInstance());
        formGroup.appendFeedback(ctx.createFeedbackCompactPanel("feedback"));
        ctx.configure(this, input);

        label.add(new ClassAttributeModifier() {
            @Override
            protected Set<String> update(Set<String> oldClasses) {
                if (model.getObject().isRequired()) {
                    oldClasses.add("singular-form-required");
                } else {
                    oldClasses.remove("singular-form-required");
                }
                return oldClasses;
            }
        });
    }

    private void buildForVisualization(IModel<? extends SInstance> model, BSControls formGroup,
            AttributeModel<String> labelModel) {
        final Boolean checked;

        final SInstance mi = model.getObject();
        if ((mi != null) && (mi.getValue() != null)) {
            checked = (Boolean) mi.getValue();
        } else {
            checked = Boolean.FALSE;
        }

        String clazz = checked ? "fa fa-check-square" : "fa fa-square-o";
        String idSuffix = (mi != null) ? mi.getName() : StringUtils.EMPTY;
        TemplatePanel tp = formGroup.newTemplateTag(t -> "" + "<div wicket:id='" + "_well" + idSuffix + "'>"
                + "   <i class='" + clazz + "'></i> <span wicket:id='label'></span> " + " </div>");
        final BSWellBorder wellBorder = BSWellBorder.small("_well" + idSuffix);
        tp.add(wellBorder.add(buildLabel("label", labelModel)));
    }

    protected Label buildLabel(String id, AttributeModel<String> labelModel) {
        return (Label) new Label(id, labelModel.getObject()).setEscapeModelStrings(false);
    }

    @Override
    public void adjustJSEvents(Component comp) {
        comp.add(new SingularEventsHandlers(ADD_TEXT_FIELD_HANDLERS));
    }

}