/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * 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.keycloak.models.sessions.infinispan;

import java.util.List;

import org.jboss.logging.Logger;
import org.keycloak.Config;
import org.keycloak.infinispan.util.InfinispanUtils;
import org.keycloak.models.KeycloakSession;
import org.keycloak.models.KeycloakSessionFactory;
import org.keycloak.provider.EnvironmentDependentProviderFactory;
import org.keycloak.provider.ProviderConfigProperty;
import org.keycloak.provider.ProviderConfigurationBuilder;
import org.keycloak.sessions.StickySessionEncoderProvider;
import org.keycloak.sessions.StickySessionEncoderProviderFactory;

/**
 * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
 */
public class InfinispanStickySessionEncoderProviderFactory implements StickySessionEncoderProviderFactory, EnvironmentDependentProviderFactory {

    private static final Logger log = Logger.getLogger(InfinispanStickySessionEncoderProviderFactory.class);

    private boolean shouldAttachRoute;

    @Override
    public StickySessionEncoderProvider create(KeycloakSession session) {
        return new InfinispanStickySessionEncoderProvider(session, shouldAttachRoute);
    }

    @Override
    public void init(Config.Scope config) {
        setShouldAttachRoute(config.getBoolean("shouldAttachRoute", true));
    }

    // Used for testing
    @Override
    public void setShouldAttachRoute(boolean shouldAttachRoute) {
        this.shouldAttachRoute = shouldAttachRoute;
        log.debugf("Should attach route to the sticky session cookie: %b", shouldAttachRoute);
    }

    @Override
    public void postInit(KeycloakSessionFactory factory) {

    }

    @Override
    public void close() {

    }

    @Override
    public String getId() {
        return InfinispanUtils.EMBEDDED_PROVIDER_ID;
    }

    @Override
    public int order() {
        return InfinispanUtils.PROVIDER_ORDER;
    }

    @Override
    public List<ProviderConfigProperty> getConfigMetadata() {
        return ProviderConfigurationBuilder.create()
                .property()
                .name("shouldAttachRoute")
                .type("boolean")
                .helpText("If the route should be attached to cookies to reflect the node that owns a particular session.")
                .defaultValue(true)
                .add()
                .build();
    }

    @Override
    public boolean isSupported(Config.Scope config) {
        return InfinispanUtils.isEmbeddedInfinispan();
    }
}
