/*
 * Copyright 2022 Red Hat
 *
 * 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.apicurio.registry.ccompat.rest.v6.impl;

import io.apicurio.common.apps.logging.Logged;
import io.apicurio.registry.auth.Authorized;
import io.apicurio.registry.auth.AuthorizedLevel;
import io.apicurio.registry.auth.AuthorizedStyle;
import io.apicurio.registry.ccompat.dto.CompatibilityCheckResponse;
import io.apicurio.registry.ccompat.dto.SchemaContent;
import io.apicurio.registry.ccompat.rest.error.UnprocessableEntityException;
import io.apicurio.registry.ccompat.rest.v6.CompatibilityResource;
import io.apicurio.registry.ccompat.rest.v7.impl.AbstractResource;
import io.apicurio.registry.content.ContentHandle;
import io.apicurio.registry.metrics.health.liveness.ResponseErrorLivenessCheck;
import io.apicurio.registry.metrics.health.readiness.ResponseTimeoutReadinessCheck;
import io.apicurio.registry.rules.RuleViolationException;
import io.apicurio.registry.rules.UnprocessableSchemaException;
import io.apicurio.registry.storage.dto.ArtifactVersionMetaDataDto;
import jakarta.enterprise.context.ApplicationScoped;
import jakarta.inject.Inject;
import jakarta.interceptor.Interceptors;
import org.slf4j.Logger;

import java.util.Collections;
import java.util.List;

/**
 * @author Ales Justin
 * @author Jakub Senko <em>m@jsenko.net</em>
 */

@ApplicationScoped
@Interceptors({ResponseErrorLivenessCheck.class, ResponseTimeoutReadinessCheck.class})
@Logged
public class CompatibilityResourceImpl extends AbstractResource implements CompatibilityResource {

    @Inject
    Logger logger;

    @Override
    @Authorized(style = AuthorizedStyle.ArtifactOnly, level = AuthorizedLevel.Write)
    public CompatibilityCheckResponse testCompatibilityBySubjectName(
            String subject,
            String versionString,
            SchemaContent request) throws Exception {
        logger.warn("The Confluent V6 compatibility API is deprecated and will be removed in future versions");
        try {
            final List<String> versions = getStorage().getArtifactVersions(null, subject);
            for (String version : versions) {
                final ArtifactVersionMetaDataDto artifactVersionMetaData = getStorage().getArtifactVersionMetaData(null, subject, version);
                getRulesService().applyRules(null, subject, version, artifactVersionMetaData.getType(), ContentHandle.create(request.getSchema()), Collections.emptyList(), Collections.emptyMap());
            }
            return CompatibilityCheckResponse.IS_COMPATIBLE;
        } catch (RuleViolationException ex) {
            return CompatibilityCheckResponse.IS_NOT_COMPATIBLE;
        } catch (UnprocessableSchemaException ex) {
            throw new UnprocessableEntityException(ex.getMessage());
        }
    }
}
