com.citytechinc.cq.component.dialog.factory.WidgetFactory Maven / Gradle / Ivy

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package com.citytechinc.cq.component.dialog.factory;

import com.citytechinc.cq.component.dialog.DialogElement;
import com.citytechinc.cq.component.dialog.exception.InvalidComponentFieldException;
import com.citytechinc.cq.component.dialog.maker.WidgetMaker;
import com.citytechinc.cq.component.dialog.maker.WidgetMakerParameters;
import com.citytechinc.cq.component.dialog.maker.impl.DefaultWidgetMaker;
import com.citytechinc.cq.component.maven.util.LogSingleton;
import com.citytechinc.cq.component.util.WidgetConfigHolder;
import javassist.CannotCompileException;
import javassist.NotFoundException;
import org.codehaus.plexus.util.StringUtils;

import java.lang.reflect.InvocationTargetException;
import java.util.Set;

public class WidgetFactory {

    public static final String TEXTFIELD_XTYPE = "textfield";

    public static final String NUMBERFIELD_XTYPE = "numberfield";

    public static final String PATHFIELD_XTYPE = "pathfield";

    public static final String SELECTION_XTYPE = "selection";

    public static final String MULTIFIELD_XTYPE = "multifield";

    public static final String HTML5SMARTIMAGE_XTYPE = "html5smartimage";

    private WidgetFactory() {
    }

    public static DialogElement make(WidgetMakerParameters parameters, int rankingCeiling)
        throws InvalidComponentFieldException, ClassNotFoundException, CannotCompileException, NotFoundException,
        SecurityException, NoSuchFieldException, InstantiationException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException, NoSuchMethodException {

        WidgetMakerContext widgetMakerContext = getWidgetMakerForField(parameters, rankingCeiling);

        if (widgetMakerContext != null) {
            parameters.setXtype(widgetMakerContext.getXtype());
            WidgetMaker widgetMaker =
                widgetMakerContext.getWidgetMaker().getConstructor(WidgetMakerParameters.class).newInstance(parameters);

            return widgetMaker.make();
        }

        return null;
    }

    private static final WidgetMakerContext
    getWidgetMakerForField(WidgetMakerParameters parameters, int rankingCeiling) throws ClassNotFoundException,
        InstantiationException, IllegalAccessException, InvalidComponentFieldException {

        WidgetConfigHolder widget = getWidgetConfig(parameters, rankingCeiling);

        if (widget != null && widget.hasMakerClass()) {
            return new WidgetMakerContext(widget.getMakerClass(), widget.getXtype());
        }

        if (widget != null && widget.hasXtype()) {
            return new WidgetMakerContext(DefaultWidgetMaker.class, widget.getXtype());
        }

        String xtype = getXTypeForField(parameters);

        if (StringUtils.isNotEmpty(xtype)) {
            widget = getWidgetConfigByXtype(xtype, parameters, rankingCeiling);
            if (widget != null && widget.hasMakerClass()) {
                return new WidgetMakerContext(widget.getMakerClass(), widget.getXtype());
            }
            return new WidgetMakerContext(DefaultWidgetMaker.class, xtype);
        }
        return null;
    }

    private static final String getXTypeForField(WidgetMakerParameters parameters)
        throws InvalidComponentFieldException {

        if (StringUtils.isNotEmpty(parameters.getDialogFieldConfig().getXtype())) {
            return parameters.getDialogFieldConfig().getXtype();
        }

        return null;
    }

    public static WidgetConfigHolder getWidgetConfig(WidgetMakerParameters parameters, int rankCeiling)
        throws ClassNotFoundException {

        LogSingleton LOG = LogSingleton.getInstance();

        WidgetConfigHolder highestRankedWidget = null;

        Set> registeredAnnotations = parameters.getWidgetRegistry().getRegisteredAnnotations();

        for (Class curRegisteredAnnotation : registeredAnnotations) {
            LOG.debug("Checking for known annotation " + curRegisteredAnnotation);
            if (parameters.getCtMember().hasAnnotation(curRegisteredAnnotation)) {
                WidgetConfigHolder curPotential =
                    parameters.getWidgetRegistry().getWidgetForAnnotation(curRegisteredAnnotation);
                if (rankCeiling < 0 || curPotential.getRanking() < rankCeiling) {
                    LOG.debug("Match found in the registry with ranking " + curPotential.getRanking());
                    if (highestRankedWidget == null || curPotential.getRanking() > highestRankedWidget.getRanking()) {
                        highestRankedWidget = curPotential;
                    }
                }
            }
        }

        if (highestRankedWidget != null) {
            return highestRankedWidget;
        }

        return null;

    }

    public static WidgetConfigHolder getWidgetConfigByXtype(String xtype, WidgetMakerParameters parameters,
        int rankCeiling) {
        LogSingleton LOG = LogSingleton.getInstance();

        WidgetConfigHolder highestRankedWidget = null;

        Set> registeredAnnotations = parameters.getWidgetRegistry().getRegisteredAnnotations();

        for (Class curRegisteredAnnotation : registeredAnnotations) {
            LOG.debug("Checking for known annotation " + curRegisteredAnnotation);
            WidgetConfigHolder curPotential =
                parameters.getWidgetRegistry().getWidgetForAnnotation(curRegisteredAnnotation);
            if (curPotential.getXtype().equals(xtype) && rankCeiling < 0 || curPotential.getRanking() < rankCeiling) {
                LOG.debug("Match found in the registry with ranking " + curPotential.getRanking());
                if (highestRankedWidget == null || curPotential.getRanking() > highestRankedWidget.getRanking()) {
                    highestRankedWidget = curPotential;
                }
            }

        }

        if (highestRankedWidget != null) {
            return highestRankedWidget;
        }

        return null;
    }

}