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package org.apache.james.dlp.eventsourcing.cassandra;

import org.apache.james.backends.cassandra.CassandraClusterExtension;
import org.apache.james.dlp.api.DLPConfigurationStore;
import org.apache.james.dlp.eventsourcing.EventSourcingDLPConfigurationStore;
import org.apache.james.eventsourcing.eventstore.cassandra.CassandraEventStore;
import org.apache.james.eventsourcing.eventstore.cassandra.CassandraEventStoreModule;
import org.apache.james.eventsourcing.eventstore.cassandra.EventStoreDao;
import org.apache.james.eventsourcing.eventstore.cassandra.JsonEventSerializer;
import org.junit.jupiter.api.extension.AfterAllCallback;
import org.junit.jupiter.api.extension.AfterEachCallback;
import org.junit.jupiter.api.extension.BeforeAllCallback;
import org.junit.jupiter.api.extension.ExtensionContext;
import org.junit.jupiter.api.extension.ParameterContext;
import org.junit.jupiter.api.extension.ParameterResolutionException;
import org.junit.jupiter.api.extension.ParameterResolver;

public class CassandraEventSourcingDLPConfigurationStoreExtension implements BeforeAllCallback, AfterAllCallback, AfterEachCallback, ParameterResolver {

    private final CassandraClusterExtension cassandraExtension;

    public CassandraEventSourcingDLPConfigurationStoreExtension() {
        cassandraExtension = new CassandraClusterExtension(CassandraEventStoreModule.MODULE());
    }

    @Override
    public void beforeAll(ExtensionContext context) throws Exception {
        cassandraExtension.beforeAll(context);
    }

    @Override
    public void afterEach(ExtensionContext context) {
        cassandraExtension.afterEach(context);
    }

    @Override
    public void afterAll(ExtensionContext context) throws Exception {
        cassandraExtension.afterAll(context);
    }

    @Override
    public boolean supportsParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
        return parameterContext.getParameter().getType() == DLPConfigurationStore.class;
    }

    @Override
    public Object resolveParameter(ParameterContext parameterContext, ExtensionContext extensionContext) throws ParameterResolutionException {
        JsonEventSerializer jsonEventSerializer = JsonEventSerializer
            .forModules(DLPConfigurationModules.DLP_CONFIGURATION_STORE, DLPConfigurationModules.DLP_CONFIGURATION_CLEAR)
            .withoutNestedType();

        EventStoreDao eventStoreDao = new EventStoreDao(
            cassandraExtension.getCassandraCluster().getConf(),
            jsonEventSerializer,
            cassandraExtension.getCassandraConsistenciesConfiguration());

        return new EventSourcingDLPConfigurationStore(new CassandraEventStore(eventStoreDao));
    }
}
