/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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
 *
 *    https://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.grails.forge.api.analytics;

import io.micronaut.context.annotation.Requires;
import io.micronaut.runtime.event.annotation.EventListener;
import org.grails.forge.analytics.Generated;
import org.grails.forge.analytics.SelectedFeature;
import org.grails.forge.api.event.ApplicationGeneratingEvent;
import org.grails.forge.application.generator.GeneratorContext;
import jakarta.inject.Singleton;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.List;
import java.util.stream.Collectors;

@Singleton
@Requires(beans = AnalyticsOperations.class)
public class GenerationListener {
    private static final Logger LOG = LoggerFactory.getLogger(GenerationListener.class);
    private final AnalyticsOperations analyticsOperations;

    public GenerationListener(AnalyticsOperations analyticsOperations) {
        this.analyticsOperations = analyticsOperations;
    }

    @EventListener
    void onApplicationGenerated(ApplicationGeneratingEvent event) {
        GeneratorContext context = event.getSource();
        List<SelectedFeature> features = context.getFeatures().stream()
                .map(SelectedFeature::new).collect(Collectors.toList());
        Generated generated = new Generated(
                context.getApplicationType(),
                context.getGorm(),
                context.getServlet(),
                context.getDevelopmentReloading(),
                context.getJdkVersion()
        );
        generated.setSelectedFeatures(features);
        if (analyticsOperations != null) {
            analyticsOperations.applicationGenerated(generated)
                .whenComplete((httpStatus, throwable) -> {
                    if (throwable != null) {
                        if (LOG.isErrorEnabled()) {
                            LOG.error("Error occurred reporting analytics: " + throwable.getMessage(), throwable);
                        }
                    }
                });
        }
    }
}
