/*
 * 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 io.prestosql.plugin.resourcegroups;

import com.google.inject.Injector;
import io.airlift.bootstrap.Bootstrap;
import io.airlift.json.JsonModule;
import io.prestosql.spi.memory.ClusterMemoryPoolManager;
import io.prestosql.spi.resourcegroups.ResourceGroupConfigurationManager;
import io.prestosql.spi.resourcegroups.ResourceGroupConfigurationManagerContext;
import io.prestosql.spi.resourcegroups.ResourceGroupConfigurationManagerFactory;

import java.util.Map;

public class FileResourceGroupConfigurationManagerFactory
        implements ResourceGroupConfigurationManagerFactory
{
    @Override
    public String getName()
    {
        return "file";
    }

    @Override
    public ResourceGroupConfigurationManager<?> create(Map<String, String> config, ResourceGroupConfigurationManagerContext context)
    {
        Bootstrap app = new Bootstrap(
                new JsonModule(),
                new FileResourceGroupsModule(),
                binder -> binder.bind(ClusterMemoryPoolManager.class).toInstance(context.getMemoryPoolManager()));

        Injector injector = app
                .strictConfig()
                .doNotInitializeLogging()
                .setRequiredConfigurationProperties(config)
                .initialize();

        return injector.getInstance(FileResourceGroupConfigurationManager.class);
    }
}
