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/*
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 *
 * Copyright (c) 2009-2013 Oracle and/or its affiliates. All rights reserved.
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 * The contents of this file are subject to the terms of either the GNU
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
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 */

package org.glassfish.admin.rest.provider;

import org.glassfish.admin.rest.results.GetResultList;
import org.jvnet.hk2.config.Dom;
import jakarta.json.Json;
import jakarta.json.JsonException;
import jakarta.json.JsonObjectBuilder;
import jakarta.ws.rs.Produces;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.ext.Provider;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import jakarta.json.JsonArray;
import jakarta.json.JsonArrayBuilder;
import jakarta.json.JsonValue;
import org.glassfish.admin.rest.RestLogging;

import static org.glassfish.admin.rest.provider.ProviderUtil.*;


/**
 *
 * @author Rajeshwar Patil
 * @author Luvdovic Champenois [email protected]
 */
@Provider
@Produces(MediaType.APPLICATION_JSON)
public class GetResultListJsonProvider extends BaseProvider {

    public GetResultListJsonProvider() {
        super(GetResultList.class, MediaType.APPLICATION_JSON_TYPE);
    }

    @Override
    public String getContent(GetResultList proxy) {
        JsonObjectBuilder objectBuilder = Json.createObjectBuilder();
        try {
            objectBuilder.add(KEY_ENTITY, JsonValue.EMPTY_JSON_OBJECT);
            objectBuilder.add(KEY_METHODS, getJsonForMethodMetaData(proxy.getMetaData()));
            if (!proxy.getDomList().isEmpty()) {
                objectBuilder.add(KEY_CHILD_RESOURCES, getResourcesLinks(proxy.getDomList()));
            }
            if (proxy.getCommandResourcesPaths().length > 0) {
                objectBuilder.add(KEY_COMMANDS, getCommandLinks(proxy.getCommandResourcesPaths()));
            }
        } catch (JsonException ex) {
            RestLogging.restLogger.log(Level.SEVERE, null, ex);
        }

        return objectBuilder.build().toString();
    }

    private JsonArray getResourcesLinks(List proxyList) {
        JsonArrayBuilder array = Json.createArrayBuilder();
        for (Map.Entry link : getResourceLinks(proxyList).entrySet()) {
             array.add(link.getValue());
        }
        return array.build();
    }

    private JsonArray getCommandLinks(String[][] commandResourcesPaths) throws JsonException {
        JsonArrayBuilder array = Json.createArrayBuilder();

        //TODO commandResourcePath is two dimensional array. It seems the second e.x. see DomainResource#getCommandResourcesPaths().
        //The second dimension POST/GET etc. does not seem to be used. Discussed with Ludo. Need to be removed in a separate checkin.
        for (String[] commandResourcePath : commandResourcesPaths) {
            array.add(getElementLink(uriInfo.get(), commandResourcePath[0]));
        }
        return array.build();
    }
}