com.exadel.aem.toolkit.plugin.handlers.widgets.AutocompleteHandler Maven / Gradle / Ivy

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/*
 * 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 com.exadel.aem.toolkit.plugin.handlers.widgets;

import com.exadel.aem.toolkit.api.annotations.meta.ResourceType;
import com.exadel.aem.toolkit.api.annotations.widgets.autocomplete.Autocomplete;
import com.exadel.aem.toolkit.api.handlers.Handler;
import com.exadel.aem.toolkit.api.handlers.Handles;
import com.exadel.aem.toolkit.api.handlers.Source;
import com.exadel.aem.toolkit.api.handlers.Target;
import com.exadel.aem.toolkit.core.CoreConstants;
import com.exadel.aem.toolkit.plugin.metadata.Metadata;
import com.exadel.aem.toolkit.plugin.metadata.RenderingFilter;
import com.exadel.aem.toolkit.plugin.utils.DialogConstants;

/**
 * Implements {@code BiConsumer} to populate a {@link Target} instance with properties originating from a {@link Source}
 * object that define the Granite UI {@code Autocomplete} widget look and behavior
 */
@Handles(Autocomplete.class)
public class AutocompleteHandler implements Handler {

    /**
     * Processes data that can be extracted from the given {@code Source} and stores it into the provided {@code Target}
     * @param source {@code Source} object used for data retrieval
     * @param target Resulting {@code Target} object
     */
    @Override
    public void accept(Source source, Target target) {
        Autocomplete autocomplete = source.adaptTo(Autocomplete.class);
        target.getOrCreateTarget(CoreConstants.NN_DATASOURCE)
                .attribute(
                    DialogConstants.PN_SLING_RESOURCE_TYPE,
                    Metadata.from(autocomplete.datasource()).getAnnotation(ResourceType.class).value())
                .attributes(
                    autocomplete.datasource(),
                    new RenderingFilter(autocomplete.datasource()))
                .getParent()
                .getOrCreateTarget(DialogConstants.NN_OPTIONS)
                .attribute(
                    DialogConstants.PN_SLING_RESOURCE_TYPE,
                    Metadata.from(autocomplete.options()).getAnnotation(ResourceType.class).value())
                .attributes(
                    autocomplete.options(),
                    new RenderingFilter(autocomplete.options()))
                .getParent()
                .getOrCreateTarget(DialogConstants.NN_VALUES)
                .attribute(
                    DialogConstants.PN_SLING_RESOURCE_TYPE,
                    Metadata.from(autocomplete.values()).getAnnotation(ResourceType.class).value())
                .attributes(
                    autocomplete.values(),
                    new RenderingFilter(autocomplete.values()));
    }
}